CN210411966U

CN210411966U - Cold extrusion tool convenient for discharging

Info

Publication number: CN210411966U
Application number: CN201920970751.4U
Authority: CN
Inventors: 王正艳; 殷楚; 黄德昌; 李波
Original assignee: Yichang Hongke Technology Service Co Ltd
Current assignee: Yichang Hongke Technology Service Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-28
Anticipated expiration: 2029-06-26

Abstract

The utility model belongs to the technical field of cold extrusion, especially, be a cold extrusion utensil of conveniently unloading, including the bed die, the mould groove has been seted up at the top of bed die, the through-hole has been seted up on the top inner wall in mould groove, the cavity has been seted up on the bed die, and the cavity is linked together with the through-hole, first recess has been seted up on one side inner wall of cavity, fixed mounting has the motor on the bottom inner wall of first recess, fixed cover is equipped with first gear on the output shaft of motor, the threaded rod is installed to the cavity internal rotation, fixed cover is equipped with the second gear on the threaded rod, and first gear meshes with the second gear mutually, the slider is installed to the screw thread on the threaded rod, the top fixed mounting of slider has the toper piece, be equipped with the ejector pin in the through-hole, the top fixed mounting. The utility model discloses the practicality is strong, is convenient for take out the product of pasting in the mould inslot to improve production efficiency.

Description

Cold extrusion tool convenient for discharging

Technical Field

The utility model relates to a cold extrusion technical field especially relates to a cold extrusion utensil of conveniently unloading.

Background

At present, China can carry out cold extrusion on metals such as lead, tin, aluminum, copper, zinc and alloys thereof, low carbon steel, medium carbon steel, tool steel, low alloy steel, stainless steel and the like, even can carry out cold extrusion with a certain deformation amount on bearing steel, high carbon high aluminum alloy tool steel, high speed steel and the like.

However, after traditional cold extrusion, some products can be pasted in the mould groove, are not convenient for take out the product, can reduce production efficiency, for this reason, provide a cold extrusion utensil of conveniently unloading.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a cold extrusion tool convenient for discharging.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cold extrusion tool convenient for discharging comprises a lower die, wherein a die groove is formed in the top of the lower die, a through hole is formed in the inner wall of the top of the die groove, a cavity is formed in the lower die and communicated with the through hole, a first groove is formed in the inner wall of one side of the cavity, a motor is fixedly mounted on the inner wall of the bottom of the first groove, a first gear is fixedly sleeved on an output shaft of the motor, a threaded rod is rotatably mounted in the cavity, a second gear is fixedly sleeved on the threaded rod and meshed with the first gear, a sliding block is mounted on the threaded rod in a threaded manner, a conical block is fixedly mounted at the top of the sliding block, an ejector rod is arranged in the through hole, a top block is fixedly mounted at the top end of the ejector rod and connected with the inner wall of the through hole in a sliding manner, a mounting block is fixedly mounted at the bottom end of the ejector rod, the tapered block is located one side of the ball, the two sides of the ejector rod are fixedly provided with stop blocks, and the top of the lower die is provided with an upper convex die.

Preferably, the inner walls of the two sides of the through hole are provided with second grooves, the two second grooves are symmetrically arranged, the bottom plate and the inner wall of the top of each second groove are fixedly provided with the same limiting rod, the top of each stop block is welded with a spring, the top end of each spring is fixedly connected with the inner wall of the top of each second groove, and each stop block is slidably connected with the corresponding limiting rod.

Preferably, a sealing ring is arranged in the through hole, the outer ring of the sealing ring is fixedly connected with the inner wall of the through hole, and the inner ring of the sealing ring is arranged on the ejector rod in a sliding sealing manner.

Preferably, one side of the sliding block is provided with a threaded hole, and the threaded rod penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.

Preferably, third grooves are symmetrically formed in the inner walls of the two sides of the cavity, bearings are arranged in the two third grooves, outer rings of the two bearings are fixedly connected with the inner walls of the two third grooves respectively, and inner rings of the two bearings are fixedly sleeved on the threaded rod.

Preferably, a fixed rod is fixedly mounted on the inner wall of one side of the cavity, a limiting block is fixedly mounted at one end of the fixed rod, a supporting block is fixedly mounted at the top of the sliding block, and the supporting block is slidably connected with the fixed rod.

