CN213507082U

CN213507082U - Clamp for mandrel quenching

Info

Publication number: CN213507082U
Application number: CN202022518980.8U
Authority: CN
Inventors: 沈韦华
Original assignee: Yancheng Neturen Co Ltd
Current assignee: Yancheng Neturen Co Ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-22
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses an anchor clamps for dabber quenching, including bracing piece, grip block and reference column, upper end of the support bar fixed mounting has the motor, the grip block is installed in bracing piece left side outside, grip block mid-mounting has vertical gear, worm lower extreme fixed mounting has horizontal driving gear, horizontal driving gear left side is provided with horizontal driven gear, the inside extrusion piece that is provided with of chuck down, the outside of chuck under is installed to the reference column. This an anchor clamps for dabber quenching adopts neotype structural design for the chuck takes place to rotate under anchor clamps can drive when reciprocating, thereby the dabber between the drive rotates, makes the dabber rotate when heating, makes dabber surface heating more even, avoids appearing the condition that the surface drops and crooked, and chuck department is provided with the reference column down, can directly put into the reference column with the dabber when the centre gripping in, accomplishes the location to the dabber, reduces operating time, raises the efficiency.

Description

Clamp for mandrel quenching

Technical Field

The utility model relates to a dabber quenching technical field specifically is an anchor clamps for dabber quenching.

Background

The dabber is a mechanical part who connects the rotating part, in mechanical work in-process, interconnect between the part, thereby realize the cooperation work between each part, quenching is also called to dip in the fire, make to a processing mode of metal and glass, specifically heat metal or glass to higher temperature through this kind of method, later put into the aquatic that contains the mineral substance fast cooling immediately, through the intensity that the quenching is handled and can be improved metal, because the working strength of dabber is great, so need guarantee the intensity of dabber, it generally all needs to carry out the quenching to the dabber to produce the dabber messenger.

With the continuous use of the mandrel quenching fixture, the following problems are found in the use process:

1. the quenching of the shafts generally adopts an induction heating method, and the mandrel is heated through an induction coil, so that the mandrel cannot be ensured to be positioned at the right center of the coil during heating, and the surface of the mandrel is unevenly heated during heating;

2. when the mandrel is clamped, the contact area between the clamp and the mandrel is small, so that the mandrel is positioned more difficultly, the mandrel needs to be aligned slowly, the operation time is prolonged, and the efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fixture for mandrel quenching to solve the problems of uneven heating and troublesome positioning in the background technology.

In order to achieve the above object, the utility model provides a following technical scheme: a clamp for mandrel quenching comprises a supporting rod, a clamping plate and a positioning column, wherein a motor is fixedly mounted at the upper end of the supporting rod, a lead screw is arranged in the supporting rod, a rack is arranged on the outer portion of the left side of the supporting rod, the clamping plate is mounted on the outer portion of the left side of the supporting rod, a threaded rod is mounted at the upper end of the clamping plate, an upper chuck is mounted at the lower end of the threaded rod, a longitudinal gear is mounted in the middle of the clamping plate, a worm wheel is fixedly mounted in front of the longitudinal gear, a worm is arranged on the left side of the worm wheel, a transverse driving gear is fixedly mounted at the lower end of the worm, a transverse driven gear is arranged on the left side of the transverse driving gear, a longitudinal spring is mounted at the upper end of the, and an inner transverse spring is fixedly installed between the outer extrusion blocks, the positioning column is installed outside the lower chuck, a clamping block is installed inside the lower end of the positioning column, and an outer transverse spring is fixedly installed on the inner side of the clamping block.

Preferably, the screw rod is in threaded connection with the clamping plate, and a rack arranged on the outer side of the clamping plate is in meshed connection with the longitudinal gear.

Preferably, the worm wheel is meshed with the worm, and a transverse driving gear arranged below the worm is meshed with the transverse driven gear.

Preferably, the lower chuck and the transverse driven gear form an elastic structure through a longitudinal spring, and the lower chuck and the clamping plate form a lifting structure.

Preferably, the external extrusion blocks are symmetrically arranged about the center of the lower chuck by 2, and the 2 external extrusion blocks form an elastic structure through an internal transverse spring.

Preferably, the positioning column and the clamping plate form a lifting structure, and the positioning column and the clamping plate form a clamping structure through a clamping block.

Compared with the prior art, the beneficial effects of the utility model are that: this an anchor clamps for dabber quenching adopts neotype structural design for the chuck takes place to rotate under anchor clamps can drive when reciprocating, thereby the dabber between the drive rotates, makes the dabber rotate when heating, makes dabber surface heating more even, avoids appearing the condition that the surface drops and crooked, and chuck department is provided with the reference column down, can directly put into the reference column with the dabber when the centre gripping in, accomplishes the location to the dabber, reduces operating time, raises the efficiency.

