Positioning device for ductile iron polishing

Abstract

The utility model relates to the field of ductile iron polishing, in particular to a positioning device for ductile iron polishing, which comprises a bottom plate, fixing structures distributed at equal intervals are arranged on the outer wall of the top of the bottom plate, electric push rods are mounted at four corners of the outer wall of the top of the bottom plate, a top plate is mounted on the outer walls of the top ends of the electric push rods, and a polishing assembly is arranged on the outer wall of the bottom of the bottom plate. The fixing structure comprises fixing grooves formed in the outer wall of the top of the bottom plate at equal intervals, a two-way screw rotationally connected to the centers of the fixing grooves, clamping rods in threaded connection to the outer walls of the two ends of the two-way screw, and damping rotating shafts installed on the outer walls of the top ends of the clamping rods. The polishing assembly comprises a polishing groove formed in the outer wall of the bottom of the top plate. The electric push rod drives the grinding belt on the top plate to descend, the grinding belt makes contact with an iron ball weld joint, grinding and rotary uniform grinding are facilitated, grinding uniformity is improved, grinding efficiency is improved, and the iron ball weld joint is conveniently positioned.

Description

TECHNICAL FIELD

[0001] The utility model relates to nodular cast iron polishing technical field, especially nodular cast iron polishing positioning device. BACKGROUND

[0002] Metal processing is short for metalworking, refers to the human by metal element or with metal element as the main constitute the material that has the metal characteristic carries out the processing production activity, is the technology that includes the bridge, ship etc. Large -scale parts, even engine, jewelry, wrist -watch subtle group, is processed into the article, spare part, component of metal material,

[0003] The current metal ball part adopts seamless technology to make, this mode is high in cost, most iron ball is welded, therefore needs to polish the weld joint after welding, the current polishing structure is once only to polish when polishing the iron ball, it is more inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at above -mentioned problem and insufficient, proposes a kind of nodular cast iron polishing positioning device: fixed motor drives holding pole to be close to each other, holding pole drives arc plate on the damping pivot to clamp iron ball by close to each other, starts electric push rod and polishing motor, electric push rod drives the descending of polishing tape on top plate, and polishing tape contacts with iron ball weld joint, it is convenient to polish, it is convenient to rotate even polishing, improve polishing evenness, improve polishing efficiency, solve the problem of low single polishing efficiency.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of nodular cast iron polishing positioning device, including bottom plate, the top outer wall of the bottom plate is equipped with equidistance distribution fixed structure, and electric push rod is installed in the four corners of bottom plate top outer wall, electric push rod top outer wall is equipped with top plate, and the bottom outer wall of bottom plate is equipped with polishing assembly;Fixed structure includes equidistance opening in the fixed groove of bottom plate top outer wall, bidirectional screw rod rotationally connected at the center of fixed groove, holding pole is screw-connected on the outer wall of both ends of bidirectional screw rod and the damping pivot is installed on the top outer wall of holding pole;Polishing assembly includes polishing groove opened in the bottom outer wall of top plate and driving roller rotationally connected in the inner wall of polishing groove at equidistance.

[0007] Preferably, the bottom end outer wall of the holding pole is slidingly connected to the inner wall of the fixed groove, and a fixed motor is installed on the outer wall of one side of the bottom plate at the bidirectional screw rod.

[0008] Preferably, the arc plate is installed on the outer wall of one end of the damping pivot, and a pin hole is formed in one end of the damping pivot.

[0009] Preferably, the top side outer wall of the holding rod is welded with a fixed plate at the bottom of the damping rotating shaft, and a positioning hole is formed in the fixed plate, a pin hole is inserted with a pin shaft, and one end of the pin shaft is slidingly connected in the positioning hole.

[0010] According to the above scheme: the fixed motor drives the holding rods to approach each other, the holding rods drive the arc-shaped plates on the damping rotating shaft to clamp the iron ball, the electric push rod and the polishing motor are started, the electric push rod drives the polishing belt on the top plate to descend, the polishing belt contacts the iron ball weld seam, polishing is facilitated, uniform polishing is facilitated, polishing uniformity is improved, polishing efficiency is improved, and the iron ball weld seam is positioned.

[0011] Preferably, the outer wall of the driving roller is provided with a polishing belt, and a polishing motor is installed on one end of the driving roller through the top plate.

[0012] Preferably, the polishing motor, the electric push rod and the fixed motor are connected with a switch through wires, and the switch is connected with a power supply through wires.

