Stainless steel elbow tee joint cutting equipment facilitating rapid clamping

Abstract

The invention relates to the field of pipe fitting cutting, in particular to stainless steel elbow tee joint cutting equipment convenient for quick clamping, which comprises a vertical frame and a fixed column arranged on the vertical frame, a plurality of strip-shaped grooves are formed in the fixed column in the circumferential direction, a strip-shaped sliding rail is arranged in each strip-shaped groove in a sliding mode, two moving blocks are arranged in each strip-shaped sliding rail in a sliding mode, the two moving blocks are connected through two hinged plates which are hinged to each other, and an arc-shaped abutting plate is arranged at the hinged position of the two hinged plates; the adjusting fixing column is provided with an adjusting mechanism capable of enabling the two moving blocks in the multiple strip-shaped sliding rails to be close to each other synchronously. A rotating ring is rotationally arranged on the vertical frame, and the rotating ring is connected with a cutting head through a mounting rod; the fixing column is further provided with an avoiding mechanism capable of enabling the strip-shaped sliding rails to sequentially move back and forth along the corresponding strip-shaped grooves along with rotation of the rotating ring. Multi-point intermittent supporting can be conducted on the inner wall of the elbow and the inner wall of the tee joint, and therefore the cutting effect is ensured.

Claims

1. A stainless steel elbow tee cutting device that is easy to quickly clamp, characterized in that: It includes a vertical frame, a fixing column, an adjustment mechanism and an avoidance mechanism; A fixed column is arranged on one side of the top of the vertical frame, and a plurality of strip grooves are arranged on the outer wall of the fixed column in the circumferential direction, and a strip rail is slidably arranged in each strip groove, and two moving blocks are slidably arranged inside each strip rail, and hinge plates are hinged on the opposite sides of two adjacent moving blocks, and the two hinge plates located in the same strip groove are hinged to each other, and an arc-shaped contact plate is arranged at the hinge of each two adjacent hinge plates; The adjustment mechanism is arranged on the fixed column and can make two moving blocks in the plurality of strip-shaped slide rails approach synchronously; A rotating ring is also rotatably arranged on the vertical frame, and the rotating ring is coaxially arranged with the fixed column. A mounting rod is also arranged at the edge of the rotating ring. A horizontal plate is arranged at one end of the mounting rod away from the rotating ring. A hydraulic rod is arranged on the horizontal plate. The driving direction of the hydraulic rod is toward the axis of the fixed column. The actuator of the hydraulic rod passes through the horizontal plate and is provided with a cutting head. The avoidance mechanism is arranged on the fixed column and can make the plurality of strip-shaped slide rails move back and forth in sequence along the corresponding strip-shaped grooves as the rotating ring rotates.

2. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 1 is characterized in that: The avoidance mechanism includes a rotating plate, a connecting gear and a synchronous gear; A circular groove for accommodating the rotating disk is arranged at the center of the fixed column, and the rotating disk is rotatably arranged in the circular groove. A guide column extending into the circular groove is arranged at the center of one side of each strip-shaped slide rail close to the inner wall at the bottom of the corresponding strip-shaped groove, and the guide column contacts the outer wall of the rotating disk, and an arc-shaped notch for accommodating the guide column is arranged on the outer wall of the rotating disk; A connecting rod is arranged at the center of one side of the rotating disk close to the vertical frame, a receiving hole for accommodating the connecting rod is arranged on the fixed column, the connecting rod extends out of the receiving hole and is provided with a driven gear, gear teeth are arranged circumferentially on the inner wall of the rotating ring, the synchronous gear and the connecting gear are meshed with each other and rotatably arranged on the vertical frame, the synchronous gear is meshed with the gear teeth, and the connecting gear is meshed with the driven gear.

3. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 2 is characterized in that: The adjustment mechanism includes a main gear and a cross mounting frame; The main gear is coaxially rotatably arranged at one end of the fixed column away from the vertical frame, and an extension rod is rotatably arranged in each bar-shaped slide rail, and one end of each extension rod close to the main gear extends out of the fixed column and is provided with a sub-gear, and the main gear is meshed with multiple sub-gears; A reel is provided at the center of each extension rod, a longitudinal groove for avoiding the reel is provided on each guide column, a first traction rope is wound around each reel, a pulling hole is provided at the center of each strip slide rail, the first traction rope passes through the pulling hole and two second traction ropes are provided, each second traction rope is connected to a corresponding moving block; The cross mounting frame is arranged on the fixed column, and a synchronous motor for driving the main gear is arranged on the cross mounting frame.

4. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 3 is characterized in that: Two guide plates are arranged inside each strip slide rail, each guide plate is provided with a guide hole for accommodating the second traction rope, each second traction rope is also provided with a return spring, and the return spring is located between the corresponding guide plate and the moving block.

5. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 1 is characterized in that: Each arc-shaped abutment plate is also provided with a reinforcement mechanism for secondary fixing of the cutting position.

6. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 5 is characterized in that: Each set of reinforcement mechanisms includes a vertical block, abutment plates and rectangular bars; A vertical through groove is provided at the center of each arc-shaped contact plate, and a vertical block is slidably arranged in the vertical through groove. Hinge grooves are arranged on both sides of the end of the vertical block away from the fixed column along the length direction, and a contact plate is hinged in each hinge groove; A C-shaped plate is arranged at the bottom of each arc-shaped contact plate, a transverse plate is arranged at the bottom of the vertical block, and the transverse plate and the C-shaped plate are connected to each other by a protruding spring. Installation grooves are arranged on the non-adjacent sides of the two contact plates, a pulling rope is arranged in the installation groove, and two guiding holes for the pulling rope to pass through are arranged on the vertical block. One end of the pulling rope away from the installation groove is arranged on the inner wall of the top of the corresponding C-shaped plate through the corresponding guiding hole; Rectangular grooves are also arranged on both sides of the vertical through groove. The open end of the rectangular through groove faces the arc surface and is communicated with the vertical through groove through a horizontal groove. A blocking plate is slidably arranged in each horizontal groove, a rectangular through groove is arranged at the bottom of each rectangular through groove, a rectangular bar is slidably arranged in each rectangular through groove, a reaction groove for the rectangular bar to pass through is arranged on the blocking plate, right-angled trapezoidal blocks matched with the reaction groove are arranged on both sides of the rectangular bar, an installation plate is also arranged on the rectangular bar, and a pushing spring is also sleeved on each rectangular bar. The pushing spring is located between the corresponding installation plate and the inner wall of the bottom of the rectangular groove.

7. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 6 is characterized in that: Each contact plate is hinged in the corresponding hinge groove through a connecting shaft arranged on both sides thereof, a ratchet wheel is also arranged on each connecting shaft, and a ratchet pawl matched with the ratchet wheel is arranged on the vertical block.

8. The stainless steel elbow tee cutting device that is easy to quickly clamp according to claim 1 is characterized in that: A protective cover is also arranged on the cutting head.

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