CN210704329U - Shot recycling device of shot blasting machine - Google Patents

Abstract

The utility model provides a shot recycling device of a shot blasting machine, which comprises a recycling hopper, a screw conveyer, a scrap collecting box, a fan and a shot recycling box; the recycling hopper is positioned below a crawler of the shot blasting finishing machine, the screw conveyer is arranged below the recycling hopper, a chip removing gap is reserved between a discharge hole of the recycling hopper and a feed inlet of the screw conveyer, and the fan and the chip collecting ports of the chip collecting box are oppositely positioned on the left side and the right side of the chip removing gap; a box body of the steel shot recovery box is provided with a shot inlet, a scrap discharge port and a shot outlet, and a feeding outlet of the screw conveyor is communicated with the shot inlet; and a supporting cushion block is fixed on the inner wall of the steel shot recovery box, a scrap removing sieve is placed on the supporting cushion block, and the height of the scrap removing sieve is lower than that of the shot inlet. The utility model discloses can separate shot and iron fillings high-efficiently, improve the effective throw volume and the cleaning efficiency of shot, improve operational environment.

Description

Shot recycling device of shot blasting machine

Technical Field

The utility model belongs to the technical field of the shot-blasting machine, concretely relates to shot-blasting machine's shot recovery unit.

Background

The shot blasting machine continuously casts steel shots at high speed towards a workpiece, so as to perform treatments such as rust removal, burr removal, surface strengthening and the like on the surface of the metal workpiece. Shot blasting machine's shot is cyclic utilization usually, and at the in-process of retrieving the shot, inevitably mix the iron fillings class impurity of cleaing away from the work piece, if in time separate impurity and shot, then can influence the effective projection volume and the cleaning efficiency of shot to impurity circulation flow in shot blasting machine can cause the raise dust phenomenon, has polluted operational environment, can block up equipment when serious, reduces the life of equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shot blast machine's shot recycling device to high-efficiently separate shot and iron fillings, improve effective throw volume and the cleaning efficiency of shot, improve operational environment.

The utility model provides a following technical scheme: a steel shot recovery device of a shot blasting machine comprises a recovery hopper, a screw conveyor, a scrap collecting box, a fan and a steel shot recovery box; the shot blasting finishing machine is a crawler-type shot blasting finishing machine, the recovery hopper is positioned below a crawler of the shot blasting finishing machine, the spiral conveyer is arranged below the recovery hopper, a discharge hole of the recovery hopper faces a feed hole of the spiral conveyer, a chip removing gap is reserved between the discharge hole of the recovery hopper and the feed hole of the spiral conveyer, chip collecting ports of the fan and the chip collecting box are oppositely positioned on the left side and the right side of the chip removing gap, and an air outlet of the fan faces the chip collecting port; a shot inlet, a scrap discharging port and a shot outlet are formed in a box body of the steel shot recovery box, and a feeding outlet of the spiral conveyor is communicated with the shot inlet; a circle of supporting cushion blocks are fixed on the inner wall of the steel shot recovery box, a scrap removing sieve is placed on the supporting cushion blocks, the height of the scrap removing sieve is lower than that of the shot inlet, and the mesh size of the scrap removing sieve is smaller than the diameter of steel shots used by the shot blasting finishing machine; the scrap removing screen divides the steel shot recycling box into a steel shot recycling chamber and a scrap discharging chamber from top to bottom, the shot outlet is located at the top of the steel shot recycling chamber, and the scrap discharging port is located on the side wall of the scrap discharging chamber.

Preferably, the two opposite side walls of the chip removal chamber are horizontally provided with eccentric vibrators, and each eccentric vibrator comprises a rotating motor, a speed reducer, a rotating shaft and at least two eccentric wheels; all be equipped with the shaft hole on the relative both sides wall of chip removal room with install in bearing in the shaft hole, the both ends of pivot install respectively in on the bearing, the rotating electrical machines passes through retarder connection the pivot, the eccentric wheel install eccentrically in the pivot, the eccentric wheel is located the below of removing the bits sieve, but jack-up when the eccentric wheel rotates remove the bits sieve.

Preferably, the periphery of the scrap removing screen is provided with a rigid screen frame, and the supporting cushion blocks can support the screen frame; at least two eccentric wheels are oppositely arranged right below the screen frame, and the two eccentric wheels can jack up the screen frame when rotating.

Preferably, an eccentric wheel is further mounted in the center of the rotating shaft.

Preferably, the bottom of the chip removal chamber is provided with a chip suction plate which is made of ferromagnetic material.

Preferably, a space is reserved between the chip suction plate and the eccentric wheel.

Preferably, a handle is installed at one end of the chip suction plate, and the handle extends out of the chip removal chamber from the chip removal port.