[0013] The beneficial effects of the utility model are:

[0014] 1, the fixed motor drives the holding rods to approach each other, the holding rods drive the arc-shaped plates on the damping rotating shaft to clamp the iron ball, the electric push rod and the polishing motor are started, the electric push rod drives the polishing belt on the top plate to descend, the polishing belt contacts the iron ball weld seam, polishing is facilitated, uniform polishing is facilitated, polishing uniformity is improved, polishing efficiency is improved, and the iron ball weld seam is positioned. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model proposes a kind of overall structure schematic diagram of positioning device for nodular iron polishing;

[0016] Figure 2 The utility model proposes the bottom plate structure schematic diagram of positioning device for nodular iron polishing;

[0017] Figure 3 The utility model proposes the holding rod structure schematic diagram of positioning device for nodular iron polishing;

[0018] Figure 4 The utility model proposes the top plate structure schematic diagram of positioning device for nodular iron polishing.

[0019] In the drawing: 1 bottom plate, 2 electric push rod, 3 top plate, 4 fixed structure, 5 polishing assembly, 6 fixed groove, 7 bidirectional screw rod, 8 holding rod, 9 damping rotating shaft, 10 fixed plate, 11 pin shaft, 12 arc-shaped plate, 13 polishing groove, 14 driving roller, 15 polishing belt, 16 polishing motor, 17 fixed motor. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments of the present application.

[0021] Embodiments:

[0022] Referring to Figures 1-4 A positioning device for ball iron polishing, comprising a bottom plate 1, the top outer wall of the bottom plate 1 is provided with fixed structures 4 distributed at equal distances, and electric push rods 2 are installed at the four corners of the top outer wall of the bottom plate 1, a top plate 3 is installed at the top end of the electric push rod 2, and a polishing assembly 5 is provided on the bottom outer wall of the bottom plate 1, the height of a polishing belt 15 on the top plate 3 is adjusted after the electric push rod 2 is started, so that the size of the iron ball can be adjusted conveniently.

[0023] The fixed structure 4 comprises fixed grooves 6 provided at equal distances on the top outer wall of the bottom plate 1, a bidirectional screw rod 7 rotatably connected at the center of the fixed groove 6, a holding rod 8 threadedly connected to the outer wall at both ends of the bidirectional screw rod 7, and a damping rotating shaft 9 installed on the top end outer wall of the holding rod 8, after the damping rotating shaft 9 at one end of the holding rod 8 is in contact with the iron ball through the arc-shaped plate 12, the polishing belt 15 drives the iron ball to rotate, the damping rotating shaft 9 increases the damping of the rotation of the arc-shaped plate 12, reduces the rotation speed of the iron ball, and facilitates polishing.

[0024] The bottom end outer wall of the holding rod 8 is slidably connected to the inner wall of the fixed groove 6, and fixed motors 17 are installed on the outer wall of one side of the bottom plate 1 at the bidirectional screw rod 7, the output shaft of the fixed motor 17 is connected to one end of the bidirectional screw rod 7, the fixed motor 17 drives the bidirectional screw rod 7 to rotate, the arc-shaped plate 12 is driven by the holding rod 8 to move closer to or farther away from each other, the iron ball is clamped and released, different sizes of iron balls can be fixed conveniently, and the iron ball can be clamped conveniently.

[0025] An arc-shaped plate 12 is installed on one end of the damping rotating shaft 9, and a pin hole is formed at one end of the damping rotating shaft 9.

[0026] A fixed plate 10 is welded to the top side outer wall of the holding rod 8 at the bottom of the damping rotating shaft 9, a positioning hole is formed in the fixed plate 10, a pin shaft 11 is inserted into the positioning hole, one end of the pin shaft 11 is slidably connected to the positioning hole, the pin shaft 11 at one end of the damping rotating shaft 9 is inserted into the positioning hole of the fixed plate 10, at this time, the arc-shaped plate 12 and the iron ball do not rotate, and spot polishing is facilitated.

[0027] The polishing assembly 5 comprises a polishing groove 13 formed on the bottom outer wall of the top plate 3 and drive rollers 14 rotatably connected at equal distances to the inner wall of the polishing groove 13, the polishing belt 15 rotates through the transmission of the arc-shaped plate 12 and the damping rotating shaft 9 by the iron ball, the rotation speed of the arc-shaped plate 12 is reduced by the damping rotating shaft 9, the rotation speed of the iron ball is different from the rotation speed of the polishing belt 15, and thus the weld of the iron ball is polished, and use is facilitated.

[0028] The outer wall of the driving roller 14 is provided with the polishing belt 15, and the outer wall of one side of the top plate 3 is provided with the polishing motor 16 at one end of the driving roller 14, and the output shaft of the polishing motor 16 is connected with one end of the driving roller 14.

