CN116140472A - Crusher hammer production equipment and production process thereof - Google Patents

Abstract

The invention discloses a crusher hammer head production equipment, which includes a frame, an upper die and a lower die, wherein an ejector pin that lifts up is arranged in the lower die, and a plurality of nozzles for spraying liquid are slidingly provided in the ejector rod; The push rod is provided with a pull plate, and the pull plate is connected with an adsorption plate through a stay rope; the upper mold is provided with an adsorption rod, and the adsorption rod is provided with an electromagnet that can drive the adsorption plate to lift upward; The spray head is connected with a slanting block, the frame is fixed with a driving sleeve matching with the slanting block, the ejector rod is provided with a movable chamber for the slanting block to slide, and there is a The first spring, the present invention provides a kind of hammer head production equipment that can purge the blank when the hammer head is stamping, and eject the forming hammer head when the forming stamping is completed, and clean the mold cavity without dead ends. The liquid after cleaning can be quickly returned and collected, which greatly improves the production efficiency of the hammer head and improves the product quality of the hammer head.

Description

Crusher hammer head production equipment and its production process

technical field

The invention relates to the technical field of hammerhead production equipment, in particular to hammerhead production equipment for crushers and a production process thereof.

Background technique

The hammer head is a wear-resistant part of the crusher. It is usually used to hammer and break the materials entering the crusher. Therefore, it needs to be made of wear-resistant materials. The existing hammer head is usually produced by hot pressing. , so that it has a high wear resistance. After forging, the cavity of the lower die needs to be cleaned and lubricated. However, the existing punch has the following disadvantages and deficiencies when forging the hammer head:

After forging, the inner cavity of the lower mold is difficult to clean, and there are dead corners that are not easy to clean. It is necessary to manually clean the dead corners with high-pressure washing, which is time-consuming and laborious;

During forging, because the heated blank is placed on the lower die, it will be oxidized in the air to produce debris and impurities, which will affect the surface quality after stamping.

Contents of the invention

Aiming at the deficiencies in the prior art, the invention provides a crusher hammer production equipment and a production process thereof.

In order to solve the above-mentioned technical problems, the present invention is solved through the following technical solutions: Crusher hammer head production equipment includes a frame, an upper mold and a lower mold.

In the above solution, preferably, the lower mold is provided with an upward jacking pin, and a plurality of nozzles for spraying liquid are slidingly provided in the jacking pin;

A pull plate is provided on the push rod, and the pull plate is connected with an adsorption plate through a pull rope;

The upper mold is provided with an adsorption rod, and the adsorption rod is provided with an electromagnet that can drive the adsorption plate to lift upward;

The nozzle is connected with a slanting block, the frame is fixed with a drive sleeve matching the slanting block, and the ejector rod is provided with a movable chamber for the slanting block to slide, and the slanting block and the ejector rod are provided with a There is a first spring.

In the above solution, preferably, a second spring is provided between the pulling plate and the frame.

In the above solution, preferably, the frame is provided with a cylinder for providing liquid to the nozzle, and a piston is provided in the cylinder, and the cylinder includes a liquid supply chamber and an air supply chamber, and the liquid supply chamber and the air supply chamber The spray head is connected, and the piston is connected with the adsorption rod through the piston rod.

In the above solution, preferably, the liquid supply chamber is connected with a liquid storage tank.

In the above solution, preferably, the upper mold is provided with several air injection pipes for purging the blank when the upper mold slides down, and the air supply chamber is connected with the air injection pipes through the first one-way valve.

In the above solution, preferably, the ejector rod is provided with a number of return holes, the return holes are connected to a filter box, and the filter box is connected to the air supply chamber through the second one-way valve. When the upper mold is lifted Make the air supply chamber suck the return hole through the second one-way valve.

In the above solution, preferably, the adsorption rod is provided with a connecting plate connected with the piston rod, and the frame is provided with a first button matched with the connecting plate, and the first button is electrically connected with the electromagnet.

