CN223277090U - A high-precision bell-shaped shell forming die - Google Patents

Abstract

The utility model discloses a high-precision bell housing forming die which comprises an operating table, an upper die, a lifting assembly and an ejection assembly, wherein a lower die is arranged on the operating table, an installation cavity is formed in the middle of the lower die, a die cavity is formed in the middle of the lower die, one end of the upper die is fixedly arranged on one side of a lifting plate, the upper die is arranged above the lower die, the lifting assembly is arranged on one side of the lifting plate, the lifting plate is driven to lift, so that the upper die is used for extrusion forming of bell housing raw materials placed on the lower die.

Description

High-precision bell housing forming die

Technical Field

The utility model relates to the technical field of dies, in particular to a high-precision bell housing forming die.

Background

The bell housing is a relatively commonly used accessory on an automobile, at present, the existing die is generally adopted for extrusion molding for manufacturing the bell housing, and an upper die in the die is driven by a pushing mechanism to move relative to a lower die, so that the bell housing in the lower die is extruded through the upper die, and extrusion molding of the bell housing can be realized.

However, in the existing mold for molding the bell housing, the upper mold moves up relative to the lower mold after the bell housing is extruded and molded, so that the upper mold and the lower mold are opened, but the bell housing is still positioned in the mold cavity of the lower mold, and a worker is required to stretch hands into the mold cavity of the lower mold to take the molded bell housing out or use a clamping tool to take the molded bell housing out, so that the danger and the trouble of the worker for taking out the molded bell housing are increased, and the processing efficiency of the bell housing is reduced.

Disclosure of utility model

The utility model aims to provide a high-precision bell housing forming die which is convenient to discharge and improves the processing efficiency, so as to solve the problems in the prior art.

The high-precision bell housing forming die comprises an operating table, an upper die, a lifting assembly and an ejection assembly, wherein a lower die is arranged on the operating table, an installation cavity is formed in the middle of the lower die, a die cavity is formed in the middle of the lower die, one end of the upper die is fixedly arranged on one side of the lifting plate, the upper die is arranged above the lower die, the lifting assembly is arranged on one side of the lifting plate and is used for driving the lifting plate to lift, the upper die is used for extrusion forming of bell housing raw materials placed on the lower die, the ejection assembly is arranged in the installation cavity and is used for ejection of bell housing after extrusion forming in the die cavity, the ejection assembly is connected with the lifting plate, and the ejection assembly and the lifting assembly are added to drive the upper die to lift, so that the bell housing formed in the die cavity can be ejected, the bell housing after the upper die and the lower die are ejected, a worker is prevented from taking out hands into the die cavity, and the danger of the worker is avoided, and the danger of taking out the bell housing is greatly reduced.

Preferably, the ejection assembly comprises a lifting plate arranged in the die cavity, a lifting rod is fixedly arranged on one side of the lifting plate, one end of the lifting rod penetrates through the die cavity and extends towards the inside of the mounting cavity to be fixedly connected with the lifting rod, fixing blocks are fixedly arranged at two ends of the lifting rod, an inserting cavity is formed in the middle of the fixing blocks, containing cavities communicated with the fixing blocks are formed in two sides of the inner walls of the inserting cavity, a limiting block is slidably arranged in the containing cavities, an inclined plane is formed in one side of the limiting block, a pull rod penetrates through one end of the limiting block, one end of the pull rod, far away from the limiting block, penetrates through the fixing blocks and extends towards the outer side of the containing cavities to be fixedly connected with the guide rod, vertical sliding grooves are formed in two ends of the guide rod, an inclined sliding groove is formed in one side of the limiting block and is positioned on the pull rod in a sleeved mode, guide assemblies are arranged on two sides of the fixing blocks, and a second spring is fixedly arranged below the fixing blocks;

