CN212246117U - High-temperature pallet fork - Google Patents

Abstract

The utility model provides a high temperature fork, belongs to the automatic unloading cartesian robot technical field of going up of hot stamping production line, concretely relates to indirect thermoforming heating furnace business turn over material fork. The utility model provides a can adapt to the high temperature fork of big weight, the temperature is high, and air cooling time is short operating mode. The utility model discloses a base, its characterized in that: cargo fork arms are arranged at two ends of the base, a middle cargo fork is arranged between the two cargo fork arms at the front part of the base, a protection plate is arranged above the middle cargo fork, and two ends of the protection plate are respectively connected with the middle parts of the two cargo fork arms; a driving device mounting seat is arranged below the base, and guide sliding block assemblies are arranged on two sides of the driving device mounting seat.

Description

High-temperature pallet fork

Technical Field

The utility model belongs to the technical field of the automatic unloading cartesian robot that goes up of hot stamping production line, concretely relates to indirect thermoforming heating furnace business turn over material fork.

Background

Before, the indirect hot stamping production line is to place the work piece on the tray, roll into the roller hearth furnace from double-deck roller hearth furnace bottom one end, through the heating of roller hearth furnace, the tray area work piece rolls out from the roller hearth furnace, then the manipulator snatchs the work piece after heating and puts into punching machine punching press, and no material tray promotes, gets into double-deck roller hearth furnace upper strata and circulates and go back. In the working mode, because the roller hearth furnace has two layers, one layer is heated, the other layer is used for recovering the tray, huge energy loss exists, and because the roller hearth furnace is dozens of meters long and dozens of meters high, the investment is huge.

Under the working conditions of heavy weight (about 200 kg) of some workpieces and high working environment temperature (950 ℃), the feeding and discharging fork is often required to have higher strength and high temperature resistance. Due to the upgrading of the heating furnace and the acceleration of the process rhythm, the air cooling time in the working process of the feeding and discharging fork is only 12 seconds (the furnace door is opened to the die assembly of the punching machine), so that the service life of the existing discharging fork can be greatly shortened when the existing discharging fork is in the working state.

Disclosure of Invention

The utility model discloses just to above-mentioned problem, provide a can adapt to the high temperature fork of heavy, the temperature is high, the short operating mode of air cooling time.

In order to realize the above object of the utility model, the utility model discloses a following technical scheme, the utility model discloses a base, its characterized in that: cargo fork arms are arranged at two ends of the base, a middle cargo fork is arranged between the two cargo fork arms at the front part of the base, a protection plate is arranged above the middle cargo fork, and two ends of the protection plate are respectively connected with the middle parts of the two cargo fork arms; a driving device mounting seat is arranged below the base, and guide sliding block assemblies are arranged on two sides of the driving device mounting seat.

As an optimal scheme of the utility model, the fork arm includes that the cross-section is the support section bar of rectangle, and the support section bar top is provided with the forced air cooling pipe.

Further, a connecting beam is arranged above the air cooling pipe, an installation beam is arranged at the bottom of the protection plate, and the installation beam and the connecting beam are mutually lapped; the length of tie-beam is less than the support section bar, and the terminal surface of tie-beam forms the back locating surface, the front end of support section bar and forced air cooling pipe is provided with preceding locating surface.

Further, the end part of the air cooling pipe is provided with an air outlet group.

Furthermore, a middle mounting plate is arranged on the middle fork, and a middle positioning block is arranged on the upper surface of the middle mounting plate.

Furthermore, heat insulation bottom plates are arranged on two sides of the middle fork, and the end parts of the heat insulation bottom plates are connected with the bottom of the mounting beam.

Further, the protection plate is made of mirror surface stainless steel material; the guard plate rear side, the bottom of middle part mounting panel to and the bottom of thermal-insulated bottom plate all are provided with thermal-insulated cotton.

The utility model has the advantages that: 1. the utility model is provided with the protection plate, which can effectively prevent the hot air in the furnace from diffusing outwards; the protective plate is made of a reflective and heat-resistant mirror surface stainless steel material, so that the protective plate has a good reflection effect on heat radiation and further prevents heat in the furnace from diffusing outwards; thereby well protecting the driving equipment (comprising electrical elements, wires, belts and other heat-labile workpieces) in the mounting seat of the driving device. And simultaneously, the utility model discloses set up middle part mounting panel and thermal-insulated bottom plate to at the guard plate rear side, the bottom of middle part mounting panel to and the bottom of thermal-insulated bottom plate all is provided with the heat insulating mattress, can gather together the heat and carry out thermal-insulated protection on fork front end upper portion to drive arrangement, guaranteed drive arrangement's long-term steady operation.

2. The fork arm of the utility model is provided with the supporting section bar with a rectangular section, and is matched with the air cooling pipe, when in use, cooling air can be simultaneously blown into the supporting section bar and the air cooling pipe, so as to form a three-point air cooling structure; and can make cold wind permeate whole fork inside, guarantee that the temperature of whole fork is unanimous. The whole or local deformation of the pallet fork caused by high heat or uneven heat is effectively avoided, and the conditions of reduced working strength and poor rigidity are avoided.

3. The utility model discloses a mirror surface stainless steel baffle is when protecting components and parts, through mirror surface stainless steel reflection heat source, has still guaranteed the local heat preservation function of snatching the work piece.

4. Because the kind of being sent and getting the work piece is different, the work piece can use the tray to bear, the utility model discloses set up preceding locating surface, back locating surface and, guaranteed that robotic arm area carries work piece tray transportation and when rotatory, can stabilize not have the drunkenness.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a plan view of the present invention.

