CN216881319U

CN216881319U - High-precision stamping die

Info

Publication number: CN216881319U
Application number: CN202123308422.XU
Authority: CN
Inventors: 曹亮
Original assignee: Qingdao Linhong Metal Co ltd
Current assignee: Qingdao Linhong Metal Co ltd
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2022-07-05
Anticipated expiration: 2031-12-26

Abstract

The utility model discloses a high-precision stamping die which comprises a lower die and a disassembling unit, wherein the lower die is provided with a lower die body; an upper grinding tool is connected to the upper side of the lower die in a matched mode, a punch is arranged in the middle of the lower side of the upper grinding tool, positioning columns are arranged at four corners of the lower side of the upper grinding tool respectively, positioning grooves are formed in the four corners of the upper side of the lower die respectively, the positioning columns are connected with the positioning grooves in a matched mode, and a feeding groove is formed in the middle of the upper side of the lower die in the left-right direction; the dismounting unit comprises a clamping groove, a model block, a sliding groove, clamping blocks and a power assembly, the clamping groove is formed in the middle of the feeding groove, the model block is arranged in the clamping groove, the power assembly drives the two clamping blocks to realize the effect of relative sliding along the front and back directions, and under the effect of matching clamping between the inner sides of the two clamping blocks and the front and back sides of the model block, the clamping blocks are firmly clamped in the clamping groove, so that the model block is quickly dismounted and mounted.

Description

High-precision stamping die

Technical Field

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

Background

A stamping die, which is a special processing device for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, is called a cold stamping die (commonly called a cold stamping die), and stamping is a pressure processing method for applying pressure to the materials by using a die arranged on a press machine at room temperature to separate or plastically deform the materials so as to obtain required parts;

the application publication number of the prior art is CN110773638B, and the high-precision stamping die comprises an upper template and a lower template; a first annular groove is formed in one side, close to the upper template, of the lower template; a second annular groove is formed in one side, away from the upper template, of the first annular groove; a supporting plate is elastically connected in the first annular groove through a spring; a squeezing bag is fixedly connected in the second annular groove; the lower template is positioned on the outer side of the first annular groove and is provided with first sliding chutes which are uniformly distributed; fixed sliding blocks are connected in the first sliding grooves in a sliding mode; the upper template is provided with a first groove; a fixing column is arranged in the first groove; the fixing column is hollow and the inner cavity of the fixing column is provided with a punch; third grooves which are uniformly distributed are formed in the inner wall of the fixing column; the third grooves are internally and slidably connected with fixed blocks;

in the high-precision stamping die in the prior art, although the effect of fast replacement of the punch is realized through a good fixing mode of simplifying the punch, the die cannot realize the effect of dismounting and replacing the lower die type groove and cannot realize the effect of processing various models, and therefore the high-precision stamping die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the existing defects and provides a high-precision stamping die, wherein a power assembly drives two clamping blocks to realize the relative sliding action along the front and back directions, and under the matching clamping action between the inner sides of the two clamping blocks and the front and back sides of a model block, the model block is stably clamped in a clamping groove, so that the model block realizes the quick dismounting and mounting actions, and the problems in the background technology can be effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-precision stamping die comprises a lower die and a disassembling unit;

a lower die: the upper side of the lower die is connected with an upper die in a matching manner, a punch is arranged in the middle of the lower side of the upper die, four corners of the lower side of the upper die are respectively provided with a positioning column, four corners of the upper side of the lower die are respectively provided with a positioning groove, the positioning columns are connected with the positioning grooves in a matching manner, and the middle of the upper side of the lower die is provided with a feeding groove along the left-right direction;

disassembling the unit: include draw-in groove, model piece, spout, chucking piece and power component, the draw-in groove has been seted up at the middle part of feed chute, the inside of draw-in groove is provided with the model piece, the model groove has been seted up to the upside of model piece, a spout has been seted up respectively at both ends around the inside of bed die, communicates between the inner of two spouts and the front and back both sides of draw-in groove, and the inside of two spouts is provided with power component respectively, power component's inboard is through the cooperation joint between the front and back both sides of a chucking piece and model piece respectively.

Under the cooperation linkage between reference column and constant head tank, make and realize accurate complex effect between bed die and the last grinding apparatus, drive two chucking blocks through power component and realize the effect of relative slip along the fore-and-aft direction, under the cooperation joint effect between the inboard of two chucking blocks and the front and back both sides of model piece, make the joint that the model piece is firm in the inside of draw-in groove to make the model piece realize quick dismantlement and the effect of installation.