The ejection assembly further comprises a trapezoid block, a T-shaped plate is fixedly arranged on one side of the trapezoid block, a hanging rod is fixedly arranged on one side of the T-shaped plate, the other end of the hanging rod is fixedly connected with the lower portion of the lifting plate, a through hole communicated with the installation cavity is formed in the lower portion of the trapezoid block, the ejection assembly and the lifting assembly are additionally arranged, the lifting assembly drives the upper die to ascend and simultaneously ejects a formed bell housing in the die cavity, ejection and discharge of the formed bell housing after the upper die and the lower die are realized, workers are prevented from stretching hands into the die cavity to take out the formed bell housing, meanwhile, the workers are prevented from taking out the formed bell housing by using a clamping tool, the danger and difficulty of taking materials by the workers are effectively reduced, and the processing efficiency of the bell housing is greatly improved.

Preferably, the lifting assembly comprises a hydraulic rod fixedly arranged on one side of the lifting plate, one end, away from the lifting plate, of the hydraulic rod is connected with the hydraulic cylinder, lifting of the upper die can be conveniently driven by the lifting assembly, and convenience in die assembly and die opening between the upper die and the lower die is realized.

Preferably, a support frame is fixedly arranged on one side of the operation table, the hydraulic cylinder is arranged on the support frame, and the support frame can play a role in supporting the hydraulic cylinder and prevent the hydraulic cylinder from being placed in a suspended mode.

Preferably, the limiting groove is formed in the supporting frame, the guide block is arranged in the limiting groove in a sliding mode, one side of the guide block is fixedly connected with one side of the lifting plate, the lifting plate can be lifted up and down, the limiting guide function is achieved, and the lifting stability of the lifting plate is improved.

Preferably, the guide assembly is including fixed locating the diaphragm of fixed block both sides, the diaphragm is kept away from the guide way has all been seted up to the one end of diaphragm, the inside slip of guide way is equipped with the guide post, the guide post is fixed to be located the inner wall in installation cavity, the stability that the fixed block goes up and down has been increased in the setting up of guide assembly, takes place the skew when avoiding the fixed block to go up and down.

Preferably, one end of the vertical sliding groove is arranged in an open mode, one side of the vertical sliding groove is fixedly connected with the inner wall of the installation cavity through a connecting rod, the vertical sliding groove can be supported, and suspended placement of the vertical sliding groove is avoided.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the existing bell housing forming die is optimized, the ejection assembly and the lifting assembly are added, the lifting assembly drives the upper die to lift and simultaneously can eject the formed bell housing in the die cavity, ejection and discharge of the formed bell housing during demolding of the upper die and the lower die are realized, a worker is prevented from extending hands into the die cavity to take out the formed bell housing, meanwhile, the worker is prevented from taking out the formed bell housing by using a clamping tool, the danger and difficulty of taking materials by the worker are effectively reduced, and the processing efficiency of the bell housing is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of an ejector assembly according to the present utility model;

FIG. 4 is a cross-sectional view of a mounting block of the present utility model;

fig. 5 is a side view of a mounting block of the present utility model.

The device comprises a working table 1, a lower die 2, a mounting cavity 3, a die cavity 4, a 5, an upper die 6, a lifting plate 7, a lifting plate 8, a lifting rod 9, a lifting rod 10, a fixed block 11, an inserting cavity 12, a storage cavity 13, a limiting block 14, a pull rod 15, a guide rod 16, a vertical sliding groove 17, an inclined sliding groove 18, a first spring 19, a trapezoid block 20, a hanging rod 21, a through hole 22, a hydraulic rod 23, a hydraulic cylinder 24, a supporting frame 25, a limiting groove 26, a guide block 27, a transverse plate 28, a guide groove 29, a guide post 30, a second spring 31 and a connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, a high-precision bell housing forming die in the drawing comprises an operation table 1, an upper die 5, a lifting assembly and an ejection assembly, wherein a lower die 2 is arranged on the operation table 1, an installation cavity 3 is formed in the middle of the lower die 2, a die cavity 4 is formed in the middle of the lower die 2, one end of the upper die 5 is fixedly arranged on one side of a lifting plate 6, the upper die 5 is arranged above the lower die 2, the lifting assembly is arranged on one side of the lifting plate 6, the lifting plate 6 is driven to lift so that the upper die 5 descends to extrude and form a bell housing raw material placed on the lower die 2, the ejection assembly is arranged in the installation cavity 3, the bell housing extruded and formed in the die cavity 4 is ejected, and the ejection assembly is connected with the lifting plate 6.

