CN211277323U

CN211277323U - Large-torque tightening device

Info

Publication number: CN211277323U
Application number: CN201922211769.9U
Authority: CN
Inventors: 董晓军; 李利鑫
Original assignee: Suzhou Industrial Park Yuanrong Kechuang Electromechanical Co ltd
Current assignee: Suzhou Industrial Park Yuanrong Kechuang Electromechanical Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-18
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a bolt tightening technical field, specific big moment of torsion tightening device that says so, including an upper fixed plate, curb plate and backplate, an upper fixed plate, curb plate and backplate pass through bolt fixed connection and form the frame, the vertical material pressing cylinder that is fixed with in backplate top middle part drives actuating cylinder, the surface of backplate is through the bolt installation organic processing track, install slider and lower slider in the machining track, the output that drives actuating cylinder passes through the bolt fastening with the slider, be fixed with electronic tightening gun on the slider, the output and the lower slider fixed connection of material pressing cylinder go up, the slider bottom is passed through the bolt fastening and is pressed from both sides tight locking subassembly down. The utility model discloses a machine tooling track supports top shoe and lower slider, and firm degree is added man-hour in the guarantee, drives actuating cylinder and promotes the top shoe and move down when electronic tightening gun pivoted, accomplishes the screwing up operation of nut, can satisfy the operation demand of screwing up of big moment of torsion bolt.

Description

Large-torque tightening device

Technical Field

The utility model belongs to the technical field of the bolt tightening device, concretely relates to device is screwed up to big moment of torsion.

Background

During the production process of workpieces connected through bolts, the bolts need to be screwed in sequence. The existing bolt tightening operation is usually manually completed by workers, when a large-torque bolt is tightened, the requirement on the labor intensity of workers is high, and the manual tightening of the bolt is difficult to ensure that the torque of the bolt reaches the required requirement, so that the connection quality of workpieces is not favorably ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is screwed up to big moment of torsion to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device is screwed up to big moment of torsion, includes an upper fixed plate, curb plate and backplate, an upper fixed plate, curb plate and backplate pass through bolt fixed connection and form the frame, an upper fixed plate is equipped with two and fixes backplate top both sides respectively, the curb plate is equipped with two respectively the vertical both sides at the backplate back, the backplate top middle part is vertical to be fixed with and to press the material cylinder and drive actuating cylinder, the surface of backplate passes through bolt installation and has the machining track, install top shoe and lower slider in the machining track, the output that drives actuating cylinder passes through the bolt fastening with the top shoe, be fixed with electronic tightening gun on the top shoe, go up the output and the lower slider fixed connection of pressing the material cylinder, the slider bottom has tight locking subassembly of clamp through the bolt fastening down.

As a further optimization of the technical scheme, a horizontally arranged side material pressing cylinder is further installed on the back plate.

As a further optimization of the technical scheme, limiting blocks are respectively fixed on two sides of the bottom end of the back plate.

As a further optimization of the technical scheme, the clamping and locking assembly comprises a material pressing transverse plate and a material clamping vertical plate, the material clamping vertical plates are provided with two material clamping vertical plates and fixed on the lower surface of the material pressing transverse plate at intervals, and one end of the material pressing transverse plate is fixedly connected with the lower sliding block.

As a further optimization of the technical scheme, a supporting rod for supporting is further fixed on the lower surface of the other end of each upper fixing plate.

The utility model discloses a technological effect and advantage:

the utility model discloses a machine tooling track supports slider and lower slider, helps improving the fixed firm degree of card pressure to the work piece, when electronic tightening gun pivoted, drives actuating cylinder and promotes the slider and moves down for electronic tightening gun tip gland nut accomplishes screwing up the operation of screwing up of nut, screws up the bolt automatically, can satisfy the operation demand of screwing up of big moment of torsion bolt.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural view of the clamping and locking assembly of the present invention.

In the figure: the automatic clamping device comprises an upper material pressing cylinder 1, a driving cylinder 2, an upper fixing plate 3, a side plate 4, a machining track 5, a back plate 6, a limiting block 7, an electric tightening gun 8, a supporting rod 9, a clamping and locking assembly 10, a material pressing transverse plate 1001, a material clamping vertical plate 1002, an upper sliding block 11, a material pressing cylinder 12 and a lower sliding block 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a large-torque tightening device comprises an upper fixing plate 3, a side plate 4 and a back plate 6, wherein the upper fixing plate 3, the side plate 4 and the back plate 6 form a frame through bolt fixed connection, the upper fixing plate 3 is provided with two fixing parts which are respectively fixed on two sides of the top end of the back plate 6, an upper pressing cylinder 1, a driving cylinder 2 and an electric tightening gun 8 are respectively arranged in a space between the two upper fixing plates 3, each fixing part is also fixed with a support rod 9 for supporting on the lower surface of the other end of the upper fixing plate 3 and used for supporting the upper fixing plate 3, the side plate 4 is provided with two fixing parts which are respectively and vertically fixed on two sides of the back surface of the back plate 6, so that the overall stability of the frame is improved, limiting blocks 7 are respectively fixed on two sides of the bottom end of the back.

