CN216179698U - Revolving stage formula abrator - Google Patents

Abstract

The utility model discloses a turntable type shot blasting machine which comprises a shot blasting chamber, a shot blasting device assembly, a turntable device, a shot collecting, separating and transporting system, a dust removing system and an electric control system. The rotary table device comprises a trolley frame, a trolley walking assembly, a rotary table and a rotary table rotation assembly, wherein the trolley walking assembly provides power for the rotary table device, the rotary table rotation assembly comprises a rotary table rotation speed reducer and a rotary supporting structure, the rotary supporting structure is fixed at the right part of the trolley frame, and the rotary table is fixedly installed at the upper end of the rotary table. According to the utility model, the rotary table is moved to the right end of the whole trolley, the other devices are moved to the left end of the trolley, and the total length of the trolley is lengthened, so that only the rotary table end of the trolley enters the shot blasting chamber, when a workpiece to be cleaned is shot blasted, the abrasion to the main devices of the trolley is reduced, the service life of the trolley is prolonged, and the maintenance and replacement frequency is reduced; meanwhile, the rotary table is arranged in a grid shape, so that all side surfaces and bottom surfaces of workpieces can be cleaned, dead corners are avoided, and the shot blasting efficiency and cleaning quality are improved.

Description

Revolving stage formula abrator

Technical Field

The utility model relates to the technical field of mechanical casting and workpiece processing and cleaning, in particular to a turntable type shot blasting machine.

Background

The shot blasting machine is casting equipment for cleaning or strengthening the surface of a casting by using high-speed shot thrown by a shot blasting machine, and is a treatment technology for throwing steel shot and steel shot at high speed to impact the surface of a material object by the shot blasting machine.

In the prior art, there are many different types of shot blasting machines, for example, drum type, chain plate type, turntable type, trolley type, squirrel cage type and hanging type shot blasting machines, which are classified according to the structure of the casting bearing body, and the turntable type, the trolley type and the hanging type shot blasting machines are used for cleaning large and medium castings, and are generally provided with a fixed shot blasting chamber, and the cleaned castings rotate or move in the shot blasting chamber. The shot blasting chamber is generally provided with a plurality of shot blasting devices which are arranged at different positions and used for projecting shots from different directions so as to improve the cleaning efficiency and the cleaning quality of the shot blasting machine. However, when the current turntable type or trolley type shot blasting machine carries out cleaning work, workpieces to be cleaned are placed on the turntable, and a workpiece cleaning dead angle (the bottom of the workpieces to be cleaned) often exists, so that shot blasting needs to be suspended in the cleaning process, and the workpieces are turned over and then run for shot blasting, so that the cleaning operation process is complex, the production efficiency is low, and the labor intensity is increased; meanwhile, when the existing turntable type or trolley type structure is used for shot blasting, a vehicle body bearing workpieces to be cleaned and the workpieces enter a shot blasting cleaning chamber together, along with long-time shot blasting cleaning work, high-speed shots cause abrasion damage to the whole vehicle body in different degrees, even if running equipment in the vehicle body is protected, the influence can be more or less, the service life of the vehicle body is shortened, the maintenance and replacement period can be shortened, and the maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provide a novel turntable type shot blasting machine.

In order to solve the technical problems, the utility model adopts the technical scheme that: a rotary table type shot blasting machine comprises a shot blasting chamber, a shot blasting device assembly, a rotary table device, a shot collecting, separating and transporting system, a dust removing system and an electric control system. The rotary table device comprises a trolley frame, a trolley walking component, a rotary table and a rotary table rotation component; the trolley travelling assembly comprises a travelling speed reducing motor, a driving shaft with wheels at two ends and a driven shaft with wheels at two ends, the travelling speed reducing motor is fixedly arranged on the lower end face of the left part of the trolley frame, and a driving gear is arranged at the tail end of the rotating shaft; the driving shaft is rotatably arranged at the lower end of the left part of the trolley frame, and a driven gear is fixedly arranged on the driving shaft and meshed with the driving gear; the driven shaft is rotatably installed at the lower end of the right part of the trolley frame. The rotary table rotation assembly comprises a rotary table rotation speed reducer and a rotation supporting structure, the rotary table rotation speed reducer is vertically and fixedly arranged on the trolley frame and positioned on the right side of the walking speed reducing motor, and a driving chain wheel is fixedly arranged at the tail end of a rotating shaft of the rotary table rotation speed reducer; the rotary supporting structure is fixedly arranged at the right part of the trolley frame, a rotary supporting bearing in the rotary supporting structure penetrates through the trolley frame, the upper end of the rotary supporting structure is fixedly connected with the center of the rotary table, a driven sprocket is fixedly arranged at the lower end of the rotary supporting structure, and the driving sprocket and the driven sprocket are driven by chains. The rotary table is a grid-shaped frame.

