A shaker-type shakeout machine

Abstract

The present application relates to the technical field of shakeout machine, and particularly discloses a vibration shakeout machine with a vibration exciter, which comprises a mounting frame and a support frame mounted on the inner side of the mounting frame, four upper ends of the mounting frame are provided with limiting grooves, the lower ends of corresponding limiting rods are movably inserted into the limiting grooves, four limiting rods are connected with two mounting frame plates through two sets of slope self-adjusting mechanisms, the slope self-adjusting mechanism comprises a fixed block and a movable block which are connected with the outer side of the mounting frame plate, a fixed sieve plate is fixedly installed between the two mounting frame plates, and the opposite sides of the two mounting frame plates are provided with mounting strips. The present application can avoid using hydraulic cylinders and electric sliding rails, facilitate cleaning of the blockage of sieve holes, help reduce the energy consumption of the shakeout machine, be conducive to energy saving and emission reduction, and enable the reciprocating movement of the castings with attached sand during use, which is conducive to the use of the vibration exciter and makes the separation of the sand and the castings more thorough.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of shakeout machines, in particular to a vibrator type vibration shakeout machine. BACKGROUND

[0002] The shakeout of castings is one of the important processes in the sand casting production process. Shakeout is to break the casting mold after pouring and cooling to a certain temperature, so that the casting mold and the sand box are separated, that is, the casting and the sand are separated.

[0003] The castings treated by the shakeout equipment are often used as matched components of steel plate welded structural components to form complete equipment or products. In recent years, the shakeout equipment has developed to a certain extent, and has been improved compared with the previous shakeout equipment. For example, the vibrator type inertial vibration shakeout machine disclosed in the announcement No. CN119259962B can improve the vibration effect of the first sieve plate through the synergistic effect of the first and second vibration assemblies. The overall scheme can be assembled and constructed according to different requirements to provide flexibility and customization possibilities, meet the needs of different users and different application scenarios, and can be moved back and forth and tilted under the sieve plate through the setting of the poking structure, so that the poking rod can be inserted into the sieve hole under the elastic force, effectively preventing the blockage of the sieve hole and ensuring the continuity and stability of the screening process.

[0004] However, the above-mentioned prior art needs to drive the poking rod to move through the hydraulic cylinder and the electric sliding rail to clean the blockage of the sieve hole, thereby increasing the energy consumption of the shakeout machine in the above-mentioned prior art. In addition, the casting mold cannot move back and forth on the first sieve plate during work, so the casting and the sand cannot be completely separated.

[0005] Therefore, a vibrator type vibration shakeout machine is needed to solve the above-mentioned problems. SUMMARY

[0006] The present application aims to provide a vibrator type vibration shakeout machine to solve the problem that the existing shakeout machine in the background art has high energy consumption and cannot completely separate the casting and the sand during use.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0008] The utility model provides a kind of exciter type vibration shakeout machine, including mounting frame and support frame mounted to its inside, four upper ends of the mounting frame are provided with limiting slot, and the lower end of corresponding limiting rod is movably inserted in limiting slot, four The limiting rod is connected with two mounting frame plates by two groups of slope self-adjusting mechanism, and slope self-adjusting mechanism includes fixed block and movable block connected to the outside of mounting frame plate, fixed screen plate is fixedly installed between two The opposite sides of two mounting frame plates are provided with mounting strip, two The mounting strip is connected with movable screen plate by reciprocating dredging mechanism, reciprocating dredging mechanism includes tapered block distributed on the lower surface of movable screen plate, the side of one of two mounting frame plates is provided with exciter, the upper surface of the movable screen plate is provided with two side baffle, and the aperture of filter hole on the movable screen plate is greater than the maximum aperture of filter hole on the fixed screen plate.

[0009] Preferably, the filter hole on the fixed screen plate is an inverted circular truncated cone structure, and the tapered block is correspondingly arranged with the filter hole of the circular truncated cone structure, and the maximum diameter of the tapered block is not greater than 1 / 3 of the maximum diameter of the filter hole of the circular truncated cone structure.

[0010] Preferably, the fixed block is arranged at the lowest point of the outside of the mounting frame plate, and the movable block is arranged at the highest point of the outside of the mounting frame plate.

