Adjustable annular groove cutting device

Abstract

The utility model discloses an adjustable annular groove cutting device, which belongs to the technical field of annular groove processing, and comprises a supporting seat, the bottom end of the supporting seat is fixedly connected with supporting legs, the upper surface of the supporting seat is fixedly connected with a horizontal cutting table, the upper surface of the horizontal cutting table is provided with an adjusting groove, and the adjusting groove is fixedly connected with the supporting legs. A positioning mechanism is arranged in an inner cavity of the adjusting groove, a mounting seat is arranged in an inner cavity of the positioning mechanism, a connecting rod is rotationally connected to the upper surface of the mounting seat through a rotating shaft, a flame cutting machine is arranged at the other end of the connecting rod, and a supporting rod is fixedly connected to the top end of the flame cutting machine in an inserted mode; the outer surface of the supporting rod is sleeved with a sliding seat, a positioning assembly is arranged on one side of the sliding seat, an adjusting assembly is arranged on the other side of the sliding seat, and a cutting gun is arranged at the other end of the adjusting assembly, so that the cutting device is prevented from moving after position adjustment, and the stability of the cutting device after adjustment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of annular groove processing, in particular to an adjustable annular groove cutting device. Background Technique

[0002] At present, in the manufacturing process of the main products of the company's military, non-military, and hydraulic engineering, etc., many structural connections and reinforcements are the welding of annular plates or pipes passing through circular holes. The connection between the annular plate and the pipe column or flange is all full-groove penetration welding, which requires that the annular plate must be provided with a full groove before installation. To ensure the welding quality, the quality requirements for the annular groove are also high. When cutting the annular plate, a flame cutting machine is usually used for cutting operations.

[0003] For the existing flame cutting machine, when performing the annular groove cutting operation, generally, the height during cutting is adjusted through the cooperation of a screw rod and a threaded sleeve, but the position after adjustment cannot be positioned, resulting in the movement of the cutting device after the position adjustment, and the stability of the cutting device after adjustment is reduced.

[0004] According to a cutting and welding groove equipment with the publication number: CN205996431U, especially an automatic cutting device for an annular plate groove, it includes a circular support platform and an automatic cutting machine. A coaxial disk is fixed on the support platform, and a number of annular templates are equipped, and a positioning hole is opened at the center of the disk; the annular template is used to determine the concentricity of the annular plate to be cut and the disk; the automatic cutting machine is placed on the annular plate to be cut, and a limiting rod arranged radially is fixed on the automatic cutting machine, and a vertically arranged positioning pin is installed at the end of the limiting rod, and the positioning pin matches the positioning hole; the structure of the utility model is simple and the operation is convenient, ensuring that the automatic cutting machine walks along the required circular track, and realizing the grooving structure of the inner edge or outer edge of annular plates of different models during the walking process. It not only has low cost and high cutting efficiency, but also ensures the quality of the annular plate groove processing.

[0005] According to the above-introduced cutting and welding groove equipment, the height during cutting is adjusted through the cooperation of a screw rod and a threaded sleeve, but the position after adjustment cannot be positioned, resulting in the movement of the cutting device after the position adjustment, and the stability of the cutting device after adjustment is reduced. Therefore, we need to propose an adjustable annular groove cutting device. Content of the Utility Model

[0006] The purpose of the utility model is to provide an adjustable annular groove cutting device. After pushing the sliding seat to slide on the support rod and adjusting the position of the sliding seat on the support rod, then the position of the sliding seat on the support rod is fixed through the positioning component, thereby avoiding the movement of the cutting device after the position adjustment and improving the stability of the cutting device after adjustment, so as to solve the problems raised in the above background technique.

[0007] To achieve the above object, the utility model provides the following technical solution: An adjustable annular groove cutting device, including a support base, a support leg is fixedly connected to the bottom end of the support base, a horizontal cutting table is fixedly connected to the upper surface of the support base, an adjustment groove is opened on the upper surface of the horizontal cutting table, a positioning mechanism for positioning the cutting equipment is arranged in the inner cavity of the adjustment groove, a mounting seat is arranged in the inner cavity of the positioning mechanism, a connecting rod is rotatably connected to the upper surface of the mounting seat through a rotating shaft, a flame cutting machine is arranged at the other end of the connecting rod, a support rod is inserted and fixed at the top end of the flame cutting machine, a sliding seat is sleeved on the outer surface of the support rod, a positioning component for positioning the height is arranged on one side of the sliding seat, an adjustment component for adjusting the cutting diameter is arranged on the other side of the sliding seat, and a cutting gun is arranged at the other end of the adjustment component.

