CN219667357U

CN219667357U - Injection mold for automobile structural part

Info

Publication number: CN219667357U
Application number: CN202320021133.1U
Authority: CN
Inventors: 刘海生
Original assignee: Yutai Yongri Industry And Trade Co ltd
Current assignee: Yutai Yongri Industry And Trade Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-09-12
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses an injection mold for an automobile structural part, which comprises a base and a demolding part for demolding a workpiece, wherein the demolding part comprises a fixed mold frame arranged on one side of the base, a mold cavity arranged on the inner side of the fixed mold frame, a bracket arranged on the top of the base, two air cylinders arranged on one side of the bracket, a telescopic rod arranged on one side of the air cylinders, a movable mold frame arranged on one end of the telescopic rod, mounting grooves arranged on one side of the base and positioned on two sides of the fixed mold frame, and movable grooves arranged on one side of the mounting grooves.

Description

Injection mold for automobile structural part

Technical Field

The utility model belongs to the technical field of automobile structural parts, and particularly relates to an injection mold for an automobile structural part.

Background

The automobile structural part is composed of five basic parts, namely an engine, a chassis, an automobile body, electric equipment and tires, the automobile structural part is composed of front and rear longitudinal beams, A, B, C pairs of struts and front and rear wheels, and the automobile structural part affects the safety of automobile driving, so that the automobile structural part has the greatest influence on the problems of vehicle condition identification and devaluation, the production of automobile parts often needs to be carried out through the injection molding process, the product is taken out after the part is cooled and molded in an injection mold, the production period of the traditional injection molding process is long, the injection molded product needs to be taken out after waiting for cooling to a certain degree, the taking out operation is inconvenient, and the processing efficiency of a workpiece is affected.

The prior patent publication No. CN213321428U discloses an injection mold for automobile parts, which comprises an upper mold, a lower mold and a mold core, wherein a heat-conducting plate is arranged at the bottom of the mold core, a water tank is arranged at the periphery of the heat-conducting plate, a first exhaust hole is arranged at one side of the heat-conducting plate, a second exhaust hole is arranged at one side of the upper mold, which is close to the heat-conducting plate, and when the injection mold is closed, the first exhaust hole is connected with the second exhaust hole and is used for exhausting gas generated by injection molding. This injection mold is through being provided with heat-conducting plate and basin, can export the mould with the heat of product in the mold core, and the time of moulding plastics has significantly reduced has improved production efficiency, through setting up the exhaust hole, in the gaseous exhaust mould that the process of moulding plastics produced that can be fine, and can not have unnecessary gas to remain at the mould, has improved the quality of product.

Based on the search of the above patent and the processing discovery of the automobile structural part in combination with the prior art, when the injection mold is actually applied, although the gas can be discharged out of the mold, the demolding effect is poor, and the problems in the prior art are that: the existing equipment can not conveniently enable the workpiece to be demoulded, damage is caused when the workpiece is produced, processed and demoulded easily, and the practicability of the equipment for producing and processing the workpiece is affected.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides an injection mold for an automobile structural part, which has the advantage of improving the efficiency of demolding operation of equipment on a workpiece, and solves the problems that the existing equipment can not conveniently demold the workpiece, and damage is easily caused when the workpiece is produced, processed and demolded, and the practicability of the equipment on the workpiece is affected.

