Motor shell shot blasting machine

Abstract

The utility model relates to a motor casing shot blasting machine which comprises a machine box with a shot blasting cavity, a shot blasting device and a hollow crawler belt mechanism, a feeding opening is formed in one side of the shot blasting cavity, the hollow crawler belt mechanism is arranged in the shot blasting cavity, and a concave working area is formed in the hollow crawler belt mechanism; the hollowed-out crawler belt mechanism comprises a hollowed-out crawler belt, a first driving part, a driving roller, a driven roller, a second driving part, a moving seat and a movable roller, the driving roller and the driven roller are rotationally arranged on the machine box in the horizontal axis direction, the second driving part is used for driving the moving seat to move in the vertical direction, and the movable roller is rotationally arranged on the moving seat in the horizontal axis direction; and the hollow crawler belt is in transmission connection with the three rollers. After shot blasting work is completed, the second driving piece drives the movable roller to move downwards, the hollowed-out crawler belt between the movable roller and the driving roller is changed into an obliquely-downward linear type from an inwards-concave arc shape, the motor shell on the hollowed-out crawler belt can roll down from the hollowed-out crawler belt, and by matching with reverse rotation of the hollowed-out crawler belt, an operator can be better helped to conduct discharging on the motor shell.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shot blasting machine field, in particular to a motor shell shot blasting machine. BACKGROUND

[0002] Shot blasting machine is one of metal surface treatment equipment, when working, numerous special pellets are thrown to the metal surface of casting at high speed, and the functions such as rust removal, surface sanding and internal stress elimination can be completed.

[0003] Among them, the crawler-type shot blasting cleaning machine is particularly suitable for the shot blasting work of a large number of small workpieces, the upper part of the machine box is provided with a hollow crawler mechanism, the shot blasting system is installed directly above the crawler mechanism, the pellet recycling mechanism is arranged below the crawler mechanism, and the work area in the form of a concave is arranged above the crawler mechanism to prevent the workpiece from separating from the crawler, and the crawler mechanism is used for continuously turning over the workpiece to ensure the uniformity of shot blasting.

[0004] When the motor shell is shot blasted, the operator directly throws the motor shell onto the crawler by opening the door, and after shot blasting, the motor shell is taken out, since the work area is concave, the operator needs to stretch his hand to the relatively inner position to take out the motor shell after shot blasting, and if a heavy motor shell is encountered, it is more difficult to take out. UTILITY MODEL CONTENTS

[0005] In order to facilitate the operator to take out the motor shell after shot blasting, the application provides a motor shell shot blasting machine.

[0006] The motor shell shot blasting machine provided by the application adopts the following technical scheme:

[0007] A motor shell shot blasting machine, comprising a machine box with a shot blasting chamber, a shot blasting machine and a hollow crawler mechanism, one side of the shot blasting chamber is provided with a feeding port, the hollow crawler mechanism is arranged in the shot blasting chamber, the hollow crawler mechanism forms a work area in the form of a concave, and the shot blasting machine is located above the hollow crawler mechanism.

[0008] The hollow crawler mechanism comprises a hollow crawler, a driving part one, a driving roller, a driven roller, a driving part two, a moving seat and a movable roller, the driving roller and the driven roller are both rotationally arranged on the machine box along the horizontal axis direction, the driving roller is located directly above the driven roller, the driving part one drives the driving roller to rotate, the driving part two is arranged on the machine box and is used for driving the moving seat to move along the vertical direction, the movable roller is rotationally arranged on the moving seat along the horizontal axis direction, the movable roller is located on the side of the driving roller and the driven roller close to the feeding port, and the hollow crawler is transmissionally connected to the driving roller, the driven roller and the movable roller.

[0009] By adopting the technical scheme, after the shot blasting work is completed, the driving member two drives the moving seat to move downward, and drives the movable roller to move downward, so that the hollow track between the movable roller and the driving roller changes from the inner concave arc shape to the straight line shape downward, the motor shell on the hollow track can roll off the hollow track, and the reverse rotation of the hollow track can better help the operator to unload the motor shell.

