CN111702244A

CN111702244A - Cutting machine for limiting and cutting pipe

Info

Publication number: CN111702244A
Application number: CN202010591549.8A
Authority: CN
Inventors: 鲁新桂
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-09-25

Abstract

The invention provides a cutting machine for limiting and cutting a pipe, which comprises a main body, a pressing device, a cutting device and a limiting block, wherein the pressing device is embedded in the top end of the main body close to two sides, the cutting device is fixedly connected to the middle of the top end of the main body, and the limiting block is fixedly connected to the bottom end of the middle of the cutting device; the main part is including the frame, closing device is including the tow chain, the stopper is including the standing groove, the restriction groove, the skew piece, stabilizing support and restriction ring, the restriction groove is including contracting the piece, the speed limit axle, the extrusion groove, the displacement groove, rotation axis and crooked piece, the skew piece is including contracting groove and speed limit groove, the stabilizing support is including the reset shaft, reset groove and gomphosis dish, the restriction ring is including the displacement groove mark, extend axle and frictional layer, the device is provided with the restriction groove, can prescribe a limit to it when tubular product passes through the restriction groove and prevent that it from taking place to rock when the cutting and lead to taking place to break.

Description

Cutting machine for limiting and cutting pipe

Technical Field

The invention relates to the technical field of cutting machines, in particular to a pipe cutting machine.

Background

The automatic cutting machine is used for cutting and cutting sheets in various industries, the pipe cutting machine is a machine for cutting pipes, two ends of the pipe are fixed and then the pipe is cut by the cutting device in the middle of the pipe, however, if the pipe with too long cutting length is cut by the existing pipe cutting machine, certain vibration is easy to occur when the pipe is cut because the middle cutting part of the pipe cannot be effectively limited, and the surface of the pipe can be cracked when the pipe is cut.

Disclosure of Invention

The invention aims to solve the technical problem that when a pipe cutting machine is used for cutting pipes which are made of plastics and are long in length, the middle parts of the pipes cannot be effectively limited, so that the pipes can shake during cutting to cause the surface of the pipes to break.

The purpose and the effect of the cutting machine for limiting and cutting the pipe are achieved by the following specific technical means:

a cutting machine for limiting and cutting a pipe comprises a main body, pressing devices, cutting devices and limiting blocks, wherein the pressing devices are embedded in the top end of the main body close to two sides of the main body, the middle of the top end of the main body is fixedly connected with the cutting devices, and the limiting blocks are fixedly connected to the bottom ends of the middle of the cutting devices;

the main body comprises a frame, and the frame is fixedly connected to the middle part of the main body;

the pressing device comprises a drag chain, and the drag chain is embedded into one side of the pressing device;

the limiting block comprises a placing groove, a limiting groove, an offset block, a stabilizing frame and a limiting ring, the placing groove is fixedly connected to the middle of the top end of the limiting block, an opening of the limiting groove is formed in the bottom end of the middle of the placing groove, the offset block is fixedly connected to the bottom end of the middle of the placing groove, the stabilizing frame is embedded into two sides of the interior of the limiting block, and the limiting ring is embedded into the interior of the limiting block;

the limiting groove comprises a contraction block, a speed limiting shaft, an extrusion groove, a displacement groove, a rotating shaft and a bending block, the contraction block is fixedly connected to two sides of the limiting groove, the speed limiting shaft is embedded in the bottom end of the contraction block, the extrusion groove is fixedly connected to the surface of the middle part of one side of the limiting groove, the opening of the displacement groove is arranged in the middle of the inside of the limiting groove, the rotating shaft is embedded in the bottom end of the middle part of the limiting groove, and the bending block is fixedly connected to the surface of the middle part of the limiting groove;

the offset block comprises a contraction groove and a speed-limiting groove, an opening of the contraction groove is arranged in the middle of the inside of the offset block, and an opening of the speed-limiting groove is arranged at the bottom end of the middle of the contraction groove;

the stabilizing frame comprises a reset shaft, reset grooves and embedded plates, the reset shaft is embedded in the middle of the stabilizing frame, openings of the reset grooves are formed in two ends of the reset shaft, and the embedded plates are embedded in two sides of the reset shaft;

the limiting ring comprises a displacement groove mark, an extension shaft and a friction layer, the displacement groove mark is fixedly connected to one side surface of the limiting ring, the extension shaft is embedded in the middle of the inside of the limiting ring, and the friction layer is fixedly connected to the bottom end surface of the limiting ring.

