CN214768668U

CN214768668U - Mining drill bit forging die structure

Info

Publication number: CN214768668U
Application number: CN202120619165.2U
Authority: CN
Inventors: 张进; 沈建华; 李德山; 冯飞
Original assignee: Yancheng Zhongde Precision Forging Co ltd
Current assignee: Yancheng Zhongde Precision Forging Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-11-19
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a mining bore bit forges mould structure, including cover half and movable mould, the heat dissipation chamber has been seted up to the upper end of cover half, first guide way has been seted up on the lateral wall of cover half, sliding connection has the rack in the first guide way, the second guide way has been seted up on the lateral wall of cover half, sliding connection has the guide pillar in the second guide way, the spout has been seted up on the lateral wall of cover half, sealed sliding connection has the piston in the spout. By arranging the crank-link mechanism and the piston, in the process of die assembly, the gear drives the rotating wheel to rotate, the connecting rod can push the piston to slide in a reciprocating manner, the piston can suck cooling water in the water tank into the chute through the water suction pipe, and then the cooling water enters the heat dissipation cavity through the water inlet pipe; in the molding cycle of every time, the piston can slide in a reciprocating manner, and water can be injected into the heat dissipation cavity, so that the molded drill bit is cooled quickly.

Description

Mining drill bit forging die structure

Technical Field

The utility model relates to the technical field of mold, especially, relate to a mining bore bit forges mould structure.

Background

The drill bit is made of steel, and holes can be drilled on rocks by the drill bit in the mining process, so that the drill bit is widely used for various mining projects and stone engineering. In order to be able to produce drill bits quickly, special molds are usually used for producing drill bits. Most of moulds often adopt the mode of natural cooling when producing the bore bit, and this can cause the bore bit unable rapid cooling after the shaping, consequently prolonged the shaping cycle of bore bit to a certain extent, is unfavorable for the batch production of bore bit. Based on this problem, the utility model provides a solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mining drill bit forging die structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mining drill bit forging die structure comprises a fixed die and a movable die, wherein the upper end of the fixed die is provided with a rear die forming cavity, the lower end of the movable die is provided with a front die forming cavity, the upper end of the fixed die is provided with a heat dissipation cavity, the side wall of the fixed die is provided with a first guide groove, a rack is connected in the first guide groove in a sliding way, a second guide groove is arranged on the side wall of the fixed die, a guide post is connected in the second guide groove in a sliding way, the upper ends of the rack and the guide post are fixedly connected with the lower end of the fixed die, a sliding groove is arranged on the side wall of the fixed die, a piston is connected in the sliding groove in a sealing and sliding manner, a mechanism groove is arranged on the side wall of the fixed die, the mechanism inslot is installed and is driven piston reciprocating sliding's drive arrangement, the dashpot has all been seted up to the interior bottom of first guide way and second guide way, install the buffer that can play the cushioning effect to the motion of movable mould in the dashpot.

Preferably, drive arrangement is including rotating the swiveling wheel of connecting on mechanism inslot wall, the eccentric position department of swiveling wheel rotates and is connected with the crank, the one end of the swiveling wheel of keeping away from of articulate rotates and is connected with the connecting rod, the upper end fixed connection of the one end of keeping away from of connecting rod and piston, it is connected with the gear to rotate on the inner wall of first guide way, gear and the coaxial fixed connection of swiveling wheel.

Preferably, the buffer device comprises a buffer block which is slidably connected in the buffer groove, and the buffer block is elastically connected at the inner bottom of the buffer groove through a buffer spring.

Preferably, be equipped with the inlet tube on the inner wall of spout, the interior bottom of spout is equipped with the pipe that absorbs water, all install the check valve in pipe and the inlet tube that absorbs water, the spout passes through the inlet tube intercommunication with the heat dissipation chamber.

Preferably, a water tank is arranged on the side wall of the fixed die, the water tank is communicated with the sliding groove through a water suction pipe, and the water tank is communicated with the heat dissipation cavity through a circulating water pipe.

Preferably, the distance between the two side walls of the buffer block is slightly smaller than the distance between the two inner walls of the buffer groove, and the buffer spring is fixedly connected to the center of the lower end of the buffer block.

