阅读说明：本技术 一种叉车轮毂挤压铸造设备 (Fork truck wheel hub extrusion casting equipment ) 是由 张家俊 张裕玉 于 2021-08-23 设计创作，主要内容包括：本发明涉及挤压铸造技术领域,且公开了一种叉车轮毂挤压铸造设备,包括底板,所述底板的上端通过多根支撑柱左右对称固定连接有两个L形托板,两个所述L形托板内托接有同一个下模,所述下模的底部内侧开设有嵌设槽,所述嵌设槽内嵌设有顶推板,所述顶推板的下端均匀固定连接有多根顶推杆,多根所述顶推杆的下端均通过下模下端开设的通孔贯穿伸出下模的下端,所述底板的表面对称固定插套有两个伸缩气缸,两个所述伸缩气缸的上端输出轴固定连接有同一个卸料板。该叉车轮毂挤压铸造设备,具备能够实现对下模与上模的快速组装,且操作简便无需使用螺栓固定,有效提高了生产更换效率的优点。(The invention relates to the technical field of extrusion casting, and discloses forklift hub extrusion casting equipment which comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with two L-shaped supporting plates in a bilateral symmetry mode through a plurality of supporting columns, the two L-shaped supporting plates are internally supported with the same lower die, an embedding groove is formed in the inner side of the bottom of the lower die, a top pushing plate is embedded in the embedding groove, a plurality of top pushing rods are uniformly and fixedly connected to the lower end of the top pushing plate, the lower ends of the plurality of top pushing rods penetrate through holes formed in the lower end of the lower die and extend out of the lower end of the lower die, two telescopic cylinders are symmetrically and fixedly inserted in the surface of the bottom plate, and output shafts at the upper ends of the two telescopic cylinders are fixedly connected with the same discharging plate. This fork truck wheel hub extrusion casting equipment possesses can realize the fast assembly to lower mould and last mould, and easy and simple to handle need not to use the bolt fastening, has effectively improved the advantage of production change efficiency.)

1. The utility model provides a fork truck wheel hub extrusion casting equipment, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is fixedly connected with two L-shaped supporting plates (3) in a bilateral symmetry mode through a plurality of supporting columns (2), the two L-shaped supporting plates (3) are internally supported with the same lower die (4), the inner side of the bottom of the lower die (4) is provided with an embedding groove (5), a top push plate (6) is embedded in the embedding groove (5), the lower end of the top push plate (6) is uniformly and fixedly connected with a plurality of top push rods (7), the lower ends of the plurality of top push rods (7) penetrate through holes formed in the lower end of the lower die (4) and extend out of the lower end of the lower die (4), the surface of the bottom plate (1) is symmetrically and fixedly inserted with two telescopic cylinders (8), and an output shaft at the upper end of the two telescopic cylinders (8) is fixedly connected with the same discharging plate (9);

the upper end of the bottom plate (1) is fixedly connected with a U-shaped vertical plate (10), the inner wall of the top of the U-shaped vertical plate (10) and the upper end of the bottom plate (1) are rotationally connected with two rotating screws (11) in a bilateral symmetry mode through bearings, the upper ends of the rotating screws (11) penetrate through the upper end of the U-shaped vertical plate (10) and are fixedly connected with driven bevel gears (12), the upper end of the U-shaped vertical plate (10) is fixedly provided with a double-shaft motor (13), output shafts at the left end and the right end of the double-shaft motor (13) are fixedly connected with driving bevel gears (14) meshed with the driven bevel gears (12), external threads of the rod walls of the two rotating screws (11) are sleeved with a same lifting plate (15), the lower end of the lifting plate (15) is fixedly clamped with an upper die (16), a plurality of T-shaped clamping blocks (17) are uniformly and fixedly connected with the upper end of the upper die (16), and a plurality of T-shaped clamping blocks (17) matched and clamped with the T-shaped clamping blocks (17) are arranged on the side wall of the lower end of the lifting plate (15) A card slot (18).

