CN211805000U - Clamping and positioning device for rotary cutting of special-shaped pipe - Google Patents

Abstract

The utility model relates to a clamping and positioning device for the rotary cutting of a special pipe, which comprises a lathe bed, wherein the lathe bed is provided with a cutting head, and the cutting head is arranged on the lathe bed in a sliding way; be equipped with positioning mechanism on the lathe bed, positioning mechanism includes the rotatory pneumatic chuck that is used for pressing from both sides tight mechanical tubes by motor drive, a locating plate that is used for the aligning subassembly of mechanical tubes location and is used for the mechanical tubes location, pneumatic chuck slides and sets up on the lathe bed, aligning subassembly is including sliding top board and the holding down plate that sets up the fixed mounting bracket on the lathe bed and be used for the mechanical tubes aligning, top board and holding down plate all go up and down to set up on fixed mounting bracket, the locating plate slides and sets up on the lathe bed, be equipped with a plurality of horizontal locating holes that can correspond with the locating hole on the mechanical tubes on the locating plate, pneumatic chuck, aligning subassembly and locating plate are located same one side of lathe bed, and pneumatic chuck, aligning subassembly and locating plate slide in proper. The utility model discloses effectively avoid processing the hidden danger that exists, improved work efficiency when reduction in production cost.

Description

A special-shaped pipe rotary cutting, clamping and positioning device

technical field

The utility model relates to a rotary cutting, clamping and positioning device for a special-shaped pipe.

Background technique

With the development of the national economy, the utilization rate of modern machinery and equipment that replaces manual labor by mechanical labor is getting higher and higher. In actual production, because the processing and production of special pipes need to be manually marked and opened, some holes with high positioning requirements need to be drilled first and then processed on a drilling machine. However, in the process of manual marking and opening. , Manual scribing is prone to errors and offsets, and the clamping of the special-shaped pipe on the drilling machine is also extremely inconvenient. When opening the hole, it will be offset due to the pressure of the drilling machine and the vibration during drilling, resulting in the scrapping of the special-shaped pipe. , which reduces the work efficiency and increases the production cost, which is extremely inconvenient.

Utility model content

The purpose of the utility model is to provide a rotary cutting, clamping and positioning device for special-shaped pipes with a high degree of automation, convenient operation, and practical safety.

The technical scheme for realizing the purpose of the present utility model is as follows: the present utility model has a bed body, and the bed body is provided with a cutting head for cutting special-shaped pipes, and the cutting head is slidably arranged on the bed body; A positioning mechanism for positioning, the positioning mechanism includes a pneumatic chuck that is rotated by a motor and used to clamp a special-shaped pipe, a self-aligning assembly for positioning the special-shaped pipe, and a positioning plate for positioning the special-shaped pipe, the pneumatic chuck is used for positioning the special-shaped pipe. It is slidably arranged on the bed, and the centering assembly includes a fixed mounting frame slidably arranged on the bed, and upper and lower pressure plates for the centering of special-shaped tubes. The positioning plate is slidably arranged on the bed, the positioning plate is provided with a plurality of horizontal positioning holes corresponding to the positioning holes on the base plate arranged on the special-shaped tube, the pneumatic chuck, the self-aligning assembly and the positioning plate It is located on the same side of the bed, and the pneumatic chuck, the self-aligning component and the positioning plate are slidably arranged on the bed in sequence.

A cylinder is fixed on the above-mentioned fixed mounting frame, and the telescopic end of the cylinder is fixedly connected with the upper pressure plate. The upper pressure plate and the lower pressure plate are oppositely provided with rollers that can be adjusted and rotated for the special-shaped pipe, and the bottom of the lower pressure plate is rotated with a roller. The adjusting handle is provided with a threaded portion, the fixed mounting frame is provided with a screw hole threadedly connected with the screwed portion, and the lower pressing plate is raised and lowered on the fixed mounting frame through the cooperation of the screwed portion on the adjusting handle and the screw hole.

A plurality of guide shafts are fixedly arranged on the above-mentioned fixed mounting frame, and a plurality of guide holes corresponding to the respective guide shafts are arranged on the lower pressing plate.

The above-mentioned positioning mechanism also includes a rotating assembly, the rotating assembly includes a fixing frame, the motor is fixed on the fixing frame, the fixing frame is slidably arranged on the bed, the pneumatic chuck is arranged on the fixing frame, and the output end of the motor is connected to the fixed frame. Pneumatic chuck connection.