Referring to fig. 2-5, the ejection assembly in the illustration includes an ejection plate 7 disposed in the mold cavity 4, wherein an ejection rod 8 is fixedly disposed at one side of the ejection plate 7, one end of the ejection rod 8 penetrates through the mold cavity 4 and extends towards the inside of the installation cavity 3 to be fixedly connected with a lifting rod 9, two ends of the lifting rod 9 are fixedly provided with a fixed block 10, an insertion cavity 11 is disposed in the middle of the fixed block 10, two sides of an inner wall of the insertion cavity 11 are provided with a storage cavity 12 communicated with the insertion cavity 12, a limiting block 13 is slidingly disposed in the storage cavity 12, one side of the limiting block 13 is provided with an inclined plane, one end of the limiting block 13 penetrates through a pull rod 14, one end of the pull rod 14 far from the limiting block 13 penetrates through the fixed block 10 and extends towards the outside of the storage cavity 12 to be fixedly connected with a guide rod 15, two ends of the guide rod 15 are respectively provided with a vertical sliding groove 16, one end of the vertical sliding groove 16 is communicated with one side of the limiting block 13 and is respectively provided with a first spring 18, two sides of the fixed block 10 are respectively sleeved on the pull rod 14, a guide assembly is disposed in the two sides of the fixed block 10, and a second spring 30 is fixedly disposed below the fixed block 10;

Referring to fig. 3-5, the ejection assembly in the drawing further includes a trapezoid block 19, a T-shaped plate is fixedly disposed on one side of the trapezoid block 19, a suspension rod 20 is fixedly disposed on one side of the T-shaped plate, the other end of the suspension rod 20 is fixedly connected with the lower portion of the lifting plate 6, and a through hole 21 communicating with the mounting cavity 3 is formed in the lower die 2 and located below the trapezoid block 19.

Referring to fig. 1 and 2, the lifting assembly shown in the drawings includes a hydraulic rod 22 fixedly disposed on one side of the lifting plate 6, and one end of the hydraulic rod 22 away from the lifting plate 6 is connected with a hydraulic cylinder 23.

When the bell housing forming die is used, firstly, bell housing plate materials needing to be extruded and formed are placed on the lower die 2, then, a hydraulic cylinder 23 in a lifting assembly is started, the hydraulic cylinder 23 can drive a hydraulic rod 22 at the output end to stretch out, the hydraulic rod 22 drives a lifting plate 6 to descend, at the moment, the lifting plate 6 drives an upper die 5 on one side to descend, and when the upper die 5 descends, bell housing plate materials placed on the lower die 2 can be extruded and extruded into a die cavity 4, so that extrusion forming of the bell housing can be realized.

