Precise steel pipe outer wall polishing machine

Abstract

The utility model provides a precise steel pipe outer wall polishing machine which comprises a plurality of modularized machine frames which are linearly combined and connected, a driving carrier roller shaft assembly is installed on one side of the top of each modularized machine frame, and the driving carrier roller shaft assembly is connected with a rotating power device used for driving the driving carrier roller shaft assembly to rotate. A driven carrier roller shaft assembly is arranged on the other side of the top of the modularized rack, the driven carrier roller shaft assembly is supported on the sliding rail in a sliding mode, the driven carrier roller shaft assembly is connected with a manual screw mechanism, and the distance between the driven carrier roller shaft assembly and the driving carrier roller shaft assembly is adjusted. A polishing mechanism is hinged to the modular rack located in the middle through a hinge base and hinged to a pressing mechanism hinged to the modular rack. The polishing efficiency of the cold drawn pipe is effectively improved, the traditional manual polishing technological process is replaced, and the polishing quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the precise steel pipe processing technical field, and specifically relates to a precise steel pipe outer wall polishing machine. BACKGROUND

[0002] After the precise steel pipe is drawn and formed, burrs or metal scraps can exist on the outer surface of the steel pipe, and in order to ensure the smoothness of the outer surface, the outer surface needs to be polished. The existing polishing process mainly uses a manual polishing machine to polish the outer surface of the steel pipe. This polishing method has the following disadvantages: the labor intensity of the operator is high, and the polishing force cannot be well controlled during the polishing process, thereby causing uneven polishing and affecting the polishing effect. SUMMARY

[0003] The utility model discloses a precise steel pipe outer wall polishing machine, which can be used for polishing the outer surface of a precise cold-drawn pipe, effectively improves the polishing efficiency of the cold-drawn pipe, and thus replaces the traditional manual polishing process, and ensures the polishing quality.

[0004] In order to realize the above technical features, the utility model discloses a precise steel pipe outer wall polishing machine, which comprises a plurality of modular racks connected in a straight line, a driving roller shaft assembly is installed on one side of the top of the modular rack, the driving roller shaft assembly is connected with a rotating power device for driving the rotation thereof; a driven roller shaft assembly is arranged on the other side of the top of the modular rack, the driven roller shaft assembly is slidingly supported on a slide rail, and the driven roller shaft assembly is connected with a manual screw rod mechanism and adjusts the distance between the driving roller shaft assembly; a polishing mechanism is hinged to the modular rack at the middle part through a hinge seat, and the polishing mechanism is connected with a pressing mechanism hinged to the modular rack.

[0005] The driving roller shaft assembly and the driven roller shaft assembly adopt the same structure, the driving roller shaft assembly comprises a long shaft, the long shaft is rotatably installed on a bearing seat, the bearing seat is fixed on the top of the modular rack, a plurality of nylon rollers are arranged on the long shaft, and the nylon rollers are in contact with the outer wall of the steel pipe.

[0006] The bearing seat of the driven roller shaft assembly is slidingly supported on the slide rail.

[0007] The rotating power device comprises a first motor fixed on the modular rack, a driving sprocket is installed on the output shaft of the first motor, the driving sprocket is meshed and driven with a driven sprocket through a chain, and the driven sprocket is installed on the long shaft of the driving roller shaft assembly.

[0008] The manual screw mechanism comprises a screw mounting seat fixed on the top of the modular rack, a screw is rotatably mounted on the screw mounting seat, a hand wheel is mounted on the tail of the screw, and the screw is in threaded transmission cooperation with a nut mounted on the driven carrier roller shaft assembly.

[0009] The polishing mechanism comprises a mounting base hingedly connected to the hinge seat, a second motor is fixed on the top of the mounting base, the output shaft of the second motor is connected to the polishing spindle through a belt transmission mechanism, and a polishing wheel is mounted on the tail end of the polishing spindle.

[0010] The pressing mechanism comprises a cylinder body, the base of the cylinder body is hingedly connected to the modular rack through a cylinder hinge seat, the tail end of the piston rod of the cylinder body is hingedly connected to a piston rod hinge seat, and the piston rod hinge seat is fixed on the polishing mechanism.

[0011] The adjacent driving carrier roller shaft assembly and driven carrier roller shaft assembly are connected through a chain wheel coupling respectively, the chain wheel coupling comprises a first chain wheel, the first chain wheel is mounted on the long shaft end head of one side, and the first chain wheel is synchronously connected with a second chain wheel mounted on the long shaft of the other side through a synchronous chain.

[0012] The utility model has the advantages of the following beneficial effects:

[0013] 1、The polishing machine can be used for polishing the outer surface of the precision cold-drawn pipe, effectively improving the polishing efficiency of the cold-drawn pipe, and replacing the traditional manual polishing process to ensure the polishing quality.