In the above solution, preferably, the frame is provided with a plurality of support rods against the pull plate.

In the above solution, preferably, the inclined block is provided with an inclined surface, and when the push rod slides up and down, the inclined surface on the inclined block cooperates with the driving sleeve to realize the horizontal sliding of the nozzle.

In the above scheme, preferably, the production process of the crusher hammer production equipment is as follows:

S1: Place the hammer head blank on the cavity of the lower die, at this time, the upper end of the ejector pin matches the surface of the cavity of the lower die, and then start the punching machine;

S2: The upper die slides downwards, causing the piston to slide downwards, the air supply cavity is squeezed through the first one-way valve, and the high-pressure gas is discharged through the jet pipe, so that the upper die can purge the surface of the blank during the sliding process;

S3: At the same time as S2, the liquid supply chamber is sucked to draw the liquid in the liquid storage tank into the liquid supply chamber;

S4: The upper mold slides down to the lowest position and cooperates with the lower mold to press the hammer head blank into a hammer head. At the same time, the electromagnet on the adsorption rod absorbs the adsorption plate, and then the upper mold is lifted upwards;

S5: After the adsorption plate is absorbed and lifted, the pull plate is lifted upwards through the pull rope, so that the ejector rod is lifted upwards, and the upper end of the ejector rod pushes the hammer head out of the mold cavity, and at the same time, the inclined block on the nozzle in the ejector rod is separated from the drive sleeve The first spring pulls the inclined block to place the nozzle outside the ejector rod, and at the same time, the piston lifts up and squeezes the liquid supply chamber so that the liquid is sprayed out through the nozzle, cleaning and lubricating the cavity of the lower die;

S6: At the same time as S5, the cleaned liquid flows back through the return hole on the ejector rod. When the piston lifts up, the air supply chamber generates negative pressure and the return hole is sucked through the second one-way valve to make the liquid pass through The return hole quickly enters the filter box;

S7: When the upper mold rises to the topmost position, the formed hammer head is completely ejected, and at the same time, the first button triggers the electromagnet to power off to make the adsorption plate detach from the adsorption, and the ejector rod is reset under the action of the second spring, and the ejector rod is reset During the process, the inclined block is guided and extruded by the drive sleeve to make the nozzle slide laterally into the ejector rod.

The beneficial effects of the present invention are: the present invention provides a hammer head production equipment that can purge the blank when the hammer head is stamping, and eject the forming hammer head when the forming stamping is completed, and clean the mold cavity without dead ends , At the same time, the liquid after cleaning can be quickly returned and collected, which greatly improves the production efficiency of the hammer head and improves the product quality of the hammer head.

Description of drawings

Fig. 1 is a schematic diagram of the front view of the structure of the present invention.

Fig. 2 is a schematic diagram of a partially enlarged structure at A of the present invention.

Fig. 3 is a schematic diagram of the present invention when the drive sleeve is out of contact with the inclined block.

Implementation

The present invention will be described in further detail below in conjunction with accompanying drawing and specific embodiment: Referring to Fig. 1-Fig. Slidingly arranged on the frame 1, the lower die 3 is fixed on the frame 1 and is below the upper die 2. This is the existing structure of the punch press, so it will not be described in detail here. The lower die 3 is provided with The mold cavity matched with the hammerhead can form the blank placed on the lower mold 3 into a hammerhead after the upper mold 2 cooperates with the lower mold 3 .

The lower die 3 is provided with a push rod 4 that penetrates the frame 1, and the upper end of the push rod 4 is provided with a joint surface that is compatible with the die cavity of the lower die 3, that is, the push rod 4 is slidably arranged on the lower die. 3 and the frame 1, the lower end of the push rod 4 is provided with a pull plate 6, and the frame 1 is provided with a support rod 43 which abuts against the pull plate 6, and the support rod 43 is preferably located on the push rod 4 sides.

