CN217799285U

CN217799285U - Metal corrugated pipe following shearing machine

Info

Publication number: CN217799285U
Application number: CN202221701819.7U
Authority: CN
Inventors: 华峰
Original assignee: Xianfusi Technology Wuhan Co ltd
Current assignee: Xianfusi Technology Wuhan Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-15
Anticipated expiration: 2032-07-04

Abstract

The utility model relates to a metal corrugated pipe following type shearing machine, which comprises a frame, wherein a driving shaft, a driven shaft, a bearing seat, a speed reducing motor for driving the driving shaft to rotate and a positioning spacer bush which is coaxial with the driving shaft and is used for limiting the axial displacement of the metal corrugated pipe are arranged on the frame; the driven shaft is arranged in parallel to the driving shaft and is linked with the driving shaft; the positioning spacer sleeve is arranged at the front end of the driving shaft and is assembled on the inner side of the bearing seat through a first deep groove ball bearing; and the driving shaft and the driven shaft are respectively provided with a disc-shaped inner knife and a disc-shaped outer knife, and the inner knife and the outer knife are used for rotationally extruding and shearing ports of the metal corrugated pipe. The utility model discloses practicality and operational reliability are good, can be neat with corrugated metal pipe's port shearing, do not have the deformation, tear and defective material, and the size is accurate, unanimous, and corrugated metal pipe's surface does not have the fish tail.

Description

Metal corrugated pipe following shearing machine

Technical Field

The utility model belongs to the technical field of the cutter, concretely relates to corrugated metal pipe following cutter.

Background

The shearing machine is used for shearing fixed length, head cutting, tail cutting, edge cutting, sample cutting, local defects of rolled pieces and the like. Shears are also widely used in the sectors of machine manufacturing and repair.

For example, an invention patent with the application number of 201210140683.1 discloses a progressive rotary shearing blanking method and a progressive rotary shearing machine, and the main structure and the working principle of the progressive rotary shearing machine are as follows: the stress parts are two or more and are centrosymmetric; the moving blade is sleeved in the double-crankshaft mechanism or the flywheel sliding block mechanism, and the double-crankshaft mechanism or the flywheel sliding block mechanism drives the moving blade to rotate 360 degrees on the blank blanking section and gradually shear along the radial direction. The progressive rotary shearing machine mainly shears plates with larger tolerance, and for a metal corrugated pipe which is a thin-walled pipe (as shown in figure 5) composed of a steel wire mesh, an inner lining, a corrugated pipe and an end cover, the metal corrugated pipe can deform and have residual materials due to integral extrusion shearing because of no special positioning.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide corrugated metal pipe following formula cutter, it can be with corrugated metal pipe's port shearing neat and the size unanimity, does not have deformation, tears and defective material, corrugated metal pipe's surface does not have the fish tail in addition.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the metal corrugated pipe following type shearing machine comprises a rack, wherein a driving shaft, a driven shaft, a bearing seat, a speed reducing motor for driving the driving shaft to rotate and a positioning spacer bush which is coaxial with the driving shaft and used for limiting the axial displacement of a metal corrugated pipe are arranged on the rack; the driven shaft is arranged in parallel to the driving shaft and is linked with the driving shaft; the positioning spacer sleeve is arranged at the front end of the driving shaft and is assembled on the inner side of the bearing seat through a first deep groove ball bearing; the driving shaft and the driven shaft are respectively provided with a disc-shaped inner knife and a disc-shaped outer knife, and the inner knife and the outer knife are used for rotationally extruding and shearing a port of the metal corrugated pipe.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the driving shaft and the driven shaft are in gear transmission.

Furthermore, a driving gear and a driven gear are fixedly mounted on the driving shaft and the driven shaft respectively, and the driving gear is meshed with the driven gear.

Furthermore, one sides of the driving shaft and the driven shaft, which are close to the speed reduction motor, are connected to the rack through second deep groove ball bearings, and the other sides of the driving shaft and the driven shaft are connected to the rack through tapered roller bearings.

Further, a correlation sensor for detecting the metal corrugated pipe is arranged on the frame.

Further, the bearing block is installed on the rack through a compression assembly, the compression assembly comprises a compression shaft and a compression shaft sleeve which are connected to the rack through flanges, and an assembly groove for assembling the bearing block is formed in the compression shaft; the compressing shaft sleeve is sleeved on the compressing shaft and detachably connected with the compressing shaft, and is used for locking the bearing seat and the compressing shaft.

Furthermore, a positioning block is abutted to one side, away from the pressing shaft sleeve, of the bearing seat, and the positioning block is connected with the pressing shaft key.

Furthermore, a protective cover is fixedly arranged on the rack.

The beneficial effects of the utility model are that: the utility model discloses practicality and operational reliability are good, can cut neat with corrugated metal pipe's port, do not have the deformation, tear and defective material, and the size is accurate, unanimous, and corrugated metal pipe's surface does not have the fish tail.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 4 is a top view of the present invention;

fig. 5 is a schematic perspective view of the trimmed metal bellows of the present invention.