The lifting plate 6 descends and simultaneously can drive the suspenders 20 at two ends to synchronously descend, the suspenders 20 descend to drive the trapezoid blocks 19 to descend and are inserted into the installation cavity 3 through the through holes 21, the trapezoid blocks 19 are inserted into the insertion cavity 11 formed in the fixed block 10 in the continuous descending process of the lifting plate 6, when the trapezoid blocks 19 are inserted into the insertion cavity 11, oblique sides of the trapezoid blocks 19 are contacted with the oblique sides on the limiting blocks 13, the limiting blocks 13 are extruded to move towards the inside of the storage cavity 12, at the moment, the first springs 18 play a role in extrusion, when the trapezoid blocks 19 pass through the limiting blocks 13 and enter the insertion cavity 11, at the moment, the first springs 18 reset to push the limiting blocks 13 to extend towards the inside of the insertion cavity 11 and are located above the trapezoid blocks 19, the limiting effect on the trapezoid blocks 19 can be achieved, at the moment, the trapezoid blocks 19 press the fixed block 10 downwards, the lifting rods 9, the lifting rods 8 and the lifting plates 7 descend, the lifting plates 7 can reach the bottom of the die cavity 4, and the die cavity 4 can be conveniently pressed and formed by the die cavity 4 when the upper die 5 and the die cavity 5 enter the die cavity 5.

After the bell housing is formed, the hydraulic cylinder 23 is started at the moment, the hydraulic cylinder 23 drives the hydraulic rod 22 to shrink, the hydraulic rod 22 can shrink to drive the lifting plate 6 to rise, the lifting plate 6 can drive the upper die 5 and the lower die 2 to open the die, the upper die 5 is pulled out of the die cavity 4 of the lower die 2, the die opening is completed at the moment, meanwhile, the lifting plate 6 is lifted to drive the suspension rod 20 and the trapezoid block 19 to rise, the trapezoid block 19 is inserted into the inserting cavity 11, the trapezoid block 19 positioned in the inserting cavity 11 is limited by the limiting block 13, at the moment, the suspension rod 20 drives the trapezoid block 19 to rise, the trapezoid block 19 pulls the fixed block 10 to rise, the fixed block 10 rises to drive the lifting rod 9, the jacking rod 8 and the jacking plate 7 to rise, the bell housing formed in the die cavity 4 can be ejected when the jacking plate 7 rises, the formed bell housing can be discharged, at the moment, the worker can remove the formed bell housing, simultaneously, the lifting plate 6 continuously rises, when the fixed block 10 rises to drive the guide rod 15 to rise to one end of the vertical chute 16, at the moment, the guide rod 15 slides into the vertical chute 16, the vertical chute 16 slides into the inclined chute 17, the guide rod 15 horizontally moves while lifting, so that the guide rod 15 pulls the limiting block to move towards the inside of the accommodating cavity 12, the limiting block 13 moves away from the upper part of the trapezoid block 19, the limiting block 13 loses the limit on the trapezoid block 19, at the moment, the lifting plate 6 rises to drive the trapezoid block 19 to rise through the suspender 20, the fixed block does not rise in the same way as the trapezoid block 19, the fixed block 10 rises to pull the second spring 30, when the fixed block 10 is not pulled upwards by the trapezoid block 19, the second spring 30 resets to pull the fixed block 10 downwards, so that the lifting plate 7 resets and enters the die cavity 4, meanwhile, the guide rod 15 is scratched into the vertical chute 16 through the inclined chute 17 and is separated from the vertical chute 16, so that the limit block 13 is reset again, the jacking plate 7 is reset into the die cavity 4, the bell housing plate is conveniently placed on the lower die, and the limit block 13 is reset to conveniently limit the trapezoid block 19 in the next punching process.

The device simple structure makes things convenient for staff to operate and uses, through increasing ejecting subassembly and lifting unit, can be ejecting to the fashioned bell shell in the die cavity 4 when lifting unit drives upper die 5 and rises, and the bell shell ejection of compact after the shaping when realizing upper and lower mould drawing of patterns avoids the staff to stretch into in the die cavity 4 and takes out the bell shell, has avoided the staff to use the clamp to get the instrument and takes out fashioned bell shell simultaneously, effectually reduced danger and the degree of difficulty that the staff got the material, great improvement the efficiency of bell shell processing.