The utility model has the advantages that: the utility model discloses a shot bits mixture of shot and iron fillings that the recovery hopper can collect the downthehole steel shot that drops of shot from the track, because the quality of iron fillings is lighter for the steel shot, consequently the fan is removing bits clearance department and separates the shot bits mixture, blow in a collection bits case with most iron fillings, steel shot and a small amount of iron fillings fall into screw conveyer in, send into in the steel shot collection box by screw conveyer, in the steel shot collection box was filtered remaining iron fillings to the scrap removal sieve in the steel shot collection box, the steel shot after removing the bits is sent into reuse in the impeller head by the lifting machine in the steel shot collection box. The utility model discloses can separate shot and iron fillings effectively, promote the effective utilization ratio of shot, improve the work efficiency of row's shot descaling machine to improve the iron fillings phenomenon that flies off among the operational environment, purify operational environment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic bottom view of the position relationship between the shavings removing screen and the eccentric vibrator of the present invention;

labeled as: 1. a recovery hopper; 2. a screw conveyor; 3. a scrap collecting box; 4. a fan; 5. a steel shot recovery box; 6. a crawler belt; 7. chip removing gaps; 8. a chip collecting port; 9. a pill inlet; 10. a chip removal port; 11. a pill outlet; 12. supporting the cushion block; 13. removing scraps and sieving; 14. a steel shot recovery chamber; 15. a chip removal chamber; 16. a rotating electric machine; 17. a rotating shaft; 18. an eccentric wheel; 19. a screen frame; 20. a chip suction plate; 21. a handle; 22. a hoist; 23. a shot blasting machine.

Detailed Description

As shown in figure 1, the steel shot recovery device of the shot blasting machine comprises a recovery hopper 1, a screw conveyor 2, a scrap collecting box 3, a fan 4 and a steel shot recovery box 5. The shot blasting finishing machine is a crawler type shot blasting finishing machine, and the recovery hopper 1 is positioned below a crawler 6 of the shot blasting finishing machine and used for recovering a shot and scrap mixture of steel shots and scrap iron falling from a shot hole of the crawler 6. The screw conveyer 2 is installed to the below of recovery hopper 1, the discharge gate of recovery hopper 1 faces the feed inlet of screw conveyer 2, and leave between the discharge gate of recovery hopper 1 and the feed inlet of screw conveyer 2 and remove bits clearance 7, fan 4 and the collection bits mouth 8 of collection bits case are located the left and right sides in removing bits clearance 7 relatively, the air outlet of fan 4 is towards collection bits mouth 8, insufflate the most iron fillings in the ball bits mixture in collection bits case 3, and the steel shot then falls into in the feed inlet of screw conveyer 2 downwards. The steel shot recycling box 5 is provided with a steel shot inlet 9, a scrap discharging port 10 and a steel shot outlet 11, a feeding outlet of the screw conveyor 2 is communicated with the steel shot inlet 9, and steel shots and a small amount of scrap iron are conveyed into the steel shot recycling box 5. A circle of supporting cushion blocks 12 are fixedly arranged on the inner wall of the steel shot recycling box 5, a scrap removing sieve 13 is arranged on the supporting cushion blocks 12, the height of the scrap removing sieve 13 is lower than that of the shot inlet 9, and the mesh size of the scrap removing sieve 13 is smaller than the diameter of the steel shots, so that a small amount of scrap iron mixed in the steel shots is filtered; the scrap removing sieve 13 divides the steel shot recovery box 5 into a steel shot recovery chamber 14 and a scrap removal chamber 15 from top to bottom, steel shots are positioned in the steel shot recovery chamber 14 above the scrap removing sieve, and a shot outlet 11 is positioned at the top of the steel shot recovery chamber 14, so that the steel shots can be conveniently conveyed through the shot outlet 11 in a circulating manner; filtered iron chips enter the chip removal chamber 15, the chip removal port 10 is positioned on the side wall of the chip removal chamber 15, and the iron chips in the chip removal chamber 15 are discharged from the chip removal port 10.

As shown in fig. 1 and 2, two opposite side walls of the debris discharge chamber 15 are horizontally provided with eccentric vibrators comprising a rotating motor 16, a reducer, a rotating shaft 17 and three eccentric wheels 18; two opposite side walls of the chip removal chamber 15 are provided with shaft holes and bearings arranged in the shaft holes, two ends of a rotating shaft 17 are respectively arranged on the bearings, and a rotating motor 16 is connected with the rotating shaft 17 through a speed reducer to control the rotating shaft 17 to rotate. The eccentric 18 is eccentrically mounted on the rotating shaft 17, and preferably the eccentric 18 is keyed to the rotating shaft 17 so as to be stably rotatable with the rotating shaft 17. The eccentric wheel 18 is positioned below the scrap removing screen 13, and the eccentric wheel 18 can jack up and reset the scrap removing screen 13 in a reciprocating manner when rotating, so that the scrap removing screen 13 vibrates, and scrap iron on the scrap removing screen 13 is quickly screened into the scrap discharging chamber 15.

The peripheral edge of the screen 13 is provided with a rigid frame 19, which frame 19 is supported by the support pads 12 when the screen 13 is in the home position. The two eccentric wheels 18 are oppositely positioned right below the screen frame 19, and the eccentric wheels 18 can jack up the screen frame 19 when rotating. The eccentric 18 is in rigid contact with the frame 19, which is effective to vibrate the debris screen 13, as opposed to a more flexible screen. An eccentric wheel is also arranged in the center of the rotating shaft 17 and is used for supporting the middle of a screen mesh of the scrap removing screen 13 so as to enhance the supporting force of the scrap removing screen on steel shots.