[0008] Preferably, the positioning mechanism includes a positioning plate, the positioning plate is located in the inner cavity of the adjustment groove, sliders are fixedly connected to both ends of the positioning plate, notch openings are opened on the inner side wall of the adjustment groove, and the sliders are slidably connected to the inner cavity of the notch openings of the adjustment groove, and a positioning structure is arranged on the upper surface of the positioning plate.

[0009] Preferably, the positioning structure includes positioning holes, the positioning holes are opened on the upper surface of the positioning plate, a positioning pin is inserted and slid in the inner cavity of the positioning holes, fixing holes are opened on the upper surface of the horizontal cutting table, and the positioning pin is cooperatively clamped with the inner cavity of the fixing holes.

[0010] Preferably, the positioning component includes a first threaded sleeve, the first threaded sleeve is inserted and fixed on the surface of the sliding seat, one end of the first threaded sleeve extends into the inner cavity of the sliding seat, a first screw rod is threadedly connected in the inner cavity of the first threaded sleeve, a knob block is fixedly connected to one end of the first screw rod, a sliding groove is opened on the surface of the support rod, and the first screw rod is slidably connected to the inner cavity of the sliding groove.

[0011] Preferably, adjustment holes are opened on the inner side wall of the sliding groove, the first screw rod is cooperatively clamped with the inner cavity of the adjustment holes, there are several groups of the adjustment holes, and several groups of the adjustment holes are arranged at equal intervals in the inner cavity of the sliding groove.

[0012] Preferably, the adjustment component includes a fixed rod, a fixed sleeve is arranged at one end of the fixed rod, the inner cavity of the fixed sleeve is inserted and fixed with the surface of the cutting head, a sliding sleeve is inserted and slid at the other end of the fixed rod, the sliding sleeve is fixedly installed on the outer side wall of the sliding seat, and a fixing structure is arranged on the surface of the sliding sleeve.

[0013] Preferably, the fixing structure includes a second threaded sleeve, the second threaded sleeve is inserted and fixed on the outer surface of the sliding sleeve, a second screw rod is threadedly connected in the inner cavity of the second threaded sleeve, and a knob is fixedly connected to the end of the second screw rod away from the fixed rod.

[0014] Preferably, a moving groove is formed on the surface of the fixing rod, the second screw rod is slidably connected to the inner cavity of the moving groove, and a support hole is arranged in the inner cavity of the moving groove, and several groups of the support holes are provided.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. The present utility model provides an adjustable annular groove cutting device. By pushing the sliding seat to slide on the support rod, after adjusting the position of the sliding seat on the support rod, the position of the sliding seat on the support rod is fixed by the positioning component, thereby preventing the position of the cutting device from moving after adjustment and improving the stability of the cutting device after adjustment.

[0017] 2. The present utility model provides an adjustable annular groove cutting device. Through the setting of the positioning mechanism, the positioning mechanism can quickly fix the mounting seat on the horizontal cutting table, which is convenient for disassembling and maintaining the flame cutting machine. Through the setting of the adjusting component, the distance between the cutting gun and the mounting seat can be adjusted, so that the diameter size during cutting can be adjusted, thereby facilitating the cutting work of the cutting device on the annular plate.

[0018] Other features and advantages of the present utility model will be described in the following specification, and, in part, will be obvious from the specification, or will be understood by implementing the present utility model. The objectives and other advantages of the present utility model can be achieved and obtained by the structures pointed out in the specification and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic structural diagram of the whole of the present utility model;

[0020] Figure 2 is a schematic top view structural diagram of the present utility model;

[0021] Figure 3 is a schematic structural diagram of the horizontal cutting table and the positioning structure of the present utility model;

[0022] Figure 4 is a schematic structural diagram of the support rod and the sliding seat of the present utility model.

