Short-process brass pipe cast rolling device
By designing the casting and rolling device, multi-angle rolling of the copper tube by the precision roll was realized, which solved the problems of high equipment cost and difficulty in guaranteeing rolling accuracy, and improved the rolling accuracy and process stability of brass tubes.
Patent Information
- Application Number
- CN202423213080.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-25
AI Technical Summary
In existing brass tube rolling mills, as the number of finishing rolls increases, equipment costs and maintenance difficulties increase, and the gap between rolls is difficult to control, making it difficult to guarantee rolling accuracy.
The casting and rolling device uses a tube rolling assembly on a casting and rolling support to rotate circumferentially on a slide rail. The precision rolls roll the copper tube at multiple angles. Combined with a drive motor and rotating components, the precision rolls achieve high-precision rolling.
This improved the rolling precision of brass tubes, reduced equipment costs and maintenance difficulty, and ensured the stability and precision of the rolling process.
Smart Images
Figure CN223718010U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to copper pipe cast rolling technical field, concretely is a short process brass pipe cast rolling device. BACKGROUND
[0002] Short process brass pipe cast rolling is a kind of efficient production process, mainly used for producing brass pipe, through the rotation and pressure effect of roll in brass pipe rolling mill equipment, copper material experiences multiple compression and stretching, and finally forms the pipe of required specification and shape. During the rolling process, the speed of the roll is usually controlled by the motor, and can be adjusted as needed to ensure the stability and accuracy of the rolling process.
[0003] The number of rolls in the rolling mill equipment can improve the rolling efficiency and product quality, but at the same time, it will increase the equipment cost and maintenance difficulty, and it is difficult to control the roll spacing of the finishing roll as the number of finishing rolls increases, so the existing rolling mill equipment usually adopts double-roll finishing or three-roll finishing, which is difficult to ensure the accuracy of rolling. SUMMARY
[0004] TECHNICAL PROBLEM
[0005] In view of the deficiencies of the prior art, the utility model provides a kind of short process brass pipe cast rolling device, solve the problem raised in above background.
[0006] TECHNICAL SCHEME
[0007] To achieve the above purpose, the utility model is realized by the following technical scheme:
[0008] A kind of short process brass pipe cast rolling device, including cast rolling rack and cast rolling shell, fixedly installed with encircling slide rail in the cast rolling shell, cast rolling support is slidably installed on the encircling slide rail, positioning slide block is fixed on the front and back of cast rolling support, the positioning slide block is slidably installed on encircling slide rail, rolling pipe assembly is slidably installed on the cast rolling support, the rolling pipe assembly includes two parallelly arranged mounting plates, finishing roll is rotatably installed between mounting plate, and connecting beam is connected between two mounting plates, cast rolling motor is fixed on the cast rolling support, reciprocating screw rod is connected to the output end of cast rolling motor, reciprocating nut is fixed in the middle of connecting beam, the reciprocating nut is threadedly connected on reciprocating screw rod, symmetrical finishing rack is connected to the cast rolling support, finishing gear is coaxially connected to the finishing roll, and the finishing gear is engaged with finishing rack.
[0009] Preferably, the discharge port of the cast rolling shell is rotatably connected with a rotating assembly, the side of the positioning slide block facing the rotating assembly is provided with a sliding ratchet block, the side of the rotating assembly facing the sliding ratchet block is provided with a ratchet ring, and the sliding ratchet block is clamped on the ratchet ring in concave-convex matching.
[0010] Preferably, the rotating assembly comprises an integrally formed ratchet part, a transmission part and a bearing part between the ratchet part and the transmission part, the ratchet ring is arranged at the front side of the ratchet part, the outer edge of the transmission part is arranged as a transmission gear ring, and the bearing part is rotationally connected to the discharge port of the cast rolling shell.
[0011] Preferably, two driving motors are symmetrically arranged on the cast rolling frame, driving gears are connected to the output ends of the two driving motors, the transmission part is arranged across the two driving gears, and the transmission gear ring is in mesh with the driving gears.
[0012] Preferably, a sliding groove is arranged at the outer edge of the positioning sliding block, the sliding groove is slidingly connected to the inner side of the surrounding slide rail, a plurality of sliding holes are arranged at the front side of the positioning sliding block and in communication with the sliding groove, a locking rod is fixed to the rear side of the sliding ratchet block and slidingly matched with the sliding hole, a return spring is connected between the sliding ratchet block and the positioning sliding block, and the rear end of the locking rod is abuttingly clamped on the surrounding slide rail.
[0013] Preferably, an abutting block is arranged at the lower end of the sliding ratchet block, and the mounting plate is abutted at the rear side of the abutting block. Beneficial effects
[0014] The short-process brass pipe cast rolling device has the following beneficial effects:
[0015] In the utility model, the pipe rolling assembly on the cast rolling support can rotate on the surrounding slide rail through the driving motor, so that the finishing roller can roll the copper pipe at multiple angles on the outer wall of the copper pipe, and the rolling precision is higher. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 FIG. 1 is a structural schematic diagram of the short-process brass pipe cast rolling device of the utility model;
[0017] Figure 2 FIG. 2 is a structural schematic diagram of the cast rolling support in the utility model; Figure 1
[0018] Figure 3 FIG. 3 is a structural schematic diagram of the cast rolling support in the utility model; Figure 2
[0019] Figure 4 FIG. 4 is a structural schematic diagram of the pipe rolling assembly in the utility model.