The bottom of the chip discharging chamber 15 is provided with a chip suction plate 20, and the chip suction plate 20 is made of ferromagnetic material. The scrap iron absorbing plate 20 can absorb scrap iron in the scrap discharging chamber 15, and scrap iron is prevented from splashing and lifting in the scrap discharging chamber 15. A distance is reserved between the chip suction plate 20 and the eccentric wheel 18 to ensure that the eccentric wheel 18 can rotate freely. One end of the chip suction plate 20 is provided with a handle 21, the handle 21 extends out of the chip discharge chamber 15 from the chip discharge port 10, when the amount of the iron chips on the chip suction plate 20 is large, the handle 21 is held to draw the chip suction plate 20 out of the chip discharge chamber 15, the iron chips above the chip suction plate are cleaned, and then the chip suction plate 20 is placed back into the chip discharge chamber 15.

The utility model discloses a working process does: when the shot blasting machine works, the shot scrap mixture drops into the recovery hopper 1 from the shot hole of the crawler 6, most scrap iron in the shot scrap mixture is blown into the scrap collecting box 3 by the fan 4, the mixture of steel shots and a small amount of scrap iron enters the screw conveyor 2, then the mixture is sent into the steel shot recovery box 5 by the screw conveyor 2, then the rotating motor 16 is started, the driving eccentric wheel 18 rotates to jack up the scrap removing sieve 13 in a reciprocating mode, the scrap iron on the scrap removing sieve 13 is quickly sieved into the scrap discharging chamber 15, therefore, the steel shots are separated and recovered efficiently, and the recovered steel shots are sent into the shot blasting machine 22 from the shot blasting machine to be recycled in the shot blasting machine 23. After the machine is stopped, the scrap suction plate 20 in the scrap discharge chamber 15 is drawn out from the scrap discharge port 10, and after the scrap iron adsorbed on the scrap suction plate 20 is cleaned, the scrap suction plate 20 is pushed into the scrap discharge chamber 15.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A steel shot recovery device of a shot blasting machine is characterized by comprising a recovery hopper, a screw conveyor, a scrap collecting box, a fan and a steel shot recovery box; the shot blasting finishing machine is a crawler-type shot blasting finishing machine, the recovery hopper is positioned below a crawler of the shot blasting finishing machine, the spiral conveyer is arranged below the recovery hopper, a discharge hole of the recovery hopper faces a feed hole of the spiral conveyer, a chip removing gap is reserved between the discharge hole of the recovery hopper and the feed hole of the spiral conveyer, chip collecting ports of the fan and the chip collecting box are oppositely positioned on the left side and the right side of the chip removing gap, and an air outlet of the fan faces the chip collecting port; a shot inlet, a scrap discharging port and a shot outlet are formed in a box body of the steel shot recovery box, and a feeding outlet of the spiral conveyor is communicated with the shot inlet; a circle of supporting cushion blocks are fixed on the inner wall of the steel shot recovery box, a scrap removing sieve is placed on the supporting cushion blocks, the height of the scrap removing sieve is lower than that of the shot inlet, and the mesh size of the scrap removing sieve is smaller than the diameter of steel shots used by the shot blasting finishing machine; the scrap removing screen divides the steel shot recycling box into a steel shot recycling chamber and a scrap discharging chamber from top to bottom, the shot outlet is located at the top of the steel shot recycling chamber, and the scrap discharging port is located on the side wall of the scrap discharging chamber.

2. The shot-blasting machine shot-recycling device of claim 1, wherein the opposite side walls of the chip removal chamber are horizontally provided with eccentric vibrators, and the eccentric vibrators comprise a rotating motor, a reducer, a rotating shaft and at least two eccentric wheels; all be equipped with the shaft hole on the relative both sides wall of chip removal room with install in bearing in the shaft hole, the both ends of pivot install respectively in on the bearing, the rotating electrical machines passes through retarder connection the pivot, the eccentric wheel install eccentrically in the pivot, the eccentric wheel is located the below of removing the bits sieve, but jack-up when the eccentric wheel rotates remove the bits sieve.

3. The shot blast machine shot blast recycling device of claim 2, wherein the periphery of the scrap removing screen is provided with a rigid screen frame, and the support cushion block can support the screen frame; at least two eccentric wheels are oppositely arranged right below the screen frame, and the eccentric wheels arranged right below the screen frame can jack up the screen frame.

4. The shot-blast cleaning machine shot-blast recycling device as claimed in claim 3, wherein an eccentric wheel is further installed at the center of said rotating shaft.

5. The shot blasting machine shot-peening device of claim 3, wherein the bottom of the chip removal chamber is provided with a chip suction plate, and the chip suction plate is made of ferromagnetic material.

6. The shot-blasting machine shot-blast recycling device of claim 5, wherein a space is left between the chip suction plate and the eccentric wheel.

7. The shot-blasting machine's shot-peening device of claim 6, wherein a handle is mounted to one end of the chip suction plate, the handle extending out of the chip removal chamber from the chip removal port.

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