In the figure:

1. the device comprises a rack, 2, a first deep groove ball bearing, 3, a correlation sensor, 4, a driven shaft, 5, an outer cutter, 6, a compression shaft sleeve, 7, an inner cutter, 8, a driving shaft, 9, a bearing seat, 10, a positioning spacer bush, 11, a second deep groove ball bearing, 12, a tapered roller bearing, 13, a driving gear, 14, a driven gear, 15, a protective cover, 16, a speed reducing motor, 17, an outer cutter nut, 18, a compression shaft, 19 and a positioning block.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-3, the utility model discloses a metal bellows following formula cutter, including frame 1, be provided with driving shaft 8, driven shaft 4, bearing frame 9, gear motor 16 and location spacer 10 in the frame 1. The output end of the speed reducing motor 16 is connected with the rear end part of the driving shaft 8 through a coupling, so that the driving shaft 8 is driven to rotate. The driven shaft 4 is arranged in parallel to the driving shaft 8 and is linked with the driving shaft 8. The driving shaft 8 and the driven shaft 4 are respectively provided with a disc-shaped inner knife 7 and a disc-shaped outer knife 5. During shearing, the inner cutter 7 and the outer cutter 5 do circular motion to form a pair of endless scissors, and then the end opening of the metal corrugated pipe is sheared in a rotating and extruding mode.

Specifically, one sides of the driving shaft 8 and the driven shaft 4 close to the speed reducing motor 16 are connected to the rack 1 through a second deep groove ball bearing 11, and the other sides of the driving shaft and the driven shaft are connected to the rack 1 through a tapered roller bearing 12. By adopting the structural design, the working stability, reliability and shearing quality of the inner cutter and the outer cutter can be further improved while the driving shaft 8 and the driven shaft 4 are rotatably connected to the rack 1.

The positioning spacer bush 10 is coaxially arranged at the front end of the driving shaft 8 and is used for limiting the axial displacement of the metal corrugated pipe, and the driving shaft 8 is coaxially arranged with the positioning spacer bush. Specifically, the size (inner diameter) of the positioning spacer 10 is matched with the size (outer diameter) of the metal corrugated pipe, so that the minimum limit position of the axial distance between the metal corrugated pipe and the shearing point of the inner cutter and the outer cutter is limited, the ports of the metal corrugated pipe are trimmed neatly and uniformly in size, and the shearing port is bright and new.

The positioning spacer bush 10 is assembled on the inner side of the bearing seat 9 through the first deep groove ball bearing 2, so that the positioning spacer bush 10 can rotate along with the metal corrugated pipe in the shearing and rotating process of the metal corrugated pipe, and the positioning spacer bush 10 and the metal corrugated pipe are prevented from generating relative displacement and scratches on the surface of the metal corrugated pipe in the shearing process.

On the basis of the technical scheme, the utility model discloses can also have following preferred improvement scheme.

In a modification, as shown in fig. 3, the drive shaft 8 and the driven shaft 4 are geared together. Specifically, a driving gear 13 and a driven gear 14 are respectively and fixedly mounted on the driving shaft 8 and the driven shaft 4, and the driving gear 13 is meshed with the driven gear 14. Therefore, the linkage of the driven shaft 4 and the driving shaft 8 is realized, and the transmission stability and the convenience of maintenance and disassembly are obviously improved.

In a modified scheme, the outer cutter 5 and the inner cutter 7 are fixed on the driven shaft 4 and the driving shaft 8 through an outer cutter nut 17 and an inner cutter nut respectively, so that the inner cutter and the outer cutter can be conveniently dismounted and replaced. In addition, the inner cutter 7 and the outer cutter 5 can be respectively assembled on the driving shaft 8 and the driven shaft 4 by adopting key connection and other modes,

as shown in fig. 1 and 2, a correlation sensor 3 for detecting a metal bellows is provided on the frame 1. Specifically, the transmitting end and the receiving end of the correlation sensor 3 are fixed on the frame 1 through two symmetrically arranged L-shaped brackets. When the metal corrugated pipe is detected, the speed reducing motor 16 is started to drive the inner knife 7 and the outer knife 5 to rotate 360 degrees to extrude and shear the port of the metal corrugated pipe; when the metal corrugated pipe cannot be detected, the speed reducing motor 16 stops working, so that the energy consumption is reduced, and the cost is saved.

On the basis of the technical scheme, the utility model discloses can also have following preferred improvement scheme. In a modified scheme, as shown in fig. 4, the bearing seat 9 is mounted on the frame 1 through a pressing assembly, the pressing assembly includes a pressing shaft 18 and a pressing shaft sleeve 6, the pressing shaft 18 is flange-connected to the frame 1, and an assembly groove for assembling the bearing seat 9 is formed in the pressing shaft 18. The pressing shaft sleeve 6 is sleeved on the pressing shaft 18 and detachably connected with the pressing shaft 18, for example, through a bolt, so as to lock the bearing block 9 and the pressing shaft 18.

