CN215757477U

CN215757477U - Quenching clamp for shafts

Info

Publication number: CN215757477U
Application number: CN202121748888.9U
Authority: CN
Inventors: 张凯军; 张雨波; 李论
Original assignee: Wuxi Fuwangde Technology Co ltd
Current assignee: Wuxi Fuwangde Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-02-08
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a quenching clamp for shafts, which comprises a base, wherein one side of the upper surface of the base is fixedly connected with a vertical plate, the outer surface of the vertical plate is provided with a first sliding groove, the interior of the first sliding groove is connected with a top plate in a penetrating and sliding manner, the lower surface of the top plate is in threaded connection with an upper thimble, the upper surface of the base is provided with a groove, the bottom of the groove is fixedly connected with an upright post, the top end of the upright post is in threaded connection with a lower thimble, and the interior of the groove is in sliding connection with a positioning device. According to the quenching fixture, the shaft can be directly placed into the positioning device through the positioning device, the shaft is positioned, the operation time is shortened, the efficiency is improved, the supporting plate capable of moving relatively is arranged, the rollers on two sides are driven to move relatively, so that shafts with different diameters can be positioned and clamped, the practicability of the quenching fixture is improved, and the upper thimble and the lower thimble connected through the threads are convenient to disassemble and replace.

Description

Quenching clamp for shafts

Technical Field

The utility model relates to the technical field of quenching clamps, in particular to a quenching clamp for shafts.

Background

The shaft part is one of typical parts frequently encountered in hardware fittings, is mainly used for supporting transmission parts, transmitting torque and bearing load, and can be generally divided into three types, namely an optical axis, a stepped axis and a special-shaped axis according to different structural forms of the shaft part; or divided into a solid shaft, a hollow shaft and the like;

the quenching clamp for the shafts has the advantages that the existing quenching clamp for the shafts has certain defects, when the shafts are clamped, the ejector pins are arranged at two ends of a common clamp, the shafts are clamped through the ejector pins, but the contact areas of the ejector pins and the shafts are small, so that the shafts are positioned more inconveniently, the shafts need to be aligned slowly, the operation time is prolonged, the efficiency is reduced, the practicability is low, and the ejector pins of the existing quenching clamp for the shafts are inconvenient to detach and replace.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of inconvenient positioning, low practicability and inconvenient replacement of thimbles in the prior art, and provides a quenching clamp for shafts.

In order to achieve the purpose, the utility model adopts the following technical scheme: a quenching clamp for shafts comprises a base, wherein a vertical plate is fixedly connected to one side of the upper surface of the base, a first sliding groove is formed in the outer surface of the vertical plate, a top plate penetrates through the inside of the first sliding groove and is connected with the inside of the first sliding groove in a sliding mode, an upper ejector pin is connected to the lower surface of the top plate in a threaded mode, a groove is formed in the upper surface of the base, an upright post is fixedly connected to the bottom of the groove, a lower ejector pin is connected to the top end of the upright post in a threaded mode, and a positioning device is connected to the inside of the groove in a sliding mode;

positioner includes the bottom plate, the inside sliding connection of bottom plate and recess, the surface of bottom plate is seted up with the corresponding centre bore of stand, the second spout has been seted up to the equal symmetry in position that the upper surface of bottom plate just is located the centre bore both sides, two relatively run through between the second spout and rotate and be connected with first screw rod, first screw rod is located that one section surface of two second spout insides all overlaps and is equipped with the slider through threaded connection, is located two with one side fixedly connected with backup pad, two between the top of slider other symmetry fixedly connected with mounting bracket is equallyd divide to one side that the backup pad surface is close to mutually, the inside rotation of mounting bracket is connected with the roller.

Furthermore, the top fixed mounting of riser has first motor, the output shaft bottom end fixedly connected with second screw rod of first motor, the one end of second screw rod runs through the top and the roof of riser in proper order, just threaded connection is passed through with the inside of roof to the second screw rod.

Furthermore, first mounting grooves are symmetrically formed in one side of the upper surface of the bottom plate, a second motor is mounted inside the first mounting grooves, and an output shaft of the second motor is connected with one end of the corresponding first screw rod.

Furthermore, a second mounting groove is formed in each of two sides of the bottom of the groove, a third motor is mounted inside the second mounting groove, a third screw is fixedly connected to the top end of an output shaft of the third motor, and the top end of the third screw penetrates through the bottom plate and is in threaded connection with the inside of the bottom plate.