Furthermore, the shot blasting device assemblies are provided with a plurality of shot blasting devices which are fixedly installed at the top, the upper right corner, the right side wall and the lower right corner of the shot blasting chamber respectively.

Furthermore, a lifting type chamber door is arranged on the left side of the shot blasting chamber; the bottom surface of the shot blasting chamber is provided with a steel rail matched with the wheels in the turntable device and extends out of the chamber.

Furthermore, the length of the trolley frame is larger than the width of the shot blasting chamber, and a sand leakage plate made of wear-resistant materials is installed on the upper side face of the right end of the trolley frame.

Further, the lifting type chamber door comprises a door body bracket, a lifting door body, a rope winder and a steel wire rope; the door body support is fixedly arranged on the left side of the shot blasting chamber and comprises two vertical door body stand columns and a lifting platform formed by welding square pipes, the lifting platform is fixedly arranged at the upper ends of the two door body stand columns, the rope winder is arranged in the middle of the lifting platform through a fixing base, double rollers are arranged at the tail ends of rotating shafts of the rope winder, and two steel wire ropes are respectively connected and arranged in roller grooves of the double rollers; two guide pulleys are further mounted on the upper side face of the lifting platform and respectively correspond to the two steel wire ropes, and the other ends of the two steel wire ropes are respectively connected to a connecting lug at the top end of the lifting door body around the corresponding guide pulleys; the inner sides of the two door body stand columns are respectively provided with an upper section of guide groove and a lower section of guide groove; two guide wheels matched with the guide grooves are installed on two side edges of the lifting door body and slide up and down along the guide grooves.

Furthermore, the lower ends of the guide grooves are all set to be arc-shaped bends facing the shot blasting chamber.

Compared with the prior art, the utility model has the following beneficial effects: the trolley is optimized and improved, the rotary table for placing the workpieces to be cleaned is moved to one end of the whole trolley, equipment for providing power for the trolley is moved to the other end of the trolley, the total length of the trolley is lengthened, only the rotary table end of the trolley enters the shot blasting chamber and is matched with the lifting type door body arranged in the shot blasting chamber, sealing is completed in the shot blasting cleaning process, only the workpieces to be cleaned and the rotary table end of the trolley are subjected to shot blasting, abrasion to main equipment on the trolley body is reduced, the service life of the trolley is prolonged, and the maintenance and replacement frequency is reduced; meanwhile, the rotary table is arranged in a grid shape and matched with the impeller heads distributed on the outer wall of the impeller blasting chamber, so that all side surfaces and bottom surfaces of the workpiece can be cleaned simultaneously, dead angles are avoided, the impeller blasting operation procedures are reduced, the impeller blasting efficiency and cleaning quality are improved, the labor intensity of workers is reduced, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top plan view of the turntable assembly of the present invention;

FIG. 3 is a front view of the turntable assembly of the present invention;

FIG. 4 is a schematic view of a lift chamber door of the present invention;

FIG. 5 is a right side view of the structure of FIG. 4;

in the figure: 1. the shot blasting machine comprises a shot blasting chamber, 2, a rotary table device, 3, a shot blasting machine assembly, 4, a foundation, 5, a first hopper, 6, a second hopper, 7, a spiral conveyor, 8, a lifter, 9, a lifting pipeline, 10, a filter cartridge dust remover, 11, a dust removal fan, 12, a dust removal air duct, 13, a separator, 14, a maintenance platform, 15, a shot supply system, 16, a lifting type chamber door, 17, shot blasting tracks, 18, workpieces to be cleaned, 19 and steel rails;

160. the lifting door comprises a lifting door body 161, a left door body upright post, 162, a right three-dimensional door post, 163, a lifting platform, 164, a steel wire rope, 165, a rope winder, 166, a double-roller wheel, 167, a guide pulley, 168, a guide wheel, 169 and a guide groove;

201. the automatic sand-leaking trolley comprises a trolley frame 202, a walking speed reducing motor 203, a driving shaft 204, a driving gear 205, a driven gear 206, a driven shaft 207, a turntable rotation speed reducer 208, a rotation supporting structure 209, a driving sprocket 210, a driven sprocket 211, a chain 212, a turntable 213, a sand-leaking plate 214 and wheels.

