CN214442728U

CN214442728U - Bolt hot forging forming die with cooling structure

Info

Publication number: CN214442728U
Application number: CN202022555323.0U
Authority: CN
Inventors: 吕兆惠; 黄宇; 唐鹏
Original assignee: Jianyang Feichi Auto Parts Co ltd
Current assignee: Jianyang Feichi Auto Parts Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-10-22
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a bolt hot forging forming die with cooling structure, including base, lower part die and upper portion terrace die, the base with the lower part die carries out fixed connection through hexagon bolt, hexagon bolt with be provided with the packing ring between the base, the lower part die is including setting up in the die fixing base of lower part, the interior centre of a circle position of die fixing base is provided with the liftout cover, the interior centre of a circle position of liftout cover is fixed and is provided with the ejector pin. The beneficial effects of the utility model are that, the head that will treat the processing product heats about 950 ℃, and the head up, the product after will heating is put into the die, opens the switch of press, and under the top of male mold piece pushed up the product, there was the ejector pin to withstand the product in the lower part, at the in-process of roof pressure, the die fixing base with 4 basins that set up on the fixed cover contact surface of die have held water, for the mould cools down, protect the product in mould body and the processing, also further guaranteed the product by machine-shaping's success rate.

Description

Bolt hot forging forming die with cooling structure

Technical Field

The utility model relates to a bolt shaping technical field, especially a bolt hot forging forming die with cooling structure.

Background

The bolt belongs to a mechanical part and is a cylindrical threaded fastener matched with a nut. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection.

However, most of the bolts produced today are integrally formed, but the hot forging of the bolts causes unnecessary damage to the bolts and the dies due to the over-high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a bolt hot forging forming die with cooling structure is designed.

The technical scheme of the utility model be, a bolt hot forging forming die with cooling structure, including base, lower part die and upper portion terrace die, the base with the lower part die carries out fixed connection through hexagon bolt, hexagon bolt with be provided with the packing ring between the base, the lower part die is including setting up in the die fixing base of lower part, the interior centre of a circle position of die fixing base is provided with the liftout cover, the interior centre of a circle position of liftout cover is fixed and is provided with the ejector pin.

Furthermore, the lower part die also comprises a die fixing sleeve arranged on the upper part of the die fixing seat, a die part is fixedly arranged in the die fixing sleeve, and the die part is used for fixing a product to be processed.

Furthermore, 4 water grooves are formed in the contact surface of the female die fixing seat and the female die fixing sleeve.

Furthermore, a thimble is arranged in the ejector rod, the top of the thimble is in a shape of a tip of an inverted cone, and the thimble penetrates through the ejector rod in the base and the lower female die.

Furthermore, the upper male die comprises a male die upper fixing sleeve, a male die lower fixing sleeve and a male die part, the male die part is fixed between the male die upper fixing sleeve and the male die lower fixing sleeve, the male die upper fixing sleeve and the male die lower fixing sleeve are connected through a hexagonal bolt, and a die handle is further arranged at the upper end of the male die.

Further, the bottom surface of the base is a square with the side length of 20.7 cm.

The die has the advantages that the head of a product to be processed is heated to about 950 ℃, the head is upward, the heated product is placed into the female die, the switch of the press is started, the top of the male die part pushes the product down, the lower part of the male die part is provided with the ejector rod to push the product, in the pushing process, the female die fixing seat and 4 water grooves formed in the contact surface of the female die fixing sleeve are filled with water, the temperature of the die is reduced, the die body and the product in processing are protected, and the success rate of the product being processed and formed is further guaranteed.

Drawings

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

in the figure, 1, a base; 2. a lower female die; 3. an upper male die; 4. a female die fixing seat; 5. a material ejecting sleeve; 6. a top rod; 7. a female die fixing sleeve; 8. a female mold part; 9. a water tank; 10. a thimble; 11. fixing a sleeve on the upper part of the male die; 12. fixing a sleeve at the lower part of the male die; 13. a male mold member; 14. and (4) a die handle.

Detailed Description

The utility model discloses going on specifically describing in the following with the attached drawing, as shown in fig. 1, a bolt hot forging forming die with cooling structure introduces the concrete structure of this mould earlier, is provided with base 1 in the lower part, and the bottom surface of this base 1 is the square that the length of a side is 20.7cm, and base 1 is through hexagon bolt fixed connection lower part die 2, and the top of lower part die 2 still is provided with upper portion terrace die 3, through the interwork of upper portion terrace die 3 and lower part die 2, reaches and carries out the fashioned purpose of hot forging with the bolt.

