CN216729011U - A metal base stamping die - Google Patents

Abstract

The utility model discloses a metal base stamping die in the technical field of stamping dies, which comprises: a work table; the lower die is arranged at the top end of the workbench and is positioned below the upper die; an adjustment mechanism. According to the utility model, through the arrangement of the adjusting mechanism, the output end of the hydraulic cylinder extends to drive the sliding plate to drive the upper die to move downwards, and simultaneously, two groups of straight gears are respectively driven to drive one group of screw rods to rotate, so that two groups of first sliding blocks are driven to move oppositely, the first sliding blocks move towards one end and simultaneously drive two groups of second racks to move towards one end, so that the other two groups of straight gears are respectively driven to respectively drive one group of screw rods to rotate, so that one group of first sliding blocks on two sides of the lower die are driven to approach the lower die, the width of the raw material is pushed to be aligned with the width of the lower die, the function of automatically adjusting the raw material to be aligned with the central position of the lower die is realized through the matching of the locking parts, and the raw material is prevented from being offset during processing.

Description

A metal base stamping die

technical field

The utility model relates to the technical field of stamping die, in particular to a metal base stamping die.

Background technique

Stamping die is a special process equipment for processing materials into parts or semi-finished products in cold stamping processing. A pressure working method that produces separation or plastic deformation to obtain the required parts, and this equipment is often used when machining metal bases.

The existing stamping dies generally directly place the raw materials on the lower die, and then drive the upper die and the lower die to close the die through a hydraulic cylinder, so as to realize the stamping of the raw materials, but when the staff places the raw materials on the top of the lower die, , requires the staff to manually align the raw material with the center of the lower mold, which is a cumbersome process, but when mistakes occur, it is easy to cause waste of raw materials, and it cannot be automatically adjusted to the center of the lower mold before punching the raw material.

Utility model content

The purpose of the present utility model is to provide a metal base stamping die, so as to solve the problem that the raw material cannot be automatically adjusted to be aligned with the center position of the lower die in the above-mentioned background art.

To achieve the above purpose, the utility model provides the following technical solutions: a metal base stamping die, comprising:

workbench;

a support frame, the support frame is fixedly connected to the top end of the workbench, a hydraulic cylinder is installed on the top end of the support frame, and the output end of the hydraulic cylinder penetrates to the bottom end of the support frame;

a sliding plate, the sliding plate is slidably connected to the inner side of the support frame, and an upper mold is installed at the bottom end of the sliding plate;

a lower mold, which is mounted on the top of the workbench and below the upper mold;

The adjusting mechanism is distributed on the bottom end of the sliding plate and is located on the outer wall of the lower mold, so that the raw material of the metal base is automatically aligned with the center position of the lower mold;

The ejecting mechanism is distributed inside the worktable, and penetrates to the inside of the lower mold to be flush with the top of the lower mold, and is used to lift up the metal base punched inside the lower mold.

Preferably, the adjustment mechanism includes a first rack, a first sliding block, a screw rod, a connecting seat, a spur gear and a second rack, and the first rack is fixedly connected to the top of the sliding plate, which is located at the top of the sliding plate. On both sides of the upper mold, the connecting seat is fixedly connected to the top of the worktable and is located on the outer wall of the lower mold, and the screw is rotatably connected to the inner wall of the connecting seat and penetrates through the connection. Both ends of the seat, the spur gear is fixedly connected to the outer wall of one end of the screw rod, and is located below the first rack, the first sliding block is slidably connected to the top of the worktable, and is sleeved On the outer wall of the other end of the screw rod, the second rack is fixedly connected to the outer walls of both sides of the first sliding block.

Preferably, the ejection mechanism includes a connecting block, an ejector pin, a spring and a second sliding block, the second sliding block is slidably connected to the inner wall of the worktable, and the connecting block is fixedly connected to the second sliding block The two ends of the thimble, and one end penetrates to the top of the worktable and is located below the first rack, the thimble is fixedly connected to the top of the second sliding block, and one end penetrates to the inside of the lower mold The spring is flush with the top end of the lower mold, the spring is fixedly connected to the bottom end of the second sliding block, and one end is fixedly connected to the worktable.

