CN216504420U

CN216504420U - Shot blasting machine directly links impeller head

Info

Publication number: CN216504420U
Application number: CN202123308963.2U
Authority: CN
Inventors: 刘超; 王传伟; 解东霖
Original assignee: Harbin Huaqing Casting Machinery Co ltd
Current assignee: Harbin Huaqing Casting Machinery Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-13
Anticipated expiration: 2031-12-27

Abstract

A shot blasting machine directly-connected shot blasting machine belongs to the field of shot blasting machines. The utility model solves the problems that when the shot blasting treatment is carried out on the shot blasting machine at present, the shot blasted by the shot blasting machine splashes irregularly after being hit on the surface of a workpiece, and part of the shot enters the motor bearing cavity along the gap of the motor end cover due to splashing, so that the motor bearing is blocked and the motor stops working. The output shaft of the motor is connected with the shot blasting mechanism through the flange plate, the end cover of the motor is fixedly provided with the connecting disc, the connecting disc is sleeved outside the flange plate, the sealing disc is arranged between the connecting disc and the flange plate, the sealing ring is connected between the sealing disc and the flange plate, the flow guide pipe penetrates through the shot blasting mechanism to be communicated with the interior of the shot blasting mechanism, and the shot blasting mechanism is provided with a discharge hole for throwing out shot. When the shot blasting device is used for carrying out sand blasting treatment, the problem that the motor stops working due to the fact that splashed sand shots enter the inner bearing cavity of the motor can be effectively solved.

Description

Shot blasting machine directly links impeller head

Technical Field

The utility model relates to the field of shot blasting machines, in particular to a direct-connection shot blasting machine of a shot blasting machine.

Background

The shot blasting machine is a processing technology for throwing steel grit steel shots at high speed to impact the surfaces of material objects through a shot blasting machine. Compared with other surface treatment technologies, the shot blasting machine is faster and more effective, and can be used for casting after partial retention or stamping, the existing shot blasting machine drives the impeller to rotate at high speed through the motor to throw out the sand shots through the blades on the impeller, so that the sand blasting treatment on the surface of a workpiece is realized, and because in the sand blasting process, the linear velocity of the sand shot particles when the sand shot particles are thrown out of the edges of the blades is very high, the sand shots fly out at high speed to strike the surface of the workpiece, the sand shots are irregular in splashing after striking the surface of the workpiece, part of the sand shots enter the bearing cavity along the gap of the motor end cover due to splashing, so that the motor stops working and even damages the motor, and the working efficiency of the sand blasting treatment is influenced.

In view of the above, there is a need for a direct-coupled impeller head for a shot blasting machine that can prevent sand from splashing into a bearing cavity of a motor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems that when the shot blasting machine carries out sand blasting treatment at present, sand balls thrown out by the shot blasting machine splash irregularly after striking the surface of a workpiece, and part of the sand balls enter a motor bearing cavity along a gap of a motor end cover due to splashing, so that a motor bearing is blocked to stop working, and further discloses a direct-connection shot blasting machine of a shot blasting machine. The following presents a simplified summary of the utility model in order to provide a basic understanding of some aspects of the utility model. It should be understood that this summary is not an exhaustive overview of the utility model. It is not intended to determine the key or critical elements of the present invention, nor is it intended to limit the scope of the present invention.

The technical scheme of the utility model is as follows:

the utility model provides a shot-blasting machine directly links impeller head, including motor, the ring flange, the honeycomb duct, the connection pad, sealed dish, sealing washer and shot blasting mechanism, the output shaft of motor passes through the ring flange and is connected with the establishment of shot blasting mechanism, the fixed connection pad that is provided with on the end cover of motor, the connection pad suit is in the ring flange outside, be provided with sealed dish between connection pad and the ring flange, be connected with the sealing washer between sealed dish and the ring flange, the honeycomb duct passes and throws the inside intercommunication of ball blasting mechanism and throw ball mechanism, it is provided with the discharge opening that is used for throwing out the shot to throw ball in the ball blasting mechanism.

Compared with the prior art, the utility model has the advantages that: according to the shot blasting machine, the connecting disc is additionally arranged on the end cover of the motor, the sealing disc structure is additionally arranged between the connecting disc and the flange disc, the labyrinth structure designed between the sealing disc and the flange disc effectively prevents sand balls from splashing into a bearing cavity of the motor, the sealing ring is arranged between the sealing disc and the flange disc, under the action of the sealing ring, broken steel particles entering the labyrinth structure can be prevented from entering a motor bearing, double safety is realized through the connecting disc, the sealing disc and the sealing ring, the possibility that the motor bearing is clamped by the sand balls is remarkably reduced, and therefore the service life of the motor is prolonged, and the work efficiency of sand blasting treatment of workpieces is improved.