[0011] Preferably, the slope self-adjusting mechanism further comprises a piston rod three arranged at the lower end of each movable block, and a piston tube one is sleeved outside the lower end of each piston rod three, the lower end of the piston rod three is connected to the inside of the corresponding piston tube one in a seamless sliding manner, the limiting rod is arranged at the lower end of each piston tube one and the lower end of each fixed block, and a spring is arranged between the four upper ends of the mounting frame and the lower end of the piston tube one and the lower end of the fixed block, and the spring is sleeved outside the corresponding limiting rod.

[0012] Preferably, the slope self-adjusting mechanism further comprises two piston cavities one arranged at one end of the upper surface of the support frame, and the lower end of the corresponding piston rod four is connected to the inside of the piston cavity one in a seamless sliding manner, the upper end of the piston rod four is fixedly connected to the lower surface of the fixed screen plate, and the piston cavity one is connected to the inside of the lower end of the corresponding piston tube one through a communication pipe.

[0013] Preferably, the height of the upper end of the limiting rod connected to the lower end of the fixed block is between the maximum height and the minimum height of the upper end of the limiting rod connected to the lower end of the piston tube.

[0014] Preferably, the reciprocating dredging mechanism further comprises a slide arranged at equal intervals on the side of each mounting strip, and a roller is slidably connected in each slide, the rollers are mounted at both sides of the movable screen plate at equal intervals, and the slide is a broken line.

[0015] Preferably, the reciprocating dredging mechanism further comprises two connecting rods symmetrically distributed on the lower surface of the movable sieve plate, and a piston rod one is fixedly connected to each connecting rod, the other end of the upper surface of the support frame is provided with a piston tube two through a support arm, and the piston tube two is arranged in one-to-one correspondence with the piston rod one, the piston end of the piston rod one is seamlessly connected to the open end of the corresponding piston tube two, and the support arm is inverted V-shaped structure and is made of elastic metal material.

[0016] Preferably, the reciprocating dredging mechanism further comprises a piston cavity two on the other end of the upper surface of the support frame, and the piston end of a piston rod two is seamlessly connected in the piston cavity two, the rod end of the piston rod two is also fixedly connected to the lower surface of the fixed sieve plate, and the piston cavity two is connected with two gas conveying pipes through a T-shaped gas collecting pipe, and the two gas conveying pipes are connected with the two piston tubes two respectively.

[0017] Preferably, the support frame is a mouth-shaped structure, which avoids hindering the falling of the sand.

[0018] Compared with the prior art, the beneficial effects of the present application are that the exciter type vibrating shakeout machine can avoid using hydraulic cylinders and electric sliding rails, can facilitate the cleaning of the blockage of sieve holes, can help to reduce the energy consumption of the shakeout machine, is conducive to energy saving and emission reduction, and can also make the castings with attached sand reciprocate during use, which is conducive to the use of the exciter and makes the sand and the castings separate more completely.

[0019] 1. During the use of the exciter, the mounting frame plate vibrates, so that the movable sieve plate and the fixed sieve plate vibrate synchronously, so that the piston rod two reciprocates in the piston cavity two, so that the gas can reciprocate in the piston tube two and the piston cavity two through the T-shaped gas collecting pipe and the gas conveying pipe, and then the movable sieve plate can reciprocate relative to the fixed sieve plate, and during the movement of the movable sieve plate, the rollers will slide in the slide, and since the slide is a broken line, the movable sieve plate will gradually move downward after moving horizontally to a certain position, so that the tapered blocks gradually extend into the circular truncated cone filter holes on the fixed sieve plate, so as to dredge the circular truncated cone filter holes on the fixed sieve plate. In the above process, hydraulic cylinders and electric sliding rails are not needed, which is helpful for energy saving and emission reduction.

[0020] 2. During the synchronous vibration of the movable sieve plate and the fixed sieve plate, the piston rod four also reciprocates in the piston cavity one, so that the gas can reciprocate between the piston tube one and the piston cavity one through the communication pipe, and then the movable block can move up and down, which can cause the mounting frame plate to reciprocate, so that the castings with attached sand on the movable sieve plate reciprocate, which is conducive to the separation of the sand thereon, so as to cooperate with the use of the exciter and make the sand and the castings separate more completely. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the main view structure schematic diagram of the application;

[0022] Figure 2 It is the main view structure schematic diagram of the application;

[0023] Figure 3 It is the main view structure schematic diagram of the application;

[0024] Figure 4 It is the main view structure schematic diagram of the application;

[0025] Figure 5 It is the main view structure schematic diagram of the application; Figure 4 It is the main view structure schematic diagram of the application;

[0026] Figure 6 It is the main view structure schematic diagram of the application;

[0027] Figure 7 It is the main view structure schematic diagram of the application; Figure 6 It is the main view structure schematic diagram of the application;

[0028] Figure 8 It is the main view structure schematic diagram of the application;

[0029] Figure 9 It is the main view structure schematic diagram of the application; Figure 8 It is the main view structure schematic diagram of the application.