The above-mentioned fixed installation frame is provided with a fixed support block for fixing the cylinder, the fixed installation frame is provided with positioning screw holes, and the fixed support block is provided with a plurality of adjustment holes that can be communicated with the positioning holes after movement. A locking bolt is arranged in the screw hole, a pressing plate is fixed on the fixed support block, and the locking bolt passes through the adjusting hole and is threadedly matched with the positioning screw hole to press the pressing plate on the cylinder.

The above-mentioned fixed mounting frame is provided with an adjustment slot, the extension direction of the adjustment slot is parallel to the axial direction of the pneumatic chuck, an adjustment block is slid in the adjustment slot, the screw hole is arranged on the adjustment block, and the adjustment handle is adjusted by adjusting The threaded part on the handle and the threaded hole of the screw hole are connected with the adjustment block for lifting and lowering.

The above-mentioned positioning mechanism further includes a positioning assembly, the positioning assembly includes a positioning mounting frame slidably arranged on the bed, and a positioning seat fixed on the positioning mounting frame and used for fixing the positioning plate, and a positioning seat is provided on the positioning seat for positioning. The slot into which the board is inserted, and the positioning board is inserted into the slot on the positioning seat and is fixedly connected to the positioning seat.

The fixing frame is provided with a locking screw hole, the locking screw hole is equipped with a first locking handle, the first locking handle is provided with a threaded portion, and after the first locking handle passes through the locking screw hole Fix the holder on the bed.

The positioning mounting frame is provided with a tightening screw hole, the tightening screw hole is equipped with a second locking handle, the second locking handle is provided with a threaded portion, and the second locking handle passes through the tightening screw hole Then fix the positioning mounting bracket on the bed.

The utility model has positive effects: (1) The utility model sets the positioning mechanism on the bed, and the positioning mechanism is set as a combination of a pneumatic chuck, an aligning assembly and a locating plate driven and rotated by a motor, and the aligning The components are arranged as a fixed mounting frame slidably connected to the bed and upper and lower pressing plates lifted and lowered on the fixed mounting frame. After the positioning holes on the base plate of the tube are aligned with the horizontal positioning holes on the positioning plate, the special-shaped tube is clamped and positioned by the upper and lower pressing plates, which effectively solves the errors in manual positioning and processing in the prior art and drilling holes. The deviation generated by the special-shaped pipe in the process can meet the requirements of various special-shaped pipes, avoid the hidden safety hazards of manual processing, reduce the production cost, greatly improve the work efficiency, and be convenient and efficient.

(2) In the present invention, the upper pressure plate on the fixed installation frame is lifted and lowered by the cylinder, and the lower pressure plate clamps the special-shaped pipe through the threaded cooperation of the threaded part on the adjustment handle and the screw hole on the fixed installation frame, and the upper pressure plate and the lower pressure plate are There are rollers on the pressure plate. After the upper platen and the lower platen press the special-shaped tube, the roller can also be driven by the special-shaped tube to rotate during the rotation adjustment of the pneumatic chuck, so as to avoid the special-shaped tube from being stuck during rotation. phenomenon, and the clamping force can be adjusted by the cylinder and the adjustment handle, which has good controllability, high efficiency and practicality.

(3) In the present invention, the guide shaft is arranged on the fixed mounting frame, and the guide hole through which the guide shaft can pass through is arranged on the lower pressing plate. The lifting direction of the platen is guided, which is practical and convenient.

(4) In the present invention, a rotating assembly is arranged, and the rotating assembly is arranged as a fixed frame, the motor is arranged on the fixed frame, and the fixed frame is slidably arranged on the bed. aligning, practical and efficient.

(5) The utility model uses the fixed mounting frame to fix the fixed support block of the cylinder, the fixed mounting frame is provided with a positioning screw hole, the fixed support block is provided with an adjustment hole, and the locking bolt passes through the adjustment hole and is connected with the positioning screw. The holes are threaded to control the fixation and position adjustment of the cylinder, which has good adjustability and maneuverability, and is practical and efficient.

(6) In the present invention, an adjusting groove is arranged on the fixed mounting frame, and the adjusting block is slidably arranged in the adjusting groove, and the centering and clamping are carried out by the movement of the adjusting block and the cooperation between the threaded part on the adjusting handle and the screw hole, It can be adjusted and used according to the shape and size of different special-shaped pipes, has good adaptability, is practical and efficient.