Preferably, one side of the lower die is provided with an access hole.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a lower die, a die groove, a through hole, a cavity, a first groove, a motor, a first gear, a threaded rod, a second gear, a sliding block, a conical block, an ejector rod, an ejector block, a ball, a stop block, an installation block and an upper convex die, a steel or iron material to be extruded is introduced into the die groove, after a product is manufactured by cold extrusion through the upper convex die, the motor is started to enable the motor to rotate forwards, the motor drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the threaded rod to rotate, the threaded rod drives the sliding block to slide towards one side close to the ball, the sliding block drives the conical block to move synchronously, the inclined surface of the conical block is contacted with the ball along with the sliding of the conical block, the ball moves upwards along with the continuous movement of the conical block, the ball drives the installation block to move upwards, the installation block, the spring is compressed, the ejector rod drives the ejector block to move upwards, the ejector block pushes the product to move upwards, the product is separated from the sticking of the die groove, subsequent unloading is facilitated, the top point of the conical block is contacted with the ball along with the continuous movement of the conical block, the conical block is moved continuously again, the ejector block is reset under the reaction force of the spring, after the next product is produced, the motor is started again to rotate reversely, the product can be ejected, and the operation is repeated, so that the product can be ejected repeatedly;

the utility model discloses the practicality is strong, is convenient for take out the product of pasting in the mould inslot to improve production efficiency.

Drawings

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

FIG. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged schematic structural diagram of the part a of the present invention.

In the figure: 1. a lower die; 2. a mold slot; 3. a through hole; 4. a cavity; 5. a first groove; 6. a motor; 7. a first gear; 8. a threaded rod; 9. a second gear; 10. a slider; 11. a conical block; 12. a top rod; 13. a top block; 14. a ball bearing; 15. a stopper; 16. mounting blocks; 17. and (4) raising the mould.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a cold extrusion tool convenient for discharging comprises a lower die 1, a die groove 2 is arranged at the top of the lower die 1, a through hole 3 is arranged on the inner wall of the top of the die groove 2, a cavity 4 is arranged on the lower die 1, the cavity 4 is communicated with the through hole 3, a first groove 5 is arranged on the inner wall of one side of the cavity 4, a motor 6 is fixedly arranged on the inner wall of the bottom of the first groove 5, a first gear 7 is fixedly sleeved on an output shaft of the motor 6, a threaded rod 8 is rotatably arranged in the cavity 4, a second gear 9 is fixedly sleeved on the threaded rod 8, the first gear 7 is meshed with the second gear 9, a slider 10 is arranged on the threaded rod 8 in a threaded manner, a conical block 11 is fixedly arranged at the top of the slider 10, an ejector rod 12 is arranged in the through hole 3, an ejector block 13 is fixedly arranged at the top end of the ejector rod 12, the ejector block 13 is connected with the, the bottom of the mounting block 16 is nested with a ball 14, the conical block 11 is positioned at one side of the ball 14, the two sides of the ejector rod 12 are both fixedly provided with a stop block 15, and the top of the lower die 1 is provided with an upper convex die 17;

the inner walls of two sides of the through hole 3 are respectively provided with a second groove, the two second grooves are symmetrically arranged, the bottom plate and the inner wall of the top part of each second groove are fixedly provided with the same limiting rod, the top of the stop block 15 is welded with a spring, the top end of the spring is fixedly connected with the inner wall of the top part of the second groove, the stop block 15 is in sliding connection with the limiting rod, so that the ejector rod 12 can reset when not subjected to external force, a sealing ring is arranged in the through hole 3, the outer ring of the sealing ring is fixedly connected with the inner wall of the through hole 3, the inner ring of the sealing ring is in sliding sealing with the ejector rod 12 to improve the sealing performance of the through hole 3, one side of the sliding block 10 is provided with a threaded hole, the threaded rod 8 penetrates through the threaded hole and is screwed with the inner wall of the threaded hole, so that the, outer rings of the two bearings are respectively fixedly connected with the inner walls of the two third grooves, inner rings of the two bearings are fixedly sleeved on the threaded rod 8, so that the threaded rod 8 can be supported, a fixed rod is fixedly installed on the inner wall of one side of the cavity 4, a limiting block is fixedly installed at one end of the fixed rod, a supporting block is fixedly installed at the top of the slider 10 and is in sliding connection with the fixed rod, so that the slider 10 is limited, an access hole is formed in one side of the lower die 1, a steel or iron material to be extruded is introduced into the die groove 2 through the cooperation of the lower die 1, the die groove 2, the through hole 3, the cavity 4, the first groove 5, the motor 6, the first gear 7, the threaded rod 8, the second gear 9, the slider 10, the conical block 11, the ejector rod 12, the ejector block 13, the balls 14, the stop block 15, the mounting block 16 and the upper convex die 17, starter motor 6, motor 6 drives first gear 7 and rotates, first gear 7 drives second gear 9 and rotates, second gear 9 drives threaded rod 8 and rotates, threaded rod 8 drives slider 10 and slides to one side that is close to ball 14, slider 10 drives 11 synchronous motion of toper piece, ejector pin 12 drives dog 15 upward movement, the spring is compressed this moment, ejector pin 12 drives ejector block 13 upward movement, ejector block 13 promotes the product, make product upward movement, make the product break away from pasting of mould groove 2, be convenient for follow-up unloading, along with toper piece 11 continuation motion, under the reaction force of spring, make ejector block 13 reset, the utility model discloses the practicality is strong, be convenient for take out the product of pasting in mould groove 2 to improve production efficiency.