The utility model discloses following beneficial effect has: by arranging the crank connecting rod mechanism and the piston, in the process of closing the die of the movable die and the fixed die, the rack can be meshed with the gear, the gear drives the rotating wheel to rotate, the connecting rod can push the piston to slide in a reciprocating manner under the transmission of the crank, and then the piston can suck cooling water in the water tank into the sliding chute through the water suction pipe and then enter the heat dissipation cavity through the water inlet pipe; in each molding cycle, the piston can slide back and forth once and can inject water into the heat dissipation cavity, so that the molded drill bit is cooled rapidly, the molding cycle of the drill bit can be shortened to a certain extent, and batch production is facilitated; by arranging the circulating water pipe, water in the heat dissipation cavity finally flows back to the water tank through the circulating water pipe, so that the water can be saved; through setting up buffer, under buffer spring's elastic action, the buffer block can play the effect of buffering to the motion of rack and guide pillar, and then can prevent that cover half and movable mould from producing great impact when the compound die, can reduce the probability of hitting the mould.

Drawings

FIG. 1 is a schematic structural view of a mining bit forging mold structure according to the present invention;

FIG. 2 is a schematic structural view of a section A-A of a mining bit forging die structure according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a position B of the mining bit forging die structure provided by the utility model.

In the figure: the device comprises a fixed die 1, a movable die 2, a front die forming cavity 3, a rear die forming cavity 4, a heat dissipation cavity 5, a first guide groove 6, a rack 7, a second guide groove 8, a guide pillar 9, a gear 10, a mechanism groove 11, a rotating wheel 12, a crank 13, a connecting rod 14, a sliding groove 15, a piston 16, a buffer groove 17, a buffer spring 18, a buffer block 19, a water tank 20, a water suction pipe 21, a water inlet pipe 22 and a circulating water pipe 23.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a mining drill bit forging die structure, including cover half 1 and movable mould 2, back mould profiled cavity 4 has been seted up to the upper end of cover half 1, front mould profiled cavity 3 has been seted up to the lower extreme of movable mould 2, heat dissipation chamber 5 has been seted up to the upper end of cover half 1, first guide way 6 has been seted up on the lateral wall of cover half 1, sliding connection has rack 7 in first guide way 6, second guide way 8 has been seted up on the lateral wall of cover half 1, sliding connection has guide pillar 9 in second guide way 8, rack 7 and the upper end of guide pillar 9 all with the lower extreme fixed connection of cover half 1.

The side wall of the fixed die 1 is provided with a sliding groove 15, a piston 16 is connected in the sliding groove 15 in a sealing and sliding manner, the inner wall of the sliding groove 15 is provided with a water inlet pipe 22, the inner bottom of the sliding groove 15 is provided with a water suction pipe 21, check valves are respectively arranged in the water suction pipe 21 and the water inlet pipe 22, and the sliding groove 15 is communicated with the heat dissipation cavity 5 through the water inlet pipe 22. A water tank 20 is arranged on the side wall of the fixed die 1, the water tank 20 is communicated with the sliding groove 15 through a water suction pipe 21, and the water tank 20 is communicated with the heat dissipation cavity through a circulating water pipe 23. The check valve in the suction pipe 21 allows only water to flow from the water tank 20 into the chute 15, and the check valve in the water inlet pipe 22 allows only water to flow from the chute 15 into the heat dissipation chamber 5.

Set up mechanism's groove 11 on the lateral wall of cover half 1, install in the mechanism's groove 11 and drive the reciprocating sliding's of piston 16 drive arrangement, drive arrangement is including rotating the swiveling wheel 12 of connecting on mechanism's groove 11 inner wall, the eccentric position department of swiveling wheel 12 rotates and is connected with crank 13, the one end of keeping away from swiveling wheel 12 of crank 13 rotates and is connected with connecting rod 14, the upper end fixed connection of the one end of keeping away from crank 13 and piston 16 of connecting rod 14, it is connected with gear 10 to rotate on the inner wall of first guide way 6, gear 10 and the coaxial fixed connection of swiveling wheel 12.

Buffer slot 17 has all been seted up to the interior bottom of first guide way 6 and second guide way 8, installs the buffer that can play the cushioning effect to the motion of movable mould 2 in the buffer slot 17. The buffer device comprises a buffer block 19 which is slidably connected in the buffer groove 17, and the buffer block 19 is elastically connected at the inner bottom of the buffer groove 17 through a buffer spring 18. The distance between the two side walls of the buffer block 19 is slightly smaller than the distance between the two inner walls of the buffer groove 17, and the buffer spring 18 is fixedly connected to the center of the lower end of the buffer block 19.