1. The rack, the longitudinal gear, the worm wheel and the worm are matched for use, the longitudinal gear can be driven to move up and down when the clamping plate moves up and down, and the longitudinal gear can rotate simultaneously due to the meshing connection of the longitudinal gear and the rack, so that the worm wheel is driven to rotate, and finally the worm rotates to drive the transverse driving gear to rotate.

2. The cooperation of vertical spring, inside extrusion piece, outside extrusion piece and inside transverse spring is used, can promote outside extrusion piece to both sides when inside extrusion piece contacts with outside extrusion piece, and then promotes fixture block and grip block formation block structure, otherwise, outside extrusion piece inwards moves under the effect of inside transverse spring, makes fixture block and grip block break away from, inside the effect entering grip block at gravity, does not influence the quenching treatment.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top cross-sectional structure of the support rod of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic top view of the positioning post of the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the lower chuck according to the present invention.

In the figure: 1. a support bar; 2. a motor; 3. a screw rod; 4. a rack; 5. a clamping plate; 6. a threaded rod; 7. an upper chuck; 8. a longitudinal gear; 9. a worm gear; 10. a worm; 11. a transverse driving gear; 12. a transverse driven gear; 13. a longitudinal spring; 14. a lower chuck; 15. an internal extrusion block; 16. an external extrusion block; 17. an inner transverse spring; 18. a positioning column; 19. a clamping block; 20. an outer transverse spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.

Referring to fig. 1-5, the present invention provides a technical solution: a fixture for mandrel quenching comprises a supporting rod 1, a motor 2, a screw rod 3, a rack 4, a clamping plate 5, a threaded rod 6, an upper clamping head 7, a longitudinal gear 8, a worm wheel 9, a worm 10, a transverse driving gear 11, a transverse driven gear 12, a longitudinal spring 13, a lower clamping head 14, an inner extrusion block 15, an outer extrusion block 16, an inner transverse spring 17, a positioning column 18, a clamping block 19 and an outer transverse spring 20, wherein the motor 2 is fixedly arranged at the upper end of the supporting rod 1, the screw rod 3 is arranged in the supporting rod 1, the rack 4 is arranged outside the left side of the supporting rod 1, the clamping plate 5 is arranged outside the left side of the supporting rod 1, the threaded rod 6 is arranged at the upper end of the clamping plate 5, the upper clamping head 7 is arranged at the lower end of the threaded rod 6, the longitudinal gear 8 is arranged in the middle of the clamping plate, the lower end of the worm 10 is fixedly provided with a transverse driving gear 11, the left side of the transverse driving gear 11 is provided with a transverse driven gear 12, the upper end of the transverse driven gear 12 is provided with a longitudinal spring 13, a lower chuck 14 is fixedly arranged above the longitudinal spring 13, an inner extrusion block 15 is arranged inside the lower chuck 14, outer extrusion blocks 16 are arranged on the left side and the right side of the inner extrusion block 15, an inner transverse spring 17 is fixedly arranged between the outer extrusion blocks 16, a positioning column 18 is arranged outside the lower chuck 14, a clamping block 19 is arranged inside the lower end of the positioning column 18, and an outer transverse spring 20 is fixedly arranged on the inner side of the clamping block.

Screw

rod

3 and 5 threaded connection of grip block, and the rack 4 that the grip block 5 outside set up is connected with the meshing of vertical gear 8, and foretell structure makes motor 2 drive 3 pivoted of screw rod, and screw rod 3 can drive grip block 5 and reciprocate to the grip block 5 takes place to rotate when driving vertical gear 8 and reciprocate because the effect of rack 4 can make vertical gear 8 remove.

The worm wheel 9 is meshed with the worm 10, the transverse driving gear 11 arranged below the worm 10 is meshed with the transverse driven gear 12, the longitudinal gear 8 drives the worm wheel 9 to rotate when rotating due to the structure, the worm 10 meshed with the worm wheel rotates to drive the transverse driving gear 11 below the worm wheel to rotate, and finally the transverse driven gear 12 drives the lower chuck 14 to rotate.

The lower chuck 14 and the transverse driven gear 12 form an elastic structure through the longitudinal spring 13, and the lower chuck 14 and the clamping plate 5 form a lifting structure, so that the lower chuck 14 can be pressed downwards after the mandrel is clamped, the longitudinal spring 13 is compressed, and the lower chuck 14 returns to the original position under the action of the longitudinal spring 13 after the mandrel is removed.

The outer extrusion block 16 is provided with 2 about lower chuck 14 central symmetry totally, and 2 outer extrusion blocks 16 constitute elastic construction through inside transverse spring 17, and foretell structure makes can be pushed to both sides by inside extrusion block 15 when outer extrusion block 16 contacts with inside extrusion block 15 to promote fixture block 19 outwards to remove and form block structure with grip block 5, spill the reference column 18 outside the grip block 5, convenient location.

