High-speed numerical control punching device for high-strength steel tube chair

Abstract

The utility model belongs to the technical field of punching devices, and particularly relates to a high-speed numerical control punching device for a high-strength steel tube chair, which comprises a casing, a support is fixedly connected to the upper end of the casing, a hydraulic cylinder is fixedly mounted at the top of the support, and the output end of the hydraulic cylinder penetrates through the support and is slidably connected with the support. A punching cutter is fixedly connected to the tail end of the output end, a supporting plate is fixedly connected to the middle of the inner side of the machine shell, a motor is fixedly installed in the middle of the upper end of the supporting plate, a threaded shaft is fixedly connected to the tail end of an output shaft of the motor, and a limiting block is fixedly connected to the tail end of the threaded shaft. The two jackets which are driven by the motor and the threaded shaft to ascend and descend are arranged on the inner side of the machine shell of the device, the through holes are formed in the jackets and used for allowing pipes to penetrate through, and therefore when the pipes to be cut are placed on the machine shell, the jackets can be used for clamping and fixing the pipes to be cut, and stability during cutting and smoothness of notches of the pipes are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, in particular to a high-speed numerically controlled punching device for a high-strength steel pipe chair. Background Art

[0002] A high-strength steel pipe chair is a chair made of high-strength steel pipes. This type of chair usually has high durability and load-bearing capacity and can withstand high-intensity use and pressure. During its production process, the raw materials, that is, steel pipes, need to be punched. For example, the utility model patent with announcement number CN217775289U discloses a new type of high-speed CNC punching device for a steel pipe bed frame, including a workbench, a gantry frame is fixedly installed on the upper surface of the workbench through a fixed block, a first hydraulic rod is fixedly installed on the inner top wall of the gantry frame, and a punching head is fixedly installed at one end of the first hydraulic rod; the new type of high-speed CNC punching device for a steel pipe bed frame, through the coordination of the first hydraulic rod, the punching head and the punching slot, can be used to press the punching head down through the first hydraulic rod, thereby achieving the effect of punching.

[0003] In the prior art, the pipe to be punched is directly placed on the workbench, which lacks fixation and is prone to positional deviation, resulting in uneven cuts and inconsistent cutting lengths. Therefore, improvements are needed. Utility Model Content

[0004] The purpose of the utility model is to provide a high-speed CNC punching device for high-strength steel pipe chairs, which solves the problem in the prior art that the pipe to be punched is directly placed on the workbench, lacks fixation, and is prone to position deviation, resulting in uneven incisions and inconsistent cutting lengths.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-speed CNC punching device for a high-strength steel pipe chair, comprising a casing, a bracket fixedly connected to the upper end of the casing, a hydraulic cylinder fixedly installed on the top of the bracket, the output end of the hydraulic cylinder passes through the bracket and is slidably connected to the bracket, the end of the output end is fixedly connected to a punching knife, a support plate is fixedly connected to the middle part of the inner side of the casing, a motor is fixedly installed at the middle part of the upper end of the support plate, a threaded shaft is fixedly connected to the end of the output shaft of the motor, a limited block is fixedly connected to the end of the threaded shaft, a linkage plate is threadedly connected to the outer side of the shaft body of the threaded shaft, pipe clamps are fixedly connected to the left and right sides of the linkage plate, the pipe clamps pass through the casing and are slidably connected to the casing, and a segmentation mechanism is provided on the right side of the casing.

[0006] Preferably, a cushion is bonded to the middle of the upper end of the housing, and the cushion is made of rubber material. The cushion has a supporting effect on the pipe to be cut.

[0007] Preferably, a guide rod is fixedly connected to the upper end of the support plate and located below the pipe clamp, and the guide rod is slidably connected to the pipe clamp. The setting of the guide rod has a guiding effect on the lifting and lowering of the pipe clamp.

[0008] Preferably, a spring is sleeved outside the rod body of the guide rod, one end of the spring is fixedly connected to the support plate, and the other end of the spring is fixedly connected to the pipe clamp. Through the arrangement of the spring, elastic force can be applied to the pipe clamp to assist in resetting it.

