阅读说明：本技术 一种吊钩悬挂式抛丸机及其应用方法 (Lifting hook suspension type shot blasting machine and application method thereof ) 是由 李军 张蔓 于 2020-06-30 设计创作，主要内容包括：本发明公开一种吊钩悬挂式抛丸机及其应用方法,属于抛丸机技术领域,包括清理室以及入料轨道架组件；入料轨道架组件包括入料轨道及悬挂吊钩组件,入料轨道的一端伸至清理室的上方,悬挂吊钩组件包括沿入料轨道移动的行走组件以及设置于行走组件下方的吊钩,吊钩上设置有对接链轮；清理室的上部设置上回转装置,上回转装置包括对称设置的两条回转链条,回转链条与对接链轮相适配,所述行走组件能够沿入料轨道移动,使对接链轮同时与两条回转链条对接。此种技术方案使工件可在清理室内旋转,解决了传统抛丸机处理工件每次入舱只能加工一面的问题,且通过调节上回转装置中驱动伺服电机的旋转方向,可使上回转装置起到移动工件的效果。(The invention discloses a lifting hook suspension type shot blasting machine and an application method thereof, belonging to the technical field of shot blasting machines, and comprising a cleaning chamber and a feeding track frame assembly; the feeding track frame assembly comprises a feeding track and a suspension hook assembly, one end of the feeding track extends to the upper side of the cleaning chamber, the suspension hook assembly comprises a traveling assembly moving along the feeding track and a hook arranged below the traveling assembly, and a butt joint chain wheel is arranged on the hook; the upper portion of clearance room sets up slewer, goes up slewer and includes two gyration chains that the symmetry set up, gyration chain and docking sprocket looks adaptation, the walking subassembly can move along the pan feeding track, makes docking sprocket and two gyration chains butt joints simultaneously. According to the technical scheme, the workpiece can rotate in the cleaning chamber, the problem that only one side can be processed when the workpiece enters the cabin in the conventional shot blasting machine is solved, and the upper rotating device can play a role in moving the workpiece by adjusting the rotating direction of the driving servo motor in the upper rotating device.)

1. The utility model provides a lifting hook suspension type shot-blasting machine which characterized in that: the feeding rail frame assembly is used for conveying workpieces into the cleaning chamber;

the feeding track frame assembly comprises a feeding track and a hanging hook assembly arranged on the feeding track, one end of the feeding track extends to the upper part of the cleaning chamber, the hanging hook assembly comprises a walking assembly moving along the feeding track and a hook arranged below the walking assembly, the hook is rotatably arranged below the walking assembly around the axis of the hook, and a butt joint chain wheel is arranged on the hook;

the shot blasting machine is arranged in the cleaning chamber, the upper portion of the cleaning chamber is provided with an upper rotating device, the upper rotating device comprises two rotating chains symmetrically arranged on the left side and the right side of the feeding track and a driving servo motor driving the corresponding rotating chains, the rotating chains are matched with the butt joint chain wheels, the walking assembly can move along the feeding track, and the butt joint chain wheels are in butt joint with the two rotating chains simultaneously.

2. The hook-suspended blasting machine of claim 1, wherein: the feeding track frame assembly further comprises two feeding tracks and a track changing device, and any one feeding track is connected with the feeding track through the track changing device.

3. The hook-suspended blasting machine of claim 1, wherein: and an electric hoist for driving the lifting hook to lift is arranged below the walking assembly.

4. A hook-suspended blasting machine according to any one of claims 1 to 3, wherein: the shot-blast cleaning device is characterized by further comprising a lifting machine assembly, a shot-slag separation assembly and a water dust removal assembly, wherein a shot recovery hopper is arranged at the lower part of the cleaning chamber, a feeding end of the lifting machine assembly is communicated with the shot recovery hopper through a spiral feeding device, a discharging end of the lifting machine assembly is communicated with an inlet end of the shot-slag separation assembly, a shot outlet of the shot-slag separation assembly is communicated with a feeding end of the shot blasting device through a shot supply valve, and a dust outlet of the shot-slag separation assembly is communicated with an inlet end of the water dust removal assembly.

5. The hook-suspended blasting machine of claim 4, wherein: the device also comprises a settler, wherein the inlet end of the settler is communicated with the dust outlet of the pellet and slag separation component, and the dust outlet of the settler is communicated with the inlet end of the water dust removal component.