Fig. 4 is a side view of the present invention.

Fig. 5 is a partially enlarged view of fig. 1.

In the attached drawing, 1 is a guide slide block assembly, 2 is a driving device mounting seat, 3 is a base, 4 is a connecting beam, 5 is a protective plate, 6 is a mounting beam, 7 is a cargo fork arm, 8 is a middle cargo fork, 9 is a middle positioning block, 10 is a middle mounting plate, 11 is a heat insulation bottom plate, 12 is a supporting section bar, 13 is an air cooling pipe, 14 is a front positioning surface, and 15 is a rear positioning surface.

Detailed Description

The utility model discloses a base 3, its characterized in that: cargo fork arms 7 are arranged at two ends of the base 3, a middle cargo fork 8 is arranged in front of the base 3 and positioned between the two cargo fork arms 7, a protection plate 5 is arranged above the middle cargo fork 8, and two ends of the protection plate 5 are respectively connected with the middle parts of the two cargo fork arms 7; a driving device mounting seat 2 is arranged below the base 3, and guiding sliding block assemblies 1 are arranged on two sides of the driving device mounting seat 2.

As a preferred scheme of the utility model, goods yoke 7 includes that the cross-section is the support section bar 12 of rectangle, and support section bar 12 top is provided with forced air cooling pipe 13.

Further, a connecting beam 4 is arranged above the air cooling pipe 13, an installation beam 6 is arranged at the bottom of the protection plate 5, and the installation beam 6 and the connecting beam 4 are mutually lapped; the length of the connecting beam 4 is smaller than that of the supporting section bar 12, the end face of the connecting beam 4 forms a rear positioning face 15, and the front end of the supporting section bar 12 and the front end of the air cooling pipe 13 are provided with a front positioning face 14.

Further, an air outlet group is arranged at the front end of the air cooling pipe 13.

Furthermore, a middle mounting plate 10 is arranged on the middle fork 8, and a middle positioning block 9 is arranged on the upper surface of the middle mounting plate 10.

Furthermore, heat insulation bottom plates 11 are arranged on two sides of the middle fork 8, and the end parts of the heat insulation bottom plates 11 are connected with the bottom of the mounting beam 6.

Further, the protection plate 5 is made of a mirror surface stainless steel material; the rear side of the protection plate 5, the bottom of the middle mounting plate 10 and the bottom of the heat insulation bottom plate 11 are all provided with heat insulation cotton.

The middle positioning block 9 is arranged in a V shape.

The utility model discloses during the use, place the tray of work piece on goods yoke 7, fix a position the tray of work piece through preceding locating surface 14, back locating surface 15 and middle locating piece 9. The utility model discloses the quick travel in-process, the tray of work piece can not take place to move.

When the utility model is used, cooling air can be blown into the air cooling pipe 13 and the fork arm 7 simultaneously; after cooling air in the air-cooled pipe 13 cools down for air-cooled pipe 13, blow off from the wind hole group, do the utility model discloses the part of being heated is wholly cooled off.

Because the front end of the fork arm 7 is closed, and the fork arm 7 is only provided with one opening at the rear end, cooling air enters the fork arm 7 and returns and is discharged from the opening of the fork arm 7 after cooling the fork arm 7, so that the temperature of the fork arm 7 is greatly reduced, the strength of the fork arm 7 is ensured, and the fork arm 7 is prevented from being deformed due to the strength reduction after being heated; a cooling air blowing pipe (not shown) can be used, the blowing pipe is directly inserted into the fork arm 7, cooling air is blown out from the innermost part of the fork arm 7 and then is discharged from the opening of the fork arm 7, and the cooling effect can be further improved.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims (6)

1. A high temperature fork, includes base (3), its characterized in that: cargo fork arms (7) are arranged at two ends of the base (3), a middle cargo fork (8) is arranged between the two cargo fork arms (7) at the front part of the base (3), a protection plate (5) is arranged above the middle cargo fork (8), and two ends of the protection plate (5) are respectively connected with the middle parts of the two cargo fork arms (7); a driving device mounting seat (2) is arranged below the base (3), and guide sliding block assemblies (1) are arranged on two sides of the driving device mounting seat (2); heat insulation bottom plates (11) are arranged on two sides of the middle fork (8), and the end parts of the heat insulation bottom plates (11) are connected with the bottom of the mounting beam (6); the protection plate (5) is made of mirror surface stainless steel materials; the bottom of guard plate (5) rear side, middle part mounting panel (10), and the bottom of thermal-insulated bottom plate (11) all is provided with thermal-insulated cotton.

2. A high temperature fork as recited in claim 1, wherein: the cargo fork arm (7) comprises a supporting section bar (12) with a rectangular cross section, and an air cooling pipe (13) is arranged above the supporting section bar (12).

3. A high temperature fork as claimed in claim 2, wherein: a connecting beam (4) is arranged above the air cooling pipe (13), an installation beam (6) is arranged at the bottom of the protection plate (5), and the installation beam (6) is in lap joint with the connecting beam (4); the length of tie-beam (4) is less than support section bar (12), and the terminal surface of tie-beam (4) forms back locating surface (15), support section bar (12) and blast pipe (13) front end are provided with preceding locating surface (14).

4. A high temperature fork as claimed in claim 2, wherein: the front end of the air cooling pipe (13) is provided with an air outlet group.

5. A high temperature fork as recited in claim 1, wherein: a middle mounting plate (10) is arranged on the middle fork (8), and a middle positioning block (9) is arranged on the upper surface of the middle mounting plate (10).

6. A high temperature fork as claimed in claim 5, wherein: the middle positioning block (9) is arranged in a V shape.

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