CN112792238A - Die fixing device and press machine with same - Google Patents

Abstract

The invention provides a die fixing device and a press with the same, wherein the die fixing device comprises a bearing bottom plate and a roller assembly, wherein the bearing bottom plate is used for fixing a die; the roller assembly is arranged on the bearing bottom plate and comprises a plurality of rollers protruding out of the bearing surface of the roller assembly, and the die slides on the bearing surface through the rollers in the process of moving and installing the die. The die fixing device solves the problems that the die fixing device in the prior art is unreasonable in structure, is inconvenient to replace dies of different models or different purposes, wastes time and labor in the die replacing process, reduces the die replacing efficiency and seriously influences the working efficiency of a press machine.

Description

Die fixing device and press machine with same

Technical Field

The invention relates to the technical field of auxiliary equipment for wheel forming and manufacturing, in particular to a structural improvement of a die fixing device of a press machine.

Background

In the prior art, a press machine is used for stamping a blank material to form the blank material into a desired configuration, a mounting base of the press machine is generally provided with a die fixing device, the die fixing device is used for fixing dies of different models or different purposes, and the die is used for shaping the blank material.

The structure of the existing die fixing device is unreasonable, so that dies of different models or different purposes are not convenient to replace, the time and labor are wasted in the operation process of replacing the dies, the efficiency of replacing the dies is reduced, and the working efficiency of the press machine is seriously influenced.

Disclosure of Invention

The invention mainly aims to provide a die fixing device and a press machine with the same, and aims to solve the problems that the die fixing device in the prior art is unreasonable in structure, and is inconvenient to replace dies of different models or different purposes, so that the time and labor are wasted in the die replacing process, the die replacing efficiency is reduced, and the working efficiency of the press machine is seriously influenced.

In order to achieve the above object, according to one aspect of the present invention, there is provided a mold fixing device including a bearing bottom plate and a roller assembly, wherein the bearing bottom plate is used for fixing a mold; the roller assembly is arranged on the bearing bottom plate and comprises a plurality of rollers protruding out of the bearing surface of the roller assembly, and the die slides on the bearing surface through the rollers in the process of moving and installing the die.

Furthermore, a mounting groove is formed in the bearing surface, the roller assembly is arranged in the mounting groove, and the roller is arranged in a lifting mode.

Furthermore, the mounting grooves are multiple, the mounting grooves are arranged on the bearing bottom plate at intervals along the first direction in the horizontal plane, and a roller assembly is mounted in each mounting groove.

Further, mould fixing device still includes the direction subassembly, and the direction subassembly sets up on bearing bottom plate, and the direction subassembly is a plurality of, and a plurality of direction subassemblies divide into two sets of guide units, and two sets of guide units set up along the first direction in the horizontal plane relatively, and each group's guide unit includes at least one direction subassembly, forms the installation space that is used for installing the mould between two sets of guide units, and at the in-process that removes installation mould, the side surface contact of direction subassembly and mould.

Further, the guide assembly comprises a mounting plate and a guide wheel, the mounting plate is arranged on the bearing bottom plate, the guide wheel is rotatably arranged on the mounting plate, and the guide wheel is provided with a guide surface in rolling contact with the die.

Furthermore, a sliding groove extending along the first direction is formed in the bearing surface, and the mounting plate is arranged at the sliding groove in a position adjustable along the length direction of the sliding groove through the connecting piece.

Further, the mold fixing device further comprises a stop plate, and the stop plate is arranged at one end, in the second direction in the horizontal plane, of the bearing bottom plate to stop the mold.

Furthermore, a limiting groove matched with the end face of the die is formed in the surface, facing the installation space, of the stop plate.

Furthermore, a waist-shaped avoiding through hole is formed in the stop plate.

Furthermore, the sliding grooves are T-shaped grooves, the sliding grooves are formed in the bearing surface at intervals along a second direction in the horizontal plane, one part of the sliding grooves is used for installing the connecting piece, the other part of the sliding grooves is used for installing the fastening piece, and the mold is fixed on the bearing bottom plate through the fastening piece.

According to another aspect of the invention, a press machine is provided, the press machine comprising a mounting base and a stamping end, wherein a die fixing assembly is arranged and mounted on the mounting base, the die fixing assembly comprises the die fixing device and a die, and the stamping end is arranged opposite to and above the die of the die fixing device.