6. The hook-suspended blasting machine of claim 5, wherein: the dust collector further comprises a cyclone separator, wherein the inlet end of the cyclone separator is communicated with the dust outlet of the settler, and the dust outlet of the cyclone separator is communicated with the inlet end of the water dust removal component.

7. The application method of the hook-suspended shot blasting machine based on claim 6 is characterized by comprising the following steps:

step 1, hoisting a workpiece to be processed on a suspension hook assembly on any feeding rail, butting the feeding rail with a feeding rail through a rail changing device, and driving the workpiece to move towards a cleaning chamber by the suspension hook assembly;

step 2, when the hanging hook assembly drives the workpiece to move to just enter the cleaning chamber, the butt-joint chain wheel on the hook is in butt joint with the two rotary chains at the same time, at the moment, the two driving servo motors are started at the same time, the rotating directions of the two driving servo motors are opposite, and the two rotary chains and the walking assembly drive the workpiece to move towards the inside of the cleaning chamber;

step 3, after the workpiece moves to a preset station, the traveling assembly and the two driving servo motors stop running temporarily to fix the position of the workpiece, and then the impeller head is started to perform impeller blasting on the workpiece;

step 4, after one side of the workpiece facing the shot blasting machine is processed, two driving servo motors are started simultaneously and rotate in the same direction, two rotary chains are matched to drive the butt joint chain wheel to rotate around the axis of the butt joint chain wheel, the workpiece rotates for a certain angle, and the shot blasting machine processes the other side face of the workpiece until the shot blasting processing on the surface of the workpiece is completed;

step 5, the walking assembly is matched with the two rotary chains, the suspension hook assembly is moved out of the cleaning chamber, and meanwhile, the next workpiece to be processed is placed on the suspension hook assembly of the other feeding rail;

and 6, taking down the processed workpiece, simultaneously conveying the next workpiece to be processed into the cleaning chamber, and repeating the steps 1-6.

Technical Field

The invention belongs to the technical field of shot blasting machines, and particularly relates to a lifting hook suspension type shot blasting machine and an application method thereof.

Background

The lift hook suspension type shot blasting machine is widely applied to surface cleaning or strengthening treatment of medium and small cast and forged pieces in the industries of casting, building, chemical engineering, motors, machine tools and the like, and is characterized in that a workpiece is loaded by a lift hook and enters a shot blasting cleaning chamber, and shot blasting is used for throwing shot to the surface of the workpiece, so that the surface of the workpiece reaches certain roughness, the workpiece is more attractive, or the compressive stress of the workpiece is changed to prolong the service life of the workpiece.

When the existing lifting hook suspension type shot blasting machine works, a workpiece enters a cleaning chamber at every time and can only treat one surface of the workpiece, the workpiece cannot rotate in the cleaning chamber, multiple clamping and treatment are required for completely treating one workpiece, and the working efficiency is seriously influenced.

Disclosure of Invention

The invention aims to provide a lifting hook suspension type shot blasting machine and an application method thereof.

In order to achieve the above purpose, the solution of the invention is:

a lifting hook suspension type shot blasting machine comprises a cleaning chamber and a feeding track frame assembly used for conveying workpieces into the cleaning chamber;

the feeding track frame assembly comprises a feeding track and a hanging hook assembly arranged on the feeding track, one end of the feeding track extends to the upper part of the cleaning chamber, the hanging hook assembly comprises a walking assembly moving along the feeding track and a hook arranged below the walking assembly, the hook is rotatably arranged below the walking assembly around the axis of the hook, and a butt joint chain wheel is arranged on the hook;

the shot blasting machine is arranged in the cleaning chamber, the upper portion of the cleaning chamber is provided with an upper rotating device, the upper rotating device comprises two rotating chains symmetrically arranged on the left side and the right side of the feeding track and a driving servo motor driving the corresponding rotating chains, the rotating chains are matched with the butt joint chain wheels, the walking assembly can move along the feeding track, and the butt joint chain wheels are in butt joint with the two rotating chains simultaneously.

The feeding track frame assembly further comprises two feeding tracks and a track changing device, wherein any one feeding track is connected with the feeding track through the track changing device.

An electric hoist used for driving the lifting hook to lift is arranged below the walking assembly.

