CN219130507U

CN219130507U - Progressive die positioning mechanism

Info

Publication number: CN219130507U
Application number: CN202320119171.0U
Authority: CN
Inventors: 李刚
Original assignee: Tianjin Mingxin Automobile Technology Co ltd
Current assignee: Tianjin Mingxin Automobile Technology Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-06
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a progressive die positioning mechanism which comprises a workbench, wherein three positioning rods are fixedly connected to the left side and the right side of the top of the workbench, a penetrating discharging hole is formed in the rear end of the top of the workbench, a buffer plate is fixedly connected to the middle position of the rear end of the bottom of the workbench, two guide plates are fixedly connected to the middle position of the bottom of the left side and the right side of the workbench, the outer walls of the positioning rods penetrate through and are slidably connected with a lower die, buffer bases are fixedly connected to the front end and the rear end of the left side and the right side of the top of the lower die, fixing columns are fixedly connected to the middle position of the top of the buffer bases, and movable lantern rings are fixedly connected to the outer walls of the fixing columns in a penetrating and sliding mode. In the utility model, the structure is simple and quick to install, the operation difficulty is reduced, the positioning effect of the positioning mechanism is improved, and the positioning precision is improved, so that the processing precision is improved, the product quality is improved, the internal stress generated to the positioning mechanism during stamping is reduced, and the service life of the positioning mechanism is prolonged.

Description

Progressive die positioning mechanism

Technical Field

The utility model relates to the technical field of progressive die positioning, in particular to a progressive die positioning mechanism.

Background

The progressive die is called as a continuous die, namely a press or an oil press adopts a strip-shaped stamping raw material in one stamping stroke, a pair of dies simultaneously complete cold stamping dies with a plurality of stamping procedures at different stations, and each time the dies complete stamping, the material strip moves once at fixed intervals until the product is completed, and the progressive die always moves in one direction in the stamping process; when the progressive die is used, a positioning mechanism is needed to be used, so that the basic material to be stamped is always kept in a straight line

However, the existing progressive die positioning mechanism generally adopts a mode of separating an upper die from a lower die, and the upper die is easy to deviate due to the fact that the upper die is not provided with a guide limiting device during stamping, so that the positioning accuracy is reduced, the product quality is reduced, the limiting device of the lower die cannot be automatically adjusted, and meanwhile, the lower die is complex to install and fix and is not easy to operate.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a progressive die positioning mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a upgrades mould positioning mechanism, includes the workstation, the equal fixedly connected with three locating lever in workstation top left and right sides, workstation top rear end is provided with the discharge gate that runs through, workstation bottom rear end intermediate position fixedly connected with buffer board, the equal fixedly connected with two deflector in workstation bottom intermediate position in left and right sides, the locating lever outer wall runs through and sliding connection has the bed die, the equal fixedly connected with buffering base in both ends around the bed die top left and right sides, the equal fixedly connected with fixed column in buffering base top intermediate position, the fixed column outer wall all runs through and sliding connection has the movable lantern ring, buffering base top edge position fixedly connected with buffer spring, lower mould front end top intermediate position fixedly connected with pan feeding board, lower mould rear end top intermediate position fixedly connected with discharge board, the equal fixedly connected with fixed plate in the middle of lower mould top left and right sides, the equal fixedly connected with three electric putter in one side intermediate position that the fixed plate is relative, electric putter output fixedly connected with limiting plate, the bed die top is provided with mould.

As a further description of the above technical solution:

the middle position at the top of the positioning rod is fixedly connected with a threaded section, and the outer wall of the threaded section penetrates through and is in threaded connection with a fixing nut.

As a further description of the above technical solution:

the guide plate top intermediate position all fixedly connected with guide bar, and guide bar outer wall all runs through and sliding connection has the slider.

As a further description of the above technical solution:

the top of the buffer spring is fixedly connected with the movable lantern ring, and the fixed column is positioned at the middle position inside the buffer spring.