By applying the technical scheme of the invention, the die fixing device with the roller assemblies is provided, and the difficulty in replacing the die is greatly reduced.

Particularly, the roller assembly is arranged on the bearing bottom plate of the die fixing device, and comprises a plurality of rollers protruding out of the bearing surface of the roller assembly, so that an operator only needs to push the die to slide on the rollers in a rolling mode in the moving and die replacing operation process, the rollers play a role in supporting the die, rolling friction force between the die and the bearing surface is small, the operator can adjust the position of the die on the bearing surface conveniently, the operation difficulty of die replacement is greatly reduced, time and labor are saved in the die replacing process, the die replacement efficiency is improved, and the working efficiency of a press is further guaranteed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic diagram of a mold fixture carrying a mold in accordance with an alternative embodiment of the present invention;

FIG. 2 shows a schematic top view of the mold fixture carrying the mold of FIG. 1;

FIG. 3 is a schematic sectional view at C-C in FIG. 2, in which the stopper plates of the mold and the mold fixture are omitted and the rollers of the roller assembly of the mold fixture are in the storage position;

fig. 4 is a schematic view illustrating a state in which the roller of the mold fixing apparatus of fig. 3 is raised to protrude from the bearing surface of the mold fixing apparatus.

Wherein the figures include the following reference numerals:

10. a load floor; 1. a mold; 20. a roller assembly; 21. a roller; 11. a bearing surface; 111. mounting grooves; 30. a guide assembly; 31. mounting a plate; 32. a guide wheel; 112. a sliding groove; 40. a stopper plate; 100. an installation space; 41. a limiting groove; 42. a waist-shaped avoiding through hole; 200. and a position adjusting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.

The invention provides a die fixing device and a press machine, aiming at solving the problems that the structure of the die fixing device in the prior art is unreasonable, the dies of different models or different purposes are not convenient to replace, the time and labor are wasted in the die replacing process, the die replacing efficiency is reduced, and the working efficiency of the press machine is seriously affected.

As shown in fig. 1 to 4, the mold fixing device includes a bearing base plate 10 and a roller assembly 20, wherein the bearing base plate 10 is used for fixing the mold 1; the roller assembly 20 is disposed on the bearing bottom plate 10, the roller assembly 20 includes a plurality of rollers 21 protruding from the bearing surface 11, and the mold 1 slides on the bearing surface 11 through the plurality of rollers 21 during the process of moving and installing the mold 1.

The application provides a mould fixing device with wheel components 20, greatly reduced the change degree of difficulty of mould.

Particularly, the roller assembly 20 is arranged on the bearing bottom plate 10 of the die fixing device, and the roller assembly 20 comprises a plurality of rollers 21 protruding out of the bearing surface 11 of the roller assembly, so that an operator only needs to push the die 1 to slide on the rollers 21 in a rolling manner in the moving and die 1 replacing operation process, the rollers 21 play a role in supporting the die 1, the rolling friction force between the die 1 and the bearing surface 11 is small, the operator can conveniently adjust the position of the die 1 on the bearing surface 11, the operation difficulty in die 1 replacement is greatly reduced, the die 1 replacing process is time-saving and labor-saving, the die 1 replacing efficiency is improved, and the working efficiency of the press is further ensured.

As shown in fig. 3 and 4, the carrying surface 11 is provided with a mounting groove 111, the roller assembly 20 is disposed in the mounting groove 111, and the roller 21 is disposed in a liftable manner. In this way, the roller 21 is arranged in the mounting groove 111 in a liftable manner, and the roller 21 can be accommodated in the mounting groove 111 in the working process of the press machine, so that the die 1 is ensured to be in direct contact with the bearing surface 11 of the bearing bottom plate 10, a sufficiently large contact area is ensured between the die 1 and the bearing bottom plate, the bearing bottom plate 10 can be ensured to stably and reliably support the die 1, the die 1 is further ensured not to slide on the bearing surface 11 in the working process of the press machine, and the forming precision of a blank piece is ensured; in the process of replacing the mold 1, it is ensured that the rollers 21 can protrude out of the bearing surface 11, so that the plurality of rollers 21 are in contact with the bottom surface of the mold 1, and the mold 1 is moved in a sliding manner, thereby reserving a replacement space for other molds 1.

In the present application, the first direction is the direction a in fig. 1, and the second direction is the direction B in fig. 1.