Furthermore, the internal thread directions of the two sliding blocks on the same first screw rod are opposite.

Furthermore, the upper thimble and the lower thimble are coaxially arranged.

Further, one side of the roller extends to the outside of the mounting frame.

The utility model has the beneficial effects that:

1. when the quenching clamp for the shafts is used, the shafts can be directly placed into the positioning device through the positioning device when the quenching clamp is used, so that the positioning of the shafts is completed, the operation time is reduced, and the efficiency is improved.

2. When the quenching clamp for the shafts is used, the rollers on the two sides are driven to move relatively through the arranged relatively movable supporting plates, so that the shafts with different diameters can be positioned and clamped, and the practicability of the quenching clamp is improved.

3. When the quenching clamp for the shafts is used, the upper thimble and the lower thimble which are connected through the threads are convenient to disassemble and replace.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is a schematic view of the internal structure of the base plate of the present invention;

fig. 4 is a top view of the base plate of the present invention.

Illustration of the drawings:

1. a base; 2. a vertical plate; 3. a first chute; 4. a top plate; 5. an upper thimble; 6. a groove; 7. a column; 8. a lower thimble; 9. a base plate; 10. a central bore; 11. a second chute; 12. a first screw; 13. a slider; 14. a support plate; 15. a mounting frame; 16. a roller; 17. a first motor; 18. a second screw; 19. a first mounting groove; 20. a second motor; 21. a second mounting groove; 22. a third motor; 23. and a third screw.

Detailed Description

Referring to fig. 1, a vertical plate 2 is fixedly connected to one side of the upper surface of a base 1, a first sliding groove 3 is formed in the outer surface of the vertical plate 2, a top plate 4 is connected to the inside of the first sliding groove 3 in a penetrating and sliding manner, an upper thimble 5 is connected to the lower surface of the top plate 4 in a threaded manner, a groove 6 is formed in the upper surface of the base 1, an upright post 7 is fixedly connected to the bottom of the groove 6, a lower thimble 8 is connected to the top end of the upright post 7 in a threaded manner, and a positioning device is connected to the inside of the groove 6 in a sliding manner;

referring to fig. 2-4, the positioning device includes a bottom plate 9, the bottom plate 9 is connected with the inside sliding of the groove 6, a center hole 10 corresponding to the upright post 7 is formed in the outer surface of the bottom plate 9, second sliding grooves 11 are symmetrically formed in positions of the upper surface of the bottom plate 9 and located on two sides of the center hole 10, a first screw 12 is connected between the two opposite second sliding grooves 11 in a penetrating and rotating mode, a sliding block 13 connected through threads is sleeved on one section of the outer surface of the first screw 12 located inside the two second sliding grooves 11, a supporting plate 14 is fixedly connected between the tops of the two sliding blocks 13 located on the same side, a mounting frame 15 is fixedly connected with two supporting plates in a symmetrical mode and is arranged on one side, close to the outer surface of the two supporting plates 14, and a roller 16 is connected to the inside rotating mode of the mounting frame 15.

When the quenching clamp for the shafts is used, firstly, the third motor 22 is started, the third motor 22 rotates to drive the third screw 23 to rotate, so that the bottom plate 9 is ejected out of the groove 6 of the base 1, the rollers 16 at two sides move to the upper part of the lower thimble 8, at the moment, the second motor 20 is started, the second motor 20 rotates to drive the first screw 12 to rotate, so that the supporting plates 14 at two sides are driven to move relatively through the slide block 13, the shafts are put into the rollers 16 at two sides, the second motor 20 is started again, at the moment, the rollers 16 at two sides are driven to approach by the second motor 20, so that the shafts can be positioned and clamped, then, the first motor 17 is started, the first motor 17 rotates to drive the second screw 18 to rotate, so that the top plate 4 and the upper thimble 5 are driven to move downwards, so that the shafts are clamped by matching with the lower thimble 8, the second motor 20 is started to loosen the rollers 16, and the third motor 22 is started, therefore, the positioning device is retracted into the groove 6, the shaft is quickly positioned, the operation time is shortened, and the efficiency is improved.

In a further scheme, the top fixed mounting of riser 2 has first motor 17, the output shaft bottom end fixedly connected with second screw rod 18 of first motor 17, the top and roof 4 of riser 2 are run through in proper order to the one end of second screw rod 18, just threaded connection is passed through with the inside of roof 4 to second screw rod 18, and first motor 17 rotates and drives second screw rod 18 and rotate to drive roof 4 and last thimble 5 downstream, thereby the cooperation is thimble 8 down with the axle clamp tight.