As a further description of the above technical solution:

two limit rods are fixedly connected to one side, opposite to the other side, of the limit plate, and the limit rods penetrate through the fixed plate and are in sliding connection with the fixed plate.

As a further description of the above technical solution:

the output ends of the three electric push rods on the same side are fixedly connected to the same limiting plate.

As a further description of the above technical solution:

and positioning sleeves are respectively arranged at the front end and the rear end of the left side and the right side of the bottom of the upper die.

As a further description of the above technical solution:

the middle position of the rear end of the top of the lower die is provided with a through blanking opening, and the position of the blanking opening is matched with the discharging opening.

The utility model has the following beneficial effects:

1. according to the utility model, the lower die is quickly arranged on the workbench through the cooperation of the lower die and the positioning rod, meanwhile, the thread section at the top of the positioning rod penetrates through the lower die, and then the lower die is fixed through the cooperation of the thread section and the fixing nut, so that the structure is simple and quick to install, and the operation difficulty is reduced.

2. According to the utility model, the limiting plate is driven to move towards the middle through the expansion and contraction of the electric push rod, the position of the limiting plate is adjusted, the limiting plate can be attached to two sides of a basic material, and through the limiting rod arranged on the limiting plate, the limiting plate cannot laterally displace when moving and positioning the basic material, so that the basic material is ensured to always keep rectilinear motion in the stamping process, and meanwhile, the sliding blocks on the left side and the right side of the upper die are in sliding connection with the guide rods on the workbench, so that the upper die is positioned, the position deviation of the upper die during stamping is prevented, the positioning effect of the positioning mechanism is improved, the positioning precision is improved, the machining precision is improved, and the product quality is improved.

3. According to the utility model, when the upper die is stamped downwards, the positioning sleeve is sleeved on the top of the outer wall of the fixed column and is contacted with the movable sleeve ring, and the movable sleeve ring is extruded, so that the buffer spring is contracted, the upper die can move up and down along the fixed column, the shock can be effectively absorbed under the action of the buffer spring, the internal stress generated to the positioning mechanism during stamping is reduced, and the service life of the positioning mechanism is prolonged.

Drawings

FIG. 1 is a perspective view of a progressive die positioning mechanism according to the present utility model;

FIG. 2 is a front view of a progressive die positioning mechanism according to the present utility model;

FIG. 3 is a schematic view of a stage of a progressive die positioning mechanism according to the present utility model;

fig. 4 is a schematic diagram of a lower die of a progressive die positioning mechanism according to the present utility model.

Legend description:

1. a work table; 2. a positioning rod; 3. a threaded section; 4. a fixing nut; 5. a discharge port; 6. a buffer plate; 7. a guide plate; 8. a guide rod; 9. a slide block; 10. an upper die; 11. a positioning sleeve; 12. a lower die; 13. a buffer base; 14. a buffer spring; 15. fixing the column; 16. a movable collar; 17. a feeding plate; 18. a discharge plate; 19. a fixing plate; 20. an electric push rod; 21. a limiting plate; 22. and a limit 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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a upgrades mould positioning mechanism, including workstation 1, workstation 1 top left and right sides all fixedly connected with three locating lever 2, with bed die 12 through the cooperation with locating lever 2, install bed die 12 on workstation 1 fast, workstation 1 top rear end is provided with discharge gate 5 that runs through, stamping forming's finished product drops to the discharge gate 5 on workstation 1 through the feed opening on bed die 12, and from buffer board 6 landing, workstation 1 bottom rear end intermediate position fixedly connected with buffer board 6, workstation 1 left and right sides bottom intermediate position all fixedly connected with two deflector 7, locating lever 2 outer wall runs through and sliding connection has bed die 12, both ends all fixedly connected with buffering base 13 around the bed die 12 top, buffering base 13 top intermediate position all fixedly connected with fixed column 15, when upper die 10 down punches, the positioning sleeve 11 is sleeved on the top of the outer wall of the fixed column 15 and is contacted with the movable sleeve ring 16, the movable sleeve ring 16 is extruded, so that the buffer spring 14 is contracted, the upper die 10 can move up and down along the fixed column 15, the outer wall of the fixed column 15 is penetrated and connected with the movable sleeve ring 16 in a sliding manner, the buffer spring 14 is fixedly connected with the edge position of the top of the buffer base 13, the feeding plate 17 is fixedly connected with the middle position of the top of the front end of the lower die 12 under the action of the buffer spring 14, basic materials to be stamped are conveyed to the surface of the lower die 12 through the feeding plate 17, the discharging plate 18 is fixedly connected with the middle position of the top of the rear end of the lower die 12, left and right sides of the middle of the top of the lower die 12 are fixedly connected with the fixing plate 19, one side middle position opposite to the fixing plate 19 is fixedly connected with the three electric push rods 20, the output end of the electric push rod 20 is fixedly connected with a limiting plate 21, the limiting plate 21 is driven to move towards the middle through the expansion and contraction of the electric push rod 20, the position of the limiting plate 21 is adjusted, the limiting plate 21 can be attached to two sides of a basic material, an upper die 10 is arranged at the top of a lower die 12, and the sliding blocks 9 on the left side and the right side of the upper die 10 are in sliding connection with the guide rods 8 on the workbench 1, so that the upper die 10 is positioned, and the position of the upper die 10 is prevented from shifting during stamping.

The middle position at the top of the positioning rod 2 is fixedly connected with a threaded section 3, the outer wall of the threaded section 3 is penetrated through and is in threaded connection with a fixing nut 4, the threaded section 3 at the top of the positioning rod 2 penetrates through a lower die 12, the lower die 12 is fixed through the cooperation of the threaded section 3 and the fixing nut 4, the middle position at the top of the guide plate 7 is fixedly connected with a guide rod 8, the outer wall of the guide rod 8 is penetrated through and is in sliding connection with a sliding block 9, the sliding block 9 at the left side and the right side of the upper die 10 is in sliding connection with the guide rod 8 on the workbench 1, thereby realizing the positioning of the upper die 10, preventing the upper die 10 from deviating from the position during stamping, the top of the buffer spring 14 is fixedly connected with a movable sleeve ring 16, the fixing post 15 is positioned at the middle position inside the buffer spring 14, one side opposite to the limit plate 21 is fixedly connected with two limit rods 22, the limit rod 22 penetrates through the fixing plate 19 and is in sliding connection with the fixing plate 19, the limit rod 22 arranged through the limit plate 21, lateral displacement can not occur when the limit plate 21 moves and positions basic materials, the basic materials are ensured to always keep linear movement during stamping, three electric push rods 20 at the same side are fixedly connected with the two ends of the upper die 11 and the front of the top of the lower die 11, the two ends of the upper die 11 are fixedly connected with the two ends of the upper die 11, the upper die 11 is contacted with the lower die 11, the front end of the upper die 11 is fixedly arranged at the two ends of the top of the upper die 11, and the top of the upper die is contacted with the lower die 11, and the lower die is contacted with the lower die 11.