[0010] Preferably, it further comprises a retaining mechanism, the retaining mechanism comprises two tensioning wheels, two moving blocks and two first springs, first grooves are formed in the inner walls of the two sides of the shot blasting chamber in the inclined direction respectively, the two moving blocks are connected to the two first grooves in a sliding manner respectively, the two first springs are located in the two first grooves respectively, the two ends of the first spring are abutted on the top wall of the first groove and the top surface of the moving block respectively, the first spring is always in a compressed state, and the two tensioning wheels are rotatably arranged on the two moving blocks in the horizontal axis direction and are always abutted on the hollow track between the driving roller and the movable roller.

[0011] By adopting the technical scheme, the tensioning wheel can always keep the hollow track between the driving roller and the driven roller and between the movable roller and the driven roller in a straight line tensioning arrangement, and when the movable roller is in a normal working state, the working area of the hollow track is always kept in an inner concave arrangement, so as to facilitate the operator to place the motor shell and other workpieces in the working area.

[0012] Preferably, the tensioning wheel is covered with an elastic pad.

[0013] By adopting the technical scheme, the elastic pad can protect the tensioning wheel and the motor shell and other shot blasting workpieces.

[0014] Preferably, the moving block is provided with a cover plate, the cover plate is attached to the inner wall of the shot blasting chamber and always covers the first spring, and an inclined surface downward and obliquely is formed in the bottom of the first groove.

[0015] By adopting the technical scheme, the cover plate can prevent the shot blasting from affecting the first spring, and the inclined surface can make the shot blasting entering the first groove better roll off the first groove.

[0016] Preferably, it further comprises a shot recycling mechanism, the shot recycling mechanism is used for collecting and transporting the shot blasting below the hollow track mechanism back to the shot blasting machine, the shot recycling mechanism comprises a receiving hopper, a horizontal screw conveying assembly and a vertical screw conveying assembly, the receiving hopper is arranged on the machine box and is located directly below the hollow track mechanism, the screw conveying assembly is arranged below the receiving hopper, the screw conveying assembly is arranged below the receiving hopper and is used for conveying the shot blasting collected by the receiving hopper, and the bottom inlet of the vertical screw conveying assembly is communicated with the discharge end of the horizontal screw conveying assembly, and the top discharge outlet of the vertical screw conveying assembly is communicated with the shot blasting machine.

[0017] Preferably, the drive member three is arranged on the cabinet, and the receiving assembly is arranged below the hollow track mechanism, the drive member three is used to drive the receiving assembly to move in the horizontal direction, and the receiving assembly is used to receive the workpiece discharged by the hollow track mechanism.

[0018] By adopting the above technical scheme, after the movable roller moves downward, the hollow track between the movable roller and the driving roller is automatically arranged in an inclined straight line, so that the motor shell and other workpieces above may roll down directly under the action of gravity, which may cause the motor shell and other workpieces to fall directly and cause certain safety hazards if not received by the operator in time, and therefore the motor shell and other workpieces are received by the receiving assembly.

[0019] Preferably, the receiving assembly comprises a frame body and a receiving net, the output shaft of the drive member three is arranged on the frame body, the receiving net is arranged on the frame body and used to receive the workpiece, and support blocks are arranged on the inner walls of the two sides of the shot blasting chamber close to the feeding port, the support blocks are arranged below the frame body and used to support the frame body.

[0020] By adopting the above technical scheme, the motor shell and other workpieces are received by the receiving net, and the receiving net can play a certain buffering role.

[0021] The technical effects of the utility model mainly lie in the following aspects:

[0022] 1. After the shot blasting work is completed, the drive member two drives the moving seat to move downward, and drives the movable roller to move downward, so that the hollow track between the movable roller and the driving roller changes from the concave arc shape to the inclined straight line, the motor shell on the hollow track can roll down from the hollow track, and in cooperation with the reverse rotation of the hollow track, the operator can better help to discharge the motor shell;

[0023] 2. The tensioning wheel can always keep the hollow track between the driving roller and the driven roller and between the movable roller and the driven roller arranged in a straight line, when the movable roller is in the normal working state, the working area of the hollow track is always arranged in a concave shape, and the operator can place the motor shell and other workpieces in the working area. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is the overall structure schematic view of the embodiment of the application.

