CN210497943U

CN210497943U - Square die sinking mechanism

Info

Publication number: CN210497943U
Application number: CN201920862762.0U
Authority: CN
Inventors: 沈信延; 周剑管; 张琳; 时佩林; 高翔
Original assignee: Zhejiang Beumo Automation Equipment Co ltd
Current assignee: Zhejiang Beumo Automation Equipment Co ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-05-12
Anticipated expiration: 2029-06-10

Abstract

The utility model provides a square die sinking mechanism, including the mould section of thick bamboo, be equipped with square mould jar groove in the mould section of thick bamboo, slidable mounting has a pair of mould jar in square mould jar groove, the mould jar is connected with the assembly of loosing core respectively, rear end at the mould section of thick bamboo is connected with lower mould subassembly, the assembly of loosing core runs through lower mould subassembly, setting through square mould jar groove and mould jar, can make the direction more steady, improve the stationarity of mould jar when the motion, improve this die sinking mechanism's life, at the during operation, the clamping force of square mould jar is stronger, make the product burr volume of production still less, and the material is saved improves production efficiency.

Description

Square die sinking mechanism

Technical Field

The utility model relates to a mechanical equipment technical field specifically, relates to a square die sinking mechanism.

Background

With the advance of society and the development of science and technology, the mechanical industry puts forward a new mechanical strength requirement on mechanical parts, and improves the mechanical strength of the mechanical parts. The red punching process applied by the red punching furnace is one of effective methods for improving the mechanical properties of parts by changing the processing method, is actually a hot extrusion process, has good development prospect, and is generally applied.

The red punching process is carried out by heating brass or iron bar to red, putting into hot punching mould of punching machine, and extrusion forming. In a common production process, an operator is required to clamp a heated brass bar or iron bar and other workpieces to a punch press for processing.

At present, the mould jar of the die sinking mechanism on the market is the round platform shape, and the die sinking mechanism of round platform shape is when the stripping, because the mould jar lateral wall is convex, and the direction of motion of mould jar does not have spacingly, leads to the direction slider on the mould jar to take place to damage easily, leads to die sinking mechanism to the mould jar of round platform shape produces a large amount of burrs more easily when producing the part, has increaseed the processing cost of later stage to the part.

Disclosure of Invention

Not enough more than, the utility model aims to solve the technical problem that a direction die sinking mechanism is provided for improve the quality of the product of production, improve the practical longevity face of mould.

In order to solve the technical problems, the utility model adopts the technical proposal that,

the square mold opening mechanism comprises a mold cylinder, wherein a square mold cylinder groove is formed in the mold cylinder, a pair of mold cylinders are arranged in the square mold cylinder groove in a sliding mode, the mold cylinders are respectively connected with a core pulling assembly, a lower mold component is connected to the rear end of the mold cylinder, and the core pulling assembly penetrates through the lower mold component.

When adopting above technical scheme, the utility model discloses still further adopt or make up and adopted following technical scheme.

The outer side of each die cylinder is fixedly connected with a guide sliding block, the die cylinder sliding blocks are arranged on the joint surfaces of the two die cylinders, correspondingly, a guide sliding groove and a die cylinder sliding groove are arranged in the square die cylinder groove, the guide sliding blocks are arranged in the guide sliding grooves in a sliding mode, and the die cylinder sliding blocks are arranged in the die cylinder sliding grooves in a sliding mode.

The die cylinder comprises a cylinder body rear end face and a joint side face, the guide sliding block is fixedly installed on the cylinder body rear end face, a die cylinder sliding block installation groove is formed in the joint side face, a die cylinder sliding block installation hole is formed after adjacent die cylinders are jointed, and the die cylinder sliding block is installed in the die cylinder sliding block installation hole.