Optionally, there are a plurality of mounting grooves 111, the mounting grooves 111 are disposed on the load-bearing base plate 10 at intervals along the first direction a in the horizontal plane, and one roller assembly 20 is mounted in each mounting groove 111. Like this, a roller subassembly 20 corresponds installs in a mounting groove 111, and mounting groove 111 plays the spacing guard action to roller subassembly 20, ensures two adjacent gyro wheels 21 mutually noninterfere to guarantee that the friction between mould 1 and a plurality of gyro wheels 21 is rolling friction, and then guarantee that mould 1 can move on the loading face 11 of load floor 10 with the mode of sliding.

In this embodiment, there are two mounting grooves 111, the two mounting grooves 111 are spaced apart along a first direction a in the horizontal plane, and each mounting groove 111 has a roller assembly 20 mounted therein, each roller assembly including 5 rollers 21 spaced apart along a second direction B.

As shown in fig. 2, the mold fixing device further includes a plurality of guide assemblies 30, the guide assemblies 30 are disposed on the load-bearing base plate 10, the plurality of guide assemblies 30 are divided into two sets of guide units, the two sets of guide units are disposed opposite to each other along a first direction a in a horizontal plane, each set of guide units includes at least one guide assembly 30, an installation space 100 for installing the mold 1 is formed between the two sets of guide units, and the guide assemblies 30 contact with a side surface of the mold 1 in a process of moving and installing the mold 1. In this way, two groups of guide units are oppositely arranged in the first direction A in the horizontal plane, each group of guide units comprises at least one guide assembly 30, the guide assemblies 30 are arranged to guide the mold 1, and the mold 1 is ensured to move along a preset path in a sliding manner, so that an operator can replace the mold 1 conveniently, and the replacement efficiency of the mold 1 is improved; in addition, the replaced die 1 can be moved to the position below the position opposite to the stamping end of the press in a sliding mode along the preset path, and the mounting accuracy of the die 1 is improved.

As shown in fig. 2, the guide assembly 30 includes a mounting plate 31 and a guide wheel 32, the mounting plate 31 is disposed on the load-bearing base plate 10, the guide wheel 32 is rotatably disposed on the mounting plate 31, and the guide wheel 32 has a guide surface which is in rolling contact with the mold 1. In this way, the guide assembly 30 is provided in a structural form including the mounting plate 31 and the guide wheel 32, wherein the mounting stability of the guide assembly 30 is ensured by the mounting plate 31, and the rolling friction is ensured by the guide wheel 32, so that the blocking effect of the guide assembly 30 on the mold 1 is reduced, and the mold 1 can be smoothly slid to the preset position.

As shown in fig. 2, the carrying surface 11 is provided with a sliding slot 112 extending along the first direction a, and the mounting plate 31 is adjustably disposed at the sliding slot 112 along the length direction of the sliding slot 112 through a connecting member. In this way, before the mold 1 is replaced, the mounting plate 31 is moved in the sliding groove 112 in the direction away from the mold 1, so as to drive the guide wheel 32 to be away from the mold 1, thereby facilitating an operator to quickly slide the mold 1 to the replacement operation position; after the mold 1 is replaced, the mounting plate 31 is moved to a preset position in the sliding groove 112 along the direction close to the mold 1, so that the guide wheel 32 is driven to move to the position contacting with the side surface of the mold 1, the guide effect on the replaced mold 1 is played in the second direction B, and the mounting accuracy of the mold 1 mounted on the mold fixing device is ensured.

As shown in fig. 1 and 2, the mold fixing device further includes a stopper plate 40, and the stopper plate 40 is disposed on the load floor 10 at one end thereof in the second direction B in the horizontal plane to stop the mold 1. Thus, the arrangement of the stop plate 40 plays a role in stopping and limiting the die 1, and ensures that the die 1 can be located at a preset position after being mounted on the die fixing device, namely, at a position opposite to the stamping end of the press, thereby ensuring the normal operation of the press.

As shown in fig. 1 and 2, a surface of the stopper plate 40 facing the installation space 100 is provided with a limit groove 41 adapted to an end surface of the mold 1. Thus, the limiting groove 41 is matched with the end face of the die 1, so that the contact area between the limiting groove and the die 1 is greatly increased, and the stop plate 40 can provide stable and reliable stop limiting effect for the die 1.