[0023] In the figure: 1, support base; 2, support leg; 3, horizontal cutting table; 4, adjustment groove; 5, positioning mechanism; 51, positioning plate; 52, slider; 53, positioning hole; 54, positioning pin; 55, fixing hole; 6, mounting seat; 7, connecting rod; 8, flame cutting machine; 9, support rod; 10, sliding seat; 11, positioning component; 111, first threaded sleeve; 112, first screw rod; 113, knob block; 114, sliding groove; 12, adjustment component; 121, fixed rod; 122, fixed sleeve; 123, sliding sleeve; 124, second threaded sleeve; 125, second screw rod; 126, knob; 13, cutting torch; 14, adjustment hole; 15, moving groove; 16, support hole. Detailed implementation manners

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] Please refer to Figures 1-4 , the present invention provides a technical solution: an adjustable annular groove cutting device, including a support base 1, the bottom end of the support base 1 is fixedly connected with a support leg 2, the upper surface of the support base 1 is fixedly connected with a horizontal cutting table 3, an adjustment groove 4 is opened on the upper surface of the horizontal cutting table 3, a positioning mechanism 5 for positioning the cutting equipment is arranged in the inner cavity of the adjustment groove 4, a mounting seat 6 is arranged in the inner cavity of the positioning mechanism 5, the upper surface of the mounting seat 6 is rotatably connected with a connecting rod 7 through a rotating shaft, the other end of the connecting rod 7 is provided with a flame cutting machine 8, a support rod 9 is inserted and fixed at the top end of the flame cutting machine 8, a sliding seat 10 is sleeved on the outer surface of the support rod 9, a positioning component 11 for positioning the height is arranged on one side of the sliding seat 10, an adjustment component 12 for adjusting the cutting diameter is arranged on the other side of the sliding seat 10, and the other end of the adjustment component 12 is provided with a cutting torch 13;

[0026] When adjusting the height, push the sliding seat 10 to slide on the surface of the support rod 9. After the height is adjusted, rotate the positioning component 11 to position the position of the sliding seat 10 on the support rod 9. When adjusting the diameter, the distance between the cutting torch 13 and the mounting seat 6 can be adjusted through the adjustment component 12, so that the diameter during cutting can be adjusted, thereby avoiding the movement of the cutting device after the position is adjusted and improving the stability of the cutting device after adjustment.

[0027] The positioning mechanism 5 includes a positioning plate 51. The positioning plate 51 is located in the inner cavity of the adjustment groove 4. Both ends of the positioning plate 51 are fixedly connected with sliders 52. Notch openings are provided on the inner side wall of the adjustment groove 4. The sliders 52 are slidably connected with the inner cavity of the notch openings of the adjustment groove 4. A positioning structure is provided on the upper surface of the positioning plate 51. The shape of the positioning plate 51 is L-shaped. Through the cooperation of the sliders 52 and the notch openings of the adjustment groove 4, the positioning plate 51 can slide in the adjustment groove 4 through the sliders 52 to adjust the distance between the positioning plate 51 and the mounting seat 6, so that the positioning plate 51 can position and release the mounting seat 6 on the horizontal cutting table 3.

[0028] The positioning structure includes a positioning hole 53. The positioning hole 53 is opened on the upper surface of the positioning plate 51. A positioning pin 54 is inserted and slid in the inner cavity of the positioning hole 53. A fixing hole 55 is opened on the upper surface of the horizontal cutting table 3. The positioning pin 54 is cooperatively clamped with the inner cavity of the fixing hole 55 to fix the mounting seat 6. Insert the positioning pin 54 into the inner cavity of the positioning hole 53. When the bottom end of the positioning pin 54 is inserted into the inner cavity of the fixing hole 55, the position of the positioning plate 51 is positioned, improving the stability after positioning.

[0029] The positioning assembly 11 includes a first threaded sleeve 111. The first threaded sleeve 111 is inserted and fixed on the surface of the sliding seat 10. One end of the first threaded sleeve 111 extends into the inner cavity of the sliding seat 10. A first screw rod 112 is threadedly connected in the inner cavity of the first threaded sleeve 111. One end of the first screw rod 112 is fixedly connected with a knob block 113. A sliding groove 114 is opened on the surface of the support rod 9. The first screw rod 112 is slidably connected with the inner cavity of the sliding groove 114. After adjusting the position of the sliding seat 10 on the support rod 9, rotate the knob block 113 to drive the first screw rod 112 to rotate. Through the threaded connection between the first screw rod 112 and the first threaded sleeve 111, the rotation of the first screw rod 112 can contact with the inner cavity of the sliding groove 114. Through the frictional force between the first screw rod 112 and the inner cavity of the sliding groove 114, the adjusted position of the sliding seat 10 is positioned, improving the stability after adjustment of the sliding seat 10.