[0030] In the figure: 1, mounting frame; 2, fixed block; 3, movable block; 4, mounting frame plate; 5, exciter; 6, support arm; 7, movable sieve plate; 8, side baffle; 9, roller; 10, slide; 11, connecting rod; 12, piston rod one; 13, support frame; 14, piston rod two; 15, fixed sieve plate; 16, conical block; 17, piston rod three; 18, piston tube one; 19, limiting rod; 20, limiting groove; 21, spring; 22, mounting strip; 23, piston cavity one; 24, piston rod four; 25, communication pipe; 26, gas conveying pipe; 27, T-shaped gas collecting pipe; 28, piston cavity two; 29, piston tube two. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0032] Please refer to Figures 1-9The application provides the following technical scheme:

[0033] In order to solve the problem that the sand and the casting are not separated completely in the use of the previous shakeout machine, the application provides the following technical scheme, specifically, a vibration shakeout machine with a vibration exciter, which comprises a mounting frame 1 and a support frame 13 mounted on the inner side of the mounting frame 1, four upper end portions of the mounting frame 1 are provided with limiting grooves 20, and the lower ends of corresponding limiting rods 19 are movably inserted into the limiting grooves 20, the four limiting rods 19 are connected with two mounting frame plates 4 through two sets of slope self-adjusting mechanisms, the slope self-adjusting mechanism comprises a fixed block 2 and a movable block 3 which are connected with the outer side of the mounting frame plate 4, the slope self-adjusting mechanism further comprises a piston rod three 17 arranged at the lower end of each movable block 3, a piston tube one 18 is sleeved on the outer side of the lower end of each piston rod three 17, the lower end of the piston rod three 17 is connected with the inner side of the corresponding piston tube one 18 in a seamless sliding connection mode, the limiting rod 19 is arranged at the lower end of each piston tube one 18 and the lower end of each fixed block 2, and a spring 21 is arranged between the four upper end portions of the mounting frame 1 and the lower end of the piston tube one 18 and the lower end of the fixed block 2, the spring 21 is sleeved on the outer side of the corresponding limiting rod 19, the slope self-adjusting mechanism further comprises two piston cavities one 23 arranged at one end of the upper surface of the support frame 13, the lower end of a corresponding piston rod four 24 is connected with the piston cavity one 23 in a seamless sliding connection mode, the upper end of the piston rod four 24 is fixedly connected with the lower surface of a fixed sieve plate 15, the piston cavity one 23 is connected with the inner lower end of the corresponding piston tube one 18 in a through connection mode through a communication pipe 25, the two mounting frame plates 4 are fixedly provided with the fixed sieve plate 15, and the opposite sides of the two mounting frame plates 4 are provided with mounting strips 22, one side of one of the two mounting frame plates 4 is provided with a vibration exciter 5, the upper surface of a movable sieve plate 7 is provided with two side baffles 8, and the hole diameter of the filter hole on the movable sieve plate 7 is greater than the maximum hole diameter of the filter hole on the fixed sieve plate 15.

[0034] The filter hole on the fixed sieve plate 15 is a reversed circular truncated cone structure, the conical blocks 16 are arranged one by one corresponding to the filter holes of the circular truncated cone structure, the maximum diameter of the conical block 16 is not greater than 1 / 3 of the maximum diameter of the filter hole of the circular truncated cone structure, the fixed block 2 is arranged at the lowest point on the outer side of the mounting frame plate 4, the movable block 3 is arranged at the highest point on the outer side of the mounting frame plate 4, the upper end of the limiting rod 19 connected with the lower end of the fixed block 2 is between the maximum height and the minimum height of the upper end of the limiting rod 19 connected with the lower end of the piston tube one 18, and the support frame 13 is a mouth-shaped structure to avoid hindering the falling of the sand.