Example 2

Referring to fig. 1-5, this embodiment further illustrates example 1, in which an operation table 1, an upper mold 5, a lifting assembly and an ejection assembly are shown, a lower mold 2 is provided on the operation table 1, an installation cavity 3 is provided in the middle of the lower mold 2, and a mold cavity 4 is provided in the middle of the lower mold 2, one end of the upper mold 5 is fixedly installed on one side of a lifting plate 6, the upper mold 5 is installed above the lower mold 2, the lifting assembly is installed on one side of the lifting plate 6, the lifting plate 6 is driven to lift, the upper mold 5 is lowered to extrude and shape the bell shell raw material placed on the lower mold 2, the ejection assembly is installed inside the installation cavity 3, the bell shell extruded and formed inside the mold cavity 4 is ejected, and the ejection assembly is connected with the lifting plate 6;

Referring to fig. 1 and 2, a supporting frame 24 is fixedly arranged on one side of the console 1 in the drawings, and a hydraulic cylinder 23 is arranged on the supporting frame 24;

Referring to fig. 1, a limiting groove 25 is formed in a supporting frame 24 in the drawing, a guiding block 26 is slidably disposed in the limiting groove 25, and one side of the guiding block 26 is fixedly connected with one side of the lifting plate 6.

In this embodiment, the fixed support frame 24 that is equipped with in one side of operation panel 1 can play the effect of supporting pneumatic cylinder 23, has increased the security that pneumatic cylinder 23 placed the use, has avoided the unsettled placing of pneumatic cylinder 23, has offered spacing groove 25 simultaneously on support frame 24, and the inside slip of spacing groove 25 is equipped with the guide block 26 with lifter plate 6 one side fixed connection, drives guide block 26 in the inside slip of spacing groove 25 when can realizing lifter plate 6 lift, has increased lifter plate 6 and has gone up and down in the stability of vertical direction, avoids lifter plate 6 to go up and down in the vertical direction to cause the skew.

Example 3

Referring to fig. 1-5, this embodiment further illustrates another example, in which an operation table 1, an upper mold 5, a lifting assembly and an ejection assembly are shown, a lower mold 2 is provided on the operation table 1, a mounting cavity 3 is provided in the middle of the lower mold 2, a mold cavity 4 is provided in the middle of the lower mold 2, one end of the upper mold 5 is fixedly mounted on one side of a lifting plate 6, the upper mold 5 is mounted above the lower mold 2, the lifting assembly is mounted on one side of the lifting plate 6, the lifting plate 6 is driven to lift, the upper mold 5 is lowered to extrude and shape the bell housing raw material placed on the lower mold 2, the ejection assembly is mounted in the mounting cavity 3, the bell housing extruded and molded in the mold cavity 4 is ejected, and the ejection assembly is connected with the lifting plate 6.

Referring to fig. 2-4, the guide assembly in the drawing includes a transverse plate 27 fixedly arranged at two sides of the fixed block 10, wherein one end of the transverse plate 27 far away from the transverse plate 27 is provided with a guide groove 28, a guide post 29 is slidably arranged in the guide groove 28, and the guide post 29 is fixedly arranged on the inner wall of the installation cavity 3;

Referring to fig. 3-5, one end of the vertical chute 16 in the drawing is provided with an opening, and one side of the vertical chute 16 is fixedly connected with the inner wall of the installation cavity 3 through a connecting rod 31.

In this embodiment, the stability that the fixed block 10 goes up and down in the installation cavity 3 can be increased in the setting up of direction subassembly, avoid trapezoidal piece 19 to descend to reset at the effect of second spring 30 after upwards pulling fixed block 10 simultaneously and cause the skew, the effectual stability that increases fixed block 10 at vertical direction lift, the one end of vertical spout 16 is open setting, the inside of vertical spout 16 is gone into to the slide when making things convenient for guide bar 15 to rise to its tip, one side of vertical spout 16 passes through connecting rod 31 and the inside fixed connection of installation cavity 3, the stability of vertical spout 16 installation placement has been increased, the unsettled placement of vertical spout 16 has been avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.