In a further scheme, first mounting grooves 19 are symmetrically formed in one side of the upper surface of the bottom plate 9, a second motor 20 is mounted inside the first mounting grooves 19, an output shaft of the second motor 20 is connected with one end of the corresponding first screw 12, and the second motor 20 rotates to drive the first screw 12 to rotate, so that the sliding blocks 13 drive the supporting plates 14 on two sides to move relatively.

In a further scheme, second mounting groove 21 has all been seted up to the inside bottom both sides of recess 6, the internally mounted of second mounting groove 21 has third motor 22, the output shaft top fixedly connected with third screw rod 23 of third motor 22, just threaded connection is passed through with the inside of bottom plate 9 in the top of third screw rod 23, and third motor 22 rotates and drives third screw rod 23 and rotate to drive bottom plate 9 and reciprocate, and then drive positioner and reciprocate.

In a further scheme, the internal thread directions of the two sliding blocks 13 on the same first screw 12 are opposite, so that the sliding blocks 13 can be driven to move relatively when the first screw 12 rotates.

In a further scheme, the upper thimble 5 and the lower thimble 8 are coaxially arranged, so that the shafts can be clamped conveniently.

In a further embodiment, one side of the roller 16 extends to the outside of the mounting frame 15, so that the roller 16 can be sufficiently contacted with the shaft.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a quenching clamp for axle class, includes base (1), its characterized in that: a vertical plate (2) is fixedly connected to one side of the upper surface of the base (1), a first sliding groove (3) is formed in the outer surface of the vertical plate (2), a top plate (4) penetrates through and is slidably connected to the inside of the first sliding groove (3), an upper ejector pin (5) is in threaded connection with the lower surface of the top plate (4), a groove (6) is formed in the upper surface of the base (1), a stand column (7) is fixedly connected to the bottom of the groove (6), a lower ejector pin (8) is in threaded connection with the top end of the stand column (7), and a positioning device is slidably connected to the inside of the groove (6);

the positioning device comprises a bottom plate (9), the bottom plate (9) is connected with the inner part of the groove (6) in a sliding way, the outer surface of the bottom plate (9) is provided with a central hole (10) corresponding to the upright post (7), second sliding grooves (11) are symmetrically formed in the positions, located on the two sides of the central hole (10), of the upper surface of the bottom plate (9), a first screw rod (12) is connected between the two opposite second sliding grooves (11) in a penetrating and rotating mode, first screw rod (12) are located inside one section surface of two second spout (11) and all overlap and are equipped with slider (13) through threaded connection, are located two with one side fixedly connected with backup pad (14), two between the top of slider (13) one side that backup pad (14) surface is close to is equallyd divide respectively symmetrical fixedly connected with mounting bracket (15), the inside rotation of mounting bracket (15) is connected with roller (16).

2. The quenching clamp for shafts as claimed in claim 1, wherein: the top fixed mounting of riser (2) has first motor (17), the output shaft bottom fixedly connected with second screw rod (18) of first motor (17), the one end of second screw rod (18) runs through the top and roof (4) of riser (2) in proper order, just threaded connection is passed through with the inside of roof (4) in second screw rod (18).

3. The quenching clamp for shafts as claimed in claim 1, wherein: first mounting grooves (19) are symmetrically formed in one side of the upper surface of the bottom plate (9), a second motor (20) is mounted inside the first mounting grooves (19), and an output shaft of the second motor (20) is connected with one end of the corresponding first screw (12).

4. The quenching clamp for shafts as claimed in claim 1, wherein: second mounting groove (21) have all been seted up to the inside bottom both sides of recess (6), the internally mounted of second mounting groove (21) has third motor (22), the output shaft top fixedly connected with third screw rod (23) of third motor (22), just threaded connection is passed through on the top of third screw rod (23) bottom plate (9) and with the inside of bottom plate (9).

5. The quenching clamp for shafts as claimed in claim 1, wherein: the internal thread directions of the two sliding blocks (13) on the same first screw (12) are opposite.

6. The quenching clamp for shafts as claimed in claim 1, wherein: the upper thimble (5) and the lower thimble (8) are coaxially arranged.

7. The quenching clamp for shafts as claimed in claim 1, wherein: one side of the roller (16) extends to the outside of the mounting frame (15).