Further preferred embodiments: the limiting groove is a slotted square block with the bottom end in the middle of the placing groove in a semicircular shape.

Further preferred embodiments: the speed-limiting shaft is a circular shaft with the bottom end of the contraction block in a cylindrical shape, the diameter of the speed-limiting shaft is embedded with the open groove of the speed-limiting groove, and the surface of the speed-limiting shaft is provided with a groove mark embedded with the surface of the inner wall of the speed-limiting groove.

Further preferred embodiments: the displacement groove is a groove which is embedded in the limiting groove and the limiting ring, and one end of the displacement groove, which is not provided with the groove, is connected with one end of the limiting ring through a spring.

Further preferred embodiments: the rotating shaft is a disc-shaped round shaft embedded at the bottom end of the middle part of the limiting groove, and groove marks embedded with the displacement groove marks are arranged on the peripheral surface of the rotating shaft.

Further preferred embodiments: the bending block is a plate which is arranged on the middle part of the limiting groove and made of elastic metal.

Further preferred embodiments: the offset block is a rectangular square block with two limiting grooves, and the shrinkage groove slot in the middle of the offset block is embedded with the shrinkage block.

Further preferred embodiments: the stabilizing frame is a semicircular bracket embedded into two sides of the inner part of the limiting groove, and the bracket is connected with each other by a plurality of reset shafts.

Further preferred embodiments: the surface of one end of the reset shaft is a semicircular groove, and one end of the groove is in spring connection with the rectangular protrusion on one side of the embedded disc.

Further preferred embodiments: the extension shaft is a guide rod which is connected with the middle part inside the limiting ring, and two ends of the extension shaft are provided with springs which are connected with the inside of the limiting ring.

Has the advantages that:

(1) this kind of guillootine of injecing cutting to tubular product is provided with the definite slot, can pass through the definite slot and carry out the injecing and fixing of position to tubular product when tubular product passes through the stopper, prevents that it from leading to its emergence to break because of the vibrations of its tubular product when the cutting.

(2) The device is provided with the steady rest, can expand its certain hardness of increasing steadily to its expansion bending through the steady rest when injecing the groove and adapt to its tubular product diameter, lets it can not lead to it to carry out stable fixed because of the compliance when injecing the tubular product fixedly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a partial overall cross-sectional structure of the stopper of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

Fig. 4 is a schematic view of the overall structure of the limiting groove of the present invention.

Fig. 5 is an enlarged view of the structure at B in fig. 4 according to the present invention.

Fig. 6 is a schematic view of the overall structure of the reset shaft of the present invention.

FIG. 7 is a schematic diagram of the overall structure of a confinement ring of the present invention.

In FIGS. 1-7: the main body 1, the frame 101, the pressing device 2, the drag chain 201, the cutting device 3, the limit block 4, the placing groove 401, the limit groove 402, the contraction block 4021, the limit shaft 4022, the extrusion groove 4023, the displacement groove 4024, the rotating shaft 4025, the bending block 4026, the offset block 403, the contraction groove 4031, the limit groove 4032, the stabilizing frame 404, the reset shaft 4041, the reset groove 4042, the embedding disc 4043, the limit ring 405, the displacement groove mark 4051, the extension shaft 4052 and the friction layer 4053.

Detailed Description

As shown in figures 1 to 7:

the invention provides a cutting machine for limiting and cutting a pipe, which comprises a main body 1, pressing devices 2, cutting devices 3 and limiting blocks 4, wherein the pressing devices 2 are embedded in the top end of the main body 1 close to two sides, the middle part of the top end of the main body 1 is fixedly connected with the cutting devices 3, and the bottom end of the middle part of the cutting devices 3 is fixedly connected with the limiting blocks 4;

the main body 1 comprises a frame 101, and the frame 101 is fixedly connected to the middle part of the main body 1;

the pressing device 2 comprises a drag chain 201, and the drag chain 201 is embedded into one side of the pressing device 2;

the limiting block 4 comprises a placing groove 401, a limiting groove 402, a shifting block 403, a stabilizing frame 404 and a limiting ring 405, the placing groove 401 is fixedly connected to the middle of the top end of the limiting block 4, the opening of the limiting groove 402 is arranged at the bottom end of the middle of the placing groove 401, the shifting block 403 is fixedly connected to the bottom end of the middle of the placing groove 401, the stabilizing frame 404 is embedded in two sides of the limiting block 4, and the limiting ring 405 is embedded in the limiting block 4;