(7) In the present invention, a positioning assembly is provided, including a positioning mounting frame slidably arranged on the bed and a positioning seat for installing the positioning plate, and the positioning plate is fixed by the connection between the positioning plate and the positioning seat, thereby improving the stability of the positioning plate. Therefore, the stability and accuracy of the alignment are improved, which is efficient and convenient.

(8) In the present invention, locking screw holes are arranged on the fixing frame, and the fixing frame is fixed on the bed through the threaded connection of the first locking handle and the locking screw hole, which is safe and stable.

(9) In the present invention, the positioning mounting frame is provided with a fixing screw hole, and the positioning mounting frame is fixed on the bed through the thread cooperation of the second locking handle and the fixing screw hole, which is safe, stable, practical and efficient.

Description of drawings

In order to make the content of the present utility model easier to be understood clearly, the present utility model will be described in further detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein

Fig. 1 is the overall mechanism schematic diagram of the special-shaped pipe rotary cutting, clamping and positioning device in the utility model;

2 is a schematic diagram of the overall structure of the rotating assembly in the utility model;

3 is a schematic diagram of the overall structure of the centering assembly in the utility model;

Figure 4 is a schematic diagram of the connection structure of the lower pressing plate and the fixed mounting frame in the utility model;

5 is a schematic diagram of the overall structure of the positioning assembly in the present invention;

FIG. 6 is a schematic diagram of the connection structure of the positioning mounting frame and the positioning seat in the present invention.

Detailed ways

1 to FIG. 6 , the present invention has a bed 1, on which a cross beam 12 is slidably provided, the sliding direction of the cross beam 12 is parallel to the extension direction of the bed 1, and the cross beam 12 is provided with a special-shaped tube for cutting The cutting head 11 is slidably arranged on the bed 1; the bed 1 is provided with a positioning mechanism for positioning the special-shaped pipe, and the positioning mechanism includes a motor 22 driven to rotate and used for clamping the special-shaped pipe. The pneumatic chuck 21 for the pipe, the self-aligning assembly 3 for positioning the special-shaped pipe, and the positioning plate 43 for positioning the special-shaped pipe, the pneumatic chuck 21 is slidably arranged on the bed 1, and the self-aligning assembly 3 includes a sliding The fixed mounting frame 31 arranged on the bed 1 and the upper pressing plate 32 and the lower pressing plate 33 used for the centering of the special-shaped tube, the upper pressing plate 32 and the lower pressing plate 33 are both raised and lowered on the fixed mounting frame 31, and the positioning plate 43 slides Set on the bed 1, the positioning plate 43 is provided with a plurality of horizontal positioning holes 431 corresponding to the positioning holes on the base plate arranged on the special-shaped tube. The pneumatic chuck 21, the centering assembly 3 and the The positioning plate 43 is located on the same side of the bed 1. The bed 1 is fixedly provided with a slide rail. The pneumatic chuck 21, the self-aligning assembly 3 and the positioning plate 43 are all provided with sliders that are slidably connected to the slide rail. The pneumatic chuck 21 . The self-aligning assembly 3 and the positioning plate 43 are sequentially slidably arranged on the bed 1 through the sliding cooperation between the slider and the slide rail on the bed 1;

A cylinder 37 is fixed on the fixed mounting frame 31, and the telescopic end of the cylinder 37 is fixedly connected with the upper pressing plate 32. The upper pressing plate 32 and the lower pressing plate 33 are oppositely provided with rollers 35 that can be used to adjust and rotate the special-shaped tube, so The bottom of the lower pressing plate 33 is rotatably provided with an adjusting handle 34, the adjusting handle 34 is provided with a threaded portion, the fixed mounting frame 31 is provided with a screw hole threadedly connected with the threaded portion, and the lower pressing plate 33 is connected with the threaded portion on the adjusting handle 34. The lifting and lowering of the screw holes is arranged on the fixed mounting frame 31 ; the fixed mounting frame 31 is fixedly provided with a plurality of guide shafts 36 , and the lower pressing plate 33 is provided with a plurality of guide holes corresponding to each guide shaft 36 , and each guide shaft 36 After passing through the corresponding guide holes, it is slidably connected to the lower pressing plate 33;

The positioning mechanism further includes a rotating assembly 2, the rotating assembly 2 includes a fixing frame 24, the motor 22 is fixed on the fixing frame 24, the fixing frame 24 is slidably arranged on the bed 1, and the pneumatic chuck 21 is arranged on the on the fixing frame 24, and the output end of the motor 22 is fixedly provided with a reducer, and the output end of the reducer is fixedly connected with the pneumatic chuck 21;