When the lower end surface of the pull plate 6 is attached to the upper end of the support rod 43, the upper end of the ejector rod 4 is combined with the inner surface of the mold cavity of the lower mold 3 to form an integral stamping cavity, that is, the blank is placed on the lower mold 3 and passed through the upper mold. The stamping of die 2 can form a complete hammer head.

One side of the pull plate 6 is connected with an adsorption plate 8 through a stay cord 7, and the stay cord 7 is fixedly connected to the end face of the frame 1 after being passed through the frame 1, and the adsorption plate 8 is preferably an iron plate. It has strong ferromagnetism. In order to push out the molded hammer head through the ejector rod 4 after punching, the upper mold 2 is provided with an adsorption rod 9, and the lower end of the adsorption rod 9 is provided with an adsorption plate 8. When the upper mold 2 slides to the lowest end, the electromagnet 10 on the adsorption rod 9 can be attracted to the adsorption plate 8, that is, the adsorption plate 8 is absorbed by the electromagnet 10 while stamping and forming, and then the upper mold 2 is completed. The stamping slides upwards, and at this time, the electromagnet 10 drives the adsorption plate 8 to slide upwards to move the pull plate 6 upwards, so that the ejector rod 4 is ejected upwards, and the hammer in the cavity of the lower mold 3 is ejected.

A second spring 15 is provided between the pull plate 6 and the frame 1, and the second spring 15 is sleeved on the push rod 4, and the two ends respectively lean against the frame 1 and the upper end surface of the pull plate 6, as shown in Figure 1 As shown, the push rod 4 is a hollow tube with the upper end blocked and the lower end connected. The frame 1 is fixed with a drive sleeve 12 matching the inner hole of the push rod 4. When the push rod 4 is displaced up and down Can slide on the drive sleeve 12.

The ejector rod 4 is provided with several nozzles 5 for spraying liquid. The liquid is preferably lubricating liquid. The nozzles 5 are preferably evenly arranged in 2-6 groups around the circumference of the ejector rod 4. The nozzles 5 are preferably universal Nozzle, that is, the connection between the nozzle 5 and the pipe fittings is a universal adjustment head, so that the spray angle of the nozzle 5 can be adjusted. As shown in Figure 2, the nozzle 5 is horizontally slid on the upper end of the ejector rod 4, and the nozzle 5 is close to One side of the center of the ejector rod 4 is provided with an inclined block 11, and the inclined block 11 is provided with an inclined surface 51, and the inclined surface 51 is inclined from top to bottom toward the side close to the center of the ejector rod 4, and the nozzle 5 is close to the center of the ejector rod 4 The bottom of one side is fixedly provided with a slanting block 11, and the top is fixedly provided with a guide plate 101. The push rod 4 is provided with a movable cavity 13 for the activities of the slanting block 11 and the guide plate 101. The guide plate 101 and the top A first spring 14 is arranged between the walls of the movable chamber 13 of the rod 4, and the first spring 14 is preferably an extension spring. The inner wall of the movable chamber 13 is fixed with a guide rod that matches the guide plate 101. 102, that is, the spray head 5 can slide on the guide rod 102 through the guide plate 101, so as to realize the lateral displacement of the spray head 5, even if the spray head 5 moves into the movable chamber 13 or moves out of the ejector rod 4.

Initially, the inner hole of the drive sleeve 12 fits with the straight wall of the inclined block 11 away from the center of the ejector rod 4. When the ejector rod 4 slides upward, that is, when the ejector rod 4 pushes the molded hammer head upwards, the The inner hole of the driving sleeve 12 is out of contact with the slanting block 11. At this time, the slanting block 11 drives the nozzle 5 under the tension of the first spring 14 to slide the nozzle 5 to the outside of the ejector pin 4, so that the nozzle 5 can touch the corners of the mold cavity. Jet cleaning.