[0014] 2、The driving carrier roller shaft assembly and driven carrier roller shaft assembly can be used for rotatingly supporting the steel pipe, thereby ensuring smooth rotation of the steel pipe in the subsequent polishing process.

[0015] 3、The rotating power device can be used to provide power for the rotation of the steel pipe.

[0016] 4、The manual screw mechanism can be used to manually adjust the distance between the driving carrier roller shaft assembly and the driven carrier roller shaft assembly, and to lock the position of the driving carrier roller shaft assembly after adjustment.

[0017] 5、The polishing mechanism can be used to provide polishing power, thereby realizing the polishing of the outer wall of the steel pipe.

[0018] 6、The pressing mechanism can be used to adjust the height position of the polishing mechanism, thereby pressing the polishing mechanism on the steel pipe to realize the polishing of the steel pipe.

[0019] 7、The chain wheel coupling can realize the lengthening of multiple driving carrier roller shaft assemblies and driven carrier roller shaft assemblies, thereby adapting to the polishing of steel pipes of different lengths and enhancing the adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model makes further illustration below combining with the drawings and examples.

[0021] Figure 1 It is the front view of the utility model.

[0022] Figure 2 It is the top view of the utility model.

[0023] Figure 3 It is the side view of the polishing mechanism and the pressing mechanism of the utility model.

[0024] Figure 4 It is the utility model Figure 1 Partial enlarged view in A.

[0025] Figure 5 It is the utility model Figure 1 Partial view of the position where the rotating power device is located.

[0026] Figure 6 It is the utility model Figure 2 Partial view of the part where the driving idler shaft assembly is located.

[0027] Figure 7 It is the utility model Figure 2 Partial view of the part where the polishing mechanism is located.

[0028] In the drawing: modular rack 1, chain wheel coupling 2, driven idler shaft assembly 3, driving idler shaft assembly 4, slide rail 5, manual screw mechanism 6, chain 7, driving sprocket 8, first motor 9, protective cover 10, driven sprocket 11, polishing mechanism 12, pressing mechanism 13, hinged seat 14;

[0029] First sprocket 201, synchronous chain 202, second sprocket 203;

[0030] Long shaft 401, nylon idler 402, bearing seat 403;

[0031] Nut 601, screw 602, hand wheel 603, screw mounting seat 604;

[0032] Polishing spindle 1201, belt transmission mechanism 1202, polishing wheel 1203, second motor 1204, mounting bottom plate 1205;

[0033] Cylinder hinged seat 1301, cylinder 1302, piston rod 1303, piston rod hinged seat 1304.

[0034] B: the adjustment direction of driven idler shaft assembly 3. DETAILED DESCRIPTION

[0035] The embodiment of the utility model is further illustrated below combining with the drawings.

[0036] As Figures 1-7 shown, the precision steel pipe outer wall polishing machine, including a plurality of linear combination connected modular rack 1, the top side of the modular rack 1 is provided with a driven roller shaft assembly 4, the driven roller shaft assembly 4 and the rotating power device for driving its rotation is connected; the top of the other side of the modular rack 1 is provided with a driven roller shaft assembly 3, the driven roller shaft assembly 3 is slidingly supported on the slide rail 5, the driven roller shaft assembly 3 is connected with the manual screw mechanism 6 and adjusts the distance between the driven roller shaft assembly 3 and the driven roller shaft assembly 4; the middle part of the modular rack 1 is hinged with a polishing mechanism 12 through a hinge seat 14, and the polishing mechanism 12 is hingedly connected with a pressing mechanism 13 hinged on the modular rack 1. The polishing machine can be used for polishing the outer surface of the precision cold drawn pipe, thereby replacing the traditional manual polishing process, effectively improving the polishing efficiency of the cold drawn pipe and ensuring the polishing quality. In the specific working process, the steel pipe to be polished is supported on the top of the driven roller shaft assembly 4 and the driven roller shaft assembly 3, then the driven roller shaft assembly 4 is driven to rotate by the rotating power device, and the steel pipe is driven to rotate by the driven roller shaft assembly 4, the steel pipe is pressed down by the pressing mechanism 13 while rotating, and the outer surface of the steel pipe is polished by the polishing mechanism 12.

[0037] Further, the driven roller shaft assembly 4 and the driven roller shaft assembly 3 adopt the same structure, the driven roller shaft assembly 4 includes a long shaft 401, the long shaft 401 is rotatably installed on a bearing seat 403, the bearing seat 403 is fixed on the top of the modular rack 1, a plurality of nylon rollers 402 are arranged on the long shaft 401, the nylon rollers 402 are in contact with the outer wall of the steel pipe. The driven roller shaft assembly 4 and the driven roller shaft assembly 3 can be used to rotate and support the steel pipe, thereby ensuring smooth rotation of the steel pipe in the subsequent polishing process.