Preferably, the first sliding block is provided with four groups, the four groups of the first sliding block are distributed on the outer wall of the lower mold, and one end of the first sliding block is fixedly connected with the first sliding block. The bottom end is fixedly connected with a limit block, and the first sliding block is slidably connected with the worktable through the bottom limit block.

Preferably, a bearing sleeve is fixedly connected to the outer wall of the screw rod, the screw rod is rotatably connected to the connecting seat through the bearing sleeve fixedly connected to the outer wall, and a threaded sleeve is fixedly connected to one end of the first sliding block. The first sliding block is sleeved on the outer wall of the screw rod through one end of the thread.

Preferably, the spur gears are provided with four groups, the first racks are provided with two groups, the second racks are provided with two groups, and the first racks in the two groups are respectively connected with the spur gears in the two groups. In meshing connection, the two sets of second racks are respectively meshed and connected with the other two sets of spur gears.

Preferably, the inner wall of the lower mold is provided with a through hole matching the ejector pin, the inner wall of the worktable is provided with a limit chute matching the second sliding block, and the ejector pin passes through the The second sliding block is slidably connected with the worktable.

Compared with the prior art, the beneficial effects of the present utility model are:

1. In the present invention, by setting an adjusting mechanism, the output end of the hydraulic cylinder is extended to drive the sliding plate to drive the upper die to move downward, and at the same time, the two groups of spur gears are driven by two groups to drive a group of screw rods to rotate, thereby driving the two groups of first The sliding blocks move towards each other, the first sliding block moves to one end and drives the two sets of second racks to move to one end, thereby respectively driving the other two sets of spur gears to drive a set of screw rods to rotate, thereby driving a set of two sides of the lower mold. The first sliding block approaches the lower mold and pushes the width of the raw material to align with the width of the lower mold. Through the cooperation of the above locking parts, the function of automatically adjusting the raw material to the center position of the lower mold is realized to avoid the deviation of the raw material during processing. ;

2. The utility model is arranged so that when the two sets of first rack teeth are separated from the spur gears, they are in contact with the two sets of connecting blocks, and the two sets of connecting blocks are pushed to drive the second sliding block to squeeze the spring to move downward, and the second The second sliding block moves down and drives the thimble downward. When the upper die punches the raw material at the top of the lower die, the thimble moves from the inside of the lower die to the through hole of the inner wall. When the upper die is stamped, the output end of the hydraulic cylinder slides The plate drives the upper mold to reset, so that the spring drives the ejector pin to reset through the second sliding block, and the ejector pin resets and pushes the punched raw material inside the lower mold to move upward, so as to lift the stamped raw material from the inside of the lower mold, which is convenient for the staff. The punched raw materials are taken away, and the function of lifting the punched raw materials inside the lower die is realized through the cooperation of the above multiple sets of parts, which is convenient for the staff to take.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

2 is a cross-sectional view of a workbench and a support frame of the utility model;

Fig. 3 is the enlarged view of the A place in Fig. 2 of the utility model;

FIG. 4 is a schematic structural diagram of the adjusting mechanism and the ejecting mechanism of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1- Work table, 2- Support frame, 3- Hydraulic cylinder, 4- Slide plate, 5- Upper mold, 6- Lower mold, 7- Adjustment mechanism, 701- First rack, 702- First sliding block, 703 - Screw, 704- connecting seat, 705- spur gear, 706- second rack, 8- ejector mechanism, 801- connecting block, 802- thimble, 803- spring, 804, second sliding block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-4, the utility model provides a metal base stamping die technical scheme: a metal base stamping die, including:

workbench 1;

Support frame 2, the support frame 2 is fixedly connected to the top of the workbench 1, a hydraulic cylinder 3 is installed on the top of the support frame 2, and the output end of the hydraulic cylinder 3 penetrates to the bottom end of the support frame 2;

A sliding plate 4, the sliding plate 4 is slidably connected to the inner side of the support frame 2, and the bottom end of the sliding plate 4 is provided with an upper mold 5;

The lower mold 6, the lower mold 6 is installed on the top of the workbench 1 and is located below the upper mold 5;

The adjustment mechanism 7 is distributed on the bottom end of the sliding plate 4 and is located on the outer wall of the lower mold 6, so that the metal base raw material is automatically aligned with the center position of the lower mold 6;

The ejection mechanism 8 is distributed inside the worktable 1 and penetrates to the inside of the lower mold 6 to be flush with the top of the lower mold 6 , and is used to lift the metal base punched inside the lower mold 6 .