[0009] Preferably, the segmentation mechanism comprises a fixed plate fixedly connected to the housing, the upper end of the fixed plate is fixedly connected to a vertical plate, the interior of the vertical plate is threadedly connected to an adjusting rod, one end of the adjusting rod is provided with an end sleeve through a bearing, and the other end of the adjusting rod is fixedly connected to a knob. The setting of the segmentation mechanism facilitates the adjustment of the cutting length of the pipe.

[0010] Preferably, a guide column is fixedly connected to one side of the end sleeve close to the vertical plate, and the guide column penetrates the vertical plate and is slidably connected to the vertical plate. The setting of the guide column has a guiding effect on the position adjustment of the end sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model arranges two jackets driven to rise and fall by a motor and a threaded shaft on the inner side of the casing of the device, and a through hole is provided inside the jacket for the pipe to pass through. When the pipe to be cut is placed on the casing, it can be clamped and fixed by the jacket, thereby ensuring its stability during cutting and the smoothness of the incision.

[0013] 2. The utility model sets a segmentation mechanism on the right side of the casing. When the pipe is clamped, its end can contact the end sleeve of the segmentation mechanism, and then the adjustable position of the end sleeve is used to control the length of the pipe cut. The structure is simple to use and the manufacturing cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 ;

[0015] Figure 2 The overall structure of the utility model is three-dimensional Figure 1 ;

[0016] Figure 3 For the utility model Figure 1 A three-dimensional enlarged view of the segment-fixing mechanism;

[0017] Figure 4 For the utility model Figure 1Front cross-sectional view of .

[0018] In the figure: 1. casing; 2. bracket; 3. hydraulic cylinder; 4. punching knife; 5. cushion; 6. support plate; 7. motor; 8. threaded shaft; 9. limit block; 10. linkage plate; 11. pipe clamp; 12. guide rod; 13. spring; 14. segment fixing mechanism; 141. fixing plate; 142. vertical plate; 143. adjusting rod; 144. end sleeve; 145. knob; 146. guide column. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 A high-speed CNC punching device for a high-strength steel pipe chair includes a housing 1, a bracket 2 is fixedly connected to the upper end of the housing 1, a hydraulic cylinder 3 is fixedly installed on the top of the bracket 2, the output end of the hydraulic cylinder 3 passes through the bracket 2 and is slidably connected to the bracket 2, and a punching knife 4 is fixedly connected to the end of the output end. A cushion 5 is bonded to the middle of the upper end of the housing 1, and the cushion 5 is made of rubber. Through the setting of the cushion 5, it has a supporting effect on the pipe to be cut, a support plate 6 is fixedly connected to the middle of the inner side of the housing 1, and a motor 7 is fixedly installed in the middle of the upper end of the support plate 6, a threaded shaft 8 is fixedly connected to the end of the output shaft of the motor 7, and a limit block 9 is fixedly connected to the end of the threaded shaft 8. The outer side of the shaft body of the threaded shaft 8 is connected to a linkage plate 10 through a thread, and the left and right sides of the linkage plate 10 are fixedly connected to pipe clamps 11, and the pipe clamps 11 pass through the housing 1 and are slidably connected to the housing 1.

[0021] See also Figure 4 A guide rod 12 is fixedly connected to the upper end of the support plate 6 and located below the pipe clamp 11, and the guide rod 12 is slidably connected to the pipe clamp 11. The setting of the guide rod 12 has a guiding effect on the lifting and lowering of the pipe clamp 11. A spring 13 is sleeved on the outer side of the rod body of the guide rod 12, one end of the spring 13 is fixedly connected to the support plate 6, and the other end of the spring 13 is fixedly connected to the pipe clamp 11. Through the setting of the spring 13, the elastic force can be applied to the pipe clamp 11, which has an auxiliary reset effect.

