CN219093400U - Expansion tool driven by impact wrench - Google Patents

Abstract

The utility model discloses an expansion tool driven by an impact wrench, which belongs to the technical field of pipeline expansion tools, and particularly relates to an expansion tool driven by an impact wrench, comprising an impact wrench and an expansion head, wherein a supporting sleeve is detachably connected to the right side of the impact wrench, a rotating seat is rotationally connected to the supporting sleeve, a transmission shaft is coaxially arranged at the left end of the rotating seat, the transmission shaft is in transmission connection with the output end of the impact wrench, a mounting plate is fixedly connected to the right end of the rotating seat, the right side of the mounting plate is connected with the mounting seat through a bolt, the expansion head is mounted on the mounting seat, the expansion head is coaxially arranged with the output end of the impact wrench, an annular plate is arranged at the right end of the supporting sleeve, external threads are arranged on the outer wall of the right side of the annular plate, and a blocking seat can not deepen reaming even if the impact wrench continues to work, so that the error is small, the large error caused by no timely stopping is avoided, the structure is simple, the manufacturing cost is low, and the expansion tool is convenient to use.

Description

Expansion tool driven by impact wrench

Technical Field

The utility model relates to the field of pipeline expanding tools, in particular to an expanding tool driven by an impact wrench.

Background

When connecting pipes, an expanding tool is sometimes needed, an inner hole of a pipe is expanded through the expanding tool, and then the pipe is connected and clamped through a clamping tool by using connectors in different forms, so that the pipes are firmly connected.

As in chinese patent publication No. CN201702276U, an expansion tool driven by an impact wrench, comprising an independent working head connected with an ordinary impact wrench, a user can automatically replace expansion heads of different specifications or sizes according to the construction operation requirements, so as to realize expansion of various pipe diameters, the adjusting device 5 is an adjusting screw connected to the front end of the sleeve, an adjusting groove 5-1 for adjusting the construction operation of the wrench is opened on the end face of the adjusting screw, and the travel indicating device comprises: the LED display device comprises a metal sheet polar plate, a battery 4-4, a battery cover 4-2, an LED luminous tube 4-5, a luminous display cover 4-1, a contact screw 4-8, a connecting screw 4-3, a nylon sleeve 4-7 and a connecting wire 4-6, wherein the negative electrode of the LED luminous tube 4-5 is connected with a negative plate of the battery 4-4, the positive electrode of the LED luminous tube is connected with the contact screw 4-8, the luminous display cover 4-1 is arranged at the front end of the front aluminum sleeve, and the travel indicating device is connected with the adjusting device 5 through a circuit to form a closed loop, so that luminous display is realized when the LED display device works in place. The device reminds a user of achieving reaming formation in a luminous mode, the structure of the device is complex, the manufacturing cost is high, and when the user needs to see the luminescence, the device actively stops reaming in time, otherwise, a certain error is caused.

Disclosure of Invention

The utility model aims to provide an expanding tool driven by an impact wrench, which solves the problems that the existing expanding tool driven by the impact wrench in the prior art reminds a user of achieving reaming formation in a luminous mode, the structure is complex, the manufacturing cost is high, and the user is required to actively and timely stop reaming when seeing the luminescence, or a certain error is caused.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an expansion tool driven by impact wrench, includes impact wrench and expansion head, impact wrench right side can be dismantled and be connected with the support sleeve, the rotation is connected with the rotation seat in the support sleeve, it is coaxial to be provided with the transmission shaft to rotate the seat left end, the transmission shaft is connected with impact wrench's output transmission, it is fixedly connected with mounting panel to rotate the seat right-hand member, the mounting panel right side is through bolted connection there being the mount pad, install the expansion head on the mount pad, the expansion head is coaxial with impact wrench's output setting, the support sleeve right-hand member is provided with the annular slab, annular slab right side outer wall is provided with the external screw thread, the annular slab has the fender seat through the external screw thread spiro union, the through-hole that is used for the expansion head to pass through has been seted up to fender seat middle part, fender seat left end spiro union has fastening bolt, fastening bolt end and annular slab contact.

Preferably, the right fixing block is uniformly and fixedly connected with the left end of the outer wall of the supporting sleeve, the right side of the outer wall of the impact wrench is provided with the left fixing block corresponding to the right fixing block, and the right fixing block is connected with the left fixing block through a bolt.

Preferably, the left end of the transmission shaft is connected with a driving shaft through a coupling, the left end of the driving shaft is coaxially provided with a sleeve joint corresponding to the output end of the impact wrench, and the sleeve joint is sleeved on the output end of the impact wrench.

Preferably, the right side of the expansion head is in a conical shape with big left and small right, and the outer wall of the expansion head is provided with knurling.

Compared with the prior art, the utility model has the beneficial effects that:

before the utility model is used, the baffle seat is rotated according to the reaming depth, the distance between the baffle seat and the expansion head is adjusted, after the distance reaches a required target position, the fastening bolt is screwed, the fastening bolt extrudes the annular plate, so that the baffle seat is fixed, errors caused by rotation of the baffle seat in the working process are avoided, the expansion head is driven to rotate by the impact wrench to expand the pipeline hole, and after the baffle seat has the blocking effect, the baffle seat blocking device continues to move, and the reaming cannot be deepened even if the impact wrench continues to work, so that the errors are smaller, larger errors caused by no timely stopping are avoided, the structure is simple, the manufacturing cost is lower, and the use is convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a support sleeve according to the present utility model;

fig. 3 is a schematic perspective view of a baffle seat according to the present utility model.