The adjustment mechanism 7 includes a first rack 701 , a first sliding block 702 , a screw rod 703 , a connecting seat 704 , a spur gear 705 and a second rack 706 , and the first rack 701 is fixedly connected to the top of the sliding plate 4 . It is located on both sides of the upper mold 5, the connecting seat 704 is fixedly connected to the top of the table 1, and is located on the outer wall of the lower mold 6, the screw 703 is rotatably connected to the inner wall of the connecting seat 704, and runs through both ends of the connecting seat 704, The spur gear 705 is fixedly connected to the outer wall of one end of the screw rod 703, and is located below the first rack 701. The first sliding block 702 is slidably connected to the top of the table 1, and is sleeved on the outer wall of the other end of the screw rod 703. The two racks 706 are fixedly connected to the outer walls on both sides of the first sliding block 702, and the raw materials to be processed are placed on the top of the lower mold 6, and then the hydraulic cylinder 3 is activated, and the output end of the hydraulic cylinder 3 is extended to drive the sliding plate 4 to drive the upper mold. 5. Move down, and at the same time drive the two sets of first racks 701 to move downward to contact the two sets of spur gears 705 respectively, and drive the two sets of spur gears 705 to drive a set of screw rods 703 to rotate, thereby driving the two sets of first sliding blocks 702 moves toward each other, contacts both ends of the raw material at the top of the lower mold 6, pushes the length of the raw material to align with the length of the lower mold 6, a group of first sliding blocks 702 move to one end and simultaneously drive two groups of second racks 706 to move to one end, thereby respectively The other two groups of spur gears 705 are driven to drive a group of screw rods 703 to rotate, thereby driving a group of first sliding blocks 702 on both sides of the lower mold 6 to approach the lower mold 6, contact with the raw material at the top of the lower mold 6, and push the width of the raw material. Aligned with the width of the lower mold 6 , the function of automatically adjusting the raw material to the center position of the lower mold 6 is realized through the cooperation of the above locking parts.

The ejector mechanism 8 includes a connecting block 801 , an ejector pin 802 , a spring 803 and a second sliding block 804 . One end penetrates to the top of the worktable 1 and is located below the first rack 701, the ejector pin 802 is fixedly connected to the top of the second sliding block 804, and one end penetrates to the interior of the lower mold 6 and is flush with the top of the lower mold 6. The spring 803 is fixedly connected to the bottom end of the second sliding block 804, and one end is fixedly connected to the table 1. When the two sets of first rack 701 outer wall teeth are respectively separated from the spur gear 705, they are connected to the two sets of connecting blocks 801. Contact, push the two sets of connecting blocks 801 to drive the second sliding block 804 to squeeze the spring 803 to move down, the second sliding block 804 moves down and drives the ejector pin 802 to move down, when the upper die 5 punches the raw material at the top of the lower die 6 When the upper mold 5 is pressed, the ejector pin 802 moves downward together with the upper mold 5. When the raw material is punched, the ejector pin 802 moves from the inside of the lower mold 6 to the through hole of the inner wall. When the upper mold 5 is punched, the output end of the hydraulic cylinder 3 passes through the sliding plate 4. When driving the upper die 5 to reset, it drives the two groups of first racks 701 to move upward, thereby reducing the extrusion of the connecting block 801, so that the extrusion force on the spring 803 is gradually reduced, so that the spring 803 slides through the second The block 804 drives the ejector pin 802 to reset, and the ejector pin 802 resets and pushes the punched raw material inside the lower die 6 to move upward, thereby lifting the punched raw material from the inside of the lower die 6, which is convenient for the staff to take away the punched raw material and pass the punched material. The cooperation of the above multiple groups of parts realizes the function of jacking up the punched raw material inside the lower die 6, which is convenient for the staff to take.

The first sliding block 702 is provided with four groups, the four groups of the first sliding block 702 are distributed on the outer wall of the lower mold 6, one end of the first sliding block 702 is fixedly connected, and the bottom end of the first sliding block 702 is fixedly connected with a limit The first sliding block 702 is slidably connected to the table 1 through the bottom limit block, and the four sets of first sliding blocks 702 are synchronously moved to push the top raw material of the lower mold 6 to align with the center of the lower mold 6, and the first sliding block The bottom end of the 702 is fixedly connected to a limit block to prevent the first sliding block 702 from shifting during the movement.