2. The forklift hub squeeze casting apparatus of claim 1, wherein: vertical portion of L shape layer board (3) has been seted up a plurality of jacks and jack internalization and has been inserted and be equipped with chucking inserted bar (19), a plurality of chucking slots (20) that correspond the grafting with chucking inserted bar (19) are seted up in the outside of lower mould (4), many the same chucking arm-tie (21) of outer end fixedly connected with of chucking inserted bar (19), chucking arm-tie (21) and L shape layer board (3) one side fixedly connected with a plurality of difference covers and establish chucking spring (22) outside many chucking inserted bars (19).

3. The forklift hub squeeze casting apparatus of claim 1, wherein: the upper end bilateral symmetry fixedly connected with many guide bars (23) of bottom plate (1), the equal fixedly connected with deflector (24) in the left and right sides of lower mould (4), guiding hole (25) that cup joint with guide bar (23) activity are seted up on the surface of deflector (24).

4. The forklift hub squeeze casting apparatus of claim 1, wherein: the upper end of lifter plate (15) is seted up a plurality of jacks and jack internalization is inserted and is equipped with locating lever (26), the upper end of T shape fixture block (17) is seted up a plurality of constant head tanks (27) that correspond the grafting with locating lever (26), many the same connecting plate (28) of upper end fixedly connected with of locating lever (26).

5. The forklift hub squeeze casting apparatus of claim 4, wherein: the upper end bilateral symmetry joint of lifter plate (15) has two L shape clamp plates (29) of crimping in connecting plate (28) upper end, the magnetic path (30) of inter attraction are inlayed with the upper end symmetry of connecting plate (28) to the horizontal part lower extreme of L shape clamp plate (29).

6. The forklift hub squeeze casting apparatus of claim 5, wherein: two wedge fixture blocks (31) of upper end bilateral symmetry fixedly connected with of lifter plate (15), dovetail slot (32) that match the joint with wedge fixture block (31) are seted up to the lower extreme lateral wall of L shape clamp plate (29).

7. The forklift hub squeeze casting apparatus of claim 1, wherein: the bottom four corners of the bottom plate (1) are fixedly connected with supporting legs (33).

8. The forklift hub squeeze casting apparatus of claim 3, wherein: the lower end of the guide hole (25) is provided with a flared end.

Technical Field

The invention relates to the technical field of extrusion casting, in particular to extrusion casting equipment for a forklift hub.

Background

The forklift hub is an important structural part related to the driving safety of the forklift, the quality and the reliability of the forklift hub not only relate to the safety of vehicles, personnel and materials on the vehicles, but also influence the performances of stability, maneuverability, comfort and the like in the driving process of the vehicles, and the forklift hub is required to have the characteristics of high fatigue strength, good rigidity and elasticity, high size and shape precision, light weight and the like.

Present fork truck wheel hub need use extrusion die to cast production when the casting, but the upper and lower mould among the extrusion die is mostly through the bolt fastening when the installation, and such mode not only makes the installation waste time and energy, and permanent change causes the smooth silk of screw easily, influences subsequent change installation, and the actual production of being not convenient for uses.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides extrusion casting equipment for a forklift hub, which has the advantages of realizing the quick assembly of a lower die and an upper die, being simple and convenient to operate without using bolts for fixing, effectively improving the production replacement efficiency, and solving the problems that the upper die and the lower die in the extrusion die are mostly fixed by bolts when the existing forklift hub is cast, the installation is time-consuming and labor-consuming, screw thread sliding is easily caused by long-term replacement, the subsequent replacement and installation are influenced, and the actual production and use are inconvenient.

(II) technical scheme

In order to realize the purposes of realizing the quick assembly of the lower die and the upper die, having simple and convenient operation without using bolts for fixing and effectively improving the production replacement efficiency, the invention provides the following technical scheme: the forklift hub extrusion casting equipment comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with two L-shaped supporting plates in a bilateral symmetry mode through a plurality of supporting columns, the two L-shaped supporting plates are internally supported with a same lower die, an embedding groove is formed in the inner side of the bottom of the lower die, a top pushing plate is embedded in the embedding groove, the lower end of the top pushing plate is uniformly and fixedly connected with a plurality of top pushing rods, the lower ends of the plurality of top pushing rods all penetrate through holes formed in the lower end of the lower die and extend out of the lower end of the lower die, two telescopic cylinders are symmetrically and fixedly sleeved on the surface of the bottom plate, and the output shafts at the upper ends of the two telescopic cylinders are fixedly connected with a same discharging plate;

