CN212169547U

CN212169547U - Double-gun pre-tightening mechanism for connecting rod bolt

Info

Publication number: CN212169547U
Application number: CN201921578142.0U
Authority: CN
Inventors: 荣俊林; 付宇; 吴明龙
Original assignee: Shanghai Tianyong Intelligent Equipment Co Ltd
Current assignee: Shanghai Tianyong Intelligent Equipment Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-12-18
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a double-gun pre-tightening mechanism of a connecting rod bolt, which is characterized by comprising a hoisting plate, a first tightening gun, a second tightening gun, a first U-shaped plate, a second U-shaped plate, a U-shaped plate mounting plate, a supporting plate, a fixed block, a push block, a first handle and a second handle, wherein the first tightening gun is fixed on the supporting plate through the fixed block; the U-shaped plate is fixedly arranged on the supporting plate; the first U-shaped plate is sleeved outside the tightening gun head of the first tightening gun, and the second U-shaped plate is sleeved outside the tightening gun head of the second tightening gun. The utility model discloses a two interval between screwing up the rifle are adjustable, adapt to different mechanical structure's connecting rod bolt's installation, have reduced the instrument cost, have improved production efficiency.

Description

Double-gun pre-tightening mechanism for connecting rod bolt

Technical Field

The utility model belongs to the technical field of the assembly bolt technique and specifically relates to a connecting rod bolt's double-gun pretension mechanism is related to.

Background

The existing connecting rod cover bolt tightening mechanism is generally tightened by adopting a double-gun pre-tightening mechanism at the same time, and when the distances of the centers of bolts facing different mechanical structures are different, the whole set of mechanism for replacing the double-gun pre-tightening mechanism is generally adopted. This method of operation has problems in that: when the whole set of mechanical device is operated, bolts at different parts are screwed down, and screwing mechanisms of different types need to be used, so that the work is complicated and the work efficiency is low. Meanwhile, the traditional tightening mechanism carries out bolt installation, and the distance between two tightening guns is fixed, so that the bolt installation requirements of different distances cannot be flexibly met.

SUMMERY OF THE UTILITY MODEL

For solving foretell technical problem, the utility model provides a mechanism is screwed up to connecting rod bolt's double gun under the condition of not changing pretension mechanism, can satisfy the installation of screwing up of the different bolt of different mechanical structure interval.

The utility model discloses a concrete technical scheme as follows:

a double-gun pre-tightening mechanism of a connecting rod bolt is characterized by comprising a hoisting plate, a first tightening gun, a second tightening gun, a first U-shaped plate, a second U-shaped plate, a U-shaped plate mounting plate, a supporting plate, a fixing block, a pushing block, a first handle and a second handle, wherein the first tightening gun is fixed on the supporting plate through the fixing block, and the second tightening gun can movably adjust the distance from the first tightening gun through the pushing block; the U-shaped plate is fixedly arranged on the supporting plate; the first U-shaped plate is sleeved outside the tightening gun head of the first tightening gun, and the second U-shaped plate is sleeved outside the tightening gun head of the second tightening gun.

Preferably, a tightening gun hole is formed in the fixing block, and the first tightening gun penetrates through the tightening gun hole to be connected with the fixing block; the fixed block is fixedly arranged at one end of the U-shaped plate mounting plate.

Preferably, a tightening gun hole is formed in the push block, and a second tightening gun penetrates through the tightening gun hole and is fixedly connected with the push block; the push block is arranged on the U-shaped plate mounting plate and moves along the U-shaped plate mounting plate; and the push block and the U-shaped plate mounting plate are provided with positioning pins.

Preferably, one end of the first U-shaped plate is fixedly arranged on the U-shaped plate mounting plate, and the other end of the first U-shaped plate is provided with a connecting shaft of a conversion head of the first screwing gun head; one end of the second U-shaped plate is movably installed on the U-shaped plate installation plate, and the other end of the second U-shaped plate is provided with a connecting shaft of a conversion head of the second tightening gun head.

Preferably, the first tightening gun head and the second tightening gun head are replaced by conversion heads according to different types of bolts.

Preferably, the tightening gun heads can be replaced by different types of tightening gun heads according to bolts.

