Composite steel pipe high-precision weld joint inner wall sharpening machine

Abstract

The utility model provides a composite steel pipe high-precision weld joint inner wall sharpening machine which comprises a bottom plate and is characterized in that an L-shaped lifting plate is arranged on the upper side of the bottom plate, and first electric push rods are longitudinally and fixedly connected to the four corners of the upper portion of a horizontal section of the L-shaped lifting plate respectively; the lower ends of output rods of the first electric push rods penetrate through the interiors of horizontal sections of the L-shaped lifting plates correspondingly. The lower ends of output rods of the first electric push rods are fixedly connected with the periphery of the upper portion of the bottom plate. A second electric push rod is fixedly connected to the middle of the right portion of the vertical section of the L-shaped lifting plate, and the left end of an output rod of the second electric push rod penetrates through the interior of the L-shaped lifting plate. Through the arrangement of the fixed base, the supporting roller, the second driving motor, the inverted-L-shaped support, a third electric push rod, a directional wheel, an auxiliary feeding plate, a fourth electric push rod and an anti-friction wheel, the auxiliary feeding effect can be achieved, the labor intensity of operators can be effectively reduced, and use is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of composite steel pipe processing, in particular to a high-precision weld inner wall grinding machine for composite steel pipes. Background Art

[0002] A high-precision weld inner wall grinding machine for a composite steel pipe is a device used to grind the weld on the inner wall of a composite steel pipe, such as an automatic high-precision weld inner wall grinding machine for a composite steel pipe with publication number CN204771925U, which is characterized in that it includes an adjustable steel pipe rotating mechanism having a set of steel pipe driving rollers, the adjustable steel pipe rotating mechanism is located on one side of a steel pipe alignment mechanism, and the other side of the steel pipe alignment mechanism has a grinding work platform. There are still some problems with this grinding machine during actual use, such as: when processing a composite steel pipe, it needs to be lifted onto the steel pipe rotating mechanism. When the composite steel pipe is heavy, the labor intensity of the operator will increase sharply, making it inconvenient to use. Utility Model Content

[0003] In order to solve the above-mentioned technical problems, the utility model provides a high-precision weld inner wall grinding machine for a composite steel pipe, which can achieve the effect of auxiliary feeding, effectively reduce the labor intensity of operators, and is more convenient to use.

[0004] The technical scheme is as follows: a high-precision weld inner wall grinding machine for composite steel pipes comprises a base plate, characterized in that an L-shaped lifting plate is arranged on the upper side of the base plate, and the four corners of the upper part of the horizontal section of the L-shaped lifting plate are respectively longitudinally fixedly connected with a first electric push rod, wherein the lower end of the output rod of the first electric push rod respectively penetrates the interior of the horizontal section of the L-shaped lifting plate; the lower end of the output rod of the first electric push rod is respectively fixedly connected to the upper four parts of the base plate; a second electric push rod is fixedly connected to the middle part of the right part of the vertical section of the L-shaped lifting plate, and the left end of the output rod of the second electric push rod penetrates the interior of the L-shaped lifting plate, wherein the left end of the output rod of the second electric push rod is fixedly connected to an electrical box; a first drive motor is fixedly connected to the middle part of the inner left part of the electrical box, and the left end of the output shaft of the first drive motor penetrates the interior of the electrical box, wherein the left end of the output shaft of the first drive motor is fixedly connected to a grinding wheel; a depth camera is fixedly connected to the middle and upper side of the left part of the vertical section of the L-shaped lifting plate; an auxiliary feeding clamping assembly is fixedly connected to the left part of the base plate.

[0005] Preferably, the auxiliary feeding clamping assembly includes a fixed base, and support rollers are connected to the front and rear sides of the upper inner side of the fixed base with transverse bearings respectively; a second drive motor is fixedly connected to the opening on the upper front left side of the fixed base, and the right end of the output shaft of the second drive motor is connected to the left end coupling of the support roller on the front side; inverted L-shaped brackets are fixedly connected to the left and right sides of the upper rear side of the fixed base, and a third electric push rod is fixedly connected to the upper middle and front sides of the inverted L-shaped bracket, wherein the lower ends of the output rods of the third electric push rods pass through the interior of the inverted L-shaped bracket respectively; the lower ends of the output rods of the third electric push rods are fixedly connected to directional wheels respectively; an auxiliary feeding plate is hingedly connected to the upper front side of the fixed base, and fourth electric push rods are fixedly connected to the left and right sides of the middle part of the upper part of the auxiliary feeding plate respectively, wherein the lower ends of the output rods of the fourth electric push rods pass through the interior of the auxiliary feeding plate respectively; mounting grooves are respectively provided on the middle and lower sides of the output rods of the fourth electric push rods, and the interiors of the mounting grooves are axially connected with anti-friction wheels.