The frame 1 is provided with a cylinder 21 that provides liquid for the nozzle 5, and a piston 22 is arranged in the cylinder 21, and the piston 22 divides the cylinder 21 into a liquid supply chamber 23 and an air supply chamber 24, so The liquid supply chamber 23 is arranged above the piston 22, and the air supply chamber 24 is arranged below the piston 22. The upper end surface of the piston 22 is fixed with a piston rod 25, and the piston rod 25 passes through the cylinder body 21 upwards. The connecting plate 41 is fixedly connected with the adsorption rod 9, that is, when the adsorption rod 9 rises or falls, it can drive the piston 22 to rise or fall synchronously.

The liquid supply chamber 23 is connected to the nozzle 5, and a one-way valve that flows from the liquid supply chamber 23 to the nozzle 5 is provided between the liquid supply chamber 23 and the nozzle 5, and the liquid supply chamber 23 is connected with a liquid storage tank 26, A one-way valve that flows from the liquid storage tank 26 to the liquid supply chamber 23 is provided between the liquid storage tank 26 and the liquid supply chamber 23, that is, when the piston 22 slides downward, the liquid supply chamber 23 is subjected to negative pressure and the liquid storage tank The liquid in the liquid supply chamber 26 is sucked, and when the piston 22 slides upward, the liquid supply chamber 23 is squeezed, and the liquid in the liquid supply chamber 23 is sprayed out through the nozzle 5 .

The two sides of the upper mold 2 are provided with a number of air injection pipes 31 for purging the surface of the blank when the upper mold 2 slides down. The air supply chamber 24 is connected with the air injection pipes 31 through the first check valve 32. The first The flow direction of the one-way valve 32 is from the air supply chamber 24 to the air injection pipe 31, that is, when the upper mold 2 slides down through the adsorption rod 9 to drive the piston 22 to slide down and squeeze the air supply chamber 24, the air supply chamber 24 sprays the pressure gas through the air injection pipe 31. Blow out the rough surface.

The outer wall of the ejector rod 4 is provided with a number of return holes 33, the return holes 33 are connected with the inner cavity of the ejector rod 4, the return holes 33 are arranged under the nozzle 5, and the pull plate 6 is provided with a 4. The drain hole connected to the inner cavity, that is, after the ejector pin 4 is ejected, the liquid sprayed from the nozzle 5 can be collected back through the return hole 33 on the ejector pin 4 and discharged through the drain hole. The drain hole is connected to There is a filter box 34, the filter box 34 is connected with the air supply chamber 24 through the second one-way valve 35, and the flow direction of the second one-way valve 35 is from the filter box 34 to the air supply chamber 24, when the upper mold 2 is lifted The suction rod 9 is lifted to drive the piston 22 to slide upward, so that a negative pressure is generated in the air supply chamber 24. At this time, the air supply chamber 24 sucks the return hole 33 through the filter box 34, and the recovered liquid is accelerated while the return flow is accelerated. filter.

Described frame 1 is provided with the first button 42 that cooperates with connecting plate 41, and described first button 42 is electrically connected with electromagnet 10, namely initially, when upper mold 2 is positioned at the uppermost end, first button 42 and The connection plate 41 cooperates, and now the first button 42 is triggered to power off the electromagnet 10. When the upper mold 2 slides, the first button 42 breaks away from the contact with the connection plate 41. At this time, the electromagnet 10 is energized, and the upper mold 2 When sliding to the lowest end, the electromagnet 10 absorbs the adsorption plate 8, and then the upper die 2 drives the adsorption plate 8 to lift after the stamping is completed, so that the ejector pin 4 is lifted synchronously, and the hammer head after punching is ejected while cleaning the cavity of the lower die 3.