The rear end surface of the cylinder body inclines relative to the axis of the core-pulling assembly, the joint side surface is parallel to the axis of the core-pulling assembly, in some preferred modes, the angle between the rear end surface of the cylinder body and the axis of the core-pulling assembly is 5-15 degrees, preferably, the axis of the core-pulling assembly and the joint surface of the die cylinder are in the same plane, when the mold is in operation, the movement direction of the core-pulling assembly is consistent with the axial direction of the core-pulling assembly, when the core-pulling assembly pushes the mold cylinder out of the mold cylinder, because a certain angle is formed between the rear end surface of the cylinder body and the axis of the core pulling assembly, when the mold cylinders move outwards, the distance between two adjacent mold cylinders is increased, the die cavity in the die cylinder is enlarged, so that the workpiece in the die cavity is taken out, and as the joint side surface is parallel to the axis of the core-pulling assembly, when the mold cylinder moves, the motion direction of the mold cylinder is limited, so that the mold cylinder does not shake during demolding.

The square die cylinder groove comprises a rear end attaching surface and a parting attaching surface, the rear end attaching surface is parallel to the rear end face of the cylinder body, a guide chute is arranged in the rear end attaching surface, the parting attaching surface is parallel to the side face of the joint, an inclined guide groove is arranged in the parting attaching surface, the die cylinder chute is fixedly connected in the inclined guide groove, the die cylinder chute is arranged in the inclined guide groove, when the die cylinder moves outwards, the die cylinder slide block moves outwards along the direction of the die cylinder chute, so that when a die is demolded, the die cylinder slide block and the die cylinder are separated from each other, and workpieces in the die cavity can be taken conveniently.

The inclination angle of mould jar slider mounting groove and oblique guide slot is unanimous, prevents to install and takes place to interfere between the mould jar slider on the mould jar and the mould jar spout, guarantees that the mould jar slider can carry out relative slip in the mould jar spout.

Lower mould subassembly includes the material returned baffle, lower mould section of thick bamboo adapter sleeve and lower mould section of thick bamboo, the material returned baffle is connected with the mould section of thick bamboo, lower mould section of thick bamboo adapter sleeve is connected with the material returned board, lower mould section of thick bamboo fixed mounting is on lower mould section of thick bamboo adapter sleeve, fixed mounting has the drift dog on lower mould section of thick bamboo, fixed mounting has drift elasticity dog in the drift dog, in some preferred modes, the terminal surface salient of drift elasticity dog is in the terminal surface of drift dog, it is spacing to carry out elasticity through drift elasticity dog to the stop nut on the assembly of loosing core, prevent to loose core when the assembly moves to the overtravel position and take place strong collision with the drift dog, improve this mold opening.

The core pulling assembly comprises a core pulling assembly and a mold cylinder pull rod, the core pulling assembly is connected with the mold cylinder, the mold cylinder pull rod is connected with the core pulling assembly, and a limit stop is arranged outside the core pulling assembly in a sleeved mode.

The core shaft assembly comprises a core pulling shaft and a core pushing sleeve, one end of the core pulling shaft is fixedly connected with the mold cylinder, the other end of the core pulling shaft is fixedly connected with a mold cylinder pull rod, the core pushing sleeve is arranged on the outer side of the core pulling shaft in a sleeved mode and comprises a shaft portion and a pushing portion, the shaft portion is arranged on the outer side of the core pulling shaft in a sleeved mode, and the pushing portion is connected with the mold cylinder.

The mandrel component further comprises a sleeve, and the sleeve is fixedly arranged on the drawing mandrel.

Two sides of the lower die cylinder connecting sleeve are provided with symmetrical observation windows.

The beneficial effects of the utility model are that, (1) through setting up the mould jar into squarely, can be so that the direction is more steady, improves the stationarity of mould jar when the motion, improves this die opening mechanism's life.

(2) Through setting up the mould jar into squarely for the clamping force of mould jar is stronger, makes the product burr volume of production still less, and material saving improves production efficiency.

(3) Through setting up the mould jar spout in oblique guide slot for when the mould jar outwards moved, the mould jar slider outwards moved along the direction of mould jar spout, thereby makes when the drawing of patterns, and mould jar slider breaks away from each other with the mould jar, is convenient for take the work piece in the die cavity.