In the using process, by arranging the crank-connecting rod mechanism and the piston 16, the rack 7 is meshed with the gear 10 when the movable die 2 is matched with the fixed die 1, the gear 10 drives the rotating wheel 12 to rotate, the connecting rod 14 pushes the piston 16 to slide in a reciprocating manner under the transmission of the crank 13, and then the piston 16 can suck cooling water in the water tank 20 into the chute 15 through the water suction pipe 21 and then enter the heat dissipation cavity 5 through the water inlet pipe 22; in each molding cycle, the piston 16 slides back and forth once and water can be injected into the heat dissipation cavity 5, so that the molded drill bit is cooled rapidly, the molding cycle of the drill bit is shortened to a certain extent, and batch production is facilitated; the water in the heat dissipation chamber 5 finally flows back to the water tank 20 through the circulating water pipe 23, thereby saving water. In addition, under the elastic action of the buffer spring 18, the buffer block 19 can play a role of buffering the movement of the rack 7 and the guide post 9, thereby preventing the fixed die 1 and the movable die 2 from generating large impact during die assembly and reducing the probability of die collision.

Claims

1. A mining drill bit forging die structure comprises a fixed die (1) and a movable die (2), and is characterized in that a rear die forming cavity (4) is formed in the upper end of the fixed die (1), a front die forming cavity (3) is formed in the lower end of the movable die (2), a heat dissipation cavity (5) is formed in the upper end of the fixed die (1), a first guide groove (6) is formed in the side wall of the fixed die (1), a rack (7) is connected in the first guide groove (6) in a sliding mode, a second guide groove (8) is formed in the side wall of the fixed die (1), a guide pillar (9) is connected in the second guide groove (8) in a sliding mode, the upper ends of the rack (7) and the guide pillar (9) are fixedly connected with the lower end of the fixed die (1), a sliding chute (15) is formed in the side wall of the fixed die (1), a piston (16) is connected in the sliding mode in the sliding chute (15) in a sealing mode, set up mechanism groove (11) on the lateral wall of cover half (1), install in mechanism groove (11) and to drive piston (16) reciprocating sliding's drive arrangement, buffer slot (17) have all been seted up to the interior bottom of first guide way (6) and second guide way (8), install the buffer that can play the cushioning effect to the motion of movable mould (2) in buffer slot (17).

2. The mining bit forging die structure according to claim 1, wherein the driving device comprises a rotating wheel (12) rotatably connected to the inner wall of the mechanism groove (11), a crank (13) is rotatably connected to an eccentric position of the rotating wheel (12), a connecting rod (14) is rotatably connected to one end of the crank (13) far away from the rotating wheel (12), one end of the connecting rod (14) far away from the crank (13) is fixedly connected with the upper end of a piston (16), a gear (10) is rotatably connected to the inner wall of the first guide groove (6), and the gear (10) is coaxially and fixedly connected with the rotating wheel (12).

3. The mining bit forging die structure according to claim 1, wherein the buffer device comprises a buffer block (19) which is slidably connected in a buffer groove (17), and the buffer block (19) is elastically connected to the inner bottom of the buffer groove (17) through a buffer spring (18).

4. The mining drill bit forging die structure according to claim 3, wherein a water inlet pipe (22) is arranged on the inner wall of the sliding chute (15), a water suction pipe (21) is arranged at the inner bottom of the sliding chute (15), check valves are mounted in the water suction pipe (21) and the water inlet pipe (22), and the sliding chute (15) is communicated with the heat dissipation cavity (5) through the water inlet pipe (22).

5. The mining drill bit forging die structure according to claim 4, wherein a water tank (20) is formed in the side wall of the fixed die (1), the water tank (20) is communicated with the sliding groove (15) through a water suction pipe (21), and the water tank (20) is communicated with the heat dissipation cavity through a circulating water pipe (23).

6. The mining bit forging die structure according to claim 5, wherein the distance between two side walls of the buffer block (19) is slightly smaller than the distance between two inner walls of the buffer groove (17), and the buffer spring (18) is fixedly connected to the center of the lower end of the buffer block (19).