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

Claims (7)

1. A high-precision bell housing forming die, comprising:

The device comprises an operation table (1), wherein a lower die (2) is arranged on the operation table (1), an installation cavity (3) is formed in the middle of the lower die (2), and a die cavity (4) is formed in the middle of the lower die (2);

an upper die (5), wherein one end of the upper die (5) is fixedly arranged on one side of the lifting plate (6), and the upper die (5) is arranged above the lower die (2);

The lifting assembly is arranged on one side of the lifting plate (6), drives the lifting plate (6) to lift, and enables the upper die (5) to descend to extrude and shape the bell shell raw material placed on the lower die (2);

The ejection assembly is arranged in the installation cavity (3), ejects the bell housing formed by extrusion in the die cavity (4), and is connected with the lifting plate (6).

2. The high-precision bell housing forming die according to claim 1, wherein the ejection assembly comprises a lifting plate (7) arranged in the die cavity (4), a lifting rod (8) is fixedly arranged on one side of the lifting plate (7), one end of the lifting rod (8) penetrates through the die cavity (4) and extends towards the inside of the mounting cavity (3) and is fixedly connected with a lifting rod (9), two ends of the lifting rod (9) are fixedly provided with fixing blocks (10), an inserting cavity (11) is arranged in the middle of the fixing blocks (10), receiving cavities (12) communicated with the inserting cavity (11) are respectively arranged on two sides of the inner wall of the inserting cavity (11), a limiting block (13) is arranged in the receiving cavity (12) in a sliding mode, an inclined plane is formed in one side of the limiting block (13), one end of the limiting block (13) penetrates through a pull rod (14), one end of the pull rod (14) far away from the limiting block (13) penetrates through the fixing blocks (10) and extends towards the outer side of the receiving cavity (12) and is fixedly connected with a guide rod (15), two guide rods (16) are respectively connected with a first sliding groove (16) and are respectively arranged on two sides of the guide rods (16) and are respectively connected with a vertical sliding groove (16), guide assemblies are arranged on two sides of the fixed block (10), and a second spring (30) is fixedly arranged below the fixed block (10);

The ejection assembly further comprises a trapezoid block (19), a T-shaped plate is fixedly arranged on one side of the trapezoid block (19), a hanging rod (20) is fixedly arranged on one side of the T-shaped plate, the other end of the hanging rod (20) is fixedly connected with the lower portion of the lifting plate (6), and a through hole (21) communicated with the installation cavity (3) is formed in the lower portion of the trapezoid block (19) and located on the lower die (2).

3. The high-precision bell housing forming die according to claim 1, wherein the lifting assembly comprises a hydraulic rod (22) fixedly provided on one side of the lifting plate (6), and an end of the hydraulic rod (22) away from the lifting plate (6) is connected with a hydraulic cylinder (23).

4. A high-precision bell housing forming die according to claim 3, wherein a support frame (24) is fixedly provided on one side of the operation table (1), and the hydraulic cylinder (23) is provided on the support frame (24).

5. The high-precision bell housing forming die according to claim 4, wherein the supporting frame (24) is provided with a limit groove (25), a guide block (26) is slidably arranged in the limit groove (25), and one side of the guide block (26) is fixedly connected with one side of the lifting plate (6).

6. The high-precision bell housing forming die according to claim 2, wherein the guide assembly comprises transverse plates (27) fixedly arranged on two sides of the fixed block (10), guide grooves (28) are formed in one ends, far away from the transverse plates (27), of the transverse plates (27), guide columns (29) are slidably arranged in the guide grooves (28), and the guide columns (29) are fixedly arranged on the inner wall of the installation cavity (3).

7. The high-precision bell housing forming die according to claim 2, wherein one end of the vertical chute (16) is provided with an opening, and one side of the vertical chute (16) is fixedly connected with the inner wall of the installation cavity (3) through a connecting rod (31).