[0035] According to Figures 4-7 , the vibration exciter 5 is started, and the vibration exciter 5 drives the mounting frame plate 4 and the movable sieve plate 7 and the fixed sieve plate 15 mounted thereon to vibrate;

[0036] During the vibration of the fixed screen plate 15, the lower end of the piston rod four 24 reciprocates in the piston cavity one 23, and through the communication pipe 25, the gas can reciprocate in the piston pipe one 18 and the piston cavity one 23, and then the piston rod three 17 can drive the movable block 3 to reciprocate up and down.

[0037] When the movable block 3 reciprocates up and down, the fixed block 2 and the movable block 3 are both connected with the mounting frame plate 4 through the shaft, so that the mounting frame plate 4 can be driven to swing, and then the casting with the attached sand on the movable screen plate 7 can be driven to reciprocate, thereby facilitating the complete separation of the sand and the casting.

[0038] In order to solve the problem that the previous shakeout machine needs to use an additional hydraulic cylinder and an electric sliding rail when dredging the screen hole, thereby increasing the energy consumption of the shakeout machine, the technical scheme is provided as follows, specifically, the two mounting strips 22 are connected with the movable screen plate 7 through the reciprocating dredging mechanism, and the reciprocating dredging mechanism comprises the tapered blocks 16 distributed on the lower surface of the movable screen plate 7.

[0039] The reciprocating dredging mechanism further comprises the slide ways 10 distributed at equal intervals on the side surface of each mounting strip 22, and each slide way 10 is slidably connected with the roller 9, the rollers 9 are installed at equal intervals on both sides of the movable screen plate 7, the slide way 10 is a broken line, the reciprocating dredging mechanism further comprises the two connecting rods 11 symmetrically distributed on the lower surface of the movable screen plate 7, and the piston rod one 12 is fixedly connected to each connecting rod 11, the other end of the upper surface of the support frame 13 is provided with the piston pipe two 29 through the support arm 6, and the piston pipe two 29 is arranged in one-to-one correspondence with the piston rod one 12, the piston end of the piston rod one 12 is seamlessly slidably connected to the opening end of the corresponding piston pipe two 29, the support arm 6 is inverted V-shaped structure, and the support arm 6 is made of elastic metal material, the reciprocating dredging mechanism further comprises the piston cavity two 28 on the other end of the upper surface of the support frame 13, and the piston end of the piston rod two 14 is seamlessly slidably connected in the piston cavity two 28, and the rod end of the piston rod two 14 is also fixedly connected to the lower surface of the fixed screen plate 15, the piston cavity two 28 is connected with the two gas conveying pipes 26 through the T-shaped gas collecting pipe 27, and the two gas conveying pipes 26 are respectively connected with the two piston pipes two 29.

[0040] According to Figures 8-9 , during use, the vibration of the fixed screen plate 15 can also drive the lower end of the piston rod two 14 to reciprocate in the piston cavity two 28, at this time, through the gas conveying pipe 26 and the T-shaped gas collecting pipe 27, the gas can reciprocate in the piston cavity two 28 and the piston pipe two 29, and then the piston rod one 12 can be driven to reciprocate;

[0041] During the reciprocation of the piston rod one 12, the movable screen plate 7 can be driven to reciprocate through the connecting rod 11, and when the movable screen plate 7 reciprocates, the sand between the movable screen plate 7 and the fixed screen plate 15 can be cut, thereby avoiding the block-shaped sand from blocking the filter holes on the movable screen plate 7;

[0042] In addition, through the roller 9 and the slide 10, the movable sieve plate 7 can be moved downward after moving to a certain position, and then the tapered block 16 connected thereto gradually extends into the filter hole on the fixed sieve plate 15, so as to facilitate the filtration of the filter hole.

[0043] The above process does not need to use other equipment, thereby saving energy and reducing emissions, and reducing energy consumption.