[0029] The polishing motor 16, the electric push rod 2 and the fixing motor 17 are connected with the switch through wires, and the switch is connected with the power supply through wires.

[0030] Working principle: when in use, the iron ball welds to be polished are placed between the arc-shaped plates 12 vertically to the bottom plate 1, the fixing motor 17 is started to drive the bidirectional screw rod 7 to rotate, the bidirectional screw rod 7 drives the holding rods 8 to move close to each other after rotating, the holding rods 8 drive the arc-shaped plates 12 on the damping rotating shaft 9 to clamp the iron ball after moving close to each other, the pin shaft 11 at one end of the damping rotating shaft 9 is removed, the damping rotating shaft 9 can rotate after the pin shaft 11 leaves the positioning hole of the fixing plate 10, the electric push rod 2 and the polishing motor 16 are started, the electric push rod 2 drives the polishing belt 15 on the top plate 3 to descend, the polishing belt 15 contacts the iron ball welds, the polishing motor 16 drives the polishing belt 15 to move circularly through the driving roller 14, the polishing belt 15 rotates the arc-shaped plates 12 and the damping rotating shaft 9 through the iron ball, the damping rotating shaft 9 reduces the rotating speed of the arc-shaped plates 12, the rotating speed of the iron ball is different from the rotating speed of the polishing belt 15, and thus the welds of the iron ball are polished, which is convenient to use.

[0031] The exemplary embodiments of the present application are described in detail in the embodiments, however, it can be understood by those skilled in the art that, without departing from the concept of the present application, various modifications and changes can be made to the above-mentioned specific embodiments, and various combinations of the technical features and structures of the present application can be made, and the protection scope of the present application is determined by the appended claims. The foregoing description of the specific exemplary embodiments of the present application is not intended to limit the present application to the precise form disclosed, and it is obvious that many changes and variations can be made according to the above-mentioned teaching. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles and practical applications of the present application, so as to enable those skilled in the art to realize and utilize various different exemplary embodiments of the present application and various different selections and changes. The scope of the present application is intended to be limited by the claims and their equivalents.

Claims

1. A positioning device for ball iron grinding, comprising a base plate (1), characterized in that, The top outer wall of the bottom plate (1) is provided with fixed structures (4) distributed at equal distances, and the top outer wall of the bottom plate (1) is provided with electric push rods (2) at four corners, the top end outer wall of the electric push rod (2) is provided with a top plate (3), and the bottom outer wall of the bottom plate (1) is provided with a polishing assembly (5); The fixed structure (4) comprises fixed grooves (6) provided at equal distances on the top outer wall of the bottom plate (1), a bidirectional screw (7) rotatably connected at the center of the fixed groove (6), a clamping rod (8) threadedly connected to the outer wall of both ends of the bidirectional screw (7), and a damping rotating shaft (9) mounted on the top end outer wall of the clamping rod (8); The polishing assembly (5) comprises a polishing groove (13) provided on the bottom outer wall of the top plate (3), and a driving roller (14) rotatably connected at equal distances on the inner wall of the polishing groove (13).

2. The positioning device for ball iron grinding according to claim 1, characterized in that, The bottom end outer wall of the clamping rod (8) is slidably connected to the inner wall of the fixed groove (6), and a fixed motor (17) is mounted on the outer wall of one side of the bottom plate (1) at the bidirectional screw (7), and the output shaft of the fixed motor (17) is connected with one end of the bidirectional screw (7).

3. The positioning device for ball iron grinding according to claim 1, characterized in that, One end of the damping rotating shaft (9) is provided with an arc-shaped plate (12), and a pin hole is formed in one end of the damping rotating shaft (9).

4. The positioning device for ball iron grinding according to claim 1, characterized in that, The top side outer wall of the clamping rod (8) is welded with a fixed plate (10) at the bottom of the damping rotating shaft (9), a positioning hole is formed in the fixed plate (10), a pin shaft (11) is inserted into the pin hole, and one end of the pin shaft (11) is slidably connected in the positioning hole.

5. The positioning device for ball iron grinding according to claim 1, characterized in that, The outer wall of the driving roller (14) is provided with a polishing belt (15), and a polishing motor (16) is mounted on one side of the top plate (3) at one end of the driving roller (14), and the output shaft of the polishing motor (16) is connected with one end of the driving roller (14).

6. The positioning device for ball iron grinding according to claim 5, wherein The polishing motor (16), the electric push rod (2) and the fixed motor (17) are connected with a switch through wires, and the switch is connected with a power supply through wires.

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