Improved bearing steel pipe pre-cutting device

Abstract

The utility model discloses an improved bearing steel pipe pre-cutting device which comprises a base, supporting columns are longitudinally and fixedly connected to the four corners of the upper portion of the base respectively, and a top plate is fixedly connected to the upper portion between the supporting columns. A U-shaped support is fixedly connected to the middle left side of the lower portion of the top plate, a first electric push rod is fixedly connected to the middle of the bottom of the inner side of the U-shaped support, and the lower end of an output rod of the first electric push rod penetrates through the middle lower side in the U-shaped support. The lower end of an output rod of the first electric push rod is fixedly connected with a driving motor, the right end of an output shaft of the driving motor is fixedly connected with a cutting saw blade, and the cutting saw blade is located on the left side of the base. Due to the arrangement of the concentric-square-shaped mounting frame, the supporting legs, the rotating roller, the worm and gear speed reducing motor, the inverted-U-shaped plate, the second electric push rod, the inverted-U-shaped mounting base and the pressing roller, the effect of automatically rotating pipe workpieces is achieved, and use is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing steel pipe cutting, and in particular relates to an improved bearing steel pipe pre-cutting device. Background Art

[0002] A bearing steel pipe pre-cutting device is a device that can cut bearing steel pipes, such as a motor bearing cutting device with publication number CN220698353U, which includes a device body; four sets of legs are fixedly connected to the bottom end of the device body, and a support frame is fixedly connected to the top of the device body, and a first hydraulic cylinder is installed on the top of the support frame. There are still some problems in the actual use of this cutting device, such as: when cutting tubular workpieces, in order to increase the service life of the tool, it is generally necessary to rotate the tubular workpiece for cutting, and the device can only be manually operated when rotating the workpiece, which is inconvenient to use. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an improved bearing steel pipe pre-cutting device, which can realize the effect of automatically rotating pipe workpieces and is more convenient to use.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: an improved bearing steel pipe pre-cutting device, comprising a base, the upper four corners of the base are respectively longitudinally fixedly connected with support columns, and the upper part between the support columns is fixedly connected with a top plate; a U-shaped bracket is fixedly connected to the left side of the lower part of the top plate, and a first electric push rod is fixedly connected to the middle part of the bottom inner side of the U-shaped bracket, wherein the lower end of the output rod of the first electric push rod passes through the inner middle and lower side of the U-shaped bracket; the lower end of the output rod of the first electric push rod is fixedly connected to a driving motor, and the right end of the output shaft of the driving motor is fixedly connected to a cutting saw blade, wherein the cutting saw blade is located on the left side of the base, and is characterized in that a workpiece rotation clamping assembly is fixedly connected to the left side of the upper part of the base.

[0005] Preferably, the workpiece rotating clamping assembly includes a U-shaped mounting frame, and the lower four corners of the U-shaped mounting frame are respectively fixedly connected to support legs; the front and rear sides of the middle part of the U-shaped mounting frame are respectively bearing-connected to rotating rollers; the front and rear openings on the right middle part of the U-shaped mounting frame are respectively fixedly connected to worm gear reduction motors, and the output shafts of the worm gear reduction motors are respectively fixedly connected to the right ends of the rotating rollers; the upper middle part of the U-shaped mounting frame is fixedly connected to an inverted U-shaped plate, and the upper middle part of the inverted U-shaped plate is fixedly connected to a second electric push rod, wherein the lower end of the output rod of the second electric push rod passes through the inner middle and upper side of the inverted U-shaped plate; the lower end of the output rod of the second electric push rod is fixedly connected to an inverted U-shaped mounting seat, and the inner middle and lower side bearings of the inverted U-shaped mounting seat are connected to a clamping roller.

[0006] Compared with the prior art, the beneficial effects of the utility model are:

[0007] In the utility model, the arrangement of the U-shaped mounting frame, supporting legs, rotating rollers, worm gear reduction motor, inverted U-shaped plate, second electric push rod, inverted U-shaped mounting seat and clamping roller is conducive to achieving the effect of automatically rotating pipe workpieces and is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural schematic diagram of the utility model.

[0009] Figure 2 It is a structural schematic diagram of the utility model from another viewing angle.