the limiting groove 402 comprises a contraction block 4021, a speed limiting shaft 4022, an extrusion groove 4023, a displacement groove 4024, a rotating shaft 4025 and a bending block 4026, the contraction block 4021 is fixedly connected to two sides of the limiting groove 402, the speed limiting shaft 4022 is embedded in the bottom end of the contraction block 4021, the extrusion groove 4023 is fixedly connected to the middle surface of one side of the limiting groove 402, an opening of the displacement groove 4024 is arranged in the middle of the inside of the limiting groove 402, the rotating shaft 4025 is embedded in the bottom end of the middle of the limiting groove 402, and the bending block 4026 is fixedly connected to the middle surface of the limiting groove 402;

the offset block 403 comprises a contraction groove 4031 and a speed-limiting groove 4032, an opening of the contraction groove 4031 is arranged in the middle of the inside of the offset block 403, and an opening of the speed-limiting groove 4032 is arranged at the bottom end of the middle of the contraction groove 4031;

the stabilizing frame 404 comprises a reset shaft 4041, a reset groove 4042 and an embedding plate 4043, the reset shaft 4041 is embedded in the middle of the stabilizing frame 404, the openings of the reset groove 4042 are arranged at the two ends of the reset shaft 4041, and the embedding plates 4043 are embedded in the two sides of the reset shaft 4041;

confinement ring 405 includes displacement groove mark 4051, extension shaft 4052 and friction layer 4053, and displacement groove mark 4051 is fixedly connected to a side surface of confinement ring 405, and extension shaft 4052 is embedded in the middle of confinement ring 405, and friction layer 4053 is fixedly connected to a bottom surface of confinement ring 405.

The limiting groove 402 is a slotted square with a semicircular bottom end in the middle of the placing groove 401.

The speed-limiting shaft 4022 is a circular shaft with the bottom end of the contraction block 4021 in a cylindrical shape, the diameter of the speed-limiting shaft 4022 is embedded in a groove of the speed-limiting groove 4032, a groove mark embedded in the inner wall surface of the speed-limiting groove 4032 is arranged on the surface of the speed-limiting shaft 4022, the deviation of the limiting groove 402 is controlled by the contraction blocks 4021 on the two sides moving leftwards and rightwards in the middle of the deviation block 403, the speed-limiting shaft 4022 at the bottom end of the contraction block 4021 is embedded in the speed-limiting groove 4032 to move in the moving process, the speed-limiting shaft 4022 rotates in the embedding process through the groove marks embedded in the two speed-limiting groove 4032, the speed of the deviation displacement is limited through the rotation movement, and the deviation distance cannot be controlled due to the fact that the speed is too fast in the moving process of the limiting groove 402.

The displacement groove 4024 is a slot inside the limiting groove 402 and engaged with the limiting ring 405, and the non-slotted end of the displacement groove 4024 is connected to one end of the limiting ring 405 through a spring.

The rotating shaft 4025 is a disc-shaped round shaft embedded in the bottom end of the middle of the limiting groove 402, groove marks embedded with the displacement groove marks 4051 are arranged on the peripheral surface of the rotating shaft 4025, when a pipe enters the limiting groove 402 to move, the surface of the pipe abuts against the surface of the rotating shaft 4025, friction generated by movement of the pipe drives the rotating shaft 4025 to rotate, when the rotating shaft 4025 rotates, one side of the pipe abuts against the displacement groove marks 4051 on the surface of the limiting ring 405, and when the rotating shaft 4025 rotates, the limiting ring 405 is driven to move to one side by the groove marks embedded with the pipe marks.

The bending block 4026 is a plate made of elastic metal and arranged in the middle of the limiting groove 402, and when the pipe is extruded into the limiting groove 402, the bending block 4026 can be extruded to stretch and bend to be attached to the surface of the pipe for expansion if the size of the pipe is large, so that the pipe can be suitable for the diameter of the pipe.

The offset block 403 is a rectangular block with two pieces between each limiting groove 402, and the slot 4031 in the middle of the offset block 403 is embedded with the contraction block 4021, so that when a pipe passes through the placement groove 401 of the limiting block 4, the pipe will abut against the inclined surface of the extrusion groove 4023 on one side of the limiting groove 402 to drive the limiting groove 402 to offset in the moving direction of the pipe, and the offset of the limiting groove 402 is moved left and right in the middle contraction groove 4031 of the offset block 403 by the contraction blocks 4021 on both sides.