The positioning column 18 and the clamping plate 5 form a lifting structure, the positioning column 18 and the clamping plate 5 form a clamping structure through the clamping block 19, the positioning column 18 is higher than the lower chuck 14 when the positioning column 18 is clamped with the clamping plate 5 through the clamping block 19 due to the structure, positioning can be conducted when the mandrel is clamped, and the positioning column 18 automatically enters the clamping plate 5 after clamping is completed, so that follow-up quenching treatment is not affected.

The working principle is as follows: when the device is used, according to the structure shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, firstly, when the mandrel is clamped, the mandrel is placed in the positioning column 18, the mandrel is positioned by using the inner diameter of the positioning column 18, then the threaded rod 6 is rotated to drive the upper chuck 7 to move downwards to fix the mandrel, when the mandrel is fastened, the mandrel pushes the lower chuck 14 downwards, the lower chuck 14 compresses the longitudinal spring 13, after the lower chuck 14 moves downwards, the external extrusion block 16 on the side surface of the lower chuck 14 is separated from contact with the internal extrusion block 15, so the external extrusion block 16 moves inwards under the action of the internal transverse spring 17 and is separated from extrusion to the fixture block 19, the fixture block 19 moves inwards the positioning column 18 under the action of the external transverse spring 20, so that the positioning column 18 is separated from clamping with the clamping plate 5, the positioning column 18 enters the clamping plate 5 under the action of gravity, the quenching treatment is not influenced, the mandrel is taken down after the quenching treatment is finished, the lower chuck 14 returns to the original position under the action of the longitudinal spring 13, and then the positioning column 18 is pulled upwards to form clamping with the clamping plate 5 again, so that the secondary operation is convenient.

According to the structure shown in fig. 1 and 2, after the clamping mandrel is finished, the motor 2 is started, the motor 2 drives the screw rod 3 to rotate, so that the clamping plate 5 moves downwards, the clamping plate 5 drives the longitudinal gear 8 to move downwards when moving downwards, and due to the meshing between the longitudinal gear 8 and the rack 4, the longitudinal gear 8 rotates while moving downwards, so that the worm wheel 9 is driven to rotate, the worm wheel 9 rotates to drive the worm 10 to rotate, the transverse driving gear 11 below the worm 10 rotates, the transverse driving gear 11 rotates to drive the transverse driven gear 12 to rotate, and finally the lower chuck 14 drives the mandrel to rotate when moving upwards and downwards, so that the heating is uniform, namely the working principle of the clamp for mandrel quenching.

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

Claims

1. The utility model provides a anchor clamps for dabber quenching, includes bracing piece (1), grip block (5) and reference column (18), its characterized in that: the upper end of the supporting rod (1) is fixedly provided with a motor (2), a screw rod (3) is arranged inside the supporting rod (1), a rack (4) is arranged outside the left side of the supporting rod (1), the clamping plate (5) is arranged outside the left side of the supporting rod (1), a threaded rod (6) is arranged at the upper end of the clamping plate (5), an upper chuck (7) is arranged at the lower end of the threaded rod (6), a longitudinal gear (8) is arranged in the middle of the clamping plate (5), a worm wheel (9) is fixedly arranged in front of the longitudinal gear (8), a worm (10) is arranged on the left side of the worm wheel (9), a transverse driving gear (11) is fixedly arranged at the lower end of the worm (10), a transverse driven gear (12) is arranged on the left side of the transverse driving gear (11), a longitudinal spring (13) is arranged at the upper end of, lower chuck (14) inside is provided with inside extrusion piece (15), and both sides are provided with outside extrusion piece (16) about inside extrusion piece (15) to fixed mounting has inside horizontal spring (17) between outside extrusion piece (16), reference column (18) are installed in the outside of lower chuck (14), and reference column (18) lower extreme internally mounted have fixture block (19), and fixture block (19) inboard fixed mounting has outside horizontal spring (20).

2. A jig for mandrel quenching as claimed in claim 1 wherein: the screw rod (3) is in threaded connection with the clamping plate (5), and a rack (4) arranged on the outer side of the clamping plate (5) is in meshed connection with the longitudinal gear (8).

3. A jig for mandrel quenching as claimed in claim 1 wherein: the worm wheel (9) is meshed with the worm (10), and a transverse driving gear (11) arranged below the worm (10) is meshed with a transverse driven gear (12).

4. A jig for mandrel quenching as claimed in claim 1 wherein: the lower chuck (14) and the transverse driven gear (12) form an elastic structure through a longitudinal spring (13), and the lower chuck (14) and the clamping plate (5) form a lifting structure.

5. A jig for mandrel quenching as claimed in claim 1 wherein: the number of the external extrusion blocks (16) is 2 in total about the central symmetry of the lower chuck (14), and the 2 external extrusion blocks (16) form an elastic structure through an internal transverse spring (17).

6. A jig for mandrel quenching as claimed in claim 1 wherein: the positioning column (18) and the clamping plate (5) form a lifting structure, and the positioning column (18) and the clamping plate (5) form a clamping structure through a clamping block (19).