the upper end of the bottom plate is fixedly connected with a U-shaped vertical plate, the inner wall of the top of the U-shaped vertical plate and the upper end of the bottom plate are connected with two rotating screws in a bilateral symmetry mode through bearings, the upper ends of the rotating screws penetrate through the upper end of the U-shaped vertical plate and are fixedly connected with driven bevel gears, a double-shaft motor is fixedly arranged at the upper end of the U-shaped vertical plate, output shafts at the left end and the right end of the double-shaft motor are fixedly connected with driving bevel gears meshed with the driven bevel gears, the outer threads of rod walls of the two rotating screws are sleeved with a same lifting plate, the lower end of the lifting plate is fixedly clamped with an upper die, a plurality of T-shaped clamping blocks are uniformly and fixedly connected to the upper end of the upper die, and a plurality of T-shaped clamping grooves matched and clamped with the T-shaped clamping blocks are formed in the side wall of the lower end of the lifting plate.

Preferably, a plurality of jacks are formed in the vertical portion of the L-shaped supporting plate, clamping insertion rods are movably inserted into the jacks, a plurality of clamping insertion slots which are correspondingly inserted into the clamping insertion rods are formed in the outer side of the lower die, the clamping insertion slots are formed in the outer side of the lower die, the clamping insertion rods are connected with the same clamping pull plate fixedly connected with the outer end of each clamping insertion rod, and a plurality of clamping springs which are respectively sleeved outside the clamping insertion rods are fixedly connected with one opposite side of each clamping pull plate and the L-shaped supporting plate.

Preferably, the upper end bilateral symmetry fixedly connected with many guide bars of bottom plate, the equal fixedly connected with deflector in the left and right sides of lower mould, the guiding hole that cup joints with the guide bar activity is seted up on the surface of deflector.

Preferably, a plurality of jacks are formed in the upper end of the lifting plate, positioning rods are movably inserted in the jacks, a plurality of positioning grooves which are correspondingly inserted with the positioning rods are formed in the upper end of the T-shaped clamping block, and the positioning grooves are fixedly connected with the same connecting plate.

Preferably, the upper end bilateral symmetry joint of lifter plate has two L shape clamp plates of crimping in the connecting plate upper end, the magnetic path of mutual attraction is inlayed with the upper end symmetry of connecting plate to the horizontal part lower extreme of L shape clamp plate.

Preferably, the left and right symmetrical upper end of the lifting plate is fixedly connected with two wedge-shaped clamping blocks, and the side wall of the lower end of the L-shaped pressing plate is provided with a dovetail clamping groove matched and clamped with the wedge-shaped clamping blocks.

Preferably, the bottom four corners of the bottom plate are fixedly connected with supporting legs.

Preferably, the lower end of the guide hole is a flared end.

(III) advantageous effects

Compared with the prior art, the invention provides extrusion casting equipment for a forklift hub, which has the following beneficial effects:

1. the forklift hub extrusion casting equipment is characterized in that a lower die is placed in two L-shaped supporting plates through the two L-shaped supporting plates, the lower die is accurately installed in position through the movable sleeve joint of a guide rod and a guide plate, the lower die is clamped in the L-shaped supporting plates, then a plurality of clamping insertion rods are aligned with clamping slots, a clamping spring pulls back a clamping pulling plate, the clamping pulling plate pushes the clamping insertion rods into the clamping slots to realize the stable limit of the lower die, an upper die is quickly connected with a lifting plate through the matched clamping of a T-shaped clamping block and a T-shaped clamping groove, then a plurality of positioning rods are inserted in a positioning groove, a connecting plate is abutted against the upper end of the lifting plate at the moment, the L-shaped pressing plate is relatively connected with the L-shaped pressing plate through the matched clamping of a wedge-shaped clamping block and a dovetail clamping groove, the L-shaped pressing plate is limited, the relative connection is realized through the magnetic connection of a magnetic block, a double-shaft motor drives two driving bevel gears to rotate, the two rotating screw rods are driven to synchronously rotate through the meshing of the driving bevel gear and the driven bevel gear, the lifting plate moves to move up and down to complete die assembly through the threaded sleeve effect of the rotating screw rods and the lifting plate, the lower die and the upper die can be rapidly assembled, the operation is simple and convenient, the bolt fixing is not needed, and the production replacement efficiency is effectively improved.