The shot-blast cleaning device is characterized by further comprising a lifting machine assembly, a shot-slag separation assembly and a water dust removal assembly, wherein a shot recovery hopper is arranged at the lower part of the cleaning chamber, a feeding end of the lifting machine assembly is communicated with the shot recovery hopper through a spiral feeding device, a discharging end of the lifting machine assembly is communicated with an inlet end of the shot-slag separation assembly, a shot outlet of the shot-slag separation assembly is communicated with a feeding end of the shot blasting device through a shot supply valve, and a dust outlet of the shot-slag separation assembly is communicated with an inlet end of the water dust removal assembly.

The device also comprises a settler, wherein the inlet end of the settler is communicated with the dust outlet of the pellet and slag separation component, and the dust outlet of the settler is communicated with the inlet end of the water dust removal component.

The dust collector further comprises a cyclone separator, wherein the inlet end of the cyclone separator is communicated with the dust outlet of the settler, and the dust outlet of the cyclone separator is communicated with the inlet end of the water dust removal component.

The application method of the hook-suspended shot blasting machine comprises the following steps:

step 1, hoisting a workpiece to be processed on a suspension hook assembly on any feeding rail, butting the feeding rail with a feeding rail through a rail changing device, and driving the workpiece to move towards a cleaning chamber by the suspension hook assembly;

step 2, when the hanging hook assembly drives the workpiece to move to just enter the cleaning chamber, the butt-joint chain wheel on the hook is in butt joint with the two rotary chains at the same time, at the moment, the two driving servo motors are started at the same time, the rotating directions of the two driving servo motors are opposite, and the two rotary chains and the walking assembly drive the workpiece to move towards the inside of the cleaning chamber;

step 3, after the workpiece moves to a preset station, the traveling assembly and the two driving servo motors stop running temporarily to fix the position of the workpiece, and then the impeller head is started to perform impeller blasting on the workpiece;

step 4, after one side of the workpiece facing the shot blasting machine is processed, two driving servo motors are started simultaneously and rotate in the same direction, two rotary chains are matched to drive the butt joint chain wheel to rotate around the axis of the butt joint chain wheel, the workpiece rotates for a certain angle, and the shot blasting machine processes the other side face of the workpiece until the shot blasting processing on the surface of the workpiece is completed;

step 5, the walking assembly is matched with the two rotary chains, the suspension hook assembly is moved out of the cleaning chamber, and meanwhile, the next workpiece to be processed is placed on the suspension hook assembly of the other feeding rail;

and 6, taking down the processed workpiece, simultaneously conveying the next workpiece to be processed into the cleaning chamber, and repeating the steps 1-6.

After the scheme is adopted, the invention has the beneficial effects that:

(1) according to the invention, the upper slewing device is arranged at the upper part of the cleaning chamber, so that the workpiece can rotate in the cleaning chamber, the problem that only one side can be processed when the traditional shot blasting machine processes the workpiece in the cabin each time is solved, the working efficiency is greatly improved, and the upper slewing device can play a role in moving the workpiece by adjusting the rotating direction of the driving servo motor in the upper slewing device;

(2) according to the invention, the two feeding rails are arranged on the feeding rail frame assembly, so that the next workpiece can be clamped within the time of processing one workpiece by the shot blasting machine, the problem that the previous workpiece needs to be unloaded after being taken out of the cabin when the next workpiece is clamped by the shot blasting machine in the past is solved, and the working efficiency is greatly improved;

(3) the shot thrown by the shot blasting machine falls into the shot recycling hopper, is lifted by the lifter assembly and then falls into the shot-slag separator, the separation of the shot from dust and waste scraps is realized after the shot is screened by the shot-slag separator, and then the grain diameter of the shot is supplied to the shot blasting machine again by the shot valve, so that the recycling of the shot is realized;

(4) the invention also provides a precipitator and a cyclone separator between the pellet and slag separator and the water dust removal component, the precipitator can precipitate the pellets mixed in the dust and the waste chips by using gravity, and the cyclone separator can perform secondary precipitation on the pellets possibly mixed in the dust and the waste chips by using the separation of vortex airflow in aerodynamics, thereby ensuring that the pellets are completely separated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of a hook-suspended type blasting machine according to the present invention;

FIG. 2 is a schematic diagram of an explosive structure of the hook-suspended blasting machine of the present invention;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is an enlarged schematic view at A in FIG. 2;

FIG. 5 is a schematic view showing the butt joint of a butt chain wheel and a revolving chain in the hook-suspended type blasting machine of the present invention;

fig. 6 is a schematic diagram of the matching of the butt chain wheel and the revolving chain in the hook-suspended type shot blasting machine of the invention.