[0038] Further, the bearing seat of the driven roller shaft assembly 3 is slidingly supported on the slide rail 5. Through the above-mentioned sliding support cooperation, the distance between the driven roller shaft assembly 3 and the driven roller shaft assembly 4 can be easily adjusted, thereby adapting to steel pipes of different diameters.

[0039] Further, the rotating power device comprises a first motor 9 fixed on the modular rack 1, an output shaft of the first motor 9 is provided with a driving sprocket 8, the driving sprocket 8 is in meshing transmission with a driven sprocket 11 through a chain 7, the driven sprocket 11 is installed on the long shaft 401 of the driving carrier roller shaft assembly 4. The rotating power device can be used to provide the power for the rotation of the steel pipe. In the working process, when the steel pipe needs to be rotated, the first motor 9 drives the driving sprocket 8, the driving sprocket 8 drives the chain 7, the chain 7 drives the driven sprocket 11, the driven sprocket 11 drives the driving carrier roller shaft assembly 4, and finally the driving carrier roller shaft assembly 4 drives the steel pipe supported on the top to rotate.

[0040] Further, the manual screw mechanism 6 comprises a screw mounting seat 604 fixed on the top of the modular rack 1, a screw 602 is rotatably installed on the screw mounting seat 604, a hand wheel 603 is installed at the tail of the screw 602, and the screw 602 is in threaded transmission cooperation with a nut 601 installed on the driven carrier roller shaft assembly 3. The manual screw mechanism 6 can be used to manually adjust the distance between the driving carrier roller shaft assembly 4 and the driven carrier roller shaft assembly 3, and to lock the position of the driving carrier roller shaft assembly 4 after the adjustment is completed. In the specific adjustment process, the screw 602 is manually rotated, the screw 602 and the nut 601 are in threaded transmission, and then the nut 601 synchronously drives the driving carrier roller shaft assembly 4 to move.

[0041] Further, the polishing mechanism 12 comprises a mounting bottom plate 1205 hingedly connected to the hinge seat 14, a second motor 1204 is fixed on the top of the mounting bottom plate 1205, an output shaft of the second motor 1204 is connected to a polishing spindle 1201 through a belt transmission mechanism 1202, and a polishing wheel 1203 is installed at the tail end of the polishing spindle 1201. The polishing mechanism 12 can be used to provide polishing power, and then realize the polishing of the outer wall of the steel pipe. In the working process, the belt transmission mechanism 1202 is driven by the second motor 1204, the polishing spindle 1201 is driven by the belt transmission mechanism 1202, the polishing wheel 1203 is driven to rotate by the polishing spindle 1201, and then the polishing of the outer wall of the steel pipe is realized.

[0042] Further, the pressing mechanism 13 comprises a cylinder body 1302, a base of the cylinder body 1302 is hingedly connected to the modular rack 1 through a cylinder hinge seat 1301, a piston rod 1303 at the tail end of the cylinder body 1302 is hingedly connected to a piston rod hinge seat 1304, and the piston rod hinge seat 1304 is fixed on the polishing mechanism 12. The pressing mechanism 13 can be used to adjust the height position of the polishing mechanism 12, and then press it on the steel pipe to realize the polishing of the steel pipe. In the working process, the piston rod 1303 is driven by the cylinder body 1302, the polishing mechanism 12 is driven to rotate around the hinge seat 14 by the piston rod 1303, and then it is pressed down.

[0043] Further, the adjacent driving roller shaft assembly 4 and driven roller shaft assembly 3 are connected by a sprocket coupling 2 respectively, the sprocket coupling 2 includes a first sprocket 201, the first sprocket 201 is installed at the end of one side long shaft 401, the first sprocket 201 is synchronously connected with the second sprocket 203 installed on the other side long shaft 401 through the synchronous chain 202. Through the sprocket coupling 2, the length of the driving roller shaft assembly 4 and the driven roller shaft assembly 3 can be extended, thereby adapting to the polishing of steel pipes of different lengths, thereby enhancing the adaptability.