[0030] Adjustment holes 14 are opened on the inner side wall of the sliding groove 114. The first screw rod 112 is cooperatively clamped with the inner cavity of the adjustment holes 14. There are several groups of adjustment holes 14. The several groups of adjustment holes 14 are arranged at equal intervals in the inner cavity of the sliding groove 114. By inserting the first screw rod 112 into the inner cavity of the adjustment holes 14, the stability of the first screw rod 112 after positioning in the sliding groove 114 is improved, and the weight on the sliding seat 10 is supported by the adjustment holes 14.

[0031] The adjusting assembly 12 includes a fixing rod 121. One end of the fixing rod 121 is provided with a fixing sleeve 122. The inner cavity of the fixing sleeve 122 is inserted and fixed to the surface of the cutting head. The other end of the fixing rod 121 is inserted and slid with a sliding sleeve 123. The sliding sleeve 123 is fixedly installed on the outer side wall of the sliding seat 10. A fixing structure is arranged on the surface of the sliding sleeve 123. Pull the fixing rod 121 to slide in the sliding sleeve 123, so that the fixing sleeve 122 drives the cutting head to move, and the distance between the cutting head and the sliding seat 10 is adjusted, so that the diameter during cutting can be adjusted.

[0032] The fixing structure includes a second threaded sleeve 124. The second threaded sleeve 124 is inserted and fixed on the outer surface of the sliding sleeve 123. A second screw rod 125 is threadedly connected to the inner cavity of the second threaded sleeve 124. One end of the second screw rod 125 away from the fixing rod 121 is fixedly connected with a knob 126. Rotate the knob 126 to drive the second screw rod 125 to rotate. The second screw rod 125 is threadedly connected with the second threaded sleeve 124, so that the second screw rod 125 moves to fit the surface of the fixing rod 121, and the position of the fixing rod 121 after moving is positioned.

[0033] A moving groove 15 is formed on the surface of the fixing rod 121. The second screw rod 125 is slidably connected to the inner cavity of the moving groove 15. A support hole 16 is arranged in the inner cavity of the moving groove 15. There are several groups of support holes 16. Through the cooperation of the moving groove 15 and the second screw rod 125, the angle of the fixing rod 121 in the sliding sleeve 123 is prevented from shifting. Through the cooperation of the support hole 16 and the second screw rod 125, the position of the fixing rod 121 is positioned, and the stability of the fixing rod 121 after positioning is improved.

[0034] During specific use: Place the support seat 1 on the annular plate. Then push the sliding seat 10 to slide on the support rod 9. After adjusting the cutting height, rotate the knob block 113 to drive the first screw rod 112 to rotate. The first screw rod 112 is threadedly connected with the first threaded sleeve 111, so that the first screw rod 112 rotates into the inner cavity of the adjusting hole 14 to adjust and position the height of the cutting position. When adjusting the diameter, pull the fixing rod 121 to slide in the sliding sleeve 123, so that the fixing sleeve 122 drives the cutting head to move. After adjusting the distance between the cutting head and the sliding seat 10, rotate the knob 126 to drive the second screw rod 125 to rotate. The second screw rod 125 is threadedly connected with the second threaded sleeve 124, so that the second screw rod 125 moves to fit the surface of the fixing rod 121, and the position of the fixing rod 121 after moving is positioned. Then start the flame cutting machine 8 to move on the horizontal cutting table 3, and cut the annular plate through the cutting head. When removing the flame cutting machine 8, pull out the positioning pin 54 so that the positioning pin 54 moves out of the inner cavities of the fixing hole 55 and the positioning hole 53. Then push the positioning plate 51 away from the mounting seat 6, and the mounting seat 6 can be removed from the horizontal cutting table 3, thereby preventing the position of the cutting device from moving after adjustment and improving the stability of the cutting device after adjustment.