Detailed Description

It should be noted that, in the present invention, the terms such as "upper", "lower", "left", "right", "front", "back", and the like indicate the orientation or the positional relationship based on the drawings, and the terms are only the terms determined for convenience of describing the structural relationship of the components of the present invention, and do not refer to any components of the present invention, and are not to be construed as limiting the present invention.

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings:

as shown in figure 1, the rotary table type shot blasting machine is integrally and fixedly arranged on a foundation 4 of a designated station, and comprises a shot blasting chamber 1, a shot blasting device assembly 3 arranged on the outer side wall of the shot blasting chamber 1, a rotary table device 2, a shot collecting, separating and transporting system, a shot supplying system 15, a dust removing system and an electric control system. The shot blasting chamber 1 is positioned at the center of the whole device and fixedly arranged on the ground, and two steel rails 19 are transversely arranged on the bottom surface of the shot blasting chamber 1 and extend to the outside of the chamber leftwards; the left side of the shot blasting chamber 1 is provided with a door opening, a lifting type chamber door 16 is installed, and with reference to fig. 4 and 5, the lifting type chamber door 16 comprises a door body support, a lifting door body 160, a rope winder 165 and a steel wire rope 164, the door body support consists of a left door body upright post 161, a right door body upright post 162 and a lifting platform 163, the left door body upright post 161 and the right door body upright post 162 are respectively vertically installed on two sides of the door opening, and are fixedly connected with the chamber wall of the shot blasting chamber 1 through bolts and are symmetrical to each other; the lifting platform 163 is formed by welding a plurality of square pipes, and the left end and the right end of the lifting platform are respectively and fixedly installed at the top ends of the left door body upright post 161 and the right door body upright post 162; the rope winder 165 is installed at the center of the lifting platform 163 through a fixed base, the tail end of a rotating shaft of the rope winder 165 is fixedly provided with a double-roller 166, two vertical belt seat guide pulleys 167 are fixedly arranged on the lifting platform 163, are respectively positioned on the lifting platform 163 at two sides of the rope winder 165 and are symmetrically installed by taking the rope winder 165 as the center; two sections of guide grooves 169 are respectively arranged on the opposite inner sides of the left door body upright post 161 and the right door body upright post 162 along the length direction of the door body upright post, the lower ends of the upper guide grooves are tangent to the upper ends of the lower guide grooves, and the lower ends of the four guide grooves 169 are respectively provided with arc-shaped bent grooves pointing to the shot blasting chamber 1; the lifting door body 160 is arranged between a left door body upright post 161 and a right door body upright post 162, the upper end and the lower end of the left side edge and the right side edge of the lifting door body 160 are respectively provided with a guide wheel 168 which is matched with the guide grooves 169, and the four guide wheels 168 are respectively arranged in four corresponding guide grooves 169 and can drive the lifting door body 160 to slide up and down along the guide grooves 169; the top of the lifting door body 160 is provided with two connecting lugs which are respectively connected with two steel wire ropes 164, the two steel wire ropes 164 are respectively wound around corresponding guide pulleys 167 and then are respectively and fixedly connected to two roller grooves of the double-roller wheel 166, and the rope winder 165 rotates to drive the steel wire ropes 164 to wind, so that the door body is lifted.

A first hopper 5 and a second hopper 6 are arranged in a foundation 4 below the shot blasting chamber 1 and are used for collecting shots; the lower ends of the first hopper 5 and the second hopper 6 are respectively connected with a screw conveyor 7 and are communicated with each other, the rightmost end of the screw conveyor 7 is connected with a lifting pipeline 9, the lifting pipeline 9 is vertically arranged, and a lifter 8 is installed at the top end of the lifting pipeline 9 and is used for conveying the shot; the upper part of the lifting pipeline 9 is connected with a separator 13, a dust removal motor 11 is arranged below the separator 13, the dust removal motor 11 is communicated with a filter cartridge dust remover 10 through a dust removal pipeline 12, and the filter cartridge dust remover 10 is fixed on the foundation 4; the bottom end of the separator 13 is connected with a shot supply system 15, and the shot supply system 15 is connected with the shot blasting device assembly 3 to supply sufficient shots for the shot blasting device assembly.

