CN217941388U

CN217941388U - Die base for extrusion die

Info

Publication number: CN217941388U
Application number: CN202221057534.4U
Authority: CN
Inventors: 扈世亮; 张伟; 杜军; 朱守存; 张琳; 董恩昌
Original assignee: SHANDONG YANKUANG LIGHT ALLOY CO Ltd
Current assignee: SHANDONG YANKUANG LIGHT ALLOY CO Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-12-02
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a mould seat for extrusion die relates to extrusion die seat technical field, and the scheme of adoption is: be provided with mounting hole one in the mount pad, be provided with to the recess on the pore wall of mounting hole one, the movably inserted bar that is provided with of tank bottom of recess, the lower extreme of inserted bar is the catch end, evenly be provided with two at least locking grooves in the locking portion, be provided with the main connecting seat in the mounting hole one, the main connecting seat is used for connecting the mould, the main connecting seat is provided with the connecting lug, the inside fixed cover that is provided with of connecting lug, fixed cover upper end is fixed locking end, fixed locking end is horn column structure, movably the removal cover that is provided with in the fixed cover, evenly be provided with the locking hole on the section of thick bamboo wall on removal cover upper portion, be provided with the locking ball in the removal cover, the locking ball can pass through the locking hole, there is the connecting plate locking ball lower part butt, the connecting plate lower part is provided with the spring. The utility model discloses can prevent that mould and mould seat from being connected not hard up and leading to the mould to shift and influence the machining precision.

Description

Die base for extrusion die

Technical Field

The utility model relates to an extrusion die seat technical field especially relates to a die holder for extrusion die.

Background

In the extrusion manufacturing process of the section bar, an extrusion die is often used, and the required die is different when the structure and the size of the finished section bar are different; in the correlation technique, pass through the bolt fastening with the mould on the mould seat, the inventor discovers in practice that this kind of connected mode, mould and mould seat are connected and can take place to become flexible, lead to the mould to produce to rock the skew and set for the position, lead to extrusion's section bar size and shape all to appear the deviation, greatly influence the precision.

Therefore, in view of the current situation of the prior art, it is an urgent need to develop a die holder for an extrusion die.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies in the prior art, the utility model provides a mould seat for extrusion die can prevent that mould and mould seat from being connected not hard up and leading to the mould to shift and influence the machining precision.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a die seat for an extrusion die comprises a mounting seat, wherein a first mounting hole is formed in the mounting seat, at least two grooves are arranged on the wall of the first mounting hole, the axes of the grooves are vertical to the axis of the first mounting hole, a first jack is arranged at the bottom of the groove, an inserted bar is movably arranged in the first jack, a locking groove is arranged on the inserted bar, the upper end of the inserted link is connected with a clamping plate, a main connecting seat is arranged in the first mounting hole and is used for connecting a die, the main connecting seat is provided with a connecting lug which is of a hollow structure, the top of the connecting lug is provided with a fifth jack, a fixed sleeve is arranged in the connecting lug, the upper end of the fixed sleeve is a fixed locking end which is of a horn-shaped structure, the top of the fixed sleeve is provided with a second jack, a movable sleeve is movably arranged in the fixed sleeve, the top of the moving sleeve is provided with a third jack, the cylinder wall of the upper part of the moving sleeve is provided with a locking hole, locking balls are arranged in the movable sleeve and can pass through the locking holes, the number of the locking balls, the number of the locking holes and the number of the locking grooves are the same, the lower part of the locking ball is abutted with a connecting plate which is fixedly connected with the movable sleeve, the connecting plate is provided with a jack IV, the lower part of the connecting plate is provided with a spring, when the movable sleeve is positioned at the upper limit of the stroke, the locking ball can be correspondingly clamped in the locking groove under the constraint action of the inner wall of the fixed locking end and the connecting plate, when the movable sleeve is positioned at the lower limit of the stroke, the locking balls can pass through the corresponding locking holes, and the locking grooves are positioned in the fixed locking ends. Can realize the locking to the inserted bar through the cooperation of fixed cover, locking ball, connecting plate, removal cover and inserted bar, realize the firm connection of mould seat and main connecting piece, effectively prevent to connect not hard up to lead to the mould to shift when using in vertical plane and influence the machining precision.