The working principle is as follows: introducing a steel or iron material to be extruded into a die groove 2, performing cold extrusion through an upper convex die 17 to manufacture products, sticking some products into the die groove 2, starting a motor 6 to enable the motor 6 to rotate positively, driving a first gear 7 to rotate by the motor 6, driving a second gear 9 to rotate by the first gear 7, driving a threaded rod 8 to rotate by the second gear 9, driving a sliding block 10 to slide to one side close to a ball 14 by the threaded rod 8, and driving a conical block 11 to move synchronously by the sliding block 10;

along with the sliding of the conical block 11, the inclined surface of the conical block 11 is in contact with the ball 14, along with the continuous movement of the conical block 11, the ball 14 moves upwards, the ball 14 drives the mounting block 16 to move upwards, the mounting block 16 drives the ejector rod 12 to move upwards, the ejector rod 12 drives the stop block 15 to move upwards, at the moment, the spring is compressed, the ejector rod 12 drives the ejector block 13 to move upwards, the ejector block 13 pushes the product to move upwards, the product is separated from the sticking of the die slot 2, and the subsequent discharging is facilitated;

and (3) with the continuous movement of the conical block 11, the vertex of the conical block 11 is contacted with the ball 14, the conical block 11 is continuously moved again, the ejector block 13 is reset under the counterforce of the spring, after the production of the next product is finished, the motor 6 is started again to enable the motor 6 to rotate reversely, the product can be ejected, and the operation is repeated, so that the product can be ejected repeatedly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a cold extrusion utensil of conveniently unloading, includes bed die (1), its characterized in that: the die is characterized in that a die groove (2) is formed in the top of the lower die (1), a through hole (3) is formed in the inner wall of the top of the die groove (2), a cavity (4) is formed in the lower die (1) and communicated with the through hole (3), a first groove (5) is formed in the inner wall of one side of the cavity (4), a motor (6) is fixedly installed on the inner wall of the bottom of the first groove (5), a first gear (7) is fixedly sleeved on an output shaft of the motor (6), a threaded rod (8) is rotatably installed in the cavity (4), a second gear (9) is fixedly sleeved on the threaded rod (8), the first gear (7) is meshed with the second gear (9), a sliding block (10) is installed on the threaded rod (8), and a conical block (11) is fixedly installed at the top of the sliding block (10), be equipped with ejector pin (12) in through-hole (3), the top fixed mounting of ejector pin (12) has kicking block (13), and the inner wall sliding connection of kicking block (13) and through-hole (3), and the bottom fixed mounting of ejector pin (12) has installation piece (16), the bottom nestification of installation piece (16) has ball (14), toper piece (11) are located one side of ball (14), the equal fixed mounting in both sides of ejector pin (12) has dog (15), the top of bed die (1) is equipped with epirelief mould (17).

2. The cold extrusion tool facilitating discharging according to claim 1, wherein: the improved structure of the automobile seat is characterized in that second grooves are formed in the inner walls of the two sides of the through hole (3), the two second grooves are symmetrically arranged, the same limiting rod is fixedly mounted on the bottom plate and the inner wall of the top of each second groove, a spring is welded to the top of the stop block (15), the top end of the spring is fixedly connected with the inner wall of the top of each second groove, and the stop block (15) is connected with the limiting rod in a sliding mode.

3. The cold extrusion tool facilitating discharging according to claim 1, wherein: and a sealing ring is arranged in the through hole (3), the outer ring of the sealing ring is fixedly connected with the inner wall of the through hole (3), and the inner ring of the sealing ring is arranged on the ejector rod (12) in a sliding sealing manner.

4. The cold extrusion tool facilitating discharging according to claim 1, wherein: one side of the sliding block (10) is provided with a threaded hole, and the threaded rod (8) penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.

5. The cold extrusion tool facilitating discharging according to claim 1, wherein: third grooves are symmetrically formed in the inner walls of the two sides of the cavity (4), bearings are arranged in the two third grooves, outer rings of the two bearings are fixedly connected with the inner walls of the two third grooves respectively, and inner rings of the two bearings are fixedly sleeved on the threaded rod (8).

6. The cold extrusion tool facilitating discharging according to claim 1, wherein: the fixed rod is fixedly mounted on the inner wall of one side of the cavity (4), a limiting block is fixedly mounted at one end of the fixed rod, a supporting block is fixedly mounted at the top of the sliding block (10), and the supporting block is connected with the fixed rod in a sliding mode.

7. The cold extrusion tool facilitating discharging according to claim 1, wherein: and one side of the lower die (1) is provided with an access hole.