An upper pressing cylinder 1 and a driving cylinder 2 are vertically fixed in the middle of the top end of the back plate 6, the upper pressing cylinder 1 and the driving cylinder 2 are fixed on the same side of the back plate 6 through a cylinder support and are located above the machining track 5, the machining track 5 is installed on the surface of the back plate 6 through bolts, the machining track 5 is high in structural strength and can resist the torque effect in the tightening process, an upper sliding block 11 and a lower sliding block 13 are installed in the machining track 5, the upper sliding block 11 and the lower sliding block 13 can slide up and down along the machining track 5, the output end of the driving cylinder 2 is fixed with the upper sliding block 11 through bolts, an electric tightening gun 8 is fixed on the upper sliding block 11, the electric tightening gun 8 adopts a high-torque electric tightening gun and can provide a large tightening torque, and the driving cylinder 2 pushes the upper sliding block 11 downwards when the electric tightening gun 8 is tightened, thereby causing the electric tightening gun 8 to move downward to tighten the bolt supported by the machining rail 5.

The output end of the upper material pressing cylinder 1 is fixedly connected with a lower slide block 13, the bottom end of the lower slide block 13 is fixed with a clamping locking component 10 through a bolt, the clamping locking assembly 10 comprises a material pressing transverse plate 1001 and material clamping vertical plates 1002, wherein two material clamping vertical plates 1002 are arranged and fixed on the lower surface of the material pressing transverse plate 1001 at intervals, and by utilizing the two material clamping vertical plates 1002, the workpiece is clamped and fixed, two pressing transverse plates 1001 are arranged in the clamping and locking assembly 10, one end of the material pressing transverse plates 1001 is fixedly connected with the lower slider 13, two groups of material pressing transverse plates 1001 are respectively fixed at two ends of the bottom of the lower slider 13, the electric tightening gun 8 is positioned at the upper part between the two material pressing transverse plates 1001, when the upper pressing cylinder 1 presses down the sliding block 13, the clamping and locking assembly 10 clamps and compresses the workpiece, and the end part of the bolt of the workpiece is arranged between the two pressing transverse plates 1001, so that the end part of the bolt is conveniently butted with the end part of the electric tightening gun 8.

The back plate 6 is also provided with a side material pressing cylinder 12 which is horizontally arranged, and the stability of the workpiece is improved and the workpiece is prevented from shaking in the screwing process under the abutting of the side material pressing cylinder 12.

Specifically, during the use, press material cylinder 1 in the start, slider 13 moves down along machining track 5 under the promotion for press from both sides tight locking subassembly 10 and press the fastening to the work piece card, press material cylinder 12 to the cooperation side simultaneously, to the stable locking of work piece, prevent to rock, later start driving actuating cylinder 2 and electronic rifle 8 of screwing up, when electronic rifle 8 pivoted of screwing up, drive actuating cylinder 2 and promote slider 11 and move down, make the 8 tip gland nut of electronic rifle of screwing up, accomplish the screwing up operation of nut.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a device is screwed up to big moment of torsion, includes an upper fixed plate (3), curb plate (4) and backplate (6), its characterized in that: the upper fixing plate (3), the side plate (4) and the back plate (6) are fixedly connected through bolts to form a frame, the upper fixing plate (3) is provided with two fixing plates which are respectively fixed on the two sides of the top end of the back plate (6), the side plates (4) are respectively and vertically fixed at the two sides of the back surface of the back plate (6), an upper material pressing cylinder (1) and a driving cylinder (2) are vertically fixed in the middle of the top end of the back plate (6), the surface of the back plate (6) is provided with a machining track (5) through bolts, an upper sliding block (11) and a lower sliding block (13) are arranged in the machining track (5), the output end of the driving cylinder (2) is fixed with the upper slide block (11) through a bolt, an electric tightening gun (8) is fixed on the upper sliding block (11), the output end of the upper material pressing cylinder (1) is fixedly connected with the lower sliding block (13), the bottom end of the lower sliding block (13) is fixed with a clamping locking assembly (10) through a bolt.

2. A high torque tightening device as defined in claim 1, wherein: and a side material pressing cylinder (12) which is horizontally arranged is also arranged on the back plate (6).

3. A high torque tightening device as defined in claim 1, wherein: limiting blocks (7) are respectively fixed on two sides of the bottom end of the back plate (6).

4. A high torque tightening device as defined in claim 1, wherein: the clamping locking assembly (10) comprises a material pressing transverse plate (1001) and a material clamping vertical plate (1002), the material clamping vertical plate (1002) is provided with two material pressing transverse plates (1001) and fixed on the lower surface of the material pressing transverse plate (1001) at intervals, and one end of the material pressing transverse plate (1001) is fixedly connected with a lower sliding block (13).

5. A high torque tightening device as defined in claim 1, wherein: and a support rod (9) for supporting is further fixed on the lower surface of the other end of each upper fixing plate (3).