The outer wall of the screw rod 703 is fixedly connected with a bearing sleeve, the screw rod 703 is rotatably connected to the connecting seat 704 through the bearing sleeve fixedly connected to the outer wall, one end of the first sliding block 702 is fixedly connected with a threaded sleeve, and the first sliding block 702 passes through one end The threaded sleeve is sleeved on the outer wall of the screw rod 703, so that the first rack 701 can move down to contact with a set of spur gears 705, and drive a set of spur gears 705 to drive a set of screw rods 703 to rotate, thereby driving the first sliding through the threaded sleeve. The block 702 slides on the top of the table 1, and the bearing sleeve fixedly connected to the outer wall of the screw rod 703 reduces the direct friction between the screw rod 703 and the connecting seat 704.

There are four groups of spur gears 705, two groups of first racks 701, two groups of second racks 706, two groups of first racks 701 are respectively meshed with two groups of spur gears 705, and two groups of The second racks 706 are meshed and connected with the other two groups of spur gears 705 respectively, so that the two groups of first racks 701 can move downward to contact the two groups of spur gears 705 respectively, and drive the two groups of spur gears 705 to drive a group of screw rods 703 to rotate. , thereby driving the two sets of first sliding blocks 702 to move toward each other. When one set of first sliding blocks 702 moves to one end, it drives two sets of second racks 706 to move to one end, thereby respectively driving the other two sets of spur gears 705 to drive a set of spur gears 705 respectively. The lead screw 703 rotates.

The inner wall of the lower mold 6 is provided with a through hole matching the ejector pin 802 , the inner wall of the worktable 1 is provided with a limit chute matching the second sliding block 804 , and the ejector pin 802 is connected to the worktable through the second sliding block 804 . 1. The sliding connection is convenient for the second sliding block 804 to be driven by the squeezing force to drive the ejector pin 802 to slide in the through hole of the inner wall of the lower mold 6, and the limit chute opened on the inner wall of the worktable 1 to prevent the second sliding block 804 from moving during the process. offset occurs.