Adopt above-mentioned structural design's the subassembly that compresses tightly, fixed bearing frame 9 that can be better improves simultaneously the convenience of bearing frame 9 maintenance and dismouting (change) reduces maintenance and dismouting cost, improves work efficiency.

Preferably, a positioning block 19 is abutted to one side of the bearing seat 9 far away from the pressing shaft sleeve 6, and the positioning block 19 is in key connection with the pressing shaft 18 so as to further improve the fixing effect of the bearing seat 9 and ensure that the bearing seat 9 is locked on the pressing shaft 18.

On the basis of the technical scheme, the utility model discloses can also have following preferred improvement scheme. In a modified scheme, a protective cover 15 is fixedly arranged on the frame 1. The protection cover 15 that adds not only can protect outer sword 5, can show the safety in utilization that improves the device moreover, effectively avoids outer sword 5 to cause the injury to the staff.

The utility model discloses a theory of operation does: one end of the metal corrugated pipe extends into the positioning spacer bush 10, and the outer diameter is limited. The corrugated metal pipe follows the rotation of driving shaft 8 and gets into interior outer sword shear point, location spacer sleeve 10 is injectd the minimum extreme position of corrugated metal pipe axial distance interior outer sword shear point, thereby guarantee that corrugated metal pipe's port is pruned neatly, the size is unified, the shear gap is bright and new, location spacer sleeve 10 follows the corrugated metal pipe rotation simultaneously, thereby guarantee that relative displacement can not take place for location spacer sleeve 10 and corrugated metal pipe among the shearing process, effectively avoid location spacer sleeve 10 fish tail corrugated metal pipe's surface, 360 rotatory extrusion shears of interior outer sword, realize radial point contact pruning, corrugated metal pipe can not warp. And then the direction is turned, the other end of the metal corrugated pipe is trimmed in the same way, and the part higher than the end cover is trimmed. The metal corrugated pipe with two sequentially trimmed ports is shown in fig. 5.

Adopt the utility model discloses prune corrugated metal pipe's port, effectively stopped corrugated metal pipe shearing deformation, defective material etc. harmfully, the production yield has improved 20%.

The utility model discloses in, the equipment and the subassembly that do not describe the structure are commercial equipment or subassembly.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The metal corrugated pipe following type shearing machine is characterized by comprising a machine frame (1), wherein a driving shaft (8), a driven shaft (4), a bearing seat (9), a speed reducing motor (16) for driving the driving shaft (8) to rotate and a positioning spacer bush (10) which is coaxial with the driving shaft (8) and is used for limiting the axial displacement of a metal corrugated pipe are arranged on the machine frame (1); the driven shaft (4) is arranged in parallel to the driving shaft (8) and is linked with the driving shaft (8); the positioning spacer bush (10) is arranged at the front end of the driving shaft (8) and is assembled on the inner side of the bearing seat (9) through the first deep groove ball bearing (2); the driving shaft (8) and the driven shaft (4) are respectively provided with a disc-shaped inner knife (7) and a disc-shaped outer knife (5), and the inner knife (7) and the disc-shaped outer knife (5) are used for rotationally extruding and shearing ports of the metal corrugated pipe.

2. A metal bellows follower shear according to claim 1, wherein the driving shaft (8) and the driven shaft (4) are geared.

3. The metal bellows follow-up shearing machine according to claim 2, wherein a driving gear (13) and a driven gear (14) are fixedly mounted on the driving shaft (8) and the driven shaft (4), respectively, and the driving gear (13) is meshed with the driven gear (14).

4. The metal bellows follow-up shear according to claim 1, wherein the driving shaft (8) and the driven shaft (4) are connected to the frame (1) through a second deep groove ball bearing (11) on one side close to the speed reduction motor (16) and are connected to the frame (1) through a tapered roller bearing (12) on the other side.

5. A metal bellows follower shear according to claim 1, wherein the frame (1) is provided with a correlation sensor (3) for detecting metal bellows.

6. The metal bellows follow-up shearing machine according to claim 1, wherein the bearing seat (9) is mounted on the frame (1) through a compression assembly, the compression assembly comprises a compression shaft (18) and a compression shaft sleeve (6) which are connected to the frame (1) through flanges, and an assembly groove for assembling the bearing seat (9) is formed in the compression shaft (18); the pressing shaft sleeve (6) is sleeved on the pressing shaft (18) and detachably connected with the pressing shaft (18) and used for locking the bearing seat (9) and the pressing shaft (18).

7. The metal bellows follower shear according to claim 6, wherein a positioning block (19) abuts against one side of the bearing seat (9) away from the pressing sleeve (6), and the positioning block (19) is in key connection with the pressing shaft (18).

8. A metal bellows follower shear according to claim 1, wherein a protective cover (15) is fixedly mounted on the frame (1).