[0044] The working process and principle of the utility model are as follows:

[0045] When the steel pipe needs to be polished, first, according to the length of the steel pipe, the modular rack 1 of the corresponding node number is combined, and the adjacent driving roller shaft assembly 4 and driven roller shaft assembly 3 are connected through the sprocket coupling 2, then according to the diameter size of the steel pipe, the distance between the driven roller shaft assembly 3 and the driving roller shaft assembly 4 is adjusted, then the steel pipe is supported on the top of the driving roller shaft assembly 4 and the driven roller shaft assembly 3, then the rotating power device is started, the driving sprocket 8 is driven by the first motor 9, the chain 7 is driven by the driving sprocket 8, the driven sprocket 11 is driven by the chain 7, the driving roller shaft assembly 4 is driven by the driven sprocket 11, and finally the steel pipe supported on the top of the driving roller shaft assembly 4 is driven to rotate, in the process of rotating the steel pipe, the piston rod 1303 is driven by the cylinder body 1302, the polishing mechanism 12 is driven by the piston rod 1303 to rotate around the hinge seat 14, then it is pressed down, and the polishing mechanism 12 is started synchronously, the belt transmission mechanism 1202 is driven by the second motor 1204, the polishing spindle 1201 is driven by the belt transmission mechanism 1202, the polishing wheel 1203 is driven to rotate by the polishing spindle 1201, thereby realizing the polishing of the outer wall of the steel pipe.

Claims

1. A precision steel pipe outer wall polishing machine characterized by, The application relates to a modular rack (1) comprising multiple groups of modular racks (1) connected in a straight line, a driving roller shaft assembly (4) is arranged on one side of the top of the modular rack (1), the driving roller shaft assembly (4) is connected with rotating power device for driving the rotation of the driving roller shaft assembly (4), a driven roller shaft assembly (3) is arranged on the other side of the top of the modular rack (1), the driven roller shaft assembly (3) is slidingly supported on a slide rail (5), the driven roller shaft assembly (3) is connected with a manual screw mechanism (6) and adjusts the spacing between the driving roller shaft assembly (4) and the driven roller shaft assembly (3), a polishing mechanism (12) is hingedly connected to the middle part of the modular rack (1) through a hinge seat (14), and the polishing mechanism (12) is hingedly connected with a pressing mechanism (13) hinged on the modular rack (1).

2. The precision steel tube outer wall polishing machine according to claim 1, characterized in that: The driving roller shaft assembly (4) and the driven roller shaft assembly (3) adopt the same structure, the driving roller shaft assembly (4) comprises a long shaft (401), the long shaft (401) is rotatably arranged on a bearing seat (403), the bearing seat (403) is fixed on the top of the modular rack (1), a plurality of nylon rollers (402) are arranged on the long shaft (401), and the nylon rollers (402) are in contact with the outer wall of the steel pipe. The bearing seat of the driven roller shaft assembly (3) is slidingly supported on the slide rail (5).

3. The precision steel tube outer wall polishing machine according to claim 1, characterized in that: The rotating power device comprises a first motor (9) fixed on the modular rack (1), a driving sprocket (8) is arranged on the output shaft of the first motor (9), the driving sprocket (8) is in meshing transmission with a driven sprocket (11) through a chain (7), and the driven sprocket (11) is arranged on the long shaft (401) of the driving roller shaft assembly (4).

4. The precision steel tube outer wall polishing machine according to claim 1, characterized in that: The manual screw mechanism (6) comprises a screw mounting seat (604) fixed on the top of the modular rack (1), a screw rod (602) is rotatably arranged on the screw mounting seat (604), a hand wheel (603) is arranged at the tail of the screw rod (602), and the screw rod (602) is in threaded transmission cooperation with a nut (601) arranged on the driven roller shaft assembly (3).

5. The precision steel tube outer wall polishing machine according to claim 1, characterized in that: The polishing mechanism (12) comprises a mounting bottom plate (1205) hingedly connected to the hinge seat (14), a second motor (1204) is fixed on the top of the mounting bottom plate (1205), a polishing spindle (1201) is in transmission connection with the output shaft of the second motor (1204) through a belt transmission mechanism (1202), and a polishing wheel (1203) is arranged at the tail end of the polishing spindle (1201).

6. The precision steel tube outer wall polishing machine according to claim 1, characterized in that: The pressing mechanism (13) comprises a cylinder body (1302), the base of the cylinder body (1302) is hingedly connected to the modular rack (1) through a cylinder hinge seat (1301), the tail end of a piston rod (1303) of the cylinder body (1302) is hingedly connected to a piston rod hinge seat (1304), and the piston rod hinge seat (1304) is fixed on the polishing mechanism (12).

7. The precision steel tube outer wall polishing machine according to claim 2, characterized in that: The adjacent driving carrier roller shaft assembly (4) and driven carrier roller shaft assembly (3) are connected by a sprocket coupling (2) respectively, the sprocket coupling (2) comprises a first sprocket (201), the first sprocket (201) is installed at the end of one side long shaft (401), and the first sprocket (201) is synchronously connected with the second sprocket (203) installed on the other side long shaft (401) through a synchronous chain (202).

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