Working principle: firstly, the lower die 12 is rapidly arranged on the workbench 1 through the cooperation of the lower die 12 and the positioning rod 2, meanwhile, the thread section 3 at the top of the positioning rod 2 penetrates through the lower die 12, the thread section 3 is matched with the fixing nut 4 to fix the lower die 12, the basic material to be punched is conveyed to the surface of the lower die 12 through the feeding plate 17, the limiting plate 21 is driven to move towards the middle through the expansion and contraction of the electric push rod 20, the position of the limiting plate 21 is adjusted, the limiting plate 21 can be attached to two sides of the basic material, the limiting rod 22 arranged through the limiting plate 21 ensures that the limiting plate 21 can not move sideways when moving and positioning the basic material, the basic material always keeps rectilinear motion in the punching process, when the upper die 10 punches downwards, the positioning sleeve 11 is sleeved on the top of the outer wall of the fixing post 15 and contacts with the movable sleeve 16, the movable sleeve 16 is extruded, so that the buffer spring 14 is contracted, the upper die 10 can move up and down along the fixing post 15, meanwhile, the sliding blocks 9 on the left and right sides of the upper die 10 are connected with the guide rods 8 on the workbench 1 in a sliding mode, the upper die 10 can be prevented from sliding down to the position of the upper die 10, the upper die 10 can be prevented from falling down to the position of the die 10, the finished product is prevented from sliding down in the die 1, and the position of the die is prevented from falling down to the die 10 is completely to the position of the die 1, and the die is prevented from sliding down die 10 is located to be left a position on the upper die pad 10, and has a finished product, and the position is formed, and the position is a finished product is formed, and has a material is formed in a material is formed and a material is.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Progressive die positioning mechanism, including workstation (1), its characterized in that: three locating rods (2) are fixedly connected to the left side and the right side of the top of the workbench (1), a penetrating discharging hole (5) is formed in the rear end of the top of the workbench (1), a buffer plate (6) is fixedly connected to the middle position of the rear end of the bottom of the workbench (1), two guide plates (7) are fixedly connected to the middle position of the bottom of the left side and the right side of the workbench (1), a lower die (12) is fixedly connected to the outer wall of the locating rods (2) in a penetrating and sliding mode, a buffer base (13) is fixedly connected to the front end and the rear end of the left side and the right side of the lower die (12), a fixing column (15) is fixedly connected to the middle position of the top of the buffer base (13), a movable lantern ring (16) is fixedly connected to the outer wall of the fixing column (15), a buffer spring (14) is fixedly connected to the middle position of the top edge of the buffer base (13), a feeding plate (17) is fixedly connected to the middle position of the front end of the bottom of the lower die (12), a discharging plate (18) is fixedly connected to the middle position of the rear end of the bottom of the lower die (12), an electric push rod (20) is fixedly connected to the middle position of the top of the right side of the lower die (12), an electric push rod (19) is fixedly connected to the electric push rod (20), an upper die (10) is arranged at the top of the lower die (12).

2. A progressive die positioning mechanism as defined in claim 1, wherein: the middle position at the top of the positioning rod (2) is fixedly connected with a threaded section (3), and the outer wall of the threaded section (3) is penetrated and in threaded connection with a fixing nut (4).

3. A progressive die positioning mechanism as defined in claim 1, wherein: guide rods (8) are fixedly connected to the middle positions of the tops of the guide plates (7), and sliding blocks (9) are penetrated and connected to the outer walls of the guide rods (8) in a sliding mode.

4. A progressive die positioning mechanism as defined in claim 1, wherein: the top of the buffer spring (14) is fixedly connected with the movable lantern ring (16), and the fixed column (15) is positioned at the middle position inside the buffer spring (14).

5. A progressive die positioning mechanism as defined in claim 1, wherein: two limiting rods (22) are fixedly connected to one sides of the limiting plates (21) which are opposite to each other, and the limiting rods (22) penetrate through the fixing plates (19) and are in sliding connection with the fixing plates (19).

6. A progressive die positioning mechanism as defined in claim 1, wherein: the output ends of the three electric push rods (20) on the same side are fixedly connected to the same limiting plate (21).

7. A progressive die positioning mechanism as defined in claim 1, wherein: positioning sleeves (11) are arranged at the front end and the rear end of the left side and the right side of the bottom of the upper die (10).

8. A progressive die positioning mechanism as defined in claim 1, wherein: the middle position of the rear end of the top of the lower die (12) is provided with a through blanking opening, and the position of the blanking opening is matched with the discharging opening (5).