CN210998436U

CN210998436U - Quick replacement's gun type bolt tightening device

Info

Publication number: CN210998436U
Application number: CN201921976240.XU
Authority: CN
Inventors: 高帅; 雍晓龙
Original assignee: Wuxi Jiesi Intelligent Technology Co ltd
Current assignee: Wuxi Jiesi Intelligent Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-14
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a quick-change gun bolt tightening device, which comprises a gun body, a fixed shell and a rotating disc, wherein one side of the gun body is provided with the fixed shell, a connecting rod is fixed between a shell of the gun body and the fixed shell through a screw, one side of the fixed shell close to the gun body is provided with a slot, the output end of the gun body is provided with an output shaft, one end of the output shaft far away from the gun body extends into the slot, the rotating disc is embedded at one side of the fixed shell and comprises an outer ring, a lantern ring and an inner ring, the inner ring is positioned in the fixed shell, the outer ring is positioned outside the fixed shell, the lantern ring is fixedly connected between the outer ring and the inner ring, the quick-change gun bolt tightening device has the characteristics of reasonable structural design and quick change, when in use, a plurality of bolt grooves with different sizes are respectively arranged in a rotating drum, the rotating drum is all arranged on the rotating disc, and the rotating disc is tightly, through rotating the wheel changing disc, the output shaft is aligned and matched with different rotary drums.

Description

Quick replacement's gun type bolt tightening device

Technical Field

The utility model relates to a quick replacement's gun type bolt tightening device belongs to spiral and revolves spinner technical field.

Background

When the bolt tightening device is used for indirect operation of power transformation equipment, tools for tightening, dismantling and replacing various bolts are adopted, and the bolt tightening device generally comprises a bidirectional pivot: the tool comprises a longitudinal fastening part (square head screw, clamping bolt), a horizontal fastening part (fish tail bolt), a double-speed gear box, a four-wheel cart, an adjustable clutch, a reverse gear, a tool bag, an engine and the like, wherein a chuck structure with replaceable tool bits is arranged at the end of the bolt tightening device and used for replacing tool bits with different sizes so as to meet the tightening requirements of different bolts, the weight of the bolt tightening device is reduced by adopting a split type design, but in places with complex working conditions, bolts with different types exist, the original thread tightening mode is very troublesome, and the split-packaged tool bits are difficult to distinguish and take for use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current bolt screwing device and adopted split type design to alleviate the weight of bolt screwing device, nevertheless in the place that the operating mode is complicated, there is the bolt of various different models, and at this moment the mode that original screw thread was tightened seems very troublesome, and the tool bit of partial shipment also is difficult to distinguish the defect of the use of taking, provides a quick replacement's gun bolt screwing device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a quick-replaceable gun type bolt tightening device, which comprises a gun body, a fixed shell and a rotating disc, wherein one side of the gun body is provided with the fixed shell, a connecting rod is fixed by screws between a shell of the gun body and the fixed shell, one side of the fixed shell, which is close to the gun body, is provided with a slot, the output end of the gun body is provided with an output shaft, one end of the output shaft, which is far away from the gun body, extends into the slot, the rotating disc is embedded at one side of the fixed shell and comprises an outer ring, a lantern ring and an inner ring, the inner ring is positioned inside the fixed shell, the outer ring is positioned outside the fixed shell, the lantern ring is fixedly connected between the outer ring and the inner ring, a spring is sleeved outside the lantern ring and between the inner ring and the fixed shell, the inner wall of the lantern ring is fixedly welded with two supporting plates, the outer wall of the rotary drum is rotatably connected with the groove wall of the adjacent rotary groove through a bearing, the two ends of the rotary drum are fixedly connected with limit rings, the circular groove is formed in one side end face of the rotary drum, the groove wall of the circular groove is provided with an adaptive groove, and the other side end face of the rotary drum is provided with a bolt groove.

As the utility model discloses an optimized technical scheme, the structure in adaptation groove and the structure looks adaptation of output shaft, the one end that the rifle body was kept away from to the output shaft is four pyramid.

As a preferred technical scheme of the utility model, inner ring and set casing inner wall sliding connection, the radius of outer ring is greater than the radius of set casing.

As an optimal technical scheme of the utility model, four the specification diverse in bolt groove, the bolt groove all is regular hexagon structure.

As an optimized technical scheme of the utility model, the radius of circular slot is the same with the excircle radius of output shaft.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a quick replacement's gun type bolt tightening device, have structural design reasonable and change swift characteristics, during the use, a plurality of not unidimensional bolt grooves are seted up respectively in the rotary drum, the rotary drum is all installed on the round shift dish, and the dish compresses tightly to rifle body direction by the spring by round shift, through rotating the round shift dish, make output shaft and different rotary drum counterpoint adaptation, but the size of twisting is twisted soon to the quick adjustment, with the mode contrast of traditional screw thread tightening tool bit, the change mode is more convenient, need not frequently to dismantle anchor clamps structure, be fit for using in the place that the operating mode is complicated.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 of the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a sectional view showing the structure of the reel of the present invention.