Further, power component includes slider, axis of rotation and screw thread, and the inside of two spouts has a slider along fore-and-aft direction relative slip respectively, and the inboard of two sliders is provided with a chucking piece respectively, both ends side rotates between the inside front and back both sides with two spouts respectively around the axis of rotation and is connected, threaded connection between the middle part of the both ends outside respectively through a opposite direction's screw thread and a corresponding slider around the axis of rotation.

Under the threaded connection effect between the middle part of both ends outside respectively through a opposite direction's screw thread and a slider that corresponds around the axis of rotation, the effect of relative slip around the inside realization of two spouts is driven to two sliders through the rotation of axis of rotation, and the effect of relative slip is realized along the fore-and-aft direction to two chucking pieces along the slip of two spouts through the slip of two spouts.

Furthermore, the power assembly further comprises a first disc, the rear side of the first disc is fixedly connected with the front end of the rotating shaft, the first disc is located on the front side of the lower die, the first disc is driven to rotate under the action of external force, and the rotating shaft is driven to rotate through the rotation of the first disc.

Further, the disassembling unit further comprises a clamping groove and rubber blocks, the inner sides of the two clamping blocks are respectively provided with a clamping groove along the left and right direction, the inner parts of the two clamping grooves are respectively clamped with one rubber block, and the inner sides of the two rubber blocks are respectively connected with the front side and the rear side of the model block in a matched mode.

Realize the detachable effect to the block rubber under the effect of draw-in groove, increase the inboard frictional force of chucking piece through the block rubber to the cooperation joint between the inboard of messenger's chucking piece and the front and back both sides of model piece is more stable.

Further, still include round hole one, locating lever and round hole two, round hole one has been seted up to the front side of disc one, round hole one's inside has the locating lever along fore-and-aft direction sliding connection, round hole two has evenly been seted up along the circumferencial direction in the front side of bed die, and the round hole is two in the outside of axis of rotation, the cooperation joint between the rear end outside of locating lever and the inside side of round hole two.

The positioning rod slides under the action of the first round hole, and the positioning effect on one rotating position of the disc is realized under the action of matching clamping between the outer side of the rear end of the positioning rod and the inner side face of the second round hole.

Furthermore, the spring positioning device further comprises springs and a second disc, wherein the springs and the second disc are respectively provided with four springs, the lower ends of the four springs are respectively fixedly connected with the lower side of the inside of the positioning groove, and the lower end of the second disc is respectively connected with the inner side face of the corresponding positioning groove in a sliding mode through the upper end of one spring.

The second disc can slide up and down under the action of the spring, the buffer performance between the lower end of the positioning column and the lower end of the inner portion of the positioning groove is improved through the sliding of the second disc, and the service life between the positioning column and the positioning groove is prolonged.

Compared with the prior art, the utility model has the beneficial effects that: this high accuracy stamping die has following benefit:

1. the high-precision stamping die is provided with a first round hole, a positioning rod and a second round hole, the positioning rod is enabled to realize the sliding effect under the effect of the first round hole, and the positioning effect on one rotating position of a disc is realized under the matching clamping effect between the outer side of the rear end of the positioning rod and the inner side surface of the second round hole;

2. the high-precision stamping die is provided with a disassembling unit, two sliding blocks are driven to slide back and forth in two sliding grooves through the rotation of a rotating shaft, and two clamping blocks are driven to slide back and forth through the sliding of the two sliding grooves;

3. the power assembly drives the two clamping blocks to realize the effect of relative sliding along the front and back directions, and under the effect of matched clamping between the inner sides of the two clamping blocks and the front and back sides of the model block, the model block is firmly clamped in the clamping groove, so that the model block is quickly disassembled and installed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention.

In the figure: the device comprises a lower die 1, an upper grinding tool 2, a positioning column 3, a positioning groove 4, a feeding groove 5, a disassembling unit 6, a clamping groove 61, a model block 62, a sliding groove 63, a sliding block 64, a clamping block 65, a clamping groove 66, a rubber block 67, a rotating shaft 68, a screw 69, a first disc 610, a first round hole 7, a positioning rod 8, a second round hole 9, a spring 10 and a second disc 11.

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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-2, the present embodiment provides a technical solution: a high-precision stamping die comprises a lower die 1 and a disassembling unit 6;

a lower die 1: the upper side of the lower die 1 is connected with an upper die 2 in a matching way, a punch is arranged in the middle of the lower side of the upper die 2, four corners of the lower side of the upper die 2 are respectively provided with a positioning column 3, four corners of the upper side of the lower die 1 are respectively provided with a positioning groove 4, the positioning columns 3 are connected with the positioning grooves 4 in a matching way, and the middle of the upper side of the lower die 1 is provided with a feeding groove 5 along the left-right direction;

the disassembling unit 6: include draw-in groove 61, model block 62, spout 63, chucking block 65 and power component, draw-in groove 61 has been seted up at the middle part of feed chute 5, the inside of draw-in groove 61 is provided with model block 62, the mould type groove has been seted up to model block 62's upside, a spout 63 has been seted up respectively at both ends around the inside of bed die 1, communicate between the inner of two spouts 63 and the front and back both sides of draw-in groove 61, the inside of two spouts 63 is provided with power component respectively, power component's inboard is through the cooperation joint between the front and back both sides of a chucking block 65 and model block 62 respectively.