[0044] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0045] Although embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A vibratory sand removal machine of the exciter type, comprising a mounting frame (1) and a support frame (13) installed inside it, characterized in that: The mounting bracket (1) has four upper ends provided with limiting grooves (20), and the lower ends of corresponding limiting rods (19) extend movably into the limiting grooves (20). The four limiting rods (19) are connected to the two mounting frame plates (4) through two sets of slope self-adjusting mechanisms. The slope self-adjusting mechanism includes a fixed block (2) and a movable block (3) that are shaft-connected to the outside of the mounting frame plate (4). The fixed block (2) is located at the lowest point on the outside of the mounting frame plate (4), and the movable block (3) is located at the highest point on the outside of the mounting frame plate (4). The two mounting frame plates A fixed screen plate (15) is fixedly installed between the two mounting frames (4), and mounting strips (22) are provided on the opposite sides of the two mounting frames (4). The two mounting strips (22) are connected to the movable screen plate (7) through a reciprocating unblocking mechanism. The reciprocating unblocking mechanism includes conical blocks (16) distributed on the lower surface of the movable screen plate (7). A vibrator (5) is installed on the side of one of the two mounting frames (4). Two side baffles (8) are provided on the upper surface of the movable screen plate (7), and the diameter of the filter holes on the movable screen plate (7) is larger than that on the fixed screen plate (15). The maximum aperture of the filter hole, the slope self-adjusting mechanism also includes a piston rod three (17) set at the lower end of each movable block (3), and a piston tube one (18) is sleeved on the outer side of the lower end of each piston rod three (17). The lower end of the piston rod three (17) is connected to the inner side of the corresponding piston tube one (18) by a seamless sliding connection. The limiting rod (19) is set at the lower end of each piston tube one (18) and the lower end of each fixed block (2). The four upper ends of the mounting bracket (1) are connected to the lower end of the piston tube one (18) and the fixed block (2). Springs (21) are provided between the lower ends of the fixed blocks (2). The springs (21) are sleeved on the outside of the corresponding limiting rods (19). The slope self-adjusting mechanism also includes two piston chambers (23) located at one end of the upper surface of the support frame (13). The lower end of the corresponding piston rod (24) is seamlessly slidably connected in the piston chamber (23). The upper end of the piston rod (24) is fixedly connected to the lower surface of the fixed screen plate (15). The piston chamber (23) is connected to the lower end of the inner side of the corresponding piston tube (18) through the connecting pipe (25).

2. The vibratory sand removal machine of exciter type according to claim 1, characterized in that: The filter holes on the fixed sieve plate (15) are inverted frustum structures, and the conical block (16) is set one-to-one with the filter holes of the frustum structure. The maximum diameter of the conical block (16) is not greater than 1 / 3 of the maximum diameter of the filter holes of the frustum structure.

3. The vibratory sand removal machine of exciter type according to claim 2, characterized in that: The height of the upper end of the limiting rod (19) connected to the lower end of the fixed block (2) is between the maximum and minimum height of the upper end of the limiting rod (19) connected to the lower end of the piston tube (18).

4. The vibratory sand removal machine of exciter type according to claim 3, characterized in that: The reciprocating dredging mechanism also includes slides (10) evenly distributed on the side of each mounting strip (22), and each slide (10) is slidably connected with a roller (9). The rollers (9) are evenly installed on both sides of the movable screen plate (7), and the slide (10) is zigzag-shaped.

5. A vibratory sand removal machine of exciter type according to claim 4, characterized in that: The reciprocating unblocking mechanism also includes two connecting rods (11) symmetrically distributed on the lower surface of the movable screen plate (7), and each connecting rod (11) is fixedly connected to a piston rod (12). The other end of the upper surface of the support frame (13) is equipped with a piston tube (29) through a support arm (6), and the piston tube (29) and piston rod (12) are arranged in a one-to-one correspondence. The piston end of the piston rod (12) is seamlessly slidably connected to the opening end of the corresponding piston tube (29). The support arm (6) has an inverted V-shaped structure and is made of elastic metal.

6. A vibratory sand removal machine of exciter type according to claim 5, characterized in that: The reciprocating unblocking mechanism also includes a piston chamber two (28) at the other end of the upper surface of the support frame (13), and the piston end of the piston rod two (14) is seamlessly slidably connected in the piston chamber two (28). The rod end of the piston rod two (14) is also fixedly connected to the lower surface of the fixed screen plate (15). The piston chamber two (28) is connected to two gas supply pipes (26) through a T-shaped gas collection pipe (27), and the two gas supply pipes (26) are respectively connected to two piston pipes two (29).

7. A vibratory sand removal machine of exciter type according to claim 6, characterized in that: The support frame (13) has a square-shaped structure to avoid obstructing the falling of molding sand.

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