In the figure: 1. a gun body; 2. a connecting rod; 3. a stationary case; 4. rotating the disc; 5. an outer ring; 6. a collar; 7. an inner ring; 8. a support plate; 9. rotating the groove; 10. a circular groove; 11. a spring; 12. a slot; 13. an output shaft; 14. a bearing; 15. a rotating drum; 16. a limiting ring; 17. an adaptation groove; 18. bolt grooves.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-4, the utility model provides a quick-replaceable gun type bolt tightening device, which comprises a gun body 1, a fixed shell 3 and an alternate disk 4, wherein one side of the gun body 1 is provided with the fixed shell 3, a connecting rod 2 is fixed between the outer shell of the gun body 1 and the fixed shell 3 by screws, one side of the fixed shell 3 close to the gun body 1 is provided with a slot 12, an output shaft 13 is arranged at the output end of the gun body 1, one end of the output shaft 13 far away from the gun body 1 extends into the slot 12, the alternate disk 4 is embedded at one side of the fixed shell 3, the alternate disk 4 comprises an outer ring 5, a lantern ring 6 and an inner ring 7, the inner ring 7 is arranged inside the fixed shell 3, the outer ring 5 is arranged outside the fixed shell 3, the lantern ring 6 is fixedly connected between the outer ring 5 and the inner ring 7, a spring 11 is sleeved outside the lantern ring 6 and between the inner ring 7 and the fixed shell 3, the inner wall, be connected with rotary drum 15 between the adjacent rotary trough 9, all rotate through bearing 14 between the cell wall of rotary drum 15 outer wall and adjacent rotary trough 9 and be connected, the equal fixedly connected with spacing ring 16 in both ends of rotary drum 15 all has seted up circular slot 10 on one side terminal surface of rotary drum 15, has all seted up adaptation groove 17 on the cell wall of circular slot 10, has all seted up bolt groove 18 on the other side terminal surface of rotary drum 15.

The structure of the adapting groove 17 is adapted to that of the output shaft 13, one end of the output shaft 13, which is far away from the gun body 1, is in a quadrangular pyramid shape, and the quadrangular pyramid-shaped output shaft 13 is matched with the adapting groove 17 and can drive the rotary drum 15 to rotate; the inner ring 7 is connected with the inner wall of the fixed shell 3 in a sliding way, and the radius of the outer ring 5 is larger than that of the fixed shell 3, so that the outer ring 5 can be conveniently grasped; the specifications of the four bolt grooves 18 are different, and the bolt grooves 18 are in regular hexagonal structures, so that bolts are conveniently matched; the radius of the circular groove 10 is the same as the outer circle radius of the output shaft 13, and the circular groove has a limiting effect.

Specifically, the fixing shell 3 is installed on the output end of the gun body 1, the gun body 1 and the internal tightening torque structure thereof drive the output shaft 13 to rotate, the output shaft 13 drives the rotary drum 15 to rotate, so that the bolt groove 18 in the rotary drum 15 drives the bolt to be tightened by screwing, when the bolt of another size is tightened, an operator manually grasps the outer ring 5 to move outwards, the spring 11 is compressed, the rotary wheel changing disc 4 is rotated for 90 degrees, the next circular groove 10 is basically aligned with the output shaft 13, at this time, the rotary wheel changing disc 4 is loosened and adjusted, so that the output shaft 13 is inserted into the circular groove 10, then, the gun body 1 is started, the output shaft 13 is kept to rotate at a low speed, under the elastic force of the spring 11, when the output shaft 13 rotates to be aligned with the adaptive groove 17, the output shaft 13 can be inserted into the adaptive groove 17, so that the output shaft 13 can drive the rotary drum 15 to rotate, and the bolt of the, then, the drum 15 of this size is inserted outside the bolt, and the inner wall of the bolt groove 18 continuously drives the bolt to screw and tighten.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick replacement's gun type bolt tightening device, includes the rifle body (1), set casing (3) and round of change dish (4), its characterized in that, one side of the rifle body (1) is equipped with set casing (3), the screw fixation has connecting rod (2) between the rifle body (1) shell and set casing (3), slot (12) have been seted up to one side that set casing (3) are close the rifle body (1), output shaft (13) are installed to the output of the rifle body (1), the one end that the rifle body (1) was kept away from in output shaft (13) extends to slot (12), round of change dish (4) inlays and establishes one side at set casing (3), round of change dish (4) include outer ring (5), lantern ring (6) and inner ring (7), inner ring (7) are located set casing (3) inside, outer ring (5) are located set casing (3) outside, fixedly connected with lantern ring (6) between outer ring (5) and inner ring (7), the improved bolt-tightening mechanism is characterized in that a spring (11) is sleeved between the inner ring (7) and the fixed shell (3) and outside the lantern ring (6), two supporting plates (8) are fixedly welded to the inner wall of the lantern ring (6), four rotating grooves (9) are formed in the supporting plates (8) and are adjacent to each other, a rotating drum (15) is connected between the rotating grooves (9), the outer wall of the rotating drum (15) and the wall of the adjacent rotating groove (9) are rotatably connected through a bearing (14), limiting rings (16) are fixedly connected to the two ends of the rotating drum (15), a round groove (10) is formed in one side end face of the rotating drum (15), an adaptive groove (17) is formed in the wall of the round groove (10), and a bolt groove (18) is formed in the other side end face of the rotating drum (15).

2. The quick-change gun bolt tightener according to claim 1, characterized in that the configuration of said adapting groove (17) is adapted to the configuration of the output shaft (13), the end of said output shaft (13) remote from the gun body (1) being quadrangular pyramid-shaped.

3. The quick-change gun bolt tightener according to claim 1, characterized in that said inner ring (7) is slidingly coupled to the inner wall of the stationary shell (3), said outer ring (5) having a radius greater than the radius of the stationary shell (3).

4. A quick-change gun bolt tightener according to claim 1, characterized in that the four bolt grooves (18) are of different sizes, the bolt grooves (18) each having a regular hexagonal configuration.

5. The quick-change gun bolt tightener according to claim 1, characterized in that the radius of the circular groove (10) is the same as the outer circular radius of the output shaft (13).