CN219632239U

CN219632239U - Tip pressing machine

Info

Publication number: CN219632239U
Application number: CN202320826989.6U
Authority: CN
Inventors: 蒋登伟; 蒋和印; 韩波
Original assignee: Zhuhai Jianghui Machinery Technology Co ltd
Current assignee: Zhuhai Jianghui Machinery Technology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-09-05
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to a tip pressing machine, which comprises a base and a pair of vertical frames, wherein the pair of vertical frames are vertically fixed on the upper surface of the base, the tops of the two vertical frames are fixedly provided with horizontally arranged mounting sleeves, and the circumferential surfaces of the mounting sleeves are equidistantly provided with guide holes communicated with the inside of the mounting sleeves; guide rods are respectively arranged in the guide holes in a sliding and penetrating mode, extrusion blocks are respectively arranged at the ends of the guide rods, which are positioned in the mounting sleeve, forming cavities are formed among the four extrusion blocks, and guide wheels are respectively arranged at the ends of the guide rods, which are positioned outside the mounting sleeve, through U-shaped seats; the outside of the mounting sleeve is sleeved with a sleeve disk. According to the utility model, the driving mechanism is used for driving the sleeve disc to rotate, so that the four inner walls of the extrusion cavity are respectively extruded with the guide wheel and the guide rod, and simultaneously the four extrusion blocks are pushed to gather together, so that the extrusion of the copper pipe to form a sharp point is realized, the mode of using a hydraulic cylinder is replaced in the prior art, a matched hydraulic working station is not needed, the whole volume of the device is ensured to be small, the placement space is reduced, the working position is ensured not to be limited, and the practicability is high.

Description

Tip pressing machine

Technical Field

The utility model relates to the technical field of copper pipe machining devices, in particular to a tip pressing machine.

Background

In the production of copper tubes, the traditional sharpening process is to forge one end of the copper tube for multiple times by using an air hammer, so that the copper tube becomes thinner gradually, and the process has the defects of long working time, high noise, high energy consumption and environmental protection.

At present, in the copper pipe sharpening process, a sharpening machine is generally used for sharpening the copper pipe, and one sharpening machine in the prior art synchronously pushes four opposite-sex sliding blocks to be close to each other by utilizing four hydraulic cylinders so as to extrude one end of the copper pipe into a pointed shape.

Because the hydraulic cylinder in the tip pressing machine needs to be matched with the hydraulic working station, the hydraulic working station supplies pressure to ensure the normal lifting and shrinking operation of the hydraulic cylinder, so that the whole equipment is large in size and occupies too large space, the hydraulic cylinder cannot be separated from the hydraulic working station to independently work, and the tip pressing machine can only be arranged in a range close to the hydraulic working station, so that the position of the tip pressing machine for copper pipe tip making processing is limited.

Disclosure of Invention

The utility model aims to provide a tip pressing machine which has smaller whole volume, saves placement space, has no limitation on working positions and effectively solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions.

A tip pressing machine comprises a base and a vertical frame, wherein a pair of vertical frames are vertically fixed on the upper surface of the base, the tops of the two vertical frames are fixedly provided with horizontally arranged mounting sleeves, and the circumferential surfaces of the mounting sleeves are equidistantly provided with guide holes communicated with the inside of the mounting sleeves; guide rods are respectively arranged in the guide holes in a sliding and penetrating mode, extrusion blocks are respectively arranged at the ends of the guide rods, which are positioned in the mounting sleeve, forming cavities are formed among the four extrusion blocks, and guide wheels are respectively arranged at the ends of the guide rods, which are positioned outside the mounting sleeve, through U-shaped seats; the outer part of the mounting sleeve is sleeved with a sleeve disc, the middle part of the sleeve disc is provided with an extrusion cavity with a positive section, and the inner walls of the four sides of the extrusion cavity are correspondingly in abutting fit with the guide wheels respectively; a driving mechanism is arranged between the two vertical frames and below the sleeve disc, and the driving mechanism is used for driving the sleeve disc to rotate around the mounting sleeve.