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

[0007] In the utility model, the arrangement of the fixed base, support roller, second drive motor, inverted L-shaped bracket, third electric push rod, directional wheel, auxiliary feeding plate, fourth electric push rod and friction-reducing wheel is conducive to achieving the effect of auxiliary feeding, can effectively reduce the labor intensity of operators, 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 partial cross-sectional enlarged schematic diagram of the utility model.

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

[0011] In the figure:

[0012] 1. Bottom plate; 2. L-shaped lifting plate; 3. First electric push rod; 4. Second electric push rod; 5. Electrical box; 6. First drive motor; 7. Grinding wheel; 8. Depth camera; 9. Auxiliary feeding clamping assembly; 91. Fixed base; 92. Support roller; 93. Second drive motor; 94. Inverted L-shaped bracket; 95. Third electric push rod; 96. Directional wheel; 97. Auxiliary feeding plate; 98. Fourth electric push rod; 99. Anti-friction wheel. DETAILED DESCRIPTION

[0013] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a high-precision weld inner wall grinding machine for composite steel pipes comprises a base plate 1, an L-shaped lifting plate 2 is arranged on the upper side of the base plate 1, and the four corners of the upper horizontal section of the L-shaped lifting plate 2 are respectively longitudinally fixedly connected with first electric push rods 3, wherein the lower ends of the output rods of the first electric push rods 3 respectively penetrate the interior of the horizontal section of the L-shaped lifting plate 2; the lower ends of the output rods of the first electric push rods 3 are respectively fixedly connected to the upper four parts of the base plate 1; a second electric push rod 4 is fixedly connected to the middle part of the right part of the vertical section of the L-shaped lifting plate 2, and the left end of the output rod of the second electric push rod 4 penetrates the interior of the L-shaped lifting plate 2, wherein the left end of the output rod of the second electric push rod 4 is fixedly connected to an electrical box 5; a first drive motor 6 is fixedly connected to the middle part of the inner left part of the electrical box 5, and the left end of the output shaft of the first drive motor 6 penetrates the interior of the electrical box 5, wherein the left end of the output shaft of the first drive motor 6 is fixedly connected to a grinding wheel 7; a depth camera 8 is fixedly connected to the middle and upper side of the left part of the vertical section of the L-shaped lifting plate 2.

[0014] One of the high-precision weld inner wall grinding machines for composite steel pipes also includes an auxiliary feeding clamping assembly 9, and the auxiliary feeding clamping assembly 9 is fixedly connected to the left part of the base plate 1, which is conducive to achieving the effect of auxiliary feeding, can effectively reduce the labor intensity of the operator, and is more convenient to use.

[0015] In this embodiment, combined with the Figure 3 As shown, the auxiliary feeding clamping assembly 9 includes a fixed base 91, and the front and rear sides of the upper inner side of the fixed base 91 are respectively connected to support rollers 92 with transverse bearings; a second drive motor 93 is fixedly connected to the opening of the upper left front side of the fixed base 91, and the right end of the output shaft of the second drive motor 93 is connected to the left end of the support roller 92 on the front side by a coupling; an inverted L-shaped bracket 94 is respectively fixedly connected to the left and right sides of the upper rear side of the fixed base 91, and a third electric push rod 95 is respectively fixedly connected to the middle and front sides of the upper part of the inverted L-shaped bracket 94, wherein the third electric push rod 95 The lower ends of the output rods of the electric push rods 95 pass through the interior of the inverted L-shaped bracket 94; the lower ends of the output rods of the third electric push rods 95 are fixedly connected to the directional wheels 96; an auxiliary loading plate 97 is hinged on the upper front side of the fixed base 91, and the left and right sides of the upper middle part of the auxiliary loading plate 97 are fixedly connected to the fourth electric push rods 98, wherein the lower ends of the output rods of the fourth electric push rods 98 pass through the interior of the auxiliary loading plate 97; installation grooves are respectively provided on the middle and lower sides of the output rods of the fourth electric push rods 98, and the interiors of the installation grooves are axially connected to anti-friction wheels 99.