Under the cooperation linkage between reference column 3 and constant head tank 4, make and realize accurate complex effect between bed die 1 and the last grinding apparatus 2, drive two chucking blocks 65 through power component and realize the effect of relative slip along the fore-and-aft direction, under the cooperation joint effect between the inboard of two chucking blocks 65 and the front and back both sides of model block 62, make the joint that model block 62 is firm in the inside of draw-in groove 61, thereby make model block 62 realize quick dismantlement and the effect of installation.

The power assembly comprises sliding blocks 64, a rotating shaft 68 and threads 69, the sliding blocks 64 respectively slide in the front and back directions in the two sliding grooves 63, the clamping blocks 65 are respectively arranged on the inner sides of the two sliding blocks 64, the side faces of the front end and the back end of the rotating shaft 68 are respectively connected with the front side and the back side of the inner part of the two sliding grooves 63 in a rotating mode, and the outer sides of the front end and the back end of the rotating shaft 68 are respectively connected with the middle of the corresponding sliding block 64 through the threads 69 in the opposite direction in a threaded mode.

Under the effect of threaded connection between the outer sides of the front end and the rear end of the rotating shaft 68 and the middle of a corresponding sliding block 64 through threads 69 in opposite directions, the two sliding blocks 64 are driven to slide in the two sliding grooves 63 in a front-rear relative sliding manner through rotation of the rotating shaft 68, and the two clamping blocks 65 are driven to slide in the two sliding grooves 63 in a front-rear relative sliding manner.

The power assembly further comprises a first disk 610, the rear side of the first disk 610 is fixedly connected with the front end of the rotating shaft 68, and the first disk 610 is located at the front side of the lower die 1, so that the first disk 610 is driven to rotate under the action of external force, and the rotating shaft 68 is driven to rotate through the rotation of the first disk 610.

The disassembling unit 6 further comprises a clamping groove 66 and rubber blocks 67, the inner sides of the two clamping blocks 65 are respectively provided with the clamping groove 66 along the left and right direction, the inner parts of the two clamping grooves 66 are respectively clamped with the rubber blocks 67, and the inner sides of the two rubber blocks 67 are respectively connected with the front side and the rear side of the model block 62 in a matching manner.

The rubber block 67 can be detached under the action of the clamping groove 66, and the friction force on the inner side of the clamping block 65 is increased through the rubber block 67, so that the matching clamping between the inner side of the clamping block 65 and the front side and the rear side of the model block 62 is more stable.

Still include round hole one 7, locating lever 8 and round hole two 9, the front side of disc one 610 is opened and is equipped with round hole one 7, and the inside of round hole one 7 has locating lever 8 along fore-and-aft direction sliding connection, and round hole two 9 has evenly been seted up along the circumferencial direction in the front side of bed die 1, and round hole two 9 is located the outside of axis of rotation 68, and the cooperation joint between the inside side of the rear end outside of locating lever 8 and round hole two 9.

The positioning rod 8 slides under the action of the first round hole 7, and the positioning of the first rotating position 610 of the first disc is achieved under the action of matching clamping between the outer side of the rear end of the positioning rod 8 and the inner side face of the second round hole 9.

The spring type positioning device is characterized by further comprising four springs 10 and a second disc 11, the four springs 10 and the four second disc 11 are arranged respectively, the lower ends of the four springs 10 are fixedly connected with the lower side of the inside of the positioning groove 4 respectively, and the lower end of the second disc 11 is connected with the inner side face of the corresponding positioning groove 4 in a sliding mode through the upper end of one spring 10.

The second disc 11 slides up and down under the action of the spring 10, the buffering performance between the lower end of the positioning column 3 and the inner lower end of the positioning groove 4 is improved through the sliding of the second disc 11, and the service life of the positioning column and the positioning groove is prolonged.