In the present application, in order to ensure the mounting accuracy of the mold 1 on the mold fixing device, as shown in fig. 1 and 2, a waist-shaped avoiding through hole 42 is further formed on the stop plate 40. Thus, the position adjusting hole 200 is formed in the end face, opposite to the waist-shaped avoiding through hole 42, of the mold 1, and an operator penetrates the position adjusting element through the waist-shaped avoiding through hole 42 and then extends into the position adjusting hole 200, so that the operator can finely adjust the mold 1 in the second direction B conveniently, and the installation accuracy of the mold 1 is ensured.

It should be noted that, in the present application, in order to ensure that both the connecting member and the fastening member can smoothly slide into the sliding grooves 112, as shown in fig. 1, the sliding grooves 112 are T-shaped grooves, and the sliding grooves 112 are spaced apart from each other on the carrying surface 11 along the second direction B in the horizontal plane, a part of the sliding grooves 112 is used for mounting the connecting member, another part of the sliding grooves 112 is used for mounting the fastening member, and the mold 1 is fixed on the carrying bottom plate 10 by the fastening member. Like this, fix mould 1 on bearing bottom plate 10 through a plurality of fasteners, ensure that press 1 is in established position all the time at the working process mould, avoid the press to appear deviating and seriously influence the qualification rate of punching press product because of mould 1 position in the working process.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A mold fixture, comprising:

a load floor (10), the load floor (10) being used for fixing a mould (1);

the mould comprises a roller assembly (20), wherein the roller assembly (20) is arranged on the bearing bottom plate (10), the roller assembly (20) comprises a plurality of rollers (21) protruding out of the bearing surface (11) of the roller assembly, and the mould (1) slides on the bearing surface (11) through the rollers (21) in the process of moving and installing the mould (1).

2. The mold fixing device according to claim 1, wherein a mounting groove (111) is formed on the carrying surface (11), the roller assembly (20) is disposed in the mounting groove (111), and the roller (21) is disposed in a liftable manner.

3. The mold fastening device according to claim 2, wherein the mounting groove (111) is plural, a plurality of the mounting grooves (111) are provided on the load floor (10) at intervals in a first direction in a horizontal plane, and one of the roller assemblies (20) is mounted in each of the mounting grooves (111).

4. The mold fixing device according to claim 1, further comprising a guide assembly (30), wherein the guide assembly (30) is disposed on the load-bearing base plate (10), the guide assembly (30) is plural, the plural guide assemblies (30) are divided into two sets of guide units, the two sets of guide units are oppositely disposed along a first direction in a horizontal plane, each set of guide units comprises at least one guide assembly (30), an installation space (100) for installing the mold (1) is formed between the two sets of guide units, and the guide assembly (30) is in contact with a side surface of the mold (1) during the movable installation of the mold (1).

5. Mould holding device according to claim 4, characterized in that the guiding assembly (30) comprises a mounting plate (31) and a guiding wheel (32), the mounting plate (31) being arranged on the carrying floor (10), the guiding wheel (32) being rotatably arranged on the mounting plate (31), the guiding wheel (32) having a guiding surface being in rolling contact with the mould (1).

6. The mold fixing device according to claim 5, wherein the carrying surface (11) is provided with a sliding groove (112) extending along a first direction, and the mounting plate (31) is adjustably arranged at the sliding groove (112) along a length direction of the sliding groove (112) through a connecting member.

7. Mould holding device according to claim 4, further comprising a stop plate (40), said stop plate (40) being arranged at one end of the load floor (10) in its second direction in the horizontal plane for stopping the mould (1).

8. The die holding device according to claim 7, wherein a surface of the stop plate (40) facing the mounting space (100) is provided with a limiting groove (41) adapted to an end surface of the die (1).

9. The die holding device according to claim 7, wherein the stopper plate (40) is further provided with a waist-shaped relief through hole (42).

10. The mold fixing device according to claim 6, wherein the sliding grooves (112) are T-shaped grooves, the sliding grooves (112) are spaced apart from each other along a second direction in a horizontal plane on the bearing surface (11), one part of the sliding grooves (112) is used for mounting the connecting member, the other part of the sliding grooves (112) is used for mounting a fastening member, and the mold (1) is fixed on the bearing bottom plate (10) through the fastening member.

11. A press machine comprising a mounting base and a punch head, wherein the mounting base is provided with a die holding assembly comprising a die holding apparatus die according to any one of claims 1 to 10 and a die, and wherein the punch head is located opposite and above the die holding apparatus die.

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