Reference numerals:

100. a cleaning chamber; 200. a feeding rail frame assembly; 210. feeding a material track; 220. a suspension hook assembly; 221. a walking assembly; 222. a hook; 223. a butt joint chain wheel; 110. a shot blasting machine; 120. an upper slewing device; 121. driving a servo motor; 122. a revolving chain; 230. a feeding track; 240. a track changing device; 250. an electric hoist; 300. a hoist assembly; 400. a pellet and slag separation assembly; 500. a water dedusting assembly; 600. a settler; 700. a cyclone separator.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

The embodiment provides a hook-suspended shot blasting machine, which is shown in fig. 1 to 6 and comprises a feeding track frame assembly 200, a cleaning chamber 100, a lifting machine assembly 300, a shot-slag separating assembly 400, a settler 600, a cyclone separator 700 and a water dust removal assembly 500.

The feeding track frame assembly 200 comprises two feeding tracks 230, two feeding tracks 210, two track changing devices 240 and a hanging hook assembly 220, one end of each of the two feeding tracks 230 is opposite to one end of each of the feeding tracks 210, the other end of each of the feeding tracks 210 extends to the upper portion of the cleaning chamber 100, each track changing device 240 is arranged between the feeding tracks 230 and the corresponding feeding track 210, and any one feeding track 230 can be connected with the corresponding feeding track 210 by adjusting the track changing device 240. The suspension hook assembly 220 includes a traveling assembly 221 movable along the feeding rail 230 and the feeding rail 210, and the traveling assembly 221 includes a traveling wheel and a traveling motor for driving the traveling wheel to rotate. An electric hoist 250 is arranged below the traveling assembly 221, a hook 222 is hung below the electric hoist 250, and the hook 222 can rotate along the axis direction thereof. A docking sprocket 223 is coaxially and fixedly provided on the hook 222.

The hanging hook assembly 220 can be loaded onto the feeding rail frame assembly 200 from the end of the loading rail 230, moved along the loading rail 230 onto the feeding rail 210, and then moved along the feeding rail 210 into the cleaning chamber 100, so as to convey the workpiece hung on the hook 222 into the cleaning chamber 100.

Two impeller heads 110 are arranged on one side in the cleaning chamber 100, and can perform impeller blasting treatment on the workpieces in the cleaning chamber 100. An upper rotating device 120 is disposed at the upper portion of the cleaning chamber 100, the upper rotating device 120 includes two rotating chains 122 symmetrically disposed at the left and right sides of the feeding track 210, and one side of the two rotating chains 122 adjacent to the feeding track 210 is parallel to the feeding track 210. Both the revolving chains 122 are driven by a drive servo motor 121. It should be noted that the two driving servo motors 121 are both double-pulse servo motors, and forward and reverse rotation can be achieved.

When the hanging hook assembly 220 moves along the feeding track 210 and just enters the cleaning chamber 100, the docking sprocket 223 on the hook 222 can be docked with the two rotary chains 122 at the same time, at the moment, the rotation directions of the two driving servo motors 121 are opposite, and one sides of the two rotary chains 122 close to the feeding track 210 move towards the rear of the cleaning chamber 100, so that the two rotary chains 122 are docked with the docking sprocket 223 at the same time, and along with the continuous movement of the two rotary chains 122, the hanging hook assembly 221 can be matched with the walking assembly 221 to drive the hook 222 and the workpiece to move towards the cleaning chamber 100 together, and the workpiece is sent to a designated position together. After the workpiece is driven by the hook 222 to move to the shot blasting station in the cleaning chamber 100, the position of the hook 222 is kept fixed, the shot blasting device 110 in the cleaning chamber 100 performs shot blasting on the workpiece, after one side of the workpiece is blasted for a period of time, the rotation directions of the two driving servo motors 121 are the same, the two rotary chains 122 are matched with the butt joint chain wheel 223, the butt joint chain wheel 223 can be driven to rotate around the axis of the butt joint chain wheel 223, and the shot blasting device 110 can process the other side of the workpiece. After the processing of the workpiece is completed, the traveling unit 221 moves the hanging hook unit 220 out of the cleaning chamber 100 together with the two revolving chains 122.