The working principle of the high-precision stamping die provided by the utility model is as follows:

under the matching and connecting action between the positioning column 3 and the positioning groove 4, the lower die 1 and the upper die 2 are accurately matched, the first disc 610 is driven to rotate under the action of external force, the first disc 610 is driven to rotate, the rotating shaft 68 is driven to rotate, the outer sides of the front end and the rear end of the rotating shaft 68 are respectively connected with the middle part of a corresponding slide block 64 through threads 69 in opposite directions, the two slide blocks 64 are driven to slide in the two sliding grooves 63 in a front-back relative manner through the rotation of the rotating shaft 68, the two clamping blocks 65 are driven to slide in the front-back direction through the sliding of the two sliding grooves 63, under the matching and clamping action between the inner sides of the two clamping blocks 65 and the front side and the rear side of the model block 62, the model block 62 is stably clamped in the clamping groove 61, and the model block 62 is rapidly disassembled and installed, realize the detachable effect to block rubber 67 under the effect of draw-in groove 66, increase the inboard frictional force of chucking piece 65 through block rubber 67, thereby make the inboard cooperation joint between the front and back both sides of chucking piece 65 and model piece 62 more stable, make locating lever 8 realize gliding effect under the effect of round hole 7, under the cooperation joint effect between the rear end outside of locating lever 8 and the inside side of round hole two 9, the effect of the location of the first 610 slewing position of realization to disc, make two 11 realization gliding effects from top to bottom of disc under the effect of spring 10, the slip through two 11 of disc increases the buffer performance between the lower extreme of reference column 3 and the inside lower extreme of constant head tank 4, increase life between the two.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a high accuracy stamping die which characterized in that: comprises a lower die (1) and a dismounting unit (6);

lower mold (1): an upper grinding tool (2) is connected to the upper side in a matched mode, a punch is arranged in the middle of the lower side of the upper grinding tool (2), four corners of the lower side of the upper grinding tool (2) are respectively provided with a positioning column (3), four corners of the upper side of a lower die (1) are respectively provided with a positioning groove (4), the positioning columns (3) are connected with the positioning grooves (4) in a matched mode, and a feeding groove (5) is formed in the middle of the upper side of the lower die (1) in the left-right direction;

detaching unit (6): include draw-in groove (61), model block (62), spout (63), chucking block (65) and power component, draw-in groove (61) have been seted up at the middle part of feed chute (5), the inside of draw-in groove (61) is provided with model block (62), the mould groove has been seted up to the upside of model block (62), one spout (63) have been seted up respectively at both ends around the inside of bed die (1), communicate between the front and back both sides of the inner of two spouts (63) and draw-in groove (61), and the inside of two spouts (63) is provided with power component respectively, power component's inboard is cooperation joint between the front and back both sides through a chucking block (65) and model block (62) respectively.

2. A high precision press die as claimed in claim 1, wherein: the power assembly includes slider (64), axis of rotation (68) and screw thread (69), and the inside of two spout (63) has a slider (64) along fore-and-aft direction relative slip respectively, and the inboard of two slider (64) is provided with one chucking piece (65) respectively, the both ends side rotates between the inside front and back both sides with two spout (63) respectively around axis of rotation (68) and is connected, threaded connection between the middle part of the both ends outside respectively through screw thread (69) and a corresponding slider (64) of opposite direction around axis of rotation (68).

3. A high precision press die as claimed in claim 2, wherein: the power assembly further comprises a first disc (610), the rear side of the first disc (610) is fixedly connected with the front end of the rotating shaft (68), and the first disc (610) is located on the front side of the lower die (1).

4. A high precision press die as claimed in claim 1, wherein: the disassembling unit (6) further comprises a clamping groove (66) and rubber blocks (67), the inner sides of the two clamping blocks (65) are respectively provided with the clamping groove (66) along the left and right direction, the inner parts of the two clamping grooves (66) are respectively clamped with the rubber blocks (67), and the inner sides of the two rubber blocks (67) are respectively connected with the front side and the rear side of the model block (62) in a matched mode.

5. A high precision press die as claimed in claim 3, wherein: still include round hole one (7), locating lever (8) and round hole two (9), round hole one (7) have been opened to the front side of disc one (610), the inside of round hole one (7) has locating lever (8) along fore-and-aft direction sliding connection, round hole two (9) have evenly been seted up along the circumferencial direction to the front side of bed die (1), and round hole two (9) are located the outside of axis of rotation (68), the cooperation joint between the rear end outside of locating lever (8) and the inside side of round hole two (9).

6. A high precision press die as claimed in claim 1, wherein: still include spring (10) and disc (11), spring (10) and disc (11) are provided with four respectively, the lower extreme of four spring (10) respectively with the inside downside of constant head tank (4) between fixed connection, sliding connection between the inside side of the upper end of a spring (10) and a constant head tank (4) that corresponds is passed through respectively to the lower extreme of disc (11).