[0020] In the figure: 1, the roll casting frame; 2, the roll casting shell; 3, the roll casting core; 4, the surrounding slide rail; 5, the roll casting support; 6, the positioning sliding block; 7, the mounting plate; 8, the finishing roll; 9, the connecting beam; 10, the roll casting motor; 11, the reciprocating screw; 12, the reciprocating nut; 13, the finishing rack; 14, the finishing gear; 15, the ratchet part; 16, the transmission part; 17, the bearing part; 18, the driving motor; 19, the driving gear; 20, the locking rod; 21, the abutting block; 22, the sliding ratchet block. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.
[0022] The utility model embodiment provides a short process brass pipe roll casting device,
[0023] As Figures 1-4 The roll casting shell 2 is provided in a cylindrical shape, the roll casting shell 2 is provided with a feeding port and a discharging port on the front and back sides, a roll casting core 3 is inserted on one side of the feeding port, a slide rail frame is fixedly installed inside the roll casting shell 2, the slide rail frame includes two parallel surrounding slide rails 4 and a slide rail beam connected between the surrounding slide rails 4, the slide rail beam is fixed on the inner wall of the roll casting shell 2, a roll casting support 5 is slidably installed on the surrounding slide rail 4, positioning sliding blocks 6 are fixed on the front and back sides of the roll casting support 5, the positioning sliding blocks 6 are slidably installed on the surrounding slide rail 4, a pipe rolling assembly is slidably installed on the roll casting support 5, and the roll casting support 5 can realize the circumferential movement of the pipe rolling assembly in the roll casting shell 2 by rotating the positioning sliding blocks 6 on the surrounding slide rail 4.
[0024] As Figure 4As shown, the pipe rolling assembly comprises two parallel arranged mounting plates 7, a finishing rolling roller 8 rotatably mounted between the mounting plates 7 and a connecting beam 9 connected between the two mounting plates 7, the cast-rolling core 3 is arranged between the two finishing rolling rollers 8, the copper pipe is sleeved outside the cast-rolling core 3, the finishing rolling roller 8 is in contact and extrusion with the outer wall of the copper pipe, the cast-rolling support 5 is fixed with a cast-rolling motor 10, the output end of the cast-rolling motor 10 is connected with a reciprocating screw rod 11, the middle part of the connecting beam 9 is fixed with a reciprocating nut 12, the reciprocating nut 12 is threadedly connected on the reciprocating screw rod 11, the left and right sides of the cast-rolling support 5 are fixed with L-shaped supports, the L-shaped supports are fixedly installed with finishing rolling racks 13, the finishing rolling roller 8 is coaxially connected with finishing rolling gears 14, the finishing rolling gears 14 are in meshing with the finishing rolling racks 13, the finishing rolling racks 13 are symmetrically arranged on the upper and lower sides of the two finishing rolling gears 14, the rotation of the cast-rolling motor 10 makes the whole pipe rolling assembly reciprocate on the reciprocating screw rod 11 through the reciprocating nut 12, and the two finishing rolling rollers 8 can be driven to rotate in opposite directions through the meshing of the finishing rolling gears 14 and the finishing rolling racks 13, so as to extrude and cast the copper pipe.
[0025] As shown in Figure 2 , Figure 3 , the discharge port of the cast-rolling shell 2 is rotatably connected with a rotating assembly, the rotating assembly comprises an integrally formed ratchet part 15, a transmission part 16 and a bearing part 17 between the ratchet part 15 and the transmission part 16, the side of the positioning sliding block 6 towards the rotating assembly is installed with a sliding ratchet block 22, the front side of the ratchet part 15 is provided as a ratchet ring, the sliding ratchet block 22 is matched and clamped on the ratchet ring, the bearing part 17 is rotatably connected with the discharge port of the cast-rolling shell 2, and the outer edge of the transmission part 16 is provided as a transmission gear ring.
[0026] As shown in Figure 1 , the cast-rolling rack 1 is symmetrically installed with two drive motors 18, the output ends of the two drive motors 18 are connected with drive gears 19, the transmission part 16 is arranged across the two drive gears 19, the transmission gear ring is in meshing with the drive gears 19, the drive gears 19 can drive the rotating assembly to rotate on the cast-rolling shell 2, so as to drive the sliding ratchet block 22 to rotate together with the ratchet ring, and then drive the cast-rolling support 5 to rotate on the surrounding slide rail 4, and then make the finishing rolling roller 8 deflect a certain angle on the outer wall of the rolled copper pipe and be rolled again, so as to improve the cast-rolling precision of the double finishing rolling rollers 8 on the copper pipe.