[0025] Figure 2 is the sectional view along the line A-A in figure Figure 1 .

[0026] Figure 3 is the structure schematic view of the hollow track mechanism in the discharging state of the embodiment of the application.

[0027] Figure 4 is a partial structure diagram of the receiving hopper and the holding mechanism of the embodiment of the application.

[0028] Explanation of reference numerals: 1, case; 11, shot blasting chamber; 12, door plate; 121, gate block; 122, limiting groove; 13, gate lever; 14, shot blaster; 2, hollow track mechanism; 21, hollow track; 211, working area; 22, driving member one; 23, driving roller; 24, driven roller; 25, driving member two; 26, moving seat; 27, movable roller; 3, holding mechanism; 31, tensioning roller; 32, moving block; 321, cover plate; 33, first spring; 34, first groove; 341, inclined surface; 4, shot recycling mechanism; 41, receiving hopper; 42, horizontal screw conveying assembly; 43, vertical screw conveying assembly; 51, frame body; 52, receiving net; 53, driving member three. DETAILED DESCRIPTION

[0029] The following will be described in detail in combination with the accompanying Figures 1-4 The application will be further described in detail to make the technical solution of the application easier to understand and master.

[0030] The embodiment of the application discloses a motor shell shot blasting machine.

[0031] With reference to Figure 1 and Figure 2 , the motor shell shot blasting machine of the embodiment comprises a case 1 provided with a shot blasting chamber 11, a shot blaster 14 and a hollow track mechanism 2, one side of the shot blasting chamber 11 is provided with a feeding port, the shot blasting chamber 11 is provided with the hollow track mechanism 2, the hollow track mechanism 2 forms a concave working area 211, and the shot blaster 14 is located above the hollow track mechanism 2.

[0032] With reference to Figure 1 and Figure 3 , the feeding port is rotatably provided with a door plate 12, the door plate 12 is provided with a gate block 121 provided with a limiting groove 122, and the case 1 is rotatably provided with a gate lever 13; when the gate lever 13 is rotated into the limiting groove 122, the door plate 12 is closed and cannot be opened; when the gate lever 13 is rotated away from the limiting groove 122 and the door plate 12, the door plate 12 can be opened.

[0033] With reference to Figures 1-3, The hollow track mechanism 2 comprises a hollow track 21, a driving part one 22, a driving roller 23, a driven roller 24, a driving part two 25, a moving seat 26 and a movable roller 27, the driving roller 23 and the driven roller 24 are both rotationally arranged on the cabinet 1 along the horizontal axis direction, the driving roller 23 is located directly above the driven roller 24, the driving part one 22 drives the driving roller 23 to rotate, the driving part two 25 is arranged on the cabinet 1 and is used to drive the moving seat 26 to move along the vertical direction, the movable roller 27 is rotationally arranged on the moving seat 26 along the horizontal axis direction, the movable roller 27 is located on the side of the driving roller 23 and the driven roller 24 close to the feeding port, and the hollow track 21 is transmissionally connected to the driving roller 23, the driven roller 24 and the movable roller 27.

[0034] With reference to Figures 1-3 After the shot blasting work is completed, the driving part two 25 drives the moving seat 26 to move downward, and drives the movable roller 27 to move downward, so that the hollow track 21 between the movable roller 27 and the driving roller 23 changes from the concave arc shape to the straight line shape downward, the motor shell on the hollow track 21 can roll off from the hollow track 21, and the reverse rotation of the hollow track 21 can better help the operator to unload the motor shell.