The production process of crusher hammer head production equipment is as follows:

S1: Place the hammer head blank on the cavity of the lower mold 3, at this time, the upper end of the ejector rod 4 matches the surface of the cavity of the lower mold 3, and then start the punching machine;

S2: The upper mold 2 slides downward, and the upper mold 2 drives the adsorption rod 9 and the connecting plate 41 to slide down synchronously, so that the piston 22 slides downward, and the cavity of the air supply chamber 24 is squeezed through the first one-way valve 32 to release the high-pressure gas It is discharged through the jet pipe 31, so that the upper mold 2 can purge the surface of the blank during the sliding process;

S3: At the same time as S2, the piston 22 slides down to generate a negative pressure in the liquid supply chamber 23, and the liquid supply chamber 23 is sucked to draw the liquid in the liquid storage tank 26 into the liquid supply chamber 23;

S4: The upper mold 2 slides down to the lowest position and cooperates with the lower mold 3 to press the hammer head blank into a hammer head. At the same time, the electromagnet 10 on the adsorption rod 9 absorbs the adsorption plate 8, and then the upper mold 2 is lifted upwards;

S5: After the adsorption plate 8 is absorbed and lifted, the pull plate 6 is lifted upward by the pull rope 7, so that the ejector rod 4 is lifted upward, and the upper end of the ejector rod 4 pushes the hammer head out of the mold cavity, and at the same time, the nozzle 5 in the ejector rod 4 is lifted The inclined block 11 is disengaged from the cooperation with the drive sleeve 12, the first spring 14 pulls the inclined block 11 to place the nozzle 5 outside the ejector rod 4, and at the same time the piston 22 lifts upwards and squeezes the liquid supply chamber 23 so that the liquid is ejected through the nozzle 5, and the ejector While the rod 4 is rising, the spray head 5 will continue to spray liquid during the rising process, and clean and lubricate the cavity of the lower mold 3 without dead ends;

S6: At the same time as S5, the cleaned liquid flows back through the return hole 33 on the ejector rod 4. When the piston 22 lifts up, the air supply chamber 24 generates negative pressure and the return hole 33 is discharged through the second one-way valve 35. Suction, so that the liquid quickly enters the filter box 34 through the return hole 33;

S7: When the upper mold 2 rises to the top position, the formed hammer head is completely ejected, and at the same time, the first button 42 triggers the electromagnet 10 to power off to make the adsorption plate 8 detach from the adsorption, and the ejector rod 4 is under the action of the second spring 15 Reset, during the reset process of the ejector rod 4 , the inclined block 11 is guided and squeezed by the drive sleeve 12 to make the nozzle 5 slide laterally into the ejector rod 4 .

The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the recorded technical solutions, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. Breaker hammer production facility, including frame (1), go up mould (2) and lower mould (3), its characterized in that: an upward jacking ejector rod (4) is arranged in the lower die (3), and a plurality of spray heads (5) for spraying liquid are arranged in the ejector rod (4) in a sliding manner;

a pulling plate (6) is arranged on the ejector rod (4), and the pulling plate (6) is connected with an adsorption plate (8) through a pull rope (7);

an adsorption rod (9) is arranged on the upper die (2), and an electromagnet (10) capable of driving the adsorption plate (8) to lift upwards is arranged on the adsorption rod (9);

the shower nozzle (5) is connected with sloping block (11), set firmly on frame (1) with sloping block (11) matched with driving sleeve (12), be equipped with in ejector pin (4) and supply sloping block (11) gliding movable chamber (13), be equipped with first spring (14) between sloping block (11) and ejector pin (4).

2. The breaker head production apparatus of claim 1 wherein: a second spring (15) is arranged between the pulling plate (6) and the frame (1).

3. The breaker head production apparatus of claim 1 wherein: the spray head is characterized in that a cylinder body (21) for providing liquid for the spray head (5) is arranged on the frame (1), a piston (22) is arranged in the cylinder body (21), the cylinder body (21) comprises a liquid supply cavity (23) and a gas supply cavity (24), the liquid supply cavity (23) is connected with the spray head (5), and the piston (22) is connected with the adsorption rod (9) through a piston rod (25).