Therefore, the copper pipe is inserted into the forming cavity formed between the four limiting plates, the sleeve plate is driven to rotate around the mounting sleeve through the operation of the driving mechanism, at the moment, the four inner walls of the extrusion cavity respectively move relatively with the guide wheels, the guide wheels are respectively extruded by the four side inner walls of the extrusion cavity in the process that the guide wheels gradually approach the center of the corresponding side wall of the extrusion cavity, the four guide rods are pushed to gradually move in the mounting sleeve, so that the four extrusion blocks are pushed to gradually close, the area of the forming cavity is gradually reduced, the extrusion blocks can extrude the copper pipe, the tip making processing of the copper pipe is realized, the guide wheels can roll along the inner walls of the extrusion cavity in the process that the guide wheels extrude the guide wheels, and the process that the guide rods push the extrusion blocks to move is smoother and stable. The device utilizes actuating mechanism drive sleeve disk to rotate, promotes four inner walls in extrusion chamber and extrudes guide pulley and guide arm respectively, promotes four extrusion pieces simultaneously and gathers together each other, realizes extruding the point to the copper pipe to replace the mode that prior art utilized the pneumatic cylinder to drive, consequently need not supporting hydraulic workstation, guarantee that the whole small in size of device reduces and places the space, guarantees simultaneously that working position is unrestricted, and the practicality is high.

Further, the four extrusion blocks are arranged adjacently in a staggered manner, the cross section of each extrusion block is quadrilateral, two opposite inner angles are right angles, and the other two corresponding inner angles are acute angles and obtuse angles respectively.

The four extrusion blocks are arranged adjacently in a staggered manner, the cross section of each extrusion block is quadrilateral, two opposite inner angles are right angles, and the other two corresponding inner angles are acute angles and obtuse angles respectively.

Further, springs are sleeved outside the four guide rods, one ends of the springs are connected with the U-shaped seat, and the other ends of the springs are connected with the circumferential surface of the mounting sleeve.

When the sharpening process is carried out, the inner wall of the extrusion cavity pushes the guide rod to move into the mounting sleeve, the spring is pressed to be shortened, after the sharpening process is finished, the sleeve disk is driven to reset and rotate through the operation of the driving mechanism, the guide wheel is gradually far away from the center of the inner wall of the sleeve disk, the guide rod can be pushed to move outwards under the elastic force of the spring, the four extrusion blocks are driven to be far away from each other, and the copper pipe is conveniently taken out.

Further, the driving mechanism comprises a driving motor and a gear; the driving motor is fixed on one of the side surfaces of the vertical frame, and the gear is fixed on the output shaft of the driving motor; arc racks are fixed on the peripheral side surface of the sleeve disc and are correspondingly meshed with the gears.

The driving motor starts to work, the output shaft of the driving motor drives the gear to rotate, and meanwhile, the rotating gear is meshed with the arc-shaped rack to drive the sleeve disc to rotate, so that a good driving effect is provided for rotation of the sleeve disc.

Further, the outside of the mounting sleeve is respectively sleeved with a limit disc near the two ends of the mounting sleeve, and the two sides of the sleeve disc are respectively fixed with mounting rings arranged around the mounting sleeve; the mounting ring is rotatably mounted on the outer edge surface of the limiting plate through a bearing.

The mounting ring and the limiting disc are rotationally connected by the bearing, so that a supporting and limiting effect is provided for the sleeve disc, the sleeve disc is stably sleeved outside the mounting sleeve, and meanwhile, the sleeve disc is guaranteed to rotate relative to the mounting sleeve.

Further, a chassis is arranged on the upper surface of the base and covers the outside of the vertical frame, the mounting sleeve, the sleeve disk and the driving mechanism; guide pipes are respectively arranged on two sides of the chassis in a penetrating mode, extend into the mounting sleeve correspondingly and are aligned with the forming cavities respectively.

