CN216966170U

CN216966170U - Hot mold shrinkage deviation correcting device

Info

Publication number: CN216966170U
Application number: CN202123277757.XU
Authority: CN
Inventors: 冯燕毅
Original assignee: Dongguan Dongxing Trademark Embroidery Co ltd
Current assignee: Dongguan Dongxing Trademark Embroidery Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-15
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a hot die shrinkage deviation correcting device which comprises a base and a hydraulic cylinder, wherein a lower die is arranged on the surface of the base, a portal frame is fixed above the base, grooves are formed in two sides of the surface of the base, a screw rod is arranged in each groove, the hydraulic cylinder is fixed to the top of the portal frame, an upper die is arranged at the bottom of the hydraulic cylinder, and meanwhile, limiting sleeves are fixed to two sides of the upper die and two sides of the lower die. This hot mould shrink deviation correcting device is provided with stopper and limiting sleeve, rotates through the lead screw and drives the movable block and remove, so that make the movable block can drive horizontal pole and limiting plate simultaneously and remove, make after last mould and lower mould are laminated each other, the stopper at limiting plate both ends can block into in the limiting sleeve of last mould and lower mould both sides, thereby carry on spacingly to last mould and lower mould, avoid going up mould and lower mould skew when the work piece cools off and cause the influence to the shaping effect of work piece, improve its production quality.

Description

Hot mold shrinkage deviation correcting device

Technical Field

The utility model relates to the technical field of forging dies, in particular to a hot die shrinkage deviation correcting device.

Background

Hot die forging, which is a kind of forging technology, generally refers to heating a metal blank to a temperature higher than the recrystallization temperature of the material, and then guiding the metal blank into a die cavity between an upper die and a lower die to be cooled and formed, but due to thermal expansion and cold contraction, in the process of cooling a workpiece, the upper die and the lower die are easy to be dislocated and deviated, which causes influence on the forming quality of the workpiece, and in order to improve the production quality, a deviation-correcting device is needed to place the upper die and the lower die to deviate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hot die shrinkage deviation correcting device to solve the problem that in the workpiece cooling process proposed in the background technology, the upper die and the lower die are easy to misplace and deviate.

In order to achieve the purpose, the utility model provides the following technical scheme: a hot mold shrinkage deviation-rectifying device comprises a base and a hydraulic cylinder,

the surface of the base is provided with a lower die, a portal frame is fixed above the base, grooves are formed in two sides of the surface of the base, and screw rods are arranged in the grooves;

the hydraulic cylinder is fixed at the top of the portal frame, an upper die is arranged at the bottom of the hydraulic cylinder, and limiting sleeves are fixed on two sides of the upper die and two sides of the lower die.

Preferably, the lead screw is connected with a hand wheel, the hand wheel is arranged on two sides of the base, and the surface of the lead screw is in threaded connection with a movable block.

Through adopting above-mentioned technical scheme, can drive the movable block and remove to drive the stopper card and go into in the spacing sleeve.

Preferably, the top of movable block is fixed with the horizontal pole, and the horizontal pole is close to the one end of portal frame axis and is fixed with the limiting plate, and the both ends of limiting plate are fixed with the limiting block simultaneously.

Through adopting above-mentioned technical scheme, can carry on spacingly to lower mould and last mould, avoid the skew.

Preferably, the water tanks are fixed at two ends of the side wall of the portal frame, the delivery pumps are arranged at two ends of the top of the portal frame, two ends of each delivery pump are respectively connected with the water tanks and the spray heads through delivery pipes, and the spray heads are arranged at two ends of the top of the inner side of the portal frame.

By adopting the technical scheme, the time required by cooling the workpiece can be reduced.

Preferably, the surface of the base is provided with guide grooves, a plurality of groups of guide grooves are formed in the guide grooves, and meanwhile, a collecting box is arranged below the guide grooves.

Through adopting above-mentioned technical scheme, can conveniently collect the water after spraying.

Compared with the prior art, the utility model has the beneficial effects that: the hot die shrinkage deviation-correcting device comprises a hot die shrinkage deviation-correcting device,

(1) the limiting blocks and the limiting sleeves are arranged, the movable blocks are driven to move through the rotation of the screw rods, so that the movable blocks can simultaneously drive the cross rods and the limiting plates to move, the limiting blocks at the two ends of the limiting plates can be clamped into the limiting sleeves at the two sides of the upper die and the lower die after the upper die and the lower die are mutually attached, the upper die and the lower die are limited, the influence on the forming effect of a workpiece caused by the deviation of the upper die and the lower die when the workpiece is cooled is avoided, and the production quality of the workpiece is improved;

(2) be provided with shower nozzle and guiding gutter, carry the water in the water tank to shower nozzle department through the delivery pump and spray for can spray it when the work piece in last mould and lower mould cools off, thereby reduce the required time of work piece cooling, improve the productivity effect, the guiding gutter on base surface can carry out the water conservancy diversion to the water that drips after spraying simultaneously, thereby conveniently collects, avoids extravagantly, improves its practicality.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a side view of the lower mold and the upper mold of the present invention;

FIG. 3 is a schematic top view of a portal frame according to the present invention;

fig. 4 is a schematic top view of the base and the guiding groove of the present invention.