Drawings

Fig. 1 is a side view of the present invention.

FIG. 2 is a sectional view taken along line B-B of FIG. 1 according to an embodiment.

FIG. 3 is a sectional view taken along line B-B of FIG. 1 according to the second embodiment.

Fig. 4 is a schematic structural view after the mold cylinder is hidden.

Reference numerals: the core-pulling mechanism comprises a die cylinder 1, a square die cylinder groove 2, a die cylinder 3, a core-pulling assembly 4, a lower die component 5, a guide slide block 6, a die cylinder slide block 7, a guide slide groove 8, a die cylinder slide groove 9, a cylinder body rear end face 10, a joint side face 11, a die cylinder slide block mounting groove 12, a die cylinder slide block mounting hole 13, a rear end binding face 14, a parting binding face 15, an inclined guide groove 16, a material returning baffle 17, a lower die cylinder connecting sleeve 18, a lower die cylinder 19, a punch stop 20, a punch elastic stop 21, a core-pulling component 22, a die cylinder pull rod 23, a limit stop 24, a core-pulling shaft 25, a core-pushing sleeve 26, a shaft part 27, a pushing part 28, an observation window 29.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example one

The utility model provides a square die sinking mechanism, including a mould section of thick bamboo 1, be equipped with square cylinder groove 2 in a mould section of thick bamboo 1, slidable mounting has a pair of mould jar 3 in square cylinder groove 2, mould jar 3 is connected with assembly 4 of loosing core respectively, rear end at a mould section of thick bamboo 1 is connected with lower mould subassembly 5, it runs through lower mould subassembly 5 to loose core assembly 4, setting through square cylinder groove 2 and mould jar 3, can make the direction more steady, improve the stationarity of mould jar 3 when the motion, improve this die sinking mechanism's life, at the during operation, square mould jar 3's locking die power is stronger, make the product burr volume of production still less, and therefore, the material is saved, and the production efficiency is improved.

The outer side of the die cylinder 3 is fixedly connected with a guide slide block 6, the joint surface of the two die cylinders is provided with a die cylinder slide block 7, correspondingly, a guide chute 8 and a die cylinder chute 9 are arranged in the square die cylinder groove 2, the guide slide block 6 is slidably arranged in the guide chute 8, and the die cylinder slide block 7 is slidably arranged in the die cylinder chute 9.

The die cylinders 3 comprise cylinder body rear end faces 10 and joint side faces 11, the guide sliding blocks 7 are fixedly installed on the cylinder body rear end faces 10, die cylinder sliding block installation grooves 12 are formed in the joint side faces 11, die cylinder sliding block installation holes 13 are formed after the adjacent die cylinders 3 are jointed, the die cylinder sliding blocks 7 are installed in the die cylinder sliding block installation holes 13, and the die cylinder sliding blocks 7 are moved out of the die cylinder sliding block installation holes 13 during demolding.

The rear end face 10 of the cylinder body inclines relative to the axis of the core-pulling assembly 4, the joint side face 11 is parallel to the axis of the core-pulling assembly, in some preferred modes, the angle between the rear end face 10 of the cylinder body and the axis of the core-pulling assembly 4 is 5-15 degrees, preferably, the axis of the core-pulling assembly 4 and the joint face of the mold cylinder 3 are in the same plane, when the core-pulling assembly 4 works, the moving direction of the core-pulling assembly 4 is consistent with the axis direction of the core-pulling assembly 4, when the mold cylinder top 3 is taken out of the mold cylinder 1 by the core-pulling assembly 4, because a certain angle exists between the rear end face 10 of the cylinder body and the axis of the core-pulling assembly 4, when the mold cylinder 3 moves outwards, the distance between two adjacent mold cylinders 3 is increased, so that the mold cavity in the mold cylinder 3 is increased, and therefore, a workpiece in the mold cavity is taken out, because the joint side face 11 is parallel to the axis of, so that the die cylinder 3 does not shake during demoulding, thereby improving the guiding stability of the die cylinder 3.