[0035] With reference to Figures 2-4 The hollow track mechanism 2 further comprises a retaining mechanism 3, the retaining mechanism 3 comprises two tensioning wheels 31, two moving blocks 32 and two first springs 33, first grooves 34 are formed in the inner walls of the two sides of the shot blasting chamber 11 along the inclined direction, the two moving blocks 32 are slidingly connected to the two first grooves 34 respectively, the two first springs 33 are located in the two first grooves 34 respectively, the two ends of the first spring 33 abut against the top wall of the first groove 34 and the top surface of the moving block 32 respectively, the first spring 33 is always in a compressed state, and the two tensioning wheels 31 are rotationally arranged on the two moving blocks 32 along the horizontal axis direction, and the tensioning wheel 31 always abuts against the hollow track 21 between the driving roller 23 and the movable roller 27.

[0036] With reference to Figures 2-4 The tensioning wheel 31 can always keep the hollow track 21 between the driving roller 23 and the driven roller 24 and between the movable roller 27 and the driven roller 24 in a straight line tensioning mode, when the movable roller 27 is in a normal working state, the working area 211 of the hollow track 21 is always kept in a concave mode, and the operator can conveniently place the motor shell and other workpieces.

[0037] With reference to Figures 2-4 The tensioning wheel 31 is coated with an elastic pad. The elastic pad can protect the tensioning wheel 31 and the motor shell and other shot blasting workpieces.

[0038] With reference to Figures 2-4The moving block 32 is provided with a cover plate 321, which is attached to the inner wall of the shot blasting chamber 11 and always covers the first spring 33. The bottom of the first groove 34 is provided with an inclined surface 341. The cover plate 321 can prevent the shot blasting from affecting the first spring 33. The inclined surface 341 can make the shot entering the first groove 34 roll out of the first groove 34 better.

[0039] With reference to Figure 2 And Figure 4 The shot recycling mechanism 4 is used to collect and transport the shot under the hollow track mechanism 2 back to the shot blaster 14. The shot recycling mechanism 4 includes a receiving hopper 41, a horizontal screw conveying assembly 42, and a vertical screw conveying assembly 43. The receiving hopper 41 is arranged on the cabinet 1 and is located directly below the hollow track mechanism 2. The screw conveying assembly is arranged below the receiving hopper 41 and is used to transport the shot collected by the receiving hopper 41. The bottom end of the vertical screw conveying assembly 43 is communicated with the discharge end of the horizontal screw conveying assembly 42, and the top end of the vertical screw conveying assembly 43 is communicated with the shot blaster 14. The horizontal screw conveying assembly 42 and the vertical screw conveying assembly 43 are both driven by a motor to rotate the screw for transportation, which is a prior art and will not be described here.

[0040] With reference to Figures 2-4 The driving member three 53 is arranged on the cabinet 1, and the receiving assembly is located below the hollow track mechanism 2. The driving member three 53 is used to drive the receiving assembly to move in the horizontal direction, and the receiving assembly is used to receive the workpiece discharged from the hollow track mechanism 2. The driving member three 53 is preferably an air cylinder.

[0041] With reference to Figures 2-4 Since the hollow track 21 between the movable roller 27 and the driving roller 23 is automatically arranged in an inclined straight line after the movable roller 27 moves downward, the motor shell and other workpieces above may directly roll down under the action of gravity. If the operator does not timely receive them, the motor shell and other workpieces will directly fall, causing certain safety hazards. Therefore, the receiving assembly is used to receive the motor shell and other workpieces.

[0042] With reference to Figures 2-4 The receiving assembly is located above the receiving hopper 41 and includes a frame body 51 and a receiving net 52. The output shaft of the driving member three 53 is arranged on the frame body 51, and the receiving net 52 is arranged on the frame body 51 and is used to receive the workpiece. The inner walls of the two sides of the shot blasting chamber 11 near the feeding port are respectively provided with support blocks, which are located below the frame body 51 and are used to support the frame body 51.

[0043] With reference to Figures 2-4The motor shell and other workpieces are supported by the supporting net 52, the supporting net 52 can play a certain buffering role, and the apertures of the supporting net 52 are also sufficient for the shot blasting to pass through.

[0044] Of course, the above is only a typical example of the present application, in addition to which the present application can have other various specific embodiments, and any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of the present application.