In the figure: 1. the device comprises a base, 2, a lower die, 3, a portal frame, 4, a screw rod, 5, a hand wheel, 6, a movable block, 7, a cross rod, 8, a limiting plate, 9, a limiting block, 10, a hydraulic cylinder, 11, an upper die, 12, a limiting sleeve, 13, a water tank, 14, a delivery pump, 15, a spray head, 16, a diversion trench, 17 and a collecting box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a hot die shrinkage deviation correcting device is disclosed, as shown in figures 1 and 2, a lower die 2 is arranged on the surface of a base 1, a portal frame 3 is fixed above the base 1, grooves are arranged on two sides of the surface of the base 1, a screw rod 4 is arranged in each groove, the screw rod 4 is connected with a hand wheel 5, the hand wheels 5 are arranged on two sides of the base 1, a movable block 6 is in threaded connection with the surface of the screw rod 4, a cross rod 7 is fixed above the movable block 6, a limiting plate 8 is fixed at one end of the cross rod 7 close to the central axis of the portal frame 3, limiting blocks 9 are fixed at two ends of the limiting plate 8, an upper die 11 is driven to descend by a hydraulic cylinder 10 at the top of the portal frame 3, so that the upper die 11 and the lower die 2 are mutually attached, then the hand wheels 5 on two sides of the base 1 are rotated to drive the screw rod 4 to rotate, so that the screw rod 4 drives the movable block 6 in threaded connection with the screw rod to move to one end close to the central axis of the portal frame 3, and drive horizontal pole 7 and limiting plate 8 simultaneously and move to the one end that is close to the portal frame 3 axis to make the stopper 9 at limiting plate 8 both ends can block respectively in the stop collar 12 of lower mould 2 and last mould 11 both sides, make can carry on spacingly to the position of lower mould 2 and last mould 11, thereby avoid appearing the skew in the work piece forming process, improve the stability between lower mould 2 and the last mould 11.

As shown in fig. 1, fig. 2 and fig. 3, a hydraulic cylinder 10 is fixed at the top of a gantry 3, an upper die 11 is arranged at the bottom of the hydraulic cylinder 10, meanwhile, limiting sleeves 12 are fixed at both sides of the upper die 11 and the lower die 2, water tanks 13 are fixed at both ends of the side wall of the gantry 3, and delivery pumps 14 are arranged at both ends of the top of the gantry 3, both ends of the delivery pumps 14 are respectively connected with the water tanks 13 and spray heads 15 through delivery pipes, and the spray heads 15 are arranged at both ends of the inner top of the gantry 3, so that water in the water tanks 13 can be delivered to the spray heads 15 at the inner top of the gantry 3 through the delivery pumps 14 in the workpiece cooling process, so that the spray heads 15 spray the upper die 11 and the lower die 2, thereby reducing the cooling time of the workpiece and improving the production efficiency.

As shown in fig. 1 and 4, the surface of the base 1 is provided with the diversion trenches 16, and a plurality of groups of diversion trenches are provided, and meanwhile, the collection box 17 is provided below the diversion trenches 16, so that the sprayed water can flow into the collection box 17 through the diversion trenches 16 on the surface of the base 1, thereby facilitating recycling and avoiding unnecessary resource waste.

The working principle is as follows: when the hot die shrinkage deviation correcting device is used, firstly, a hydraulic cylinder 10 at the top of a portal frame 3 is opened to drive an upper die 11 to descend to be attached to a lower die 2, molten metal is guided into a die cavity between the upper die 11 and the lower die 2, then hand wheels 5 at two sides of a base 1 are rotated to drive a screw rod 4 to rotate, the screw rod 4 drives a movable block 6 and a cross rod 7 to move towards one end close to the central axis of the portal frame 3, the cross rod 7 drives limiting blocks 9 at two sides of a limiting plate 8 to be clamped into limiting sleeves 12 at two sides of the upper die 11 and the lower die 2, the upper die 11 and the lower die 2 are prevented from deviating, and the whole operation is finished.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a hot mould shrink deviation correcting device, includes base (1) and pneumatic cylinder (10), its characterized in that:

the surface of the base (1) is provided with a lower die (2), a portal frame (3) is fixed above the base (1), two sides of the surface of the base (1) are provided with grooves, and screw rods (4) are arranged in the grooves;

the hydraulic cylinder (10) is fixed to the top of the portal frame (3), an upper die (11) is arranged at the bottom of the hydraulic cylinder (10), and meanwhile, limiting sleeves (12) are fixed to the two sides of the upper die (11) and the lower die (2).

2. The hot die shrinkage deviation correcting device of claim 1, wherein: the lead screw (4) is connected with a hand wheel (5), the hand wheel (5) is arranged on two sides of the base (1), and meanwhile, the surface of the lead screw (4) is in threaded connection with a movable block (6).

3. The hot die shrinkage deviation correcting device of claim 2, wherein: the top of movable block (6) is fixed with horizontal pole (7), and horizontal pole (7) are close to portal frame (3) axis's one end and are fixed with limiting plate (8), and limiting block (9) are fixed at the both ends of limiting plate (8) simultaneously.

4. The hot die shrinkage deviation correcting device of claim 1, wherein: the water tank (13) is fixed at two ends of the side wall of the portal frame (3), the conveying pumps (14) are arranged at two ends of the top of the portal frame (3), two ends of each conveying pump (14) are respectively connected with the water tank (13) and the spray heads (15) through conveying pipes, and the spray heads (15) are arranged at two ends of the top of the inner side of the portal frame (3).

5. The hot mold shrinkage deviation correcting device of claim 1, wherein: the surface of the base (1) is provided with a plurality of groups of diversion trenches (16), and a collection box (17) is arranged below the diversion trenches (16).