Preferably, the upper end of the L-shaped plate is fixed at the bottom of the supporting plate, and the lower end of the L-shaped plate is connected with a first handle; the upper end of the L plate is fixed on the side face of the supporting plate, the lower end of the L plate is installed on the lower side of the second U-shaped plate, and the second handle is fixedly installed in the middle of the L plate; the first handle and the second handle are respectively positioned on two sides of the second U-shaped plate.

Preferably, the top of the hoisting plate is provided with a hoisting ring, so that the double-gun pre-tightening mechanism of the connecting rod bolt can be hung and taken conveniently.

The utility model discloses technical scheme is for prior art's beneficial effect:

the technical scheme that one tightening gun is fixed, the other tightening gun adopts the technical scheme that the push block slides and the bolt is positioned, the distance between the two tightening guns is adjusted, the two tightening guns are respectively aligned to the connecting rod bolt, and the problem that a plurality of different double-gun tightening mechanisms are needed is solved.

Drawings

Fig. 1 is a front view of an embodiment of the invention;

fig. 2 is a right side view of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention;

fig. 4 is a schematic view of fig. 3 with the hanger plate removed.

The correspondence between the components and the reference numbers in the above figures is as follows:

in the drawings: 1. hoisting plate, 2, first tightening gun, 3, second tightening gun, 4, supporting plate, 5, first U-shaped plate, 6, second U-shaped plate, 7, conversion head, 8, lifting ring, 9, first handle, 10, second handle, 11, first L-shaped plate, 12, second L-shaped plate, 13, connecting shaft, 14, pushing block, 15, fixing block, 16 and positioning pin

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 and 3:

a double-gun pre-tightening mechanism of a connecting rod bolt is characterized by comprising a hoisting plate 1, a first tightening gun 3, a second tightening gun 3, a first U-shaped plate 5, a second U-shaped plate 6, a U-shaped plate mounting plate 17, a supporting plate 4, a fixing block 15, a pushing block 14, a first handle 9 and a second handle 10, wherein the first tightening gun 2 is fixed on the supporting plate through the fixing block 15, and the second tightening gun 3 can movably adjust the distance from the first tightening gun 2 through the pushing block 14; the U-shaped plate mounting plate 17 is fixedly mounted on the supporting plate 4; the first U-shaped plate 5 is sleeved outside the screwing gun head of the first screwing gun 2, and the second U-shaped plate 6 is sleeved outside the screwing gun head of the second screwing gun 3.

In the embodiment, a screwing gun mounting hole is formed in the fixing block 15, the first screwing gun 2 penetrates through the screwing gun hole and is fixedly connected with the fixing block 15, and the fixing block 15 and the U-shaped plate mounting plate 17 are fixed at one end of the U-shaped plate mounting plate 17 through nuts, screws, elastic pads and other parts; the outside cover of the rifle head of screwing up of first rifle 2 has first U template 5, and first U template 5 fixed mounting is on U template mounting panel 17. Therefore, the first tightening gun 2, the fixing block 15, the first U-shaped plate 5 and the tightening gun head are fixedly connected into a whole and fixed on the support plate 4, and when the double-gun pre-tightening mechanism of the connecting rod bolts is used, the first tightening gun 2 is used for positioning the position of the first connecting rod bolt to be tightened.

In this embodiment, the pushing block 14 is provided with a tightening gun hole, and the second tightening gun 3 penetrates through the tightening gun hole to be fixedly connected with the pushing block 14. The push block 14 is movably arranged on the U-shaped plate mounting plate 17; the outside cover of the rifle head of screwing up of second rifle has second U template 6, and the movably installation of second U template 6 is on U template mounting panel to, rifle 3, ejector pad 14, second U template 6 are screwed up to the second, screw up the rifle head as the whole of a connection, can remove on U template mounting panel 17, realize the adjustability of interval between first rifle 2 and the second rifle 3 of screwing up. Meanwhile, the push block 14 and the U-shaped plate mounting plate 17 are provided with a positioning pin 16 to fix the adjusted position of the second tightening gun.