As an improvement, the shot blasting mechanism comprises impellers, blades and a shot separating sleeve, the impellers are connected with the flange plate, the shot separating sleeve is fixedly arranged on the impellers, a plurality of impellers are uniformly distributed on the outer side surface of the shot separating sleeve, one end of the flow guide pipe is communicated with the shot separating sleeve, the shot separating sleeve uniformly sprays input sand shots, and the sand shots sprayed by the shot blasting mechanism are uniformly beaten on a workpiece under the rotation of the blades driven by the impellers.

As an improvement, the shot blasting mechanism is provided with a directional sleeve, the directional sleeve is arranged between the shot separating sleeve and the blade, sand balls in the shot separating sleeve enter the blade through the directional sleeve, and the directional sleeve enables the sand balls to be discharged from a discharge hole of the shot blasting mechanism, so that directional sand blasting of the shot blasting mechanism is realized.

As the improvement, the equipartition has a plurality of sand flowing grooves on connection pad and the sealed dish respectively, respectively processes 8 sand flowing grooves on connection pad and the sealed dish, when the sealing washer is led to sealed effect to reduce by long-time wearing and tearing, tiny granule flows through the sand flowing groove of processing on sealed dish and the connection pad in connection pad and the sealed dish.

As an improvement, the connecting disc is fixedly connected with the end cover of the motor through bolts, the connecting disc is connected with the end cover of the motor through bolts, the connecting disc and the motor can be conveniently disassembled, assembled and replaced at any time.

As an improvement, the flange plate is fixedly connected with the impeller through bolts, the flange plate is fixed with the impeller through the bolts, and the impeller rotates along with the rotation of the flange plate, so that the shot blasting mechanism improves the more continuous and stable centrifugal force.

Drawings

FIG. 1 is a schematic overall structure diagram of a direct-connected shot blasting machine of a shot blasting machine;

fig. 2 is a schematic view of fig. 1 taken along direction a.

In the figure, 1-motor, 2-flange plate, 3-impeller, 4-blade, 5-shot separation sleeve, 6-directional sleeve, 7-flow guide pipe, 8-connecting disc, 9-sealing disc, 10-sand flowing groove, 11-discharge hole, 12-sealing ring and 13-shot blasting mechanism.

Detailed Description

In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It should be understood that the description is intended to be exemplary, and not intended to limit the scope of the utility model. In the following description, moreover, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Embodiment 1, the embodiment is described with reference to fig. 1-2, and the direct-connection impeller head of the embodiment includes a motor 1, a flange 2, a flow guide pipe 7, a connection disc 8, a sealing disc 9, a sealing ring 10, and an impeller mechanism 13, where the motor 1 drives an output shaft of the motor 1 to rotate, the output shaft of the motor 1 is connected to an impeller 3 of the impeller mechanism 13 through the flange 2, when a rotating shaft rotates, the impeller 3 is driven to rotate at a high speed through the flange 2, sand balls are input into a ball distributing sleeve 5 of the impeller mechanism 13 through the flow guide pipe 7, the ball distributing sleeve 5 is fixedly installed on the impeller 3, a plurality of blades 4 are uniformly distributed on a side wall of the ball distributing sleeve 5, when the impeller 3 rotates at a high speed, the ball distributing sleeve 5 and the blades 4 rotate at a high speed, and under the action of centrifugal force generated when the ball distributing sleeve 5 rotates, the sand balls strike the surface of a workpiece from a discharge hole 11 of the impeller mechanism 13, the surface of the workpiece is treated, in the process of sand blasting treatment, the sand shot and the crushed sand shot at the rear part of the surface of the workpiece can enter a labyrinth structure formed by the connecting disc 8 and the sealing disc 9, and the sealing ring 10 arranged between the sealing disc 9 and the flange plate 2 effectively prevents the sand shot and broken particles from entering a bearing cavity in the motor 1, so that the situation that the motor 1 stops working due to splashing of the sand shot hitting the workpiece in the sand blasting process and entering the bearing cavity of the motor 1 can be effectively avoided.