Furthermore, the lower end of the inserted link is a pushing end, the upper portion of the pushing end is a locking portion, the locking portion is provided with the locking groove, the pushing end is needle-point-shaped, and when the movable sleeve is located under the stroke for limiting, the pushing end can push the locking ball out of the corresponding locking hole. The locking ball can be conveniently pushed out from the locking hole by reducing the contact surface with the locking ball and increasing the pressure on the locking ball, and the locking ball can be conveniently pushed out.

Furthermore, the locking groove is a C-shaped groove. The contact area between the locking ball and the inserted rod can be increased, and the locking effect is improved.

Furthermore, the outer wall of the mounting seat is provided with a placing hole, the placing hole is coaxial with the jack I, the clamping plate is movably arranged in the placing hole, and the top of the clamping plate is provided with a handle. Can set up the cardboard in the mould seat, prevent to collide with and cause the damage.

Furthermore, the upper end of the movable sleeve is a movable locking end, and the movable locking end is of a horn-shaped structure. The movable sleeve can be prevented from being impacted with the fixed sleeve to cause deformation when moving upwards, and the service life of the movable sleeve is prevented from being influenced.

Furthermore, the outer wall of the movable sleeve is provided with a limiting block, the inner wall of the fixed sleeve is provided with a sliding groove, and the limiting block can slide in the sliding groove. The spring can be prevented from being excessively compressed to influence the service life of the spring, and the stroke of the push inserted rod can be shortened to improve the installation efficiency.

Further, a second mounting hole is formed in the main connecting seat, a second sub-connecting seat is arranged in the second mounting hole, the second mounting hole is a special-shaped hole, the second mounting hole is matched with the second sub-connecting seat in shape, and the second sub-connecting seat is used for being connected with a die. The mould and the auxiliary connecting seat can be prevented from rotating relatively, and the position precision of the mould is ensured.

Furthermore, a screw hole is formed in the mounting seat and used for being connected with a workbench of the machining equipment.

Furthermore, the diameter of the third insertion hole is d3, the diameter of the locking ball is d1, the maximum diameter of the insertion rod is d2, and d2< d3< d1. The locking ball is prevented from falling off from the movable sleeve.

According to the technical scheme, the utility model has the advantages of it is following:

the scheme provides a die holder for an extrusion die, which realizes locking of an inserted rod through the matching of a fixed sleeve, a locking ball, a connecting plate, a movable sleeve and the inserted rod, realizes firm connection of the die holder and a main connecting piece and further realizes firm connection with the die, and effectively prevents the die from shifting to influence the processing precision when the die is used in a vertical plane due to loose connection; the locking ball can be conveniently pushed out of the locking hole through the needle-point-shaped pushing end, so that the operation convenience is improved; the limiting block and the sliding groove can prevent the spring from being excessively compressed to influence the service life of the spring, shorten the stroke of pushing the inserted rod and improve the installation efficiency; the special-shaped hole on the main connecting seat is connected with the auxiliary connecting seat to prevent the die from rotating when in use.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an assembly diagram of the mounting seat and the main connecting seat according to the embodiment of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a mounting seat according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a fixing sleeve according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a movable sleeve according to an embodiment of the present invention.

Fig. 7 is an assembly diagram of the insert rod and the clip plate according to the embodiment of the present invention.

In the figure, 1, a mounting seat, 2, an auxiliary connecting seat, 3, a main connecting seat, 4, a mounting hole I, 5, a groove, 6, a connecting lug, 7, a fixing sleeve, 8, a moving sleeve, 9, a connecting plate, 10, a locking hole, 11, a locking ball, 12, a placing hole, 13, a clamping plate, 14, an inserting rod, 15, a locking groove, 16, a fixing locking end, 17, a pushing end, 18, a moving locking end, 19, a spring, 20, a sliding groove, 21, a jack II, 22, a limiting block, 23, a jack III, 24, a jack IV, 27, a handle, 28 and a mounting hole II.