The fixed installation frame 31 is provided with a fixed support block 38 for fixing the cylinder 37, the fixed installation frame 31 is provided with positioning screw holes, and the fixed support block 38 is provided with a plurality of fixed support blocks 38 that can communicate with the positioning holes after moving. Adjustment hole, a locking bolt 382 is arranged in the positioning screw hole, a pressing plate 381 is fixed on the fixed support block 38, and the locking bolt 382 passes through the adjusting hole and is threaded with the positioning screw hole, and then the abutting plate 381 is fixed 381 is pressed on the cylinder 37;

The fixed mounting frame 31 is provided with an adjustment slot 331 , the extension direction of the adjustment slot 331 is parallel to the axial direction of the pneumatic chuck 21 , an adjustment block 341 is slidably arranged in the adjustment slot 331 , and the screw hole is provided in the adjustment block On 341, the adjusting handle 34 is connected to the adjusting block 341 up and down through the thread fit of the threaded portion on the adjusting handle 34 and the screw hole;

The positioning mechanism further includes a positioning assembly 4, the positioning assembly 4 includes a positioning mounting frame 41 slidably arranged on the bed 1, and a positioning seat 42 fixed on the positioning mounting frame 41 and used for fixing the positioning plate 43, so The positioning seat 42 is provided with a slot 421 into which the positioning plate 43 can be inserted, and the positioning plate 43 is inserted into the slot 421 on the positioning seat 42 and is fixedly connected with the positioning seat 42;

The fixing frame 24 is provided with a locking screw hole, the locking screw hole is provided with a first locking handle 39, the first locking handle 39 is provided with a threaded portion, and the first locking handle 39 passes through After tightening the screw holes, the fixing frame 24 is fixed on the bed 1; the positioning mounting frame 41 is provided with tightening screw holes, and a second locking handle 44 is arranged in the tightening screw holes. The locking handle 44 is provided with a threaded portion, and the second locking handle 44 passes through the tightening screw hole to fix the positioning and mounting bracket 41 on the bed 1 .

The working principle of the utility model: the utility model first loosens the jaws on the pneumatic chuck 21, and then installs the special-shaped tube with the base plate on the pneumatic chuck 21, and the end of the special-shaped tube without the base plate is clamped into the pneumatic clamp. The rear claws of the plate 21 press the special-shaped tube tightly, loosen the first locking handle 39 and slide the positioning mounting frame 41 to the position where the special-shaped tube does not hinder the cutting. And the lower pressing plate 33 is pressed on the special-shaped tube for centering, and then the positioning and mounting bracket 41 is fixed on the bed 1 by the first locking handle 39, and the second locking handle 44 is released and slides. When the special-shaped tube The positioning hole on the upper base plate is correspondingly connected with the horizontal positioning hole 431 on the positioning plate 43, and the alignment is completed. The special-shaped tube is clamped by the upper pressing plate 32 and the lower pressing plate 33, and the positioning plate 43 is moved to the initial position. Then, by cutting The head 11 punches or cuts the special-shaped tube. After the processing is completed, the upper pressing plate 32 and the lower pressing plate 33 are released, the pneumatic chuck 21 is released, and the processed special-shaped tube is removed, and then the next special-shaped tube to be processed is installed. , so the cycle processing completes the work.

The specific embodiments described above further describe the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above are only specific embodiments of the present invention, and are not intended to limit the present invention. In the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims (9)