[0027] The outer edge of the positioning sliding block 6 is provided with a sliding groove, the curvature of the sliding groove is consistent with the curvature of the inner wall of the surrounding slide rail 4, the sliding groove is slidably connected to the inner side of the surrounding slide rail 4, the front side of the positioning sliding block 6 is provided with a plurality of sliding holes in communication with the sliding groove, the rear side of the sliding ratchet block 22 is fixedly provided with a locking rod 20 in sliding cooperation with the sliding hole, a reset spring is connected between the sliding ratchet block 22 and the positioning sliding block 6, the rear end of the locking rod 20 is abuttingly clamped on the surrounding slide rail 4, and the lower end of the sliding ratchet block 22 is provided with an abutting block 21.
[0028] Working principle:
[0029] In the utility model, the rotation of the casting and rolling motor 10 can drive the reciprocating screw rod to push the two mounting plates 7 to move forward and backward in the casting and rolling support 5, and in the moving process, the finishing gear 14 on the finishing roller 8 is driven by the finishing rack 13 to rotate synchronously, so that the finishing roller 8 rotates and extrudes the outer wall of the copper pipe, and the copper pipe is rolled according to the change of the rolling groove on the outer side of the finishing roller 8.
[0030] In the process that the mounting plate 7 moves forward and backward on the casting and rolling support 5, when the mounting plate 7 slides forward, the abutting block 21 is extruded on the rear side of the abutting block 21, the sliding ratchet block 22 is pushed by the abutting block 21 to slide towards the rotating assembly, until the sliding ratchet block 22 abuts and engages on the ratchet ring of the ratchet part 15, and then the rotating assembly is driven to rotate by the driving motor 18, so that the sliding ratchet block 22 is pushed, the casting and rolling support 5 rotates on the surrounding slide rail 4, the finishing roller 8 rotates relative to the copper pipe by a certain angle and is rolled in the next cycle, and the rolling process of the copper pipe is more uniform.
[0031] When the mounting plate 7 slides backward, the abutting block 21 is separated from the rear side of the abutting block 21, the sliding ratchet block 22 is pulled to move backward under the action of the reset spring, and the locking rod 20 abuts on the front side of the surrounding slide rail 4, so that the surrounding slide rail 4 and the positioning sliding block 6 are locked, and shaking in the process of backward rolling is avoided.
[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A short flow brass tube casting and rolling apparatus comprising a casting and rolling frame and a casting and rolling housing, characterized in that: The cast rolling shell is internally fixedly installed with a surrounding slide rail, the cast rolling support is slidably installed on the surrounding slide rail, the cast rolling support is fixedly provided with positioning sliding blocks on the front and rear sides, the positioning sliding blocks are slidably installed on the surrounding slide rail, the cast rolling support is slidably installed with a pipe rolling assembly, the pipe rolling assembly comprises two parallel installation plates, a finishing roll rotatably installed between the installation plates and a connecting beam connected between the two installation plates, the cast rolling support is fixedly provided with a cast rolling motor, the cast rolling motor is connected with a reciprocating screw rod at the output end, the connecting beam is fixedly provided with a reciprocating nut at the middle part, the reciprocating nut is threadedly connected on the reciprocating screw rod, the cast rolling support is connected with symmetrically arranged finishing racks, the finishing roll is coaxially connected with a finishing gear, and the finishing gear is meshed with the finishing racks.
2. A short flow brass tube casting and rolling device according to claim 1, characterized in that: The discharge port of the cast rolling shell is rotatably connected with a rotating assembly, the side of the positioning sliding block, towards the rotating assembly, is installed with a sliding ratchet block, the side of the rotating assembly, towards the sliding ratchet block, is provided with a ratchet ring, and the sliding ratchet block is clamped in the concave-convex matching mode on the ratchet ring.
3. A short flow brass tube casting and rolling device according to claim 2, characterized in that: The rotating assembly comprises an integrally formed ratchet part, a transmission part and a bearing part between the ratchet part and the transmission part, the ratchet ring is arranged on the front side of the ratchet part, the outer edge of the transmission part is provided with a transmission gear ring, and the bearing part is rotatably connected with the discharge port of the cast rolling shell.
4. A short-cycle brass tube casting and rolling apparatus according to claim 3, characterized in that: The cast rolling rack is symmetrically installed with two driving motors, the output ends of the two driving motors are connected with driving gears, the transmission part is arranged across the two driving gears, and the transmission gear ring is meshed with the driving gears.
5. A short flow brass tube casting and rolling device according to claim 4, characterized in that: The outer edge of the positioning sliding block is provided with a sliding groove, the sliding groove is slidably connected and buckled on the inner side of the surrounding slide rail, the front side of the positioning sliding block is provided with a plurality of sliding holes in communication with the sliding groove, the rear side of the sliding ratchet block is fixedly provided with a locking rod in sliding cooperation with the sliding holes, the sliding ratchet block and the positioning sliding block are connected with a return spring, and the rear end of the locking rod is abuttingly clamped on the surrounding slide rail.
6. A short-cycle brass tube casting and rolling apparatus according to claim 5, characterized in that: The lower end of the sliding ratchet block is provided with an abutting block, and the installation plate is abuttingly arranged on the rear side of the abutting block.