[0010] Figure 3 It is a structural schematic diagram of a workpiece rotating clamping assembly of the utility model.

[0011] Figures 1 to 3 middle:

[0012] 1. Base; 2. Support column; 3. Top plate; 4. U-shaped bracket; 5. First electric push rod; 6. Drive motor; 7. Cutting saw blade; 8. Workpiece rotation clamping assembly; 81. U-shaped mounting frame; 82. Support leg; 83. Rotating roller; 84. Worm gear reduction motor; 85. Inverted U-shaped plate; 86. Second electric push rod; 87. Inverted U-shaped mounting seat; 88. Pressure roller; 89. Semicircular groove. DETAILED DESCRIPTION

[0013] The utility model is described in detail below with reference to the accompanying drawings:

[0014] As attached Figure 1 and attached Figure 2 As shown, an improved bearing steel pipe pre-cutting device described in the utility model includes a base 1, and the upper four corners of the base 1 are respectively longitudinally fixedly connected with support columns 2, and the upper part between the support columns 2 is fixedly connected with a top plate 3; a U-shaped bracket 4 is fixedly connected to the left side of the lower part of the top plate 3, and a first electric push rod 5 is fixedly connected to the middle part of the bottom inner side of the U-shaped bracket 4, wherein the lower end of the output rod of the first electric push rod 5 passes through the lower and middle side of the U-shaped bracket 4; the lower end of the output rod of the first electric push rod 5 is fixedly connected to a driving motor 6, and the right end of the output shaft of the driving motor 6 is fixedly connected to a cutting saw blade 7, wherein the cutting saw blade 7 is located on the left side of the base 1.

[0015] One of the improved bearing steel pipe pre-cutting devices also includes a workpiece rotating clamping assembly 8, and the workpiece rotating clamping assembly 8 is fixedly connected to the upper left side of the base 1, which is conducive to achieving the effect of automatically rotating the pipe workpiece and is more convenient to use.

[0016] In this embodiment, combined with the Figure 3 As shown, the workpiece rotating clamping assembly 8 includes a U-shaped mounting frame 81, and the four lower corners of the U-shaped mounting frame 81 are respectively fixedly connected with support legs 82; the front and rear sides of the inner middle part of the U-shaped mounting frame 81 are respectively bearing-connected with rotating rollers 83; the front and rear openings on the right middle part of the U-shaped mounting frame 81 are respectively fixedly connected with worm gear reduction motors 84, and the output shafts of the worm gear reduction motors 84 are respectively fixedly connected with the right ends of the rotating rollers 83; the upper middle part of the U-shaped mounting frame 81 is fixedly connected with an inverted U-shaped plate 85, and the upper middle part of the inverted U-shaped plate 85 is fixedly connected with a second electric push rod 86, wherein the lower end of the output rod of the second electric push rod 86 passes through the inner middle and upper side of the inverted U-shaped plate 85; the lower end of the output rod of the second electric push rod 86 is fixedly connected with an inverted U-shaped mounting seat 87, and the inner middle and lower side of the inverted U-shaped mounting seat 87 is bearing-connected with a clamping roller 88.

[0017] In this embodiment, specifically, the U-shaped installation frame 81 is fixedly connected to the left side of the upper part of the base 1 through the support legs 82.

[0018] In the present embodiment, specifically, semicircular grooves 89 are respectively provided on the left and right sides of the upper middle side of the U-shaped mounting frame 81 , and the semicircular grooves 89 can avoid the problem that the U-shaped mounting frame 81 hinders the workpiece from being placed between the rotating rollers 83 .

[0019] In this embodiment, specifically, the left surface of the U-shaped installation frame 81 is flush with the left surface of the base 1 .

[0020] In this embodiment, specifically, the pressing roller 88 is located at the upper middle side between the rotating rollers 83 .

[0021] In this embodiment, specifically, the U-shaped installation frame 81 adopts a U-shaped stainless steel frame.

[0022] In this embodiment, specifically, the rotating roller 83 and the pressing roller 88 are both made of stainless steel rollers.

[0023] In this embodiment, specifically, the first electric push rod 5, the driving motor 6, the worm gear reduction motor 84 and the second electric push rod 86 are electrically connected to an external control panel respectively.