4. A crusher hammer production device according to claim 3, characterized by: the liquid supply cavity (23) is connected with a liquid storage tank (26).

5. The crusher hammer production device of claim 4, wherein: the upper die (2) is provided with a plurality of air ejector pipes (31) for blowing the blank when the upper die (2) slides downwards, and the air supply cavity (24) is connected with the air ejector pipes (31) through a first one-way valve (32).

6. The breaker head apparatus of claim 5 wherein: the ejector rod (4) is provided with a plurality of backflow holes (33), the backflow holes (33) are connected with a filter box (34), the filter box (34) is connected with the air supply cavity (24) through a second one-way valve (35), and the upper die (2) enables the air supply cavity (24) to suck the backflow holes (33) through the second one-way valve (35) when being lifted.

7. A crusher hammer production device according to claim 3, characterized by: the adsorption rod (9) is provided with a connecting plate (41) connected with the piston rod (25), the frame (1) is provided with a first button (42) matched with the connecting plate (41), and the first button (42) is electrically connected with the electromagnet (10).

8. The breaker head production apparatus of claim 1 wherein: the frame (1) is provided with a plurality of support rods (43) propped against the pull plate (6).

9. The breaker head production apparatus of claim 1 wherein: the inclined block (11) is provided with an inclined surface (51), and the inclined surface (51) on the inclined block (11) is matched with the driving sleeve (12) to realize the transverse sliding of the spray head (5) when the ejector rod (4) slides up and down.

10. A process for the production of a crusher hammer head production device according to any one of the preceding claims, characterized by: the process comprises the following steps:

s1: placing the hammer head blank on a die cavity of a lower die (3), at the moment, adapting the upper end of a push rod (4) to the surface of the die cavity of the lower die (3), and then starting a punch;

s2: the upper die (2) slides downwards to enable the piston (22) to slide downwards, the cavity of the air supply cavity (24) is extruded to discharge high-pressure air through the air injection pipe (31) through the first one-way valve (32), and the upper die (2) sweeps the surface of the blank in the sliding process;

s3: while S2 is performed, the liquid supply cavity (23) is sucked to suck the liquid in the liquid storage tank (26) into the liquid supply cavity (23);

s4: the upper die (2) slides downwards to the lowest position and is matched with the lower die (3) to enable a hammer blank to be pressed into a hammer, meanwhile, an electromagnet (10) on an adsorption rod (9) adsorbs an adsorption plate (8), and then the upper die (2) is lifted upwards;

s5: the adsorption plate (8) is adsorbed and lifted, the pull plate (6) is driven to lift upwards through the pull rope (7), so that the ejector rod (4) is lifted upwards, the upper end of the ejector rod (4) ejects a hammer head out of a die cavity, meanwhile, the inclined block (11) on the spray head (5) in the ejector rod (4) is separated from the matching with the driving sleeve (12), the first spring (14) pulls the inclined block (11) to enable the spray head (5) to be arranged outside the ejector rod (4), and meanwhile, the piston (22) lifts upwards to extrude the liquid supply cavity (23) to enable liquid to be sprayed out through the spray head (5), and the die cavity of the lower die (3) is cleaned and lubricated;

s6: at the same time of S5, the cleaned liquid flows back through a backflow hole (33) on the ejector rod (4), when the piston (22) is lifted upwards, the air supply cavity (24) generates negative pressure, the backflow hole (33) is sucked through the second one-way valve (35), and the liquid rapidly enters the filter box (34) through the backflow hole (33);

s7: when the upper die (2) rises to the topmost position, the formed hammer is thoroughly ejected, meanwhile, the first button (42) triggers the electromagnet (10) to cut off power to enable the adsorption plate (8) to be separated from adsorption, the ejector rod (4) resets under the action of the second spring (15), and the ejector rod (4) enables the spray head (5) to transversely slide into the ejector rod (4) through guiding extrusion of the driving sleeve (12) in the resetting process.

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