Claims

1. An electric machine housing shot-blasting machine, characterized in that: The device comprises a machine box (1) with a shot blasting chamber (11), a shot blasting device (14) and a hollow track mechanism (2), the shot blasting chamber (11) has a feeding port on one side, the hollow track mechanism (2) is arranged in the shot blasting chamber (11), and the hollow track mechanism (2) forms a concave working area (211), and the shot blasting device (14) is arranged above the hollow track mechanism (2). The hollow track mechanism (2) comprises a hollow track (21), a driving member (22), a driving roller (23), a driven roller (24), a driving member (25), a moving base (26) and a movable roller (27), the driving roller (23) and the driven roller (24) are arranged on the machine box (1) and rotate along the horizontal axis direction, the driving roller (23) is arranged above the driven roller (24), the driving member (22) drives the driving roller (23) to rotate, the driving member (25) is arranged on the machine box (1) and drives the moving base (26) to move along the vertical direction, the movable roller (27) is arranged on the moving base (26) and rotates along the horizontal axis direction, the movable roller (27) is arranged on the side of the driving roller (23) and the driven roller (24) close to the feeding port, and the hollow track (21) is transmissionally connected to the driving roller (23), the driven roller (24) and the movable roller (27).

2. A motor casing shot blasting machine as claimed in claim 1, wherein: The device further comprises a retaining mechanism (3), the retaining mechanism (3) comprises two tensioning wheels (31), two moving blocks (32) and two first springs (33), first grooves (34) are arranged on the inner walls of the two sides of the shot blasting chamber (11) and extend along the inclined direction, the two moving blocks (32) are slidingly connected to the two first grooves (34), respectively, the two first springs (33) are arranged in the two first grooves (34), respectively, the two ends of the first spring (33) are abutted against the top wall of the first groove (34) and the top surface of the moving block (32), respectively, the first spring (33) is always in a compressed state, and the two tensioning wheels (31) are rotationally arranged on the two moving blocks (32) along the horizontal axis direction, and the tensioning wheel (31) is always abutted against the hollow track (21) between the driving roller (23) and the movable roller (27).

3. A motor casing shot blasting machine as claimed in claim 2, wherein: The tensioning wheel (31) is coated with an elastic pad.

4. A motor casing shot blasting machine as claimed in claim 2, wherein: The moving block (32) is provided with a covering plate (321), the covering plate (321) is attached to the inner wall of the shot blasting chamber (11) and always covers the first spring (33), and the bottom of the first groove (34) is provided with an inclined surface (341) inclined downward.

5. A motor casing shot blasting machine as claimed in claim 1, wherein: The shot recycling mechanism (4) is used for collecting and transporting the shot under the hollow track mechanism (2) back to the shot thrower (14), and the shot recycling mechanism (4) comprises a receiving hopper (41), a horizontal screw conveying assembly (42) and a vertical screw conveying assembly (43), the receiving hopper (41) is arranged on the cabinet (1), the receiving hopper (41) is located directly below the hollow track mechanism (2), the screw conveying assembly is arranged below the receiving hopper (41), the screw conveying assembly is arranged below the receiving hopper (41) and is used for conveying the shot collected by the receiving hopper (41), the bottom end of the vertical screw conveying assembly (43) is communicated with the discharge end of the horizontal screw conveying assembly (42), and the top end of the vertical screw conveying assembly (43) is communicated with the shot thrower (14).

6. A motor casing shot blasting machine as claimed in claim 1, wherein: The driving member three (53) is arranged on the cabinet (1), the receiving assembly is located below the hollow track mechanism (2), the driving member three (53) is used for driving the receiving assembly to move in the horizontal direction, and the receiving assembly is used for receiving the workpiece discharged below the hollow track mechanism (2).

7. A motor casing shot blasting machine as claimed in claim 6, wherein: The receiving assembly comprises a frame body (51) and a receiving net (52), the output shaft of the driving member three (53) is arranged on the frame body (51), the receiving net (52) is arranged on the frame body (51) and is used for receiving the workpiece, and the shot chamber (11) is provided with a supporting block on the inner wall of each side close to the feeding port, the supporting block is located below the frame body (51) and is used for supporting the frame body (51).

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