1. A special-shaped pipe rotary cutting, clamping and positioning device, having a bed (1), the bed (1) is provided with a cutting head (11) for cutting a special-shaped pipe, and the cutting head (11) is slidably arranged on the On the bed (1); it is characterized in that: the bed (1) is provided with a positioning mechanism for positioning the special-shaped pipe, and the positioning mechanism comprises a pneumatic motor (22) driven to rotate and used for clamping the special-shaped pipe. A chuck (21), an alignment assembly (3) for positioning the special-shaped pipe, and a positioning plate (43) for positioning the special-shaped pipe, the pneumatic chuck (21) is slidably arranged on the bed (1), so The self-aligning assembly (3) comprises a fixed mounting frame (31) slidably arranged on the bed (1), an upper pressure plate (32) and a lower pressure plate (33) used for the centering of special-shaped tubes, the upper pressure plate (32) and the The lower pressing plates (33) are both lifted and lowered on the fixed mounting frame (31), the positioning plates (43) are slidably arranged on the bed (1), and the positioning plates (43) are provided with a plurality of The horizontal positioning hole (431) corresponding to the positioning hole on the base plate on the special-shaped tube, the pneumatic chuck (21), the self-aligning assembly (3) and the positioning plate (43) are located on the same side of the bed (1), And the pneumatic chuck (21), the self-aligning component (3) and the positioning plate (43) are sequentially slidingly arranged on the bed (1). 2. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 1, characterized in that: a cylinder (37) is fixed on the fixed mounting frame (31), and the telescopic end of the cylinder (37) is connected to the upper The pressure plate (32) is fixedly connected, the upper pressure plate (32) and the lower pressure plate (33) are relatively provided with rollers (35) that can be adjusted and rotated for the special-shaped pipe, and the bottom of the lower pressure plate (33) is rotated with an adjustment The handle (34), the adjusting handle (34) is provided with a threaded portion, the fixed mounting bracket (31) is provided with a screw hole threadedly connected with the threaded portion, and the lower pressing plate (33) is connected with the threaded portion on the adjusting handle (34). The matching lifting and lowering of the screw holes is arranged on the fixed mounting frame (31). 3. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 2, characterized in that: a plurality of guide shafts (36) are fixedly arranged on the fixed mounting frame (31), and the lower pressing plate (33) is provided with a plurality of guide shafts (36). A plurality of guide holes corresponding to each guide shaft (36) are provided, and each guide shaft (36) is slidably connected to the lower pressing plate (33) after passing through the corresponding guide hole. 4. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 1, characterized in that: the fixed mounting frame (31) is provided with a fixed support block (38) for fixing the cylinder (37), so The fixed mounting bracket (31) is provided with positioning screw holes, the fixed support block (38) is provided with a plurality of adjustment holes that can be communicated with the positioning holes after moving, and locking bolts ( 382), a pressing plate (381) is fixed on the fixed support block (38), and the locking bolt (382) passes through the adjustment hole and is threaded with the positioning screw hole to press the pressing plate (381) against the cylinder (382). 37) on. 5. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 2, characterized in that: the fixed mounting frame (31) is provided with an adjustment groove (331), and the extension direction of the adjustment groove (331) is the same as the The axial directions of the pneumatic chuck (21) are parallel, an adjusting block (341) is slidably arranged in the adjusting groove (331), the screw hole is arranged on the adjusting block (341), and the adjusting handle (34) passes through the adjusting handle (34) The screw fitting of the upper threaded portion and the threaded hole is connected with the adjustment block (341) up and down. 6. The special-shaped pipe rotary cutting, clamping and positioning device according to claim 1, wherein the positioning mechanism further comprises a rotating assembly (2), and the rotating assembly (2) includes a fixing frame (24), The motor (22) is fixed on the fixing frame (24), the fixing frame (24) is slidably arranged on the bed (1), the pneumatic chuck (21) is arranged on the fixing frame (24), and the motor ( The output end of 22) is connected with the pneumatic chuck (21). 7. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 1, characterized in that: the positioning mechanism further comprises a positioning assembly (4), and the positioning assembly (4) comprises a sliding set on the bed (4). 1) on the positioning mounting bracket (41), and a positioning seat (42) fixed on the positioning mounting bracket (41) and used for fixing the positioning plate (43), the positioning seat (42) is provided with a positioning seat (42) for positioning The slot (421) into which the board (43) is inserted, and the positioning board (43) is inserted into the slot (421) on the positioning seat (42) and then fixedly connected with the positioning seat (42). 8. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 6, characterized in that: the fixing frame (24) is provided with a locking screw hole, and the locking screw hole is provided with a first lock A tightening handle (39), the first locking handle (39) is provided with a threaded portion, and the first locking handle (39) passes through the locking screw hole to fix the fixing frame (24) on the bed (1). )superior. 9. A special-shaped pipe rotary cutting, clamping and positioning device according to claim 7, characterized in that: the positioning mounting bracket (41) is provided with a fixing screw hole, and a second screw hole is arranged in the fixing screw hole A locking handle (44), the second locking handle (44) is provided with a threaded portion, and the second locking handle (44) passes through the tightening screw hole to fix the positioning mounting bracket (41) on the bed (1) on.

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