Through setting up quick-witted case, play the guard action to stereo set, installation sleeve, cover dish and actuating mechanism, the whole more pleasing to the eye of device simultaneously, insert the intraductal with the copper pipe guide, the guide tube can play the guide effect for the pipe, guarantees to introduce into the shaping intracavity with the copper pipe that can be smooth and carries out the system point processing.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of a surface of a mounting sleeve according to the present utility model;

FIG. 4 is a schematic view of the installation of the extrusion block structure in the present utility model;

FIG. 5 is a schematic view of a mounting sleeve structure according to the present utility model;

fig. 6 is a schematic view of the collar structure installation in the present utility model.

In the figure: 1. a base; 11. a vertical frame; 2. a mounting sleeve; 21. a guide hole; 22. a limiting disc; 3. a guide rod; 31. a U-shaped seat; 32. a guide wheel; 33. extruding a block; 34. a spring; 4. a chassis; 5. a guide tube; 6. a molding cavity; 7. a sleeve disk; 71. an extrusion chamber; 72. a mounting ring; 73. a bearing; 8. a driving mechanism; 81. a driving motor; 82. a gear; 83. an arc-shaped rack.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the tip pressing machine provided by the utility model comprises a base 1 and a vertical frame 11, wherein a pair of vertical frames 11 are vertically fixed on the upper surface of the base 1, the tops of the two vertical frames 11 are fixedly provided with horizontally arranged mounting sleeves 2, and the circumferential surfaces of the mounting sleeves 2 are equidistantly provided with guide holes 21 communicated with the inside of the mounting sleeves 2; guide rods 3 are respectively and slidably arranged in the guide holes 21 in a penetrating manner, extrusion blocks 33 are respectively arranged at the end parts of the guide rods 3, which are positioned in the mounting sleeve 2, a forming cavity 6 is formed between the four extrusion blocks 33, and guide wheels 32 are respectively arranged at the end parts of the guide rods 3, which are positioned outside the mounting sleeve 2, through U-shaped seats 31; the outside of the mounting sleeve 2 is sleeved with a sleeve disk 7, the middle of the sleeve disk 7 is provided with an extrusion cavity 71 with a positive section, and the inner walls of the four sides of the extrusion cavity 71 are correspondingly in interference fit with the guide wheel 32 respectively; a driving mechanism 8 is arranged between the two vertical frames 11 and below the sleeve disk 7, and the driving mechanism 8 is used for driving the sleeve disk 7 to rotate around the mounting sleeve 2.

When the device is used for sharpening copper pipes, the copper pipes are inserted into the forming cavity 6 formed by the four limiting discs 22, the driving mechanism 8 works to drive the sleeve disc 7 to rotate around the mounting sleeve 2, at the moment, four inner walls of the extrusion cavity 71 respectively move relatively to the guide wheels 32, the guide wheels 32 are respectively extruded by the four inner walls of the extrusion cavity 71 in the process that the guide wheels 32 gradually approach the centers of the corresponding side walls of the extrusion cavity 71, and the four guide rods 3 are pushed to move gradually into the mounting sleeve 2, so that the four extrusion blocks 33 are pushed to gradually approach each other, at the moment, the area of the forming cavity 6 is gradually reduced, the extrusion blocks 33 can extrude the copper pipes, the sharpening of the copper pipes is realized, the guide wheels 32 can roll along the inner walls of the extrusion cavity 71 in the process that the guide wheels 32 are extruded by the inner walls of the extrusion cavity 71, and the process that the guide rods 3 push the extrusion blocks 33 to move is smoother and stable.

Specifically, the four extrusion blocks 33 are arranged adjacently in a staggered manner, the cross section of the extrusion block 33 is quadrilateral, two opposite inner angles are right angles, and the other two corresponding inner angles are acute angles and obtuse angles respectively. The four extrusion blocks 33 are adjacently arranged in a staggered manner, so that the side edges of the extrusion