The utility model is realized in this way, an injection mold for an automobile structural part comprises a base and a demolding part for demolding a workpiece, wherein the demolding part comprises a fixed mold frame arranged on one side of the base, a mold cavity arranged on the inner side of the fixed mold frame, a bracket arranged on the top of the base, two air cylinders arranged on one side of the bracket, a telescopic rod arranged on one side of the air cylinders, a movable mold frame arranged on one end of the telescopic rod, mounting grooves arranged on one side of the fixed mold frame and arranged on two sides of the fixed mold frame, a movable groove arranged on one side of the mounting grooves, a pushing groove arranged on one side of the movable groove, a first base plate arranged on one side of the mounting groove, a driving rod arranged on one side of the first base plate, a pushing rod arranged on the other side of the first base plate, a first spring sleeved on the outer side of the pushing rod, a second base plate arranged on one side of the movable groove, a driven rod arranged on one side of the second base plate, an extrusion rod sleeved on the other side of the second base plate, a third base plate arranged on one side of the pushing groove, an extrusion block arranged on one side of the third base plate, a demolding rod arranged on the other side of the third base plate and a third spring sleeved on the outer side of the demolding rod, the first backing plate is in sliding connection with the mounting groove, the second backing plate is in sliding connection with the movable groove, the third backing plate is in sliding connection with the pushing groove, and the cross sections of the mounting groove, the movable groove and the pushing groove are in a shape like Chinese character 'zhong'.

As preferable mode of the utility model, the two sides of the first backing plate are respectively provided with a guide block, the two sides of the mounting groove are respectively provided with a guide groove, and the guide blocks are in sliding connection with the guide grooves.

Preferably, one end of the pushing rod is provided with a progressive portion, one end of the driven rod and one end of the extruding rod are respectively provided with a driven portion, one side of the extruding block is provided with a sliding portion, and the progressive portion, the driven portion and the sliding portion are arc-shaped in cross section.

Preferably, the cross sections of the mounting groove and the movable groove and the pushing groove are in a shape of Chinese character 'zhong'.

Preferably, the support legs are respectively arranged around the bottom of the bracket.

As the preferable mode of the utility model, the top of the demoulding rod is provided with a demoulding module, the top of the demoulding block is provided with a pushing part, and the section of the pushing part is arc-shaped.

As the preferable mode of the utility model, the outer side of the demoulding block is sleeved with two sealing rings which are uniformly arranged.

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

1. according to the utility model, the base, the fixed die frame, the die cavity, the support, the air cylinder, the telescopic rod, the movable die frame, the mounting groove, the movable groove, the pushing groove, the first base plate, the driving rod, the pushing rod, the first spring, the second base plate, the driven rod, the extrusion rod, the second spring, the third base plate, the extrusion block, the demoulding rod and the third spring are arranged, the first base plate is in sliding connection with the mounting groove, the second base plate is in sliding connection with the movable groove, the third base plate is in sliding connection with the pushing groove, the air cylinder can drive the movable die frame to approach or separate from the fixed die frame through the telescopic rod, the third spring can extrude the third base plate, then the third base plate drives the demoulding rod to enter the pushing groove, the second spring can extrude the second base plate, the driven rod is separated from the extrusion block, the first base plate can extrude the first base plate, then the first base plate is driven by the first base plate to move upwards, the demoulding rod can be prevented from influencing the effect of the production and processing of the workpiece, when the demoulding is needed, the driving rod is pressed downwards, the driving rod is extruded on one side of the first base plate, then the second base plate is extruded by the second base plate is driven rod, and the extrusion block is extruded by the second base plate is extruded, the extrusion rod can be extruded by the second base plate, the practical device is prevented from damaging one side, and the workpiece can be extruded by extruding the extrusion.

2. According to the utility model, the guide block and the guide groove are arranged, and the guide block is in sliding connection with the guide groove, so that the guide block can guide and limit the first backing plate, and the sliding stability of the first backing plate in the mounting groove is improved.

3. According to the utility model, the progressive part, the driven part and the sliding part are arranged, and the sections of the progressive part, the driven part and the sliding part are arc-shaped, so that the pushing rod can conveniently extrude the driven rod, the extruding rod can conveniently extrude the extruding block, and the convenience of separating the demoulding rod supporting workpiece from the mould cavity is improved.

4. According to the utility model, the sections of the mounting groove, the movable groove and the pushing groove are in a shape like the Chinese character 'zhong', the mounting groove can limit the first base plate, the first base plate is prevented from being separated from the mounting groove, the movable groove can limit the second base plate, and the pushing groove can limit the third base plate.