2. This fork truck wheel hub extrusion casting equipment, through the telescopic cylinder that is equipped with, telescopic cylinder pushes away the stripper on, many ejector pins of stripper overhead, and the ejector pin can realize quick ejection of compact operation outside the material propelling movement department lower mould after will casting through the ejector pin, has improved production efficiency greatly, and the people of being convenient for operate and use.

Drawings

FIG. 1 is a schematic structural view of an extrusion casting apparatus for forklift hubs, according to the present invention;

FIG. 2 is an enlarged view of a part A of the extrusion casting equipment for forklift hubs, which is provided by the invention, in the drawing 1;

FIG. 3 is an enlarged view of a part B of the extrusion casting equipment for forklift hubs, which is provided by the invention, in the drawing 1;

FIG. 4 is a schematic side view of the connection between the L-shaped pressing plate and the wedge-shaped fixture block of the forklift hub squeeze casting device.

In the figure: 1 bottom plate, 2 support columns, 3L shape layer board, 4 lower moulds, 5 inlays and establishes the groove, 6 ejector plate, 7 ejector pin, 8 telescopic cylinder, 9 stripper, 10U-shaped riser, 11 rotation screw rods, 12 driven bevel gear, 13 double-shaft motor, 14 initiative bevel gear, 15 lifter plate, 16 last mould, 17T fixture block, 18T draw-in groove, 19 chucking inserted bar, 20 chucking slot, 21 chucking arm-tie, 22 chucking spring, 23 guide bar, 24 deflector, 25 guiding hole, 26 locating lever, 27 constant head tank, 28 connecting plates, 29L shape clamp plate, 30 magnetic path, 31 wedge fixture block, 32 forked tail draw-in groove, 33 supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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, a forklift hub extrusion casting device comprises a bottom plate 1, wherein the upper end of the bottom plate 1 is fixedly connected with two L-shaped supporting plates 3 in bilateral symmetry through a plurality of supporting columns 2, the two L-shaped supporting plates 3 are internally supported with a same lower die 4, the inner side of the bottom of the lower die 4 is provided with an embedding groove 5, a top pushing plate 6 is embedded in the embedding groove 5, the lower end of the top pushing plate 6 is uniformly and fixedly connected with a plurality of top pushing rods 7, the lower ends of the plurality of top pushing rods 7 all penetrate through a through hole formed in the lower end of the lower die 4 and extend out of the lower end of the lower die 4, the surface of the bottom plate 1 is symmetrically and fixedly inserted with two telescopic cylinders 8, and output shafts at the upper ends of the two telescopic cylinders 8 are fixedly connected with a same discharging plate 9;

the upper end fixedly connected with U-shaped riser 10 of bottom plate 1, the top inner wall of U-shaped riser 10 is connected with two rotation screw rods 11 with the upper end of bottom plate 1 through the bearing bilateral symmetry rotation, the upper end of rotation screw rod 11 runs through the upper end of U-shaped riser 10 and fixedly connected with driven bevel gear 12, the fixed double-shaft motor 13 that is provided with in upper end of U-shaped riser 10, double-shaft motor 13 controls the equal fixedly connected with of both ends output shaft and the drive bevel gear 14 of driven bevel gear 12 meshing, same lifter plate 15 has been cup jointed to two rotation screw rod 11's pole wall external screw thread, the lower extreme fixed joint of lifter plate 15 has last mould 16, go up a plurality of T-shaped fixture blocks 17 of the even fixedly connected with in upper end of mould 16, a plurality of T-shaped fixture blocks 17 matching joint's T-shaped clamping groove 18 has been seted up to the lower extreme lateral wall of lifter plate 15.