Wherein the lower part die 2 comprises a die fixing seat 4 arranged at the lower part, an ejection sleeve 5 is arranged at the inner circle center of the die fixing seat 4, an ejector rod 6 is fixedly arranged at the inner circle center of the ejection sleeve 5, an ejector pin 10 is arranged in the ejector rod 6, the top of the ejector pin 10 is in a shape of a tip of an inverted cone, the ejector pin 10 penetrates through the ejector rod 6 inside the base 1 and the lower part die 2, the lower part die 2 further comprises a die fixing sleeve 7 arranged at the upper part of the die fixing seat 4, a die part 8 is fixedly arranged inside the die fixing sleeve 7, the die part 8 is used for fixing a product to be processed, a press, a cooling water pump and a hydraulic pump are started, the head of the product to be processed is heated to about 950 ℃, the head is upward, the heated product is put into the die, a switch of the press is opened, and the top of the male die part 13 pushes the product down, the lower part is provided with an ejector rod 6 for ejecting the product, and in the ejecting process, the female

die fixing seat

4 and 4 water grooves 9 arranged on the contact surface of the female die fixing sleeve 7 are filled with water for cooling the die and protecting the die body and the processed product.

The upper male die 3 comprises a male die upper fixing sleeve 11, a male die lower fixing sleeve 12 and a male die part 13, the male die part 13 is fixed between the male die upper fixing sleeve 11 and the male die lower fixing sleeve 12, the male die upper fixing sleeve and the male die lower fixing sleeve 11 are connected through a hexagonal bolt, and a die shank 14 is further arranged at the upper end of the male die. After the product is formed, the male die piece 13 on the press returns, the ejector pin 10 inside the ejector rod 6 can jack up the ejector rod 6, so that the formed product is jacked up, and an operator can take out the product by using the clamp.

The working principle is as follows: the press machine, the cooling water pump and the hydraulic pump are started, the head of a product to be processed is heated to about 950 ℃, the head is upward, the heated product is placed into the female die, the switch of the press machine is started, the top of the male die part 13 pushes the product down, the ejector rod 6 is arranged at the lower part of the male die part and pushes the product, in the pushing process, the female

die fixing seat

4 and 4 water grooves 9 arranged on the contact surface of the female die fixing sleeve 7 are filled with water and used for cooling the die, the die body and the product in processing are protected, the male die part 13 on the press machine is returned after the product is formed, the ejector pin 10 inside the ejector rod 6 can jack the ejector rod 6, the formed product is jacked up, and the operator uses the clamp to take out the product.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a bolt hot forging forming die with cooling structure, includes base (1), lower part die (2) and upper portion terrace die (3), its characterized in that, base (1) with lower part die (2) carry out fixed connection through hexagon bolt, hexagon bolt with be provided with the packing ring between base (1), lower part die (2) is including setting up in die fixing base (4) of lower part, the interior centre of a circle position of die fixing base (4) is provided with liftout cover (5), the interior centre of a circle position of liftout cover (5) is fixed and is provided with ejector pin (6).

2. The bolt hot forging forming die with the cooling structure as claimed in claim 1, wherein the lower die (2) further comprises a die fixing sleeve (7) arranged at the upper part of the die fixing seat (4), a female die element (8) is fixedly arranged inside the die fixing sleeve (7), and the female die element (8) is used for fixing a product to be processed.

3. The hot forging forming die for the bolt with the cooling structure as claimed in claim 2, wherein 4 water grooves (9) are arranged on the contact surface of the female die fixing seat (4) and the female die fixing sleeve (7).

4. The bolt hot forging forming die with the cooling structure according to claim 3, wherein a thimble (10) is arranged in the ejector rod (6), the top of the thimble (10) is in a shape of a tip of an inverted cone, and the thimble (10) penetrates through the ejector rod (6) in the base (1) and the lower female die (2).

5. The hot forging forming die for the bolt with the cooling structure as claimed in claim 4, wherein the upper male die (3) comprises an upper male die fixing sleeve (11), a lower male die fixing sleeve (12) and a male die member (13), the male die member (13) is fixed between the upper male die fixing sleeve (11) and the lower male die fixing sleeve (12), the upper male die fixing sleeve (11) and the lower male die fixing sleeve (12) are connected through a hexagonal bolt, and a die shank (14) is further arranged at the upper end of the upper male die (3).

6. The bolt hot forging forming die with the cooling structure as claimed in claim 5, wherein the bottom surface of the base (1) is a square with a side length of 20.7 cm.