[0016] In this embodiment, specifically, the lower right side of the fixed base 91 is fixedly connected to the left side of the bottom plate 1 .

[0017] In this embodiment, specifically, ventilation holes are respectively provided at four sides of the interior of the electrical box 5 .

[0018] In this embodiment, specifically, the diameter of the grinding wheel 7 is greater than the outer diameter of the electrical box 5 .

[0019] In this embodiment, specifically, the directional wheels 96 are respectively located on the left and right sides of the upper middle side between the support rollers 92 .

[0020] In this embodiment, specifically, the auxiliary loading plate 97 is made of a rectangular stainless steel plate, and the front side of the auxiliary loading plate 97 is tilted downward.

[0021] In this embodiment, specifically, the friction reducing wheel 99 is a stainless steel wheel.

[0022] In this embodiment, specifically, the first electric push rod 3, the second electric push rod 4, the third electric push rod 95 and the fourth electric push rod 98 are respectively servo electric push rods, and the first electric push rod 3, the second electric push rod 4, the third electric push rod 95 and the fourth electric push rod 98 are respectively electrically connected to an external control panel.

[0023] In this embodiment, specifically, the first drive motor 6 and the second drive motor 93 are servo motors respectively, and the first drive motor 6 and the second drive motor 93 are respectively electrically connected to an external control panel.

[0024] In this embodiment, specifically, the depth camera 8 is electrically connected to an external control panel.

[0025] In this embodiment, when processing the composite steel pipe, the operator can directly roll the composite steel pipe to the front side of the auxiliary loading plate 97, and then the operator can roll the composite steel pipe onto the auxiliary loading plate 97, and at the same time control the fourth electric push rod 98 to start through the external control panel, at this time the fourth electric push rod 98 will extend and drive the friction-reducing wheel 99 to touch the ground, and as the fourth electric push rod 98 extends, the auxiliary loading plate 97 will rotate with the hinge as the center of the circle until the front side of the auxiliary loading plate 97 tilts upward, and the composite steel pipe on the auxiliary loading plate 97 will roll by itself, thereby assisting the operator to load the composite steel pipe. The pipe rolls between the support rollers 92, and then the operator can control the third electric push rod 95 to start through the control panel, so that the third electric push rod 95 drives the directional wheel 96 to press against the composite steel pipe, and the composite steel pipe is restricted between the support rollers 92. Compared with the prior art, the utility model does not require the operator to lift the composite steel pipe when installing it, but only needs to roll the composite steel pipe, thereby effectively reducing the labor intensity of the operator, making it more convenient to use and achieving the effect of auxiliary feeding; when the composite steel pipe is installed, the operator can input the distance between the right end of the composite steel pipe and the weld into the control panel, and operate the control panel to adjust the distance between the right end of the composite steel pipe and the weld. The control panel enters the grinding mode. At this time, the control panel will automatically collect the dynamic image of the grinding wheel 7 through the depth camera 8, and automatically control the first electric push rod 3 to drive the L-shaped lifting plate 2 to move up and down, so as to change the height of the grinding wheel 7. At the same time, the control panel will automatically control the second electric push rod 4 to start, so that the grinding wheel 7 moves left and right, until the control panel detects through the depth camera 8 that the upper side of the grinding wheel 7 contacts the upper side of the inner wall of the composite steel pipe. Then the control panel will automatically control the first electric push rod 3 and the second electric push rod 4 to start, so that the grinding wheel 7 moves downward a certain distance and then extends into the composite steel pipe, and the grinding wheel 7 and the composite steel pipe are in contact. The weld on the inner wall of the pipe is aligned. It should be noted that the control panel will automatically record the distance the grinding wheel 7 moves downward, and then the control panel will automatically control the first drive motor 6 and the second drive motor 93 to start, so that the first drive motor 6 drives the grinding wheel 7 to rotate, and the second drive motor 93 drives the composite steel pipe to rotate slowly through the support roller 92. Finally, the control panel will automatically control the first electric push rod 3 to start, so that the grinding wheel 7 moves slowly upward for a certain distance. The distance is the distance the grinding wheel 7 moves downward recorded by the control panel. At this time, the weld on the inner wall of the composite steel pipe is polished, achieving the effect of high-precision processing of the composite steel pipe.