The vertical portion of L shape layer board 3 has been seted up a plurality of jacks and jack internalization and has been inserted and be equipped with chucking inserted bar 19, and a plurality of chucking slots 20 that correspond the grafting with chucking inserted bar 19 are seted up in the outside of lower mould 4, and the same chucking arm-tie 21 of the outer end fixedly connected with of many chucking inserted bar 19, chucking arm-tie 21 and the relative one side fixedly connected with of L shape layer board 3 a plurality of chucking springs 22 that overlap respectively and establish outside many chucking inserted bar 19.

The upper end bilateral symmetry fixedly connected with many guide bars 23 of bottom plate 1, the equal fixedly connected with deflector 24 in the left and right sides of lower mould 4, the guiding hole 25 that cup joints with guide bar 23 activity is seted up on the surface of deflector 24.

A plurality of jacks are formed in the upper end of the lifting plate 15, positioning rods 26 are movably inserted in the jacks, a plurality of positioning grooves 27 which are correspondingly inserted with the positioning rods 26 are formed in the upper end of the T-shaped clamping block 17, and the same connecting plate 28 is fixedly connected to the upper ends of the positioning rods 26.

Two L-shaped pressing plates 29 which are in pressure connection with the upper end of the connecting plate 28 are symmetrically clamped at the left and right of the upper end of the lifting plate 15, and magnetic blocks 30 which are mutually attracted are symmetrically embedded at the lower ends of the horizontal parts of the L-shaped pressing plates 29 and the upper end of the connecting plate 28.

Two wedge-shaped clamping blocks 31 are fixedly connected to the upper end of the lifting plate 15 in a bilateral symmetry mode, and dovetail clamping grooves 32 matched and clamped with the wedge-shaped clamping blocks 31 are formed in the side wall of the lower end of the L-shaped pressing plate 29.

The bottom four corners of the bottom plate 1 are fixedly connected with supporting legs 33.

The lower end of the guide hole 25 is set as a flared end.

In conclusion, according to the extrusion casting equipment for the forklift hub, the lower die 4 is placed in the two L-shaped supporting plates 3 through the two L-shaped supporting plates 3, the lower die 4 is accurately installed in position through the movable sleeve joint of the guide rods 23 and the guide plate 24, the plurality of clamping insertion rods 19 are aligned to the clamping insertion slots 20 after the lower die 4 is clamped in the L-shaped supporting plates 3, the clamping springs 22 pull the clamping pulling plates 21 back, the clamping pulling plates 21 push the clamping insertion rods 19 into the clamping insertion slots 20 to realize the stable limiting of the lower die 4, the upper die 16 is quickly connected with the lifting plate 15 through the matched clamping of the T-shaped clamping blocks 17 and the T-shaped clamping slots 18, the plurality of positioning rods 26 are inserted in the positioning grooves 27, the connecting plate 28 is abutted against the upper end of the lifting plate 15, the L-shaped pressing plate 29 is relatively connected through the matched clamping of the wedge-shaped clamping blocks 31 and the dovetail clamping slots 32, the L-shaped pressing plate 29 limits the connecting plate 28, magnetic connection through magnetic path 30 realizes the relative connection, double-shaft motor 13 drives two initiative bevel gear 14 and rotates, meshing through initiative bevel gear 14 and driven bevel gear 12 drives two and rotates screw rod 11 synchronous rotations, the screw thread cup joint effect that rethread rotated screw rod 11 and lifter plate 15 makes lifter plate 15 drive and goes up mould 16 and move down and accomplish the compound die, can realize the fast assembly to lower mould 4 with last mould 16, and easy and simple to handle need not to use the bolt fastening, production change efficiency has effectively been improved, telescopic cylinder 8 through being equipped with, material discharging plate 9 is pushed up on telescopic cylinder 8, many ejector pins 7 of stripper plate 9 top, ejector pin 7 is outside material propelling movement department lower mould 4 after the casting through ejector pin 6, can realize quick ejection of compact operation, production efficiency is greatly improved, and people's convenient operation and use.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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.