Shot blasting machine assembly 3 fixed mounting is equipped with 5 groups altogether on the lateral wall of shot blasting room 1, and the top fixed mounting of shot blasting room 1 is a set of, and upper right corner fixed mounting is a set of, and fixed mounting has two sets ofly on the lateral wall of the right side, and lower right corner fixed mounting is a set of, and two sets of shot blasting machine assembly 3 of installing on the 1 right side wall of shot blasting room are central symmetry installation, and five sets of shot blasting machine assembly 3 are all thrown the shot to shot blasting room 1 in with the shot high speed through the notch that sets up on the 1 locular wall of shot blasting room, treat that clearance work piece 18 carries out shot blast cleaning.

Referring to fig. 2 and 3, the turntable device 2 includes a carriage frame 201, a carriage traveling assembly, a turntable 212, and a turntable rotation assembly. The trolley traveling component comprises a traveling speed reducing motor 202, a driving shaft 203 with wheels 214 arranged at two ends and a driven shaft 206 with wheels 214 arranged at two ends; the walking speed reducing motor 202 is fixedly arranged on the bottom surface of the left end of the trolley frame 201, a driving gear 204 is fixedly arranged at the tail end of a rotating shaft of the walking speed reducing motor 202, a driving shaft 203 is rotatably arranged below the left end of the trolley frame 201 and is positioned on the right side of the walking speed reducing motor 202, a driven gear 205 is arranged on the driving shaft 203 and is meshed with the driving gear 204, the driving shaft 203 is driven to rotate through gear transmission, and wheels 214 matched with the steel rails 19 are fixedly arranged at two ends of the driving shaft 203; the driven shaft 206 is rotatably installed on the bottom surface of the right end of the trolley frame 201, and wheels 214 matched with the steel rail 19 are also installed at the two ends of the driven shaft, so that the turntable device 2 can move left and right along the steel rail 19. The turntable rotation assembly comprises a turntable rotation speed reducer 207 and a rotation supporting structure 208, the turntable rotation speed reducer 207 is vertically fixed on the upper end face of the left part of the trolley frame 201 and is positioned on the right side of the driving shaft 203, a rotating shaft of the turntable rotation speed reducer penetrates through the trolley frame 201 and extends out of the bottom face of the trolley frame 201, and a driving sprocket 209 is fixedly installed at the tail end of the rotating shaft; the rotary supporting structure 208 is fixedly installed at the right part of the trolley frame 201, wherein a rotary supporting bearing penetrates through the trolley frame 201, a driven sprocket 210 is fixedly installed at the lower end, the upper end is fixedly connected with the center of the rotary table 212, and the driving sprocket 209 and the driven sprocket 210 are driven by a chain 211 to drive the rotary table 212 to rotate. The turntable 212 is of a hexagonal frame structure, a reinforcing rib plate for supporting is arranged in the middle of the turntable, and the turntable is integrally hollow; a sand leakage plate 213 is installed on the upper surface of the trolley frame 201 below the turntable 212, and the sand leakage plate 213 is made of a wear-resistant material, such as rubber, wear-resistant cast iron, ZGMn13, etc., to protect the vehicle body while facilitating the prevention of shot deposition on the trolley surface.

The using process is as follows: when performing shot blasting on the workpiece 18 to be cleaned, the workpiece 18 to be cleaned is first placed above the turntable 212, and the turntable device 2 is located at the position a in fig. 1. Secondly, the walking speed reducing motor 202 operates to drive the driving shaft 203 to rotate, the rotary table device 2 is pushed to the shot blasting chamber 1, and as the length of the trolley frame 201 is greater than the width of the shot blasting chamber 1, only the right part of the trolley frame 201, where the workpiece 18 to be cleaned is placed, enters the shot blasting chamber 1, and at the moment, the rotary table device 2 is located at a station b in the graph 1; then, the limiting buckle of the rope winder 165 in the lifting type chamber door 16 is released, the lifting door body 160 slides downwards along the guide groove 169 under the action of self gravity, and under the action of the arc-shaped bend at the lower end of the guide groove 169, the lifting door body 160 leans against the shot blasting chamber 1 in the falling process, and finally the lifting door body 160 is tightly attached to the shot blasting chamber 1; sealing blocks are arranged on two sides of the lower end of the door opening of the shot blasting chamber 1 and are tangent to two sides of the trolley frame 201, and therefore the sealing performance of the shot blasting chamber 1 is guaranteed. Then, the five groups of impeller head assemblies 3 arranged on the outer side wall of the impeller head chamber 1 operate simultaneously, the impeller head tracks 17 of the projectiles thrown out by each group of impeller head assemblies 3 are mutually crossed, and the right half part of the workpiece 18 to be cleaned is subjected to impeller head cleaning; meanwhile, the turntable rotation speed reducer 207 operates to drive the turntable 212 to rotate at a constant speed through chain transmission, and the cleaning work of the single workpiece 18 to be cleaned is completed. After the shot blasting cleaning operation is completed, the lifting door 160 rises under the action of the rope winder 165 and the steel wire rope 164, the turntable device 2 moves from the station b to the station a, and the cleaned workpiece is moved out. And the continuous shot blasting of the workpiece 18 to be cleaned is completed in such a reciprocating way.

Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention, and the present invention is not limited to the above-mentioned examples, and those skilled in the art should also make changes, modifications, additions or substitutions within the spirit and scope of the present invention.

Claims (6)

1. A turntable type shot blasting machine comprises a shot blasting chamber, a shot blasting device assembly, a turntable device, a shot collecting, separating and transporting system, a dust removing system and an electric control system; the rotary table device is characterized by comprising a trolley frame, a trolley walking component, a rotary table and a rotary table rotation component; the trolley travelling assembly comprises a travelling speed reducing motor, a driving shaft and a driven shaft, wherein wheels are mounted at two ends of the driving shaft, the driven shaft is mounted at two ends of the driven shaft, the travelling speed reducing motor is fixedly mounted on the lower end face of the left part of the trolley frame, a driving gear is mounted at the tail end of a rotating shaft of the travelling speed reducing motor, the driving shaft is rotatably mounted at the lower end of the left part of the trolley frame, a driven gear is fixedly mounted on the driving shaft and meshed with the driving gear, and the driven shaft is rotatably mounted at the lower end of the right part of the trolley frame; the rotary table rotation assembly comprises a rotary table rotation speed reducer and a rotary support structure, the rotary table rotation speed reducer is vertically and fixedly arranged on the trolley frame and is positioned on the right side of the walking speed reducing motor, a driving chain wheel is fixedly arranged at the tail end of a rotating shaft of the rotary table rotation speed reducer, the rotary support structure is fixedly arranged on the right part of the trolley frame, a rotary support bearing in the rotary support structure penetrates through the trolley frame, the upper end of the rotary table rotation speed reducer is fixedly connected with the center of the rotary table, a driven chain wheel is fixedly arranged at the lower end of the rotary support structure, and the driving chain wheel and the driven chain wheel are in chain transmission; the rotary table is a grid-shaped frame.

2. A turret-type abrator as defined in claim 1, wherein: the shot blasting machine assembly is provided with a plurality of shot blasting machine assemblies which are fixedly arranged at the top, the upper right corner, the right side wall and the lower right corner of the shot blasting chamber respectively in sequence.

3. A turret-type abrator as defined in claim 1, wherein: a lifting type chamber door is arranged on the left side of the shot blasting chamber; the bottom surface of the shot blasting chamber is provided with a steel rail matched with the wheels in the turntable device and extends out of the chamber.

4. A turret-type abrator as defined in claim 1, wherein: the length of the trolley frame is larger than the width of the shot blasting chamber, and the side face on the right end of the trolley frame is provided with a sand leakage plate made of wear-resistant materials.

5. A turret-type abrator as defined in claim 3, wherein: the lifting type chamber door comprises a door body bracket, a lifting door body, a rope winder and a steel wire rope; the door body support is fixedly arranged on the left side of the shot blasting chamber and comprises two vertical door body stand columns and a lifting platform formed by welding square pipes, the lifting platform is fixedly arranged at the upper ends of the two door body stand columns, the rope winder is arranged in the middle of the lifting platform through a fixing base, double rollers are arranged at the tail ends of rotating shafts of the rope winder, and two steel wire ropes are respectively connected and arranged in roller grooves of the double rollers; two guide pulleys are further mounted on the upper side face of the lifting platform and respectively correspond to the two steel wire ropes, and the other ends of the two steel wire ropes are respectively connected to a connecting lug at the top end of the lifting door body around the corresponding guide pulleys; the inner sides of the two door body stand columns are respectively provided with an upper section of guide groove and a lower section of guide groove; two guide wheels matched with the guide grooves are installed on two side edges of the lifting door body and slide up and down along the guide grooves.

6. A turret-type abrator according to claim 5, wherein: the lower ends of the guide grooves are all set to be arc-shaped bends facing the shot blasting chamber.

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