Embodiment 2, the embodiment is described with reference to fig. 1-2, and the shot blasting machine direct-connection impeller of this embodiment includes a motor 1, a flange 2, a flow guide pipe 7, a connection disc 8, a sealing disc 9, a sealing ring 10, and a shot blasting mechanism 13, where the motor 1 operates to drive an output shaft of the motor 1 to rotate, the output shaft of the motor 1 is connected with an impeller 3 of the shot blasting mechanism 13 through the flange 2, and the impeller 3 is connected with the flange 2 through a bolt. When a rotating shaft rotates, an impeller 3 is driven to rotate at a high speed through a flange plate 2, sand balls are input into a ball distributing sleeve 5 of a ball blasting mechanism 13 through a guide pipe 7, the ball distributing sleeve 5 is fixedly installed on the impeller 3, a plurality of blades 4 are uniformly distributed on the side wall of the ball distributing sleeve 5, a guide sleeve 6 is arranged between the ball distributing sleeve 5 and the blades 4, a discharge hole is formed in the guide sleeve 6 and completely corresponds to a discharge hole 11, the ball distributing sleeve 5 and the blades 4 are driven to rotate at a high speed when the impeller 3 rotates at a high speed, the sand balls are discharged through the discharge hole of the guide sleeve 6 under the action of centrifugal force generated when the ball distributing sleeve 5 rotates, then the sand balls are struck on the surface of a workpiece through the discharge hole 11 of the ball blasting mechanism 13 to treat the surface of the workpiece, in the process of sand blasting treatment, the sand balls which are struck on the rear part of the surface of the workpiece and crushed sand balls can enter a labyrinth structure formed by a connecting disk 8 and a connecting disk 9, the connecting disc 9 is fixedly arranged on an end cover of the motor 1 through bolts, the sealing disc 9 is arranged between the connecting disc 8 and the flange disc 2 and used for sealing a sealing cover of the motor 1 and preventing sand balls from entering, a sealing ring 10 arranged between the sealing disc 9 and the flange disc 2 effectively prevents the sand balls and broken particles from entering a bearing cavity in the motor 1, sand flowing grooves 10 are correspondingly processed on the connecting disc 8 and the sealing disc 9, when the sealing effect is reduced due to the fact that the sealing ring 10 is worn for a long time, the sand balls and fine particles are discharged through the sealing disc 9 and the sand flowing grooves 10 processed on the connecting disc 8 under the effect of centrifugal force, therefore, the situation that the motor 1 stops working due to the fact that the sand balls hitting on a workpiece in the sand blasting process enter the bearing cavity of the motor 1 due to splashing can be effectively avoided, and the guide sleeve 6 is used for preventing the sand balls in the pill separating sleeve 5 from scattering all around under the effect of the centrifugal force, and is discharged only through the discharge hole on the guide sleeve 6.

The present embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to the part thereof without departing from the spirit of the patent.

Claims

1. The utility model provides a shot-blasting machine directly links impeller head which characterized in that: the shot blasting machine comprises a motor (1), a flange plate (2), a flow guide pipe (7), a connecting disc (8), a sealing disc (9), a sealing ring (12) and a shot blasting mechanism (13), wherein an output shaft of the motor (1) is connected with the shot blasting mechanism (13) through the flange plate (2), the connecting disc (8) is fixedly arranged on an end cover of the motor (1), the connecting disc (8) is sleeved on the outer side of the flange plate (2), the sealing disc (9) is arranged between the connecting disc (8) and the flange plate (2), the sealing ring (12) is connected between the sealing disc (9) and the flange plate (2), the flow guide pipe (7) penetrates through the shot blasting mechanism (13) and is communicated with the inner part of the shot blasting mechanism (13), and a discharge hole (11) for throwing out sand shots is formed in the shot blasting mechanism (13).

2. The direct-connection shot blasting machine of claim 1, wherein: the shot blasting mechanism (13) comprises impellers (3), blades (4) and shot separating sleeves (5), the impellers (3) are connected with the flange plates (2), the shot separating sleeves (5) are fixedly arranged on the impellers (3), a plurality of impellers (3) are uniformly distributed on the outer side surfaces of the shot separating sleeves (5), and one end of the flow guide pipe (7) is communicated with the shot separating sleeves (5).

3. The direct-connection shot blasting machine of claim 2, wherein: the shot blasting mechanism (13) is provided with a directional sleeve (6), and the directional sleeve (6) is arranged between the shot separating sleeve (5) and the blades (4).

4. The direct-connection shot blasting machine of claim 1 or 3, wherein: and a plurality of sand flowing grooves (10) are uniformly distributed on the connecting disc (8) and the sealing disc (9) respectively.

5. The direct-connected impeller head of the impeller head of claim 4, wherein: the connecting disc (8) is fixedly connected with an end cover of the motor (1) through a bolt.

6. The direct-connection shot blasting machine of claim 2, wherein: the flange plate (2) is fixedly connected with the impeller (3) through bolts.