5. According to the utility model, the support legs are arranged, so that the four support legs can stably support the bracket.

6. According to the utility model, the demolding module and the pushing part are arranged, the section of the pushing part is arc-shaped, so that the demolding rod can extrude the demolding module to push a workpiece, and meanwhile, the pushing part can increase the contact area between the demolding module and the workpiece, so that the workpiece is prevented from being damaged by the demolding rod.

7. According to the utility model, the sealing ring is arranged, so that the sealing performance between the stripping module and the pushing groove can be improved.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a left side cross-sectional view provided by an embodiment of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A provided by an embodiment of the present utility model;

fig. 4 is an enlarged view at B in fig. 2 provided by an embodiment of the present utility model.

In the figure: 1. a base; 11. setting a die frame; 12. a mold cavity; 13. a bracket; 14. a cylinder; 15. a telescopic rod; 16. a movable mould frame; 17. a mounting groove; 18. a movable groove; 19. a pushing groove; 20. a first backing plate; 21. a drive rod; 22. a push rod; 23. a first spring; 24. a second backing plate; 25. a driven rod; 26. an extrusion rod; 27. a second spring; 28. a third backing plate; 29. extruding a block; 30. a stripper rod; 31. a third spring; 32. a guide block; 33. a guide groove; 34. support legs; 221. a progressive section; 261. a driven part; 291. a sliding part; 301. removing the module; 302. a pushing part; 303. and (3) a sealing ring.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the injection mold for an automobile structural member provided by the embodiment of the utility model comprises a base 1 and a demolding component for demolding a workpiece, wherein the demolding component comprises a fixed mold frame 11 arranged on one side of the base 1, a mold cavity 12 arranged on the inner side of the fixed mold frame 11, a bracket 13 arranged on the top of the base 1, two cylinders 14 arranged on one side of the bracket 13, a telescopic rod 15 arranged on one side of the cylinder 14, a movable mold frame 16 arranged on one end of the telescopic rod 15, an installation groove 17 arranged on one side of the base 1 and positioned on two sides of the fixed mold frame 11, a movable groove 18 arranged on one side of the installation groove 17, a pushing groove 19 arranged on one side of the movable groove 18, a first base plate 20 arranged on one side of the installation groove 17, a driving rod 21 arranged on one side of the first base plate 20, a pushing rod 22 arranged on the other side of the first base plate 20, a first spring 23 sleeved on the outer side of the pushing rod 22, a second base plate 24 arranged on one side of the movable base plate 18, a driven rod 25 arranged on the other side of the second base plate 24, a squeezing rod 26 arranged on the other side of the second base plate, a second spring 27 sleeved on the outer side of the driven rod 25, a third base plate 19 arranged on the other side of the driven rod 25, a third base plate 28 arranged on the side of the third base plate 20 and a third base plate 30 connected with the third base plate 20, a third base plate 30 and a third base plate 30 arranged on the third base plate 30 and a third base plate 30.

Referring to fig. 3, guide blocks 32 are respectively disposed on two sides of the first pad 20, guide grooves 33 are respectively disposed on two sides of the mounting groove 17, and the guide blocks 32 are slidably connected with the guide grooves 33.

The scheme is adopted: by providing the guide block 32 and the guide groove 33, the guide block 32 is slidably connected with the guide groove 33, so that the guide block 32 can guide and limit the first pad 20, and the stability of sliding the first pad 20 in the mounting groove 17 is improved.

Referring to fig. 3, one end of the push rod 22 is provided with a progressive portion 221, one end of the driven rod 25 and one end of the extrusion rod 26 are respectively provided with a driven portion 261, one side of the extrusion block 29 is provided with a sliding portion 291, and cross sections of the progressive portion 221, the driven portion 261 and the sliding portion 291 are arc-shaped.