[0024] In this embodiment, when cutting the bearing steel tube, the operator can first place the bearing steel tube on the upper side between the rotating rollers 83, and make the cutting part of the bearing steel tube located on the left side of the base 1. Then the operator can control the second electric push rod 86 to start through the external control panel, so that the second electric push rod 86 drives the clamping roller 88 to move downward through the inverted U-shaped mounting seat 87 until the clamping roller 88 is pressed on the bearing steel tube. Then the operator can operate the control panel to enter the cutting mode. At this time, the control panel will automatically start the drive motor 6, so that the drive motor 6 drives the cutting saw blade 7 to rotate. Then the control panel will automatically control the first electric push rod 5 to start, so that the first The electric push rod 5 drives the cutting saw blade 7 to move downward through the driving motor 6, and the cutting saw blade 7 will cut the bearing steel pipe. When the cutting reaches a certain depth, the control panel will automatically control the first electric push rod 5 to start, so that the cutting saw blade 7 rises, and then the control panel will automatically control the worm gear reduction motor 84 to start, so that the worm gear reduction motor 84 drives the bearing steel pipe to rotate a certain angle through the rotating roller 83 and then stops, and then the control panel will start the first electric push rod 5 again, so that the cutting saw blade 7 continues to cut the bearing steel pipe, and this cycle is repeated until the cutting of the bearing steel pipe is completed, thereby achieving the effect of automatically rotating pipe workpieces, which is more convenient to use.

[0025] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. An improved bearing steel pipe pre-cutting device, comprising a base (1), wherein the four upper corners of the base (1) are respectively longitudinally fixedly connected to support columns (2), and a top plate (3) is fixedly connected to the upper part between the support columns (2); a U-shaped bracket (4) is fixedly connected to the left middle part of the lower part of the top plate (3), and a first electric push rod (5) is fixedly connected to the middle part of the inner bottom of the U-shaped bracket (4), wherein the lower end of the output rod of the first electric push rod (5) passes through the inner middle and lower side of the U-shaped bracket (4); the lower end of the output rod of the first electric push rod (5) is fixedly connected to a driving motor (6), and the right end of the output shaft of the driving motor (6) is fixedly connected to a cutting saw blade (7), wherein the cutting saw blade (7) is located on the left side of the base (1), characterized in that A workpiece rotating clamping assembly (8) is fixedly connected to the left side of the upper part of the base (1).

2. The improved bearing steel pipe pre-cutting device according to claim 1, characterized in that: The workpiece rotating clamping assembly (8) comprises a U-shaped mounting frame (81), wherein the four lower corners of the U-shaped mounting frame (81) are respectively fixedly connected with support legs (82); the front and rear sides of the middle part of the U-shaped mounting frame (81) are respectively bearing-connected with rotating rollers (83); the front and rear sides of the right middle part of the U-shaped mounting frame (81) are respectively fixedly connected with worm gear reduction motors (84), and the output shafts of the worm gear reduction motors (84) are respectively connected to the right ends of the rotating rollers (83). A fixed connection arrangement is provided; an inverted U-shaped plate (85) is fixedly connected to the upper middle portion of the U-shaped mounting frame (81), and a second electric push rod (86) is fixedly connected to the upper middle portion of the inverted U-shaped plate (85), wherein the lower end of the output rod of the second electric push rod (86) passes through the inner middle upper side of the inverted U-shaped plate (85); the lower end of the output rod of the second electric push rod (86) is fixedly connected to an inverted U-shaped mounting seat (87), and a pressure roller (88) is connected to the inner middle lower side bearing of the inverted U-shaped mounting seat (87).

3. The improved bearing steel pipe pre-cutting device according to claim 2, characterized in that: The U-shaped installation frame (81) is fixedly connected to the left side of the upper part of the base (1) via a supporting leg (82).

4. The improved bearing steel pipe pre-cutting device according to claim 3, characterized in that: Semicircular grooves (89) are respectively provided on the left and right sides of the upper middle side of the U-shaped installation frame (81).

5. The improved bearing steel pipe pre-cutting device according to claim 4, characterized in that: The left surface of the U-shaped installation frame (81) is flush with the left surface of the base (1).

6. The improved bearing steel pipe pre-cutting device according to claim 2, characterized in that: The pressing roller (88) is located at the upper middle side between the rotating rollers (83).

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