Working principle: First, place the raw material to be processed on the top of the lower mold 6, then start the hydraulic cylinder 3, the output end of the hydraulic cylinder 3 is extended to drive the sliding plate 4 to drive the upper mold 5 to move down, and at the same time drive the two sets of first teeth. The bar 701 moves downward to contact the two sets of spur gears 705 respectively, and drives the two sets of spur gears 705 to drive a set of screw rods 703 to rotate, thereby driving the two sets of first sliding blocks 702 to move toward each other, and the two ends of the raw material at the top of the lower die 6 contact, push the length of the raw material to align with the length of the lower die 6, a set of first sliding blocks 702 move to one end and simultaneously drive two sets of second racks 706 to move to one end, thereby driving the other two sets of spur gears 705 to drive a set of wires respectively The rod 703 rotates, thereby driving a group of first sliding blocks 702 on both sides of the lower mold 6 to approach the lower mold 6, contacting the raw material at the top of the lower mold 6, pushing the width of the raw material to align with the width of the lower mold 6, and through the above locking The cooperation of the parts realizes the function of automatically adjusting the raw material to align with the center position of the lower mold 6. When the two sets of first racks 701 are respectively separated from the spur gears 705, they are in contact with the two sets of connecting blocks 801, pushing the two sets of The connecting block 801 drives the second sliding block 804 to squeeze the spring 803 to move downward, the second sliding block 804 moves downward and drives the ejector pin 802 to move downward. Move down together with the upper die 5. When the raw material is punched, the ejector pin 802 moves from the inside of the lower die 6 to the through hole of the inner wall. When the upper die 5 is punched, the output end of the hydraulic cylinder 3 drives the upper die 5 through the sliding plate 4 to carry out At the same time of resetting, the two sets of first racks 701 are moved upward, thereby reducing the extrusion of the connecting block 801, so that the extrusion force on the spring 803 is gradually reduced, so that the spring 803 drives the ejector pin 802 through the second sliding block 804. To reset, the ejector pin 802 resets and pushes the punched raw material inside the lower die 6 to move upward, so as to lift the punched raw material from the inside of the lower die 6, so that the staff can take the punched raw material away, and pass the above multiple groups of parts. The cooperation realizes the function of jacking up the punched raw material inside the lower die 6, which is convenient for the staff to take.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. a metal base stamping die, is characterized in that, comprises: workbench(1); A support frame (2), the support frame (2) is fixedly connected to the top of the workbench (1), a hydraulic cylinder (3) is installed on the top of the support frame (2), and the hydraulic cylinder (3) The output end of ) penetrates to the bottom end of the support frame (2); a sliding plate (4), the sliding plate (4) is slidably connected to the inner side of the support frame (2), and an upper die (5) is installed at the bottom end of the sliding plate (4); a lower mold (6), the lower mold (6) is mounted on the top of the workbench (1) and located below the upper mold (5); an adjustment mechanism (7), distributed at the bottom end of the sliding plate (4) and located on the outer wall of the lower mold (6), so that the metal base raw material is automatically aligned with the center position of the lower mold (6); The ejection mechanism (8) is distributed inside the working table (1), and penetrates to the inside of the lower mold (6) and is flush with the top of the lower mold (6), and is used for removing the lower mold (6) The metal base after internal stamping is jacked up. 2 . The metal base stamping die according to claim 1 , wherein the adjusting mechanism ( 7 ) comprises a first rack ( 701 ), a first sliding block ( 702 ), a lead screw ( 703 ), 2 . A connecting seat (704), a spur gear (705) and a second rack (706), the first rack (701) is fixedly connected to the top of the sliding plate (4), which is located on the upper mold (5) ), the connecting seat (704) is fixedly connected to the top of the table (1), and is located on the outer wall of the lower mold (6), and the screw (703) is rotatably connected to the connection The inner wall of the seat (704) passes through both ends of the connecting seat (704). Below 701), the first sliding block (702) is slidably connected to the top end of the worktable (1), and is sleeved on the outer wall of the other end of the screw rod (703). 706) are fixedly connected to the outer walls on both sides of the first sliding block (702). 3. A metal base stamping die according to claim 2, wherein the ejection mechanism (8) comprises a connecting block (801), an ejector pin (802), a spring (803) and a second sliding block (801). 804), the second sliding block (804) is slidably connected to the inner wall of the workbench (1), the connecting block (801) is fixedly connected to both ends of the second sliding block (804), and one end respectively penetrate to the top of the workbench (1) and are located below the first rack (701), the thimble (802) is fixedly connected to the top of the second sliding block (804), and one end penetrates through Until the inside of the lower mold (6) is flush with the top of the lower mold (6), the spring (803) is fixedly connected to the bottom end of the second sliding block (804), and one end is connected to the bottom end of the second sliding block (804). Workbench (1) is fixedly connected. The metal base stamping die according to claim 2, characterized in that: the first sliding blocks (702) are provided with four groups, and the four groups of the first sliding blocks (702) are distributed on the lower The outer wall of the mold (6), one end of the first sliding block (702) is fixedly connected with, the bottom end of the first sliding block (702) is fixedly connected with a limiting block, and the first sliding block (702) passes through The bottom limit block is slidably connected with the worktable (1). 5. The metal base stamping die according to claim 2, wherein the outer wall of the screw rod (703) is fixedly connected with a bearing sleeve, and the screw rod (703) is fixedly connected with the bearing sleeve through the outer wall of the screw rod (703). The connecting seat (704) is rotatably connected, one end of the first sliding block (702) is fixedly connected with a threaded sleeve, and the first sliding block (702) is sleeved on the screw shaft (703) through a threaded sleeve at one end. outer wall. 6. A metal base stamping die according to claim 3, characterized in that: the spur gears (705) are provided with four groups, the first racks (701) are provided with two groups, and the second racks (701) are provided with two groups. The racks (706) are provided with two groups, the first racks (701) of the two groups are respectively meshed with the spur gears (705) of the two groups, and the second racks (706) of the two groups are respectively connected to the other two racks (706). Set the spur gears (705) in meshing connection. 7. A metal base stamping die according to claim 3, characterized in that: the inner wall of the lower die (6) is provided with a through hole matching the ejector pin (802), the worktable (1) ) is provided with a limit chute matching the second sliding block (804), and the ejector pin (802) is slidably connected to the workbench (1) through the second sliding block (804).

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