Detailed Description

In order to make the objects, features and advantages of the present invention more apparent and understandable, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. 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 scope of protection of this patent.

As shown in fig. 1 to 7, the utility model provides a die holder for an extrusion die, which comprises a mounting seat 1, a main connecting seat 3 and an auxiliary connecting seat 2; the mounting seat 1 is provided with a screw hole, the screw hole is used for being connected with a workbench of processing equipment, a mounting hole I4 is arranged in the mounting seat 1, in the specific embodiment, the mounting hole I4 is a square hole, at least two grooves 5 are arranged on the hole wall of the mounting hole I4, the axis of each groove 5 is perpendicular to the axis of the mounting hole I4, in the specific embodiment, four grooves 5 are arranged, a first insertion hole is formed in the bottom of each groove 5, an insertion rod 14 is movably arranged in each first insertion hole, the lower end of each insertion rod 14 is a pushing end 17, each pushing end 17 is in a needle point shape, the upper portion of each pushing end 17 is a locking portion, at least two locking grooves 15 are uniformly arranged on each locking portion, each locking groove 15 is a C-shaped groove, each locking groove 15 can be attached to a locking ball 11, a clamping plate 13 is connected to the upper end of each insertion rod 14, the diameter of each clamping plate 13 is larger than that of each first insertion hole I, a placing hole 12 is formed in the outer wall of the mounting seat 1, the placing hole 12 is coaxial with the first insertion holes, the clamping plates 13 are movably arranged in the placing hole 12, and handles 27 are arranged at the tops of the clamping plates 13; a main connecting seat 3 is arranged in the first mounting hole 4, the main connecting seat 3 is used for connecting a die, the main connecting seat 3 is provided with a connecting lug 6, in the embodiment, four connecting lugs 6 are arranged, the connecting lugs 6 can be mounted in the grooves 5, the connecting lugs 6 are of a hollow structure, the top of each connecting lug 6 is provided with a fifth insertion hole, and the inserted rod 14 can move in the fifth insertion hole; a fixing sleeve 7 is arranged inside the connecting convex block 6, the upper end of the fixing sleeve 7 is a fixing locking end 16, the fixing locking end 16 is of a horn-shaped structure, a second insertion hole 21 is formed in the top of the fixing sleeve 7, and the insertion rod 14 can move in the second insertion hole 21; a movable sleeve 8 is movably arranged in the fixed sleeve 7, the top of the movable sleeve 8 is provided with a third jack 23, an inserted link 14 can move in the third jack 23, the upper end of the movable sleeve 8 is a movable locking end 18, the movable locking end 18 is of a horn-shaped structure, the outer wall of the movable sleeve 8 is relatively provided with two limit blocks 22, the inner wall of the fixed sleeve 7 is correspondingly provided with a chute 20, the limit blocks 22 can slide in the chute 20, the wall of the movable locking end 18 is uniformly provided with locking holes 10, a locking ball 11 is arranged in the movable locking end 18, the locking ball 11 can pass through the locking holes 10, the lower part of the locking ball 11 is abutted against a connecting plate 9, the connecting plate 9 is in interference fit with the movable sleeve 8, a fourth jack 24 is arranged on the connecting plate 9, a pushing end 17 can move in the fourth jack 24, the lower part of the connecting plate 9 is provided with a spring 19, the lower end of the spring 19 is arranged at the bottom of a cavity of a connecting lug 6, the inner diameter of the movable sleeve 8 is d, the diameter of the locking ball 11 is d1, the pushing end 17 is d2, the maximum diameter of the pushing end 17 is d < d2, and d < d2 can be ensured that the locking ball 11 can pass through the pushing effect of the pushing end 17; the number of the locking balls 11, the number of the locking holes 10, and the number of the locking grooves 15 are the same, and in the present embodiment, the number is four; when the movable sleeve 8 is positioned at the upper limit of the stroke, the locking balls 11 can be correspondingly clamped in the locking grooves 15 under the constraint action of the inner wall of the fixed locking end 16 and the connecting plate 9, when the movable sleeve 8 is positioned at the lower limit of the stroke, the pushing end 17 can push the locking balls 11 out of the corresponding locking holes 10, and at the moment, the locking grooves 15 are opposite to the fixed locking end 16; a second mounting hole 28 is formed in the main connecting seat 3, the secondary connecting seat 2 is arranged in the second mounting hole 28, the second mounting hole 28 is a special-shaped hole, the second mounting hole 28 is matched with the secondary connecting seat 2 in shape, and the secondary connecting seat 2 is used for being connected with a die; the diameter of the third insertion hole 23 is d3, d2< d3< d1, so that the locking ball 11 can be prevented from falling off from the movable sleeve 8.