Wherein, the stabilizer 404 is a semicircular bracket embedded in the two sides of the inner portion of the limiting groove 402, and the bracket is connected with each other by a plurality of reset shafts 4041, so that the limiting groove 402 is more stable when expanded by the stabilizer 404 without rigid fixation of the pipe due to the material with certain flexibility

The reset groove 4042 is a groove formed in the surface of one end of the reset shaft 4041 in a semicircular shape, and one end of the groove is spring-connected to the rectangular protrusion on the side of the fitting disk 4043.

Wherein, extend axle 4052 for the inside middle part guide arm that connects each other of limit ring 405, and the both ends of extending axle 4052 all are provided with the spring and are connected with the inside of limit ring 405, and its limit ring 405 can laminate on tubular product when contracting through the elasticity of the spring at extension axle 4052 both ends after extension axle 4052 removes out, come to laminate to the tubular product and prescribe a limit to for it can take place to rock when cutting tubular product and lead to its emergence to break.

The working principle is as follows:

the specific use mode and action of the embodiment are that firstly, a pipe to be cut is placed on the main body 1, then one end of the pipe is fixed through the pressing device 2, then the pipe passes through the middle part of the cutting device 3, the other end is also fixed through the pressing device 2, so that the pipe can be stably and fixedly placed on the main body 1, then the pipe is cut through the cutting knife on the cutting device 3, the pipe is placed in the placing groove 401 of the limit block 4 when passing through the cutting device 3, the pipe is propped against the inclined surface of the extrusion groove 4023 on one side of the limit groove 402 when passing through the placing groove 401 of the limit block 4, so as to drive the limit groove 402 to shift towards the moving direction of the pipe, and the shift of the limit groove 402 is performed by the left and right shift of the shrinkage blocks 4021 on the two sides of the limit groove 402 in the shrinkage groove 4031 in the middle part of the shift block 403, when the pipe enters the limiting groove 402 to move, the surface of the pipe abuts against the surface of the rotating shaft 4025, friction generated by the movement drives the rotating shaft 4025 to rotate, when the rotating shaft 4025 rotates, one side of the rotating shaft 4025 abuts against the displacement groove 4051 on the surface of the limiting ring 405, the limiting ring 405 is driven to move to one side when the rotating shaft 4025 rotates, and when the limiting ring 405 moves, the limiting ring 405 moves to the position of the extending shaft 4052 due to the fact that the limiting shaft 4022 is not a friction layer 4053 at the bottom end of the limiting ring 405 does not move The whole body only allows a part of the limiting ring 405 to continuously move, so that the extending shaft 4052 is extended to extend out to allow the limiting ring 405 to expand to move out of the surface of the limiting groove 402 to form a circular ring to limit the pipe, meanwhile, after the limiting ring 405 is moved out, the limiting ring 405 is attached to the pipe when being contracted through the elasticity of the springs at the two ends of the extending shaft 4052 to attach and limit the pipe, so that the pipe is cracked when being shaken when being cut, finally, when the pipe is extruded into the limiting groove 402, the bending block 4026 is extruded to extend and bend to attach and expand on the surface of the pipe if the pipe is large in size, so that the pipe can be suitable for the diameter of the pipe, meanwhile, when the limiting groove 402 is expanded in diameter through the bending block 4026, the stabilizing frames 404 at the two inner sides are driven to expand, and when the middle part of the stabilizing frames 404 is expanded, the reset shaft 4041 connected is also rotated, when the reset shaft 4041 rotates, the reset groove 4042 at one end of the reset shaft 4041 enables the rectangular projection on one side of the embedded disc 4043 to move in the groove, and when the reset shaft 4041 moves, the spring on one side is compressed to enable the limit groove 402 to reset after expansion, and meanwhile, the limit groove 402 is more stable when expanding and cannot rigidly fix the pipe due to certain flexibility of the material.

Claims

1. The utility model provides a guillootine of cutting is injectd to tubular product, includes main part (1), closing device (2), cutting device (3) and stopper (4), its characterized in that: the pressing devices (2) are embedded into the top end of the main body (1) close to the two sides, the middle of the top end of the main body (1) is fixedly connected with a cutting device (3), and the bottom end of the middle of the cutting device (3) is fixedly connected with a limiting block (4);

the main body (1) comprises a frame (101), and the frame (101) is fixedly connected to the middle part of the main body (1);

the pressing device (2) comprises a drag chain (201), and the drag chain (201) is embedded into one side of the pressing device (2);