Because the two feeding rails 230 are arranged, the next workpiece can be clamped within the time of processing one workpiece by the shot blasting machine, the problem that the previous workpiece needs to be unloaded after being taken out of the cabin when the next workpiece is clamped by the shot blasting machine in the prior art is solved, and the working efficiency is greatly improved.

The lower part of the cleaning chamber 100 is provided with a pill recovery hopper, the feeding end of the elevator assembly 300 is communicated with the pill recovery hopper through a spiral feeding device, the discharging end of the elevator assembly 300 is communicated with the inlet end of the pill-residue separation assembly 400, the pill outlet of the pill-residue separation assembly 400 is communicated with the feeding end of the impeller head 110 through a pill supply valve, the dust outlet of the pill-residue separation assembly 400 is communicated with the inlet end of the settler 600, the dust outlet of the settler 600 is communicated with the inlet end of the cyclone separator 700, and the dust outlet of the cyclone separator 700 is communicated with the inlet end of the water dust removal assembly 500.

After the impact of the shot particles thrown by the impeller head 110 is finished, the shot particles and the dust and waste scraps fall into a shot particle recovery hopper at the lower part of the cleaning chamber 100 along with the gravity, the shot particles and the dust and waste scraps are conveyed to a feeding end of the elevator assembly 300 by a spiral feeding device, then the elevator assembly is lifted to the upper part of the elevator assembly 300 and falls into the shot and residue separator from a discharging end of the elevator assembly 300, the shot particles and the dust and waste scraps enter the shot and residue separator and are separated under the action of the gravity, the separated shot particles pass through a shot supply valve of the shot and residue separator and are supplied to a feeding end of the impeller head 110 again to realize the recycling of the shot particles, the separated dust and waste scraps enter the settler 600 from a dust outlet of the shot and residue separator, a small amount of the shot particles are mixed in the dust and waste scraps entering the settler 600 at the moment, the settler 600 settles the shot particles by utilizing the gravity, the dust and waste scraps enter the cyclone separator 700, and, the secondary sedimentation is carried out on the pills possibly still mixed in the dust and the scraps, the complete separation of the pills is ensured, the separated pills are stored at the bottom of the cyclone separator 700, and the dust and the scraps enter the water dust removal assembly 500, so that the gas dust removal is realized.

The embodiment also provides an application method of the hook-suspended shot blasting machine, which comprises the following steps:

s1: a workpiece to be processed is hoisted on a suspension hook assembly on any feeding rail, the feeding rail is butted with a feeding rail through a rail changing device, and then the suspension hook assembly drives the workpiece to move to a cleaning chamber;

s2: when the hanging hook assembly drives the workpiece to move to just enter the cleaning chamber, the butt-joint chain wheel on the hook is in butt joint with the two rotary chains at the same time, at the moment, the two driving servo motors are started at the same time, the rotating directions of the two driving servo motors are opposite, and the two rotary chains and the walking assembly drive the workpiece to move towards the inside of the cleaning chamber together;

s3: after the workpiece moves to a preset station, the walking assembly and the two driving servo motors stop running temporarily to fix the position of the workpiece, and then the impeller head is started to perform impeller blasting on the workpiece;

s4: after one side of the workpiece facing the shot blasting machine is processed, two driving servo motors are started simultaneously and rotate in the same direction, two rotary chains are matched to drive a butt joint chain wheel to rotate around the axis of the butt joint chain wheel, the workpiece rotates for a certain angle, and the shot blasting machine processes the other side face of the workpiece until the shot blasting processing on the surface of the workpiece is completed;

s5: the walking component is matched with the two rotary chains, the suspension hook component is moved out of the cleaning chamber, and meanwhile, the next workpiece to be processed is placed on the suspension hook component of the other feeding track;

s6: and taking down the processed workpiece, conveying the next workpiece to be processed into the cleaning chamber, and circulating the operations.

Therefore, the workpiece can rotate in the cleaning chamber 100, the problem that only one side can be processed when the workpiece enters the cabin every time in the traditional shot blasting machine is solved, the working efficiency is greatly improved, and the upper rotating device 120 can play a role in moving the workpiece by adjusting the rotating direction of the driving servo motor 121 in the upper rotating device 120.

In addition to the above embodiments, the present invention may have other embodiments; all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.