Square die cylinder groove 2 includes rear end binding face 14 and parting binding face 15, rear end binding face 14 is parallel with 10 faces in the cylinder body rear end, be equipped with direction spout 8 in rear end binding face 14, parting binding face 15 is parallel with joint side 11, be equipped with oblique guide slot 16 in parting binding face 15, die cylinder spout 9 fixed connection is in oblique guide slot 16, through setting up die cylinder spout 9 in oblique guide slot 16, when making die cylinder 3 the outward movement, die cylinder slider 7 is along the direction of die cylinder spout 9 outward movement, thereby make when the drawing of patterns, die cylinder slider 7 breaks away from each other with die cylinder 3, be convenient for take the work piece in the type intracavity.

The inclination angle of the die cylinder slide block mounting groove 12 is consistent with that of the inclined guide groove 16, so that the die cylinder slide block 7 mounted on the die cylinder 3 is prevented from interfering with the die cylinder sliding groove 9, and the die cylinder slide block 7 can slide relatively in the die cylinder sliding groove 9.

Lower mould subassembly 5 is including material returned baffle 17, lower mould section of thick bamboo adapter sleeve 18 and lower mould section of thick bamboo 19, material returned baffle 17 is connected with mould section of thick bamboo 1, lower mould section of thick bamboo adapter sleeve 18 is connected with material returned board 17, lower mould section of thick bamboo 19 fixed mounting is on lower mould section of thick bamboo adapter sleeve 18, fixed mounting has drift dog 20 on lower mould section of thick bamboo 19, fixed mounting has drift elasticity dog 21 in drift dog 20, in some preferred modes, the terminal surface salient of drift elasticity dog 21 is in the terminal surface of drift dog 20, carry out elasticity spacing through drift elasticity dog 21 to the spacing nut 31 on the assembly of loosing core, prevent to loose core when assembly 4 removes to the overtravel position with drift dog 20 and take place strong collision, improve this mold opening mechanism's practical life.

The core pulling assembly 4 comprises a core pulling assembly 22 and a die cylinder pull rod 23, the core pulling assembly 22 is connected with a die cylinder 3, the die cylinder pull rod 23 is connected with the core pulling assembly 22, a limit stop 24 is sleeved outside the core pulling assembly 22, the core pulling assembly 22 is prevented from being pulled to an over-travel position through the setting of the limit stop 24, the core pulling assembly is prevented from being damaged by pulling, in some preferred modes, a limit nut 31 is sleeved outside the die cylinder pull rod 23, the core pulling assembly 22 is prevented from ejecting the die cylinder 3 in the whole outer side of a square die cylinder groove 2, and the die cylinder 3 cannot return.

The mandrel component 22 comprises a core pulling mandrel 25 and a core pushing sleeve 26, one end of the core pulling mandrel 25 is fixedly connected with the mold cylinder 3, the other end of the core pulling mandrel 25 is fixedly connected with a mold cylinder pull rod 23, the core pushing sleeve 26 is sleeved on the outer side of the core pulling mandrel 25, the core pushing sleeve 26 comprises a shaft portion 27 and a pushing portion 28, the shaft portion 27 is sleeved on the outer side of the core pulling mandrel 25, and the pushing portion 28 is connected with the mold cylinder 3.

Symmetrical observation windows 29 are arranged on two sides of the lower die cylinder connecting sleeve 18, so that workers can observe the working condition of the die sinking mechanism through the observation windows 29 conveniently, and can assemble the workpieces in the lower connecting sleeve 18 conveniently through the observation windows 29.

Example two

The difference between the present embodiment and the first embodiment is: the mandrel assembly 22 further comprises a sleeve 30, the sleeve 30 is fixedly mounted on the drawing mandrel 25, when a smaller part needs to be machined, the mold cavity in the mold cylinder 2 is smaller, and the drawing mandrel 25 needs to be connected with the mold cavity through the sleeve 30.