[0026] 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. A high-precision weld inner wall grinding machine for composite steel pipes, comprising a base plate (1), characterized in that: An L-shaped lifting plate (2) is arranged on the upper side of the bottom plate (1), and first electric push rods (3) are respectively longitudinally fixedly connected to the four corners of the upper horizontal section of the L-shaped lifting plate (2), wherein the lower ends of the output rods of the first electric push rods (3) respectively penetrate the interior of the horizontal section of the L-shaped lifting plate (2); the lower ends of the output rods of the first electric push rods (3) are respectively fixedly connected to the surrounding parts of the upper part of the bottom plate (1); a second electric push rod (4) is fixedly connected to the middle part of the right part of the vertical section of the L-shaped lifting plate (2), and the left end of the output rod of the second electric push rod (4) penetrates the L The inside of the L-shaped lifting plate (2), wherein the left end of the output rod of the second electric push rod (4) is fixedly connected to the electrical box (5); the middle part of the inner left part of the electrical box (5) is fixedly connected to the first drive motor (6), and the left end of the output shaft of the first drive motor (6) passes through the inside of the electrical box (5), wherein the left end of the output shaft of the first drive motor (6) is fixedly connected to the grinding wheel (7); the middle and upper side of the left part of the vertical section of the L-shaped lifting plate (2) is fixedly connected to the depth camera (8); and the left part of the bottom plate (1) is fixedly connected to the auxiliary feeding clamping assembly (9).

2. The high-precision weld inner wall grinding machine for composite steel pipes according to claim 1, characterized in that: The auxiliary feeding clamping assembly (9) comprises a fixed base (91), and the front and rear sides of the inner upper side of the fixed base (91) are respectively connected to support rollers (92) by transverse bearings; a second drive motor (93) is fixedly connected to the opening of the upper left front side of the fixed base (91), and the right end of the output shaft of the second drive motor (93) is connected to the left end of the support roller (92) on the front side by a coupling; an inverted L-shaped bracket (94) is respectively fixedly connected to the left and right sides of the upper rear side of the fixed base (91), and a third electric push rod (95) is respectively fixedly connected to the upper middle front side of the inverted L-shaped bracket (94), wherein the third electric push rod (95) The lower ends of the output rods of the push rods (95) respectively penetrate the interior of the inverted L-shaped bracket (94); the lower ends of the output rods of the third electric push rods (95) are respectively fixedly connected to the directional wheels (96); an auxiliary loading plate (97) is hingedly connected to the upper front side of the fixed base (91), and the left and right sides of the upper middle part of the auxiliary loading plate (97) are respectively fixedly connected to the fourth electric push rods (98), wherein the lower ends of the output rods of the fourth electric push rods (98) respectively penetrate the interior of the auxiliary loading plate (97); installation grooves are respectively opened on the middle and lower sides of the output rods of the fourth electric push rods (98), and the interior of the installation grooves are axially connected to the friction reducing wheels (99).

3. The high-precision weld inner wall grinding machine for composite steel pipes according to claim 2, characterized in that: The lower right side of the fixed base (91) is fixedly connected to the left side of the bottom plate (1).

4. The high-precision weld inner wall grinding machine for composite steel pipes according to claim 3, characterized in that: Ventilation holes are respectively provided at the four sides of the interior of the electrical box (5).

5. The high-precision weld inner wall grinding machine for composite steel pipes according to claim 4, characterized in that: The diameter of the grinding wheel (7) is larger than the outer diameter of the electrical box (5).

6. The high-precision weld inner wall grinding machine for composite steel pipes according to claim 2, characterized in that: The directional wheels (96) are respectively located on the left and right sides of the upper middle side between the support rollers (92).

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