The scheme is adopted: by providing the progressive portion 221, the driven portion 261 and the sliding portion 291, the progressive portion 221, the driven portion 261 and the sliding portion 291 are arc-shaped in cross section, so that the push rod 22 can conveniently extrude the driven rod 25, the extrusion rod 26 can conveniently extrude the extrusion block 29, and the convenience that the demolding rod 30 supports the workpiece and is separated from the mold cavity 12 is improved.

Referring to fig. 3, the cross sections of the mounting groove 17 and the movable groove 18, and the pushing groove 19 are in a shape of a Chinese character 'zhong'.

The scheme is adopted: through setting up mounting groove 17 and movable groove 18 and pushing groove 19 cross-section and being "well" font, mounting groove 17 can be spacing to first backing plate 20, prevents that first backing plate 20 from breaking away from mounting groove 17, and movable groove 18 can be spacing to second backing plate 24, and pushing groove 19 can be spacing to third backing plate 28.

Referring to fig. 1, support legs 34 are respectively disposed around the bottom of the bracket 13.

The scheme is adopted: by providing the support legs 34, the four support legs 34 can be made to stably support the bracket 13.

Referring to fig. 4, a stripping module 301 is disposed at the top of the stripping rod 30, a pushing portion 302 is disposed at the top of the stripping block 301, and a section of the pushing portion 302 is arc-shaped.

The scheme is adopted: through setting up the demoulding module 301 and pushing part 302, pushing part 302 cross-section is the arc, can make drawing of patterns pole 30 extrusion demoulding module 301 promote the work piece, and pushing part 302 can increase the area that takes off module 301 and work piece contact simultaneously, avoids drawing of patterns pole 30 to cause the damage of work piece.

Referring to fig. 4, two sealing rings 303 are uniformly arranged on the outer side of the demolding block 301.

The scheme is adopted: by providing the seal ring 303, the seal ring 303 can be made to increase the sealability between the escape module 301 and the pushing groove 19.

The working principle of the utility model is as follows:

when in use, when demoulding is needed, the driving rod 21 is pressed downwards, at this time, the driving rod 21 extrudes the pushing rod 22 on one side of the first base plate 20, meanwhile, the first base plate 20 drives the guide block 32 to slide in the guide groove 33, then the pushing rod 22 extrudes the driven rod 25 on one side of the second base plate 24, at this time, the progressive part 221 at one end of the pushing rod 22 contacts with the driven part 261 at one end of the driven rod 25, then the driven rod 25 extrudes the extruding rod 26 on one side of the second base plate 24, then the extruding rod 26 extrudes the extruding block 29, at this time, the driven part 261 at one end of the extruding rod 26 contacts with the sliding part 291 on one side of the extruding block 29, then the extruding block 29 extrudes the demoulding rod 30 on one side of the third base plate 28, the two demoulding rods 30 carry out demoulding operation on a workpiece, at this time, the demoulding rod 30 drives the demoulding module 301 to move upwards, and at this time the pushing part 302 drives the workpiece to push upwards.

To sum up: the injection mold for the automobile structural part is characterized in that a base 1, a fixed mold frame 11, a mold cavity 12, a bracket 13, an air cylinder 14, a telescopic rod 15, a movable mold frame 16, a mounting groove 17, a movable groove 18, a pushing groove 19, a first base plate 20, a driving rod 21, a pushing rod 22, a first spring 23, a second base plate 24, a driven rod 25, an extrusion rod 26, a second spring 27, a third base plate 28, an extrusion block 29, a demolding rod 30 and a third spring 31 are arranged, the air cylinder 14 can drive the movable mold frame 16 to approach or depart from the fixed mold frame 11 through the telescopic rod 15, the third spring 31 can extrude the third base plate 28, then the third base plate 28 drives the demolding rod 30 to enter the pushing groove 19, the second spring 27 can extrude the second base plate 24, the second base plate 24 drives the driven rod 25 to depart from the extrusion block 29, the first spring 23 can extrude the first base plate 20, then the first backing plate 20 drives the push rod 22 to move upwards, so that the effect of the movable die frame 16 and the fixed die frame 11 on production and processing of workpieces can be prevented from being influenced by the demolding rod 30, when demolding is needed, the push rod 21 is pressed downwards, the push rod 22 on one side of the first backing plate 20 is extruded by the push rod 21, then the driven rod 25 on one side of the second backing plate 24 is extruded by the push rod 22, then the extruding rod 26 on one side of the second backing plate 24 is extruded by the driven rod 25, the extruding rod 29 is extruded by the extruding rod 26, then the demolding rod 30 on one side of the third backing plate 28 is moved upwards, the two demolding rods 30 can perform demolding operation on the workpieces, the production and processing efficiency and practicality of equipment on the workpieces are improved, the problem that the existing equipment cannot conveniently demold the workpieces, and damage is easily caused during the production and demolding of the workpieces is solved, the practical problem of influencing the production and processing of the workpiece by the equipment.