the limiting block (4) comprises a placing groove (401), a limiting groove (402), a shifting block (403), a stabilizing frame (404) and a limiting ring (405), the placing groove (401) is fixedly connected to the middle of the top end of the limiting block (4), the limiting groove (402) is opened and arranged at the bottom end of the middle of the placing groove (401), the shifting block (403) is fixedly connected to the bottom end of the middle of the placing groove (401), the stabilizing frame (404) is embedded and arranged on two sides of the inside of the limiting block (4), and the limiting ring (405) is embedded and arranged inside the limiting block (4);

the limiting groove (402) comprises a contraction block (4021), a speed limiting shaft (4022), an extrusion groove (4023), a displacement groove (4024), a rotating shaft (4025) and a bending block (4026), the contraction block (4021) is fixedly connected to two sides of the limiting groove (402), the speed limiting shaft (4022) is embedded in the bottom end of the contraction block (4021), the extrusion groove (4023) is fixedly connected to the middle surface of one side of the limiting groove (402), the opening of the displacement groove (4024) is arranged in the middle of the inside of the limiting groove (402), the rotating shaft (4025) is embedded in the bottom end of the middle of the limiting groove (402), and the bending block (4026) is fixedly connected to the middle surface of the limiting groove (402);

the offset block (403) comprises a contraction groove (4031) and a speed-limiting groove (4032), the opening of the contraction groove (4031) is arranged in the middle of the inside of the offset block (403), and the opening of the speed-limiting groove (4032) is arranged at the bottom end of the middle of the contraction groove (4031);

the stabilizing frame (404) comprises a reset shaft (4041), a reset groove (4042) and an embedding disc (4043), the reset shaft (4041) is embedded in the middle of the stabilizing frame (404), openings of the reset groove (4042) are formed in two ends of the reset shaft (4041), and the embedding disc (4043) is embedded in two sides of the reset shaft (4041);

the limiting ring (405) comprises a displacement groove mark (4051), an extension shaft (4052) and a friction layer (4053), wherein the displacement groove mark (4051) is fixedly connected to one side surface of the limiting ring (405), the extension shaft (4052) is embedded in the middle of the interior of the limiting ring (405), and the friction layer (4053) is fixedly connected to the bottom end surface of the limiting ring (405).

2. The slitter for defined cutting of a tube according to claim 1, wherein: the limiting groove (402) is a slotted square with the bottom end in the middle of the placing groove (401) in a semicircular shape.

3. The slitter for defined cutting of a tube according to claim 1, wherein: the speed limiting shaft (4022) is a circular shaft with the bottom end of the contraction block (4021) in a cylindrical shape, the diameter of the speed limiting shaft (4022) is embedded with the notch of the speed limiting groove (4032), and the surface of the speed limiting shaft (4022) is provided with a notch which is embedded with the inner wall surface of the speed limiting groove (4032).

4. The slitter for defined cutting of a tube according to claim 1, wherein: the displacement groove (4024) is a slot which is embedded in the limiting groove (402) and is matched with the limiting ring (405), and the non-slotted end of the displacement groove (4024) is connected with one end of the limiting ring (405) through a spring.

5. The slitter for defined cutting of a tube according to claim 1, wherein: the rotating shaft (4025) is a disc-shaped round shaft embedded at the bottom end of the middle part of the limiting groove (402), and groove marks which are embedded with the displacement groove marks (4051) are arranged on the peripheral surface of the rotating shaft (4025).

6. The slitter for defined cutting of a tube according to claim 1, wherein: the bending block (4026) is a plate which is arranged on the middle part of the limiting groove (402) and is made of elastic metal.

7. The slitter for defined cutting of a tube according to claim 1, wherein: the offset block (403) is a rectangular block with two pieces between each limiting groove (402), and the slot (4031) in the middle of the offset block (403) is embedded with the contraction block (4021).

8. The slitter for defined cutting of a tube according to claim 1, wherein: the stabilizing frame (404) is a semicircular bracket embedded at two sides of the inner part of the limiting groove (402), and the bracket is connected with each other by a plurality of reset shafts (4041).

9. The slitter for defined cutting of a tube according to claim 1, wherein: the reset groove (4042) is a semicircular groove on the surface of one end of the reset shaft (4041), and one end of the groove is in spring connection with the rectangular protrusion on one side of the embedded disc (4043).

10. The slitter for defined cutting of a tube according to claim 1, wherein: the extension shaft (4052) is a guide rod which is connected with the middle part inside the limiting ring (405), and two ends of the extension shaft (4052) are provided with springs which are connected with the inside of the limiting ring (405).