[0035] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable annular groove cutting device, comprising a support base (1), a support leg (2) is fixedly connected to the bottom end of the support base (1), a horizontal cutting table (3) is fixedly connected to the upper surface of the support base (1), an adjustment groove (4) is opened on the upper surface of the horizontal cutting table (3), a positioning mechanism (5) for positioning the cutting equipment is arranged in the inner cavity of the adjustment groove (4), an installation seat (6) is arranged in the inner cavity of the positioning mechanism (5), a connecting rod (7) is rotatably connected to the upper surface of the installation seat (6) through a rotating shaft, and a flame cutting machine (8) is arranged at the other end of the connecting rod (7), and it is characterized in that: A support rod (9) is inserted and fixed at the top end of the flame cutting machine (8), a sliding seat (10) is sleeved on the outer surface of the support rod (9), and a positioning component (11) for positioning the height is arranged on one side of the sliding seat (10); An adjustment component (12) for adjusting the cutting diameter is arranged on the other side of the sliding seat (10), and a cutting gun (13) is arranged at the other end of the adjustment component (12).

2. The adjustable annular groove cutting device according to claim 1, characterized in that: The positioning mechanism (5) includes a positioning plate (51), the positioning plate (51) is located in the inner cavity of the adjustment groove (4), sliders (52) are fixedly connected to both ends of the positioning plate (51), a notch is opened on the inner side wall of the adjustment groove (4), and the sliders (52) are slidably connected to the inner cavity of the notch of the adjustment groove (4), and a positioning structure is arranged on the upper surface of the positioning plate (51).

3. An adjustable annular groove cutting device according to claim 2, characterized in that: The positioning structure includes a positioning hole (53), the positioning hole (53) is opened on the upper surface of the positioning plate (51), a positioning pin (54) is inserted and slid in the inner cavity of the positioning hole (53), a fixing hole (55) is opened on the upper surface of the horizontal cutting table (3), and the positioning pin (54) is in fit and clamped with the inner cavity of the fixing hole (55).

4. The adjustable annular groove cutting device according to claim 1, wherein: The positioning component (11) includes a first threaded sleeve (111), the first threaded sleeve (111) is inserted and fixed on the surface of the sliding seat (10), one end of the first threaded sleeve (111) extends into the inner cavity of the sliding seat (10), a first screw rod (112) is threadedly connected in the inner cavity of the first threaded sleeve (111), a button block (113) is fixedly connected to one end of the first screw rod (112), a sliding groove (114) is opened on the surface of the support rod (9), and the first screw rod (112) is slidably connected to the inner cavity of the sliding groove (114).

5. The adjustable annular groove cutting device according to claim 4, characterized in that: Adjustment holes (14) are opened on the inner side wall of the sliding groove (114), the first screw rod (112) is in fit and clamped with the inner cavity of the adjustment holes (14), there are several groups of the adjustment holes (14), and several groups of the adjustment holes (14) are arranged at equal intervals in the inner cavity of the sliding groove (114).

6. The adjustable annular groove cutting device according to claim 1, wherein: The adjusting assembly (12) includes a fixed rod (121). One end of the fixed rod (121) is provided with a fixed sleeve (122). The inner cavity of the fixed sleeve (122) is inserted and fixed to the surface of the cutting head. The other end of the fixed rod (121) is inserted and slid with a sliding sleeve (123). The sliding sleeve (123) is fixedly installed on the outer side wall of the sliding seat (10). A fixing structure is arranged on the surface of the sliding sleeve (123).

7. An adjustable annular groove cutting device according to claim 6, characterized in that: The fixing structure includes a second threaded sleeve (124). The second threaded sleeve (124) is inserted and fixed on the outer surface of the sliding sleeve (123). A second screw rod (125) is threadedly connected to the inner cavity of the second threaded sleeve (124). One end of the second screw rod (125) away from the fixed rod (121) is fixedly connected with a knob (126).

8. An adjustable annular groove cutting device according to claim 7, characterized in that: A moving groove (15) is formed on the surface of the fixed rod (121). The second screw rod (125) is slidably connected to the inner cavity of the moving groove (15). A support hole (16) is arranged in the inner cavity of the moving groove (15), and several groups of the support holes (16) are provided.

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