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

1. Injection mold for automotive structural parts, comprising a base (1) and a demolding part for demolding a workpiece, characterized in that: the demolding component comprises a fixed mold frame (11) arranged on one side of a base (1), a mold cavity (12) arranged on the inner side of the fixed mold frame (11), a support (13) arranged on the top of the base (1), two air cylinders (14) arranged on one side of the support (13), a telescopic rod (15) arranged on one side of the air cylinders (14), a movable mold frame (16) arranged on one end of the telescopic rod (15), mounting grooves (17) arranged on one side of the base (1) and positioned on two sides of the fixed mold frame (11), movable grooves (18) arranged on one side of the mounting grooves (17), a pushing groove (19) arranged on one side of the movable grooves (18), a first base plate (20) arranged on one side of the mounting grooves (17), a driving rod (21) arranged on one side of the first base plate (20), a pushing rod (22) arranged on the other side of the first base plate (20), a first spring (23) sleeved on the outer side of the pushing rod (22), a second base plate (24) arranged on one side of the movable base plate (24), a driven rod (25) arranged on the other side of the second base plate (24), a squeezing rod (26) arranged on the other side of the second base plate (24), a third base plate (28) arranged on the outer side of the driven rod (27), and a third base plate (28) arranged on the third side of the first base plate (28) The demolding device comprises a demolding rod (30) arranged on the other side of the third backing plate (28) and a third spring (31) sleeved on the outer side of the demolding rod (30), wherein the first backing plate (20) is in sliding connection with the mounting groove (17), the second backing plate (24) is in sliding connection with the movable groove (18), and the third backing plate (28) is in sliding connection with the pushing groove (19).

2. An injection mold for automotive structural members as set forth in claim 1, wherein: guide blocks (32) are respectively arranged on two sides of the first backing plate (20), guide grooves (33) are respectively formed in two sides of the mounting groove (17), and the guide blocks (32) are in sliding connection with the guide grooves (33).

3. An injection mold for automotive structural members as set forth in claim 1, wherein: the pushing rod (22) one end is equipped with progressive portion (221), driven portion (261) are equipped with respectively to driven lever (25) one end and extrusion pole (26) one end, extrusion piece (29) one side is equipped with sliding part (291), progressive portion (221) and driven portion (261) and sliding part (291) cross-section are the arc.

4. An injection mold for automotive structural members as set forth in claim 1, wherein: the sections of the mounting groove (17) and the movable groove (18) and the pushing groove (19) are in a shape of Chinese character 'zhong'.

5. An injection mold for automotive structural members as set forth in claim 1, wherein: supporting legs (34) are respectively arranged around the bottom of the bracket (13).

6. An injection mold for automotive structural members as set forth in claim 1, wherein: the top of the demoulding rod (30) is provided with a demoulding module (301), the top of the demoulding block (301) is provided with a pushing part (302), and the section of the pushing part (302) is arc-shaped.

7. An injection mold for automotive structural members as set forth in claim 6, wherein: two sealing rings (303) which are uniformly arranged are sleeved outside the demolding block (301).