In the figure: 1. an impact wrench; 2. a left fixed block; 3. a right fixed block; 4. a support sleeve; 5. an expansion head; 6. sleeving the joint; 7. a drive shaft; 8. a coupling; 9. a transmission shaft; 10. a rotating seat; 11. a mounting plate; 12. a mounting base; 13. a blocking seat; 14. an annular plate; 15. and (5) fastening a bolt.

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.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides an expansion tool driven by impact wrench, includes impact wrench 1 and expansion head 5, impact wrench 1 right side is dismantled and is connected with support sleeve 4, support sleeve 4 rotation is connected with and rotates seat 10, it is provided with transmission shaft 9 coaxially to rotate seat 10 left end, transmission shaft 9 is connected with the output transmission of impact wrench 1, drives through impact wrench 1 and rotates seat 10 and rotate, it is fixedly connected with mounting panel 11 to rotate seat 10 right-hand member, the mounting panel 11 right side has mount pad 12 through bolted connection, install expansion head 5 on the mount pad 12, expansion head 5 and the coaxial setting of output of impact wrench 1 drive impact wrench 1 rotate, support sleeve 4 right-hand member is provided with annular plate 14, annular plate 14 right side outer wall is provided with the external screw thread, and the annular plate 14 external diameter of external screw thread department is greater than its left side unthreaded department, annular plate 14 has through-thread spiro union to have kept off seat 13, keep off seat 13 middle part and has offered the through-hole that is used for expansion head 5 to pass through, keep off seat 13 left end spiro union has fastening 15, it contacts annular plate 15 with the fixed bolt 13 to extrude annular plate 14.

The even fixedly connected with right fixed block 3 of support sleeve 4 outer wall left end, impact wrench 1 outer wall right side is provided with the left fixed block 2 corresponding with right fixed block 3, pass through bolted connection between right fixed block 3 and the left fixed block 2, the installation is convenient with the dismantlement.

The left end of the transmission shaft 9 is connected with a driving shaft 7 through a coupling 8, the left end of the driving shaft 7 is coaxially provided with a socket joint 6 corresponding to the output end of the impact wrench 1, the socket joint 6 is sleeved on the output end of the impact wrench 1, and the socket joint 6 is driven to rotate through the impact wrench 1.

The right side of the expansion head 5 is in a conical shape with big left and small right, and knurling is arranged on the outer wall of the expansion head 5.

Working principle: before the device is used, according to the distance between fender seat 13 and expansion head 5 is rotated to reaming degree of depth, adjust fender seat 13 and expansion head 5, after reaching the target position of needs, screw fastening bolt 15, fastening bolt 15 extrudees annular slab 14, thereby make fender seat 13 fixed, it rotates the messenger's in the course of the work and causes the error to keep off seat 13, drive expansion head 5 through impact wrench 1 and rotate the pipe hole and expand, owing to keep off seat 13's barrier effect, after reaching the target degree of depth, keep off seat 13 and pipeline contact, keep off seat 13 barrier device and continue to remove, even impact wrench 1 continues the work also unable deepening reaming, thereby the error is less, avoid not stopping in time and cause great error, and simple structure, low in manufacturing cost, convenient to use.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. An expansion tool driven by an impact wrench, comprising an impact wrench (1) and an expansion head (5), characterized in that: the utility model discloses a ring spanner, including impact wrench (1), support sleeve (4), rotation is connected with rotation seat (10) on support sleeve (4), rotation seat (10) left end coaxial drive shaft (9) are provided with, transmission shaft (9) are connected with the output transmission of impact wrench (1), rotation seat (10) right-hand member fixedly connected with mounting panel (11), there is mount pad (12) mounting panel (11) right side through bolted connection, install expansion head (5) on mount pad (12), the coaxial setting of output of expansion head (5) and impact wrench (1), support sleeve (4) right-hand member is provided with annular plate (14), annular plate (14) right side outer wall is provided with the external screw thread, annular plate (14) have fender seat (13) through the external screw thread spiro union, the through-hole that is used for expansion head (5) to pass through is seted up at fender seat (13) middle part, fender seat (13) left end spiro union has fastening bolt (15), fastening bolt (15) end and annular plate (14) contact.

2. An expansion tool driven by an impact wrench as claimed in claim 1, wherein: the right fixing block (3) is uniformly and fixedly connected to the left end of the outer wall of the supporting sleeve (4), the left fixing block (2) corresponding to the right fixing block (3) is arranged on the right side of the outer wall of the impact wrench (1), and the right fixing block (3) is connected with the left fixing block (2) through bolts.

3. An expansion tool driven by an impact wrench as claimed in claim 1, wherein: the left end of the transmission shaft (9) is connected with a driving shaft (7) through a coupler (8), the left end of the driving shaft (7) is coaxially provided with a socket joint (6) corresponding to the output end of the impact wrench (1), and the socket joint (6) is sleeved on the output end of the impact wrench (1).

4. An expansion tool driven by an impact wrench as claimed in claim 1, wherein: the right side of the expansion head (5) is in a conical shape with big left and small right, and knurling is arranged on the outer wall of the expansion head (5).

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