The rest of the structure is referred to the first embodiment.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a square die sinking mechanism, its characterized in that includes a mould section of thick bamboo (1), is equipped with square cylinder groove (2) in a mould section of thick bamboo (1), and slidable mounting has a pair of mould jar (3) in square cylinder groove (2), and mould jar (3) are connected with assembly (4) of loosing core respectively, are connected with lower mould subassembly (5) at the rear end of a mould section of thick bamboo (1), and assembly (4) of loosing core runs through lower mould subassembly (5).

2. A square opening mechanism according to claim 1, characterized in that a guiding slide block (6) is fixedly connected to the outer side of the mold cylinders (3), a mold cylinder slide block (7) is mounted on the joint surface of the two mold cylinders (3), correspondingly, a guiding chute (8) and a mold cylinder chute (9) are arranged in the square mold cylinder groove (2), the guiding slide block (6) is slidably mounted in the guiding chute (8), and the mold cylinder slide block (7) is slidably mounted in the mold cylinder chute (9).

3. A square mould opening mechanism according to claim 2, characterised in that the mould cylinders (3) comprise a cylinder body rear end surface (10) and a joint side surface (11), the guide slider (6) is fixedly arranged on the cylinder body rear end surface (10), a mould cylinder slider mounting groove (12) is arranged on the joint side surface (11), a mould cylinder slider mounting hole (13) is formed after the adjacent mould cylinders (3) are jointed, and the mould cylinder slider (7) is arranged in the mould cylinder slider mounting hole (13).

4. A square opening-die mechanism according to claim 3, characterized in that the rear end surface (10) of the cylinder body is inclined with respect to the axis of the core-pulling assembly (4), and the engaging side surface (11) is parallel with respect to the axis of the core-pulling assembly (4).

5. A square mould opening mechanism according to claim 4, characterized in that the square mould groove (2) comprises a rear end abutting surface (14) and a parting abutting surface (15), the rear end abutting surface (14) is parallel to the rear end surface (10) of the cylinder body, a guide chute (8) is arranged in the rear end abutting surface (14), the parting abutting surface (15) is parallel to the joint side surface (11), an inclined guide groove (16) is arranged in the parting abutting surface (15), and the mould chute (9) is fixedly connected in the inclined guide groove (16).

6. The square mold opening mechanism according to claim 1, wherein the lower mold assembly (5) comprises a material returning baffle (17), a lower mold cylinder connecting sleeve (18) and a lower mold cylinder (19), the material returning baffle (17) is connected with the mold cylinder (1), the lower mold cylinder connecting sleeve (18) is connected with the material returning plate, the lower mold cylinder (19) is fixedly arranged on the lower mold cylinder connecting sleeve (18), a punch block (20) is fixedly arranged on the lower mold cylinder (19), and a punch elastic block (21) is fixedly arranged in the punch block (20).

7. The square mold opening mechanism according to claim 1, wherein the core pulling assembly (4) comprises a core pulling assembly (22) and a mold cylinder pull rod (23), the core pulling assembly (22) is connected with the mold cylinder (3), the mold cylinder pull rod (23) is connected with the core pulling assembly (22), and a limit stop (24) is sleeved outside the core pulling assembly (22).

8. The square mold opening mechanism according to claim 7, wherein the mandrel assembly comprises a core pulling shaft (25) and a core pushing sleeve (26), one end of the core pulling shaft (25) is fixedly connected with the mold cylinder (3), the other end of the core pulling shaft (25) is fixedly connected with the mold cylinder pull rod (23), the core pushing sleeve (26) is sleeved on the outer side of the core pulling shaft (25), the core pushing sleeve (26) comprises a shaft portion (27) and a pushing portion (28), the shaft portion (27) is sleeved on the outer side of the core pulling shaft (25), and the pushing portion (28) is connected with the mold cylinder (3).

9. A square opening die mechanism according to claim 8, characterised in that the mandrel assembly further comprises a sleeve (30), the sleeve (30) being fixedly mounted on the extraction mandrel (25).

10. A square mould opening mechanism according to claim 7, characterised in that symmetrical observation windows (29) are provided on both sides of the lower mould cylinder connecting sleeve (18).