[0022] See also Figure 1-4The right side of the housing 1 is provided with a segmenting mechanism 14, and the segmenting mechanism 14 is provided to facilitate the adjustment of the cutting length of the pipe. The segmenting mechanism 14 includes a fixed plate 141 fixedly connected to the housing 1, and the upper end of the fixed plate 141 is fixedly connected to a vertical plate 142, and the interior of the vertical plate 142 is connected to an adjusting rod 143 by threads, and one end of the adjusting rod 143 is installed with an end sleeve 144 through a bearing, and the other end of the adjusting rod 143 is fixedly connected to a knob 145. A guide column 146 is fixedly connected to the side of the end sleeve 144 close to the vertical plate 142, and the guide column 146 penetrates the vertical plate 142 and is slidably connected to the vertical plate 142. The provision of the guide column 146 has a guiding effect on the position adjustment of the end sleeve 144.

[0023] The specific implementation process of the utility model is as follows: when in use, first, the two pipe clamps 11 are passed through, and the ends thereof are in contact with the end sleeve 144. Then, the motor 7 is started, and the motor 7 drives the threaded shaft 8 to rotate, and the linkage plate 10 moves downward through the relative threaded movement with the threaded shaft 8. The linkage plate 10 will simultaneously drive the two pipe clamps 11 to move downward during its downward movement, and then the pipe is clamped and fixed by the pipe clamps 11, so as to ensure its stability during cutting and the smoothness of the incision. Then, the punching knife 4 is driven by the hydraulic cylinder 3 to punch the pipe. In addition, the adjusting rod 143 can be rotated by the knob 145. The adjusting rod 143 can control the horizontal position of the end sleeve 144 through the relative threaded movement with the vertical plate 142 and under the guidance of the guide column 146, thereby controlling the length of the pipe cut. The structure is simple to use and the manufacturing cost is low.

[0024] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-speed CNC punching device for high-strength steel pipe chairs, comprising a housing (1), characterized in that: The upper end of the casing (1) is fixedly connected to a bracket (2), a hydraulic cylinder (3) is fixedly installed on the top of the bracket (2), an output end of the hydraulic cylinder (3) passes through the bracket (2) and is slidably connected to the bracket (2), a punching knife (4) is fixedly connected to the end of the output end, a support plate (6) is fixedly connected to the middle of the inner side of the casing (1), a motor (7) is fixedly installed to the middle of the upper end of the support plate (6), a threaded shaft (8) is fixedly connected to the end of the output shaft of the motor (7), a limit block (9) is fixedly connected to the end of the threaded shaft (8), a linkage plate (10) is connected to the outer side of the shaft body of the threaded shaft (8) through threads, and pipe clamps (11) are fixedly connected to the left and right sides of the linkage plate (10), the pipe clamps (11) pass through the casing (1) and are slidably connected to the casing (1), and a segment fixing mechanism (14) is provided on the right side of the casing (1).

2. The high-speed CNC punching device for high-strength steel pipe chair according to claim 1, characterized in that: A cushion (5) is bonded to the middle of the upper end of the housing (1), and the cushion (5) is made of rubber.

3. The high-speed CNC punching device for high-strength steel pipe chair according to claim 1, characterized in that: A guide rod (12) is fixedly connected to the upper end of the support plate (6) and located below the pipe clamp (11), and the guide rod (12) is slidably connected to the pipe clamp (11).

4. The high-speed CNC punching device for high-strength steel pipe chair according to claim 3 is characterized in that: A spring (13) is sleeved on the outside of the rod body of the guide rod (12); one end of the spring (13) is fixedly connected to the support plate (6), and the other end of the spring (13) is fixedly connected to the pipe clamp (11).

5. The high-speed CNC punching device for high-strength steel pipe chair according to claim 1, characterized in that: The segment setting mechanism (14) comprises a fixing plate (141) fixedly connected to the housing (1); the upper end of the fixing plate (141) is fixedly connected to a vertical plate (142); the interior of the vertical plate (142) is connected to an adjusting rod (143) via a thread; one end of the adjusting rod (143) is mounted with an end sleeve (144) via a bearing; the other end of the adjusting rod (143) is fixedly connected to a knob (145).

6. The high-speed CNC punching device for high-strength steel pipe chair according to claim 5, characterized in that: A guide column (146) is fixedly connected to one side of the end sleeve (144) close to the vertical plate (142); the guide column (146) penetrates the vertical plate (142) and is slidably connected to the vertical plate (142).

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