In this embodiment, as shown in fig. 1, the hanging plate 1 is provided with a hanging ring 8 at the top, the side wall of the hanging plate surrounds the tightening gun portion, and the bottom is fixed on the supporting plate by a fixing member such as a bolt. When in use, the lifting ring 8 can be lifted to move the whole set of the double-gun screwing mechanism, the double-gun screwing mechanism is hung on the corresponding support above the bolt to be screwed, and meanwhile, the position of the whole set of the mechanism can be manually regulated and controlled within a certain range.

In this embodiment, on the premise of fixing the whole set of mechanism, when performing the tightening operation, the operator holds the handles located on the two sides of the second U-shaped plate 6 with both hands, moves the second tightening gun to the designated screw position to press down, and then starts the tightening gun to tighten the screw. Aiming at screws of different models, the screw driver is realized by replacing a conversion head for screwing the gun head.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. The double-gun pre-tightening mechanism of the connecting rod bolt is characterized by comprising a hoisting plate (1), a first tightening gun (2), a second tightening gun (3), a first U-shaped plate (5), a second U-shaped plate (6), a U-shaped plate mounting plate (17), a supporting plate (4), a fixed block (15), a push block (14), a first handle (9) and a second handle (10), wherein the first tightening gun (2) is fixed on the supporting plate (4) through the fixed block (15), and the second tightening gun (3) can movably adjust the distance from the first tightening gun (2) through the push block (14); the U-shaped plate mounting plate (17) is fixedly mounted on the supporting plate; the first U-shaped plate (5) is sleeved outside the screwing gun head of the first screwing gun (2), and the second U-shaped plate (6) is sleeved outside the screwing gun head of the second screwing gun (3).

2. The dual-gun pretensioning mechanism for a connecting rod bolt according to claim 1, characterized in that a tightening gun hole is provided on the fixed block (15), and the first tightening gun (2) passes through the tightening gun hole and is connected with the fixed block (15).

3. The double-gun pretensioning mechanism for connecting rod bolts according to claim 2, characterized in that the fixing block (15) is fixedly mounted at one end of the U-shaped plate mounting plate (17).

4. The dual-gun pretensioning mechanism for a connecting rod bolt according to claim 3, characterized in that a tightening gun hole is provided on the push block (14), and the second tightening gun (3) passes through the tightening gun hole and is fixedly connected with the push block (14).

5. The dual-gun pretensioning mechanism for connecting rod bolts according to claim 4, characterized in that the push block (14) is mounted on the U-shaped plate mounting plate (17) to move along the U-shaped plate mounting plate (17).

6. The double-gun pretensioning mechanism for connecting rod bolts according to claim 5, characterized in that positioning pins (16) are provided on the push block (14) and the U-shaped plate mounting plate (17).

7. The double-gun pre-tightening mechanism for the connecting rod bolt according to claim 6 is characterized in that one end of the first U-shaped plate (5) is fixedly arranged on the U-shaped plate mounting plate (17), and the other end of the first U-shaped plate is provided with a connecting shaft of a switching head (7) of a tightening gun head of the first tightening gun (2).

8. The double-gun pre-tightening mechanism for the connecting rod bolt according to claim 7 is characterized in that one end of the second U-shaped plate (6) is movably mounted on the U-shaped plate mounting plate, and the other end of the second U-shaped plate is provided with a connecting shaft of a conversion head (7) of the second tightening gun (3) for tightening the gun head.

9. The twin-gun pretensioning mechanism for a connecting rod bolt according to claim 8, characterized in that the head of the first tightening gun (2) and the head of the second tightening gun (3) are replaced by a conversion head (7) according to different types of bolts.

10. The double-gun pretensioning mechanism for connecting rod bolts according to claim 9, characterized in that the upper end of the first L-shaped plate (11) is fixed at the bottom of the supporting plate (4), and the lower end is connected with the first handle (9); the upper end of the second L-shaped plate is fixed on the side surface of the supporting plate (4), the lower end of the second L-shaped plate is installed on the lower side of the second U-shaped plate (6), and the second handle (10) is fixedly installed in the middle of the second L-shaped plate (12); the first handle (9) and the second handle (10) are respectively positioned on two sides of the second U-shaped plate.

11. The connecting rod bolt dual-gun pre-tightening mechanism according to claim 10, characterized in that a hanging ring (8) is installed on the top of the hanging plate (1) to facilitate the hanging and fixing of the connecting rod bolt dual-gun pre-tightening mechanism.