The locking process of the die seat for the extrusion die comprises the following steps:

firstly, four connecting convex blocks 6 of a main connecting seat 3 are placed in corresponding grooves 5, an inserted link 14 sequentially penetrates through a placing hole 12, a first inserting hole, a fifth inserting hole, a second inserting hole 21 and a third inserting hole 23 to a movable sleeve 8, at the moment, the top of the movable sleeve 8 is attached to the top of a fixed sleeve 7, the movable sleeve 8 is positioned at the upper limit of the stroke, and two locking balls 11 are abutted against each other and abutted against a fixed locking end 16 of the fixed sleeve 7; the insertion rod 14 is inserted continuously, and because the two ends are limited by the fixed locking end 16 and do not move relatively, the insertion rod 14 applies downward pressure to the locking ball 11 to push the movable sleeve 8 to move, and the spring 19 is compressed; when the movable sleeve 8 moves to the position where the limiting block 22 is located at the lower end of the sliding groove 20, that is, the movable sleeve 8 is located at the lower limiting position of the stroke, the movable sleeve 8 cannot move continuously, and then the inserted link 14 is inserted continuously, because the locking ball 11 moves out of the fixed locking end 16 and is not limited at this time, the movable sleeve moves towards the two sides under the action of the inserted link 14, the inserted link 14 loses the acting force on the locking ball 11, the movable sleeve 8 moves upwards under the action of the spring 19 to drive the locking ball 11 to move upwards, when the locking ball 11 enters the fixed locking end 16 and is limited by the inclined surface of the fixed locking end, the locking ball moves inwards and is clamped into the locking groove 15 of the inserted link 14, the movement of the inserted link 14 is limited, the locking of the inserted link 14 is achieved, and the clamping plate 13 is attached to the bottom surface of the placing hole 12 at this time.

It can be seen from the above detailed description that the present invention has the following beneficial effects:

1. the insertion rod 14 is locked through the matching of the fixed sleeve 7, the locking ball 11, the connecting plate 9, the moving sleeve 8 and the insertion rod 14, so that the die seat is firmly connected with the main connecting seat 3, the die is firmly connected with the die, and the phenomenon that the die is displaced when used in a vertical plane due to loose connection to influence the processing precision is effectively prevented;

2. the locking ball 11 can be conveniently pushed out of the locking hole 10 through the needle-point-shaped pushing end 17, so that the operation convenience is improved;

3. the limiting block 22 and the sliding groove 20 can prevent the spring 19 from being excessively compressed to influence the service life of the spring, shorten the stroke of pushing the inserted rod 14 and improve the installation efficiency;

4. the special-shaped hole on the main connecting seat 3 is connected with the auxiliary connecting seat 2 to prevent the mould from rotating when in use;

5. through setting up and placing hole 12, can set up cardboard 13 in the mould seat, prevent to collide with and cause the damage.

The terms "upper" and "lower" in the description and claims of the present invention and the above-described drawings, "outer" and "inner" and the like (if any) are used to distinguish relative relationships in position, without necessarily being qualitative. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

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.

Claims

1. The die holder for the extrusion die is characterized by comprising a mounting seat (1), wherein a first mounting hole (4) is formed in the mounting seat (1), at least two grooves (5) are formed in the hole wall of the first mounting hole (4), the axis of each groove (5) is perpendicular to the axis of the first mounting hole (4), a first insertion hole is formed in the bottom of each groove (5), an insertion rod (14) is movably arranged in the first insertion hole, a locking groove (15) is formed in the insertion rod (14), a clamping plate (13) is connected to the upper end of the insertion rod (14), a main connecting seat (3) is arranged in the first mounting hole (4), the main connecting seat (3) is used for connecting the die, a connecting convex block (6) is arranged on the main connecting seat (3), the connecting convex block (6) is of a hollow structure, a fifth insertion hole is formed in the top of the connecting convex block (6), a fixed sleeve (7) is arranged in the connecting convex block (6), a fixed locking end (16) is arranged at the upper end of the fixed sleeve (7), a horn-shaped structure is arranged at the top of the fixed locking end (16), a second locking hole (7) is arranged at the top of the movable sleeve (7), a movable sleeve (8) is arranged on the top of a movable sleeve (8) arranged on the movable sleeve, and a third insertion hole is arranged on the top of the movable sleeve (8), be provided with locking ball (11) in moving cover (8), locking ball (11) can pass through locking hole (10), locking ball (11) quantity locking hole (10) quantity with the quantity in locking groove (15) is all the same, locking ball (11) lower part butt has connected connecting plate (9), connecting plate (9) with moving cover (8) fixed connection, be provided with jack four (24) on connecting plate (9), connecting plate (9) lower part is provided with spring (19), works as when moving cover (8) is located the stroke spacing, locking ball (11) can be in fixed locking end (16) inner wall with correspond the card under connecting plate (9) the restraint effect in locking groove (15), works as when moving cover (8) is located stroke spacing down, locking ball (11) can follow the correspondence in locking hole (10) pass through, locking groove (15) are located in fixed locking end (16).

2. The die holder for the extrusion die as set forth in claim 1, wherein the lower end of the insert rod (14) is a pushing end (17), the upper portion of the pushing end (17) is a locking portion provided with the locking groove (15), the pushing end (17) is needle-point shaped, and when the moving sleeve (8) is located at the stroke lower limit, the pushing end (17) can push the locking ball (11) out of the corresponding locking hole (10).

3. The die holder for extrusion dies according to claim 2, characterized in that the locking groove (15) is a C-shaped groove.

4. The die holder for extrusion dies according to claim 3, characterized in that the mounting seat (1) is provided with a placing hole (12) on the outer wall, the placing hole (12) is coaxial with the insertion hole, the clamping plate (13) is movably arranged in the placing hole (12), and the top of the clamping plate (13) is provided with a handle (27).

5. The die holder for extrusion dies according to claim 1, characterized in that the upper end of the moving sleeve (8) is a moving locking end (18), and the moving locking end (18) is a horn-shaped structure.

6. The die holder for extrusion dies according to claim 1, characterized in that the outer wall of the moving sleeve (8) is provided with a stopper (22), the inner wall of the fixed sleeve (7) is provided with a sliding groove (20), and the stopper (22) can slide in the sliding groove (20).

7. The die holder for the extrusion die according to claim 1, wherein the main connecting holder (3) is provided with a second mounting hole (28), the second mounting hole (28) is a shaped hole, the second mounting hole (28) is provided with a secondary connecting holder (2), the second mounting hole (28) is matched with the secondary connecting holder (2) in shape, and the secondary connecting holder (2) is used for connecting with the die.

8. The die holder for the extrusion die as set forth in claim 1, wherein the mounting seat (1) is provided with a screw hole for connection with a table of a processing apparatus.

9. The die holder for extrusion die according to claim 1, wherein the diameter of the insertion hole three (23) is d3, the diameter of the locking ball (11) is d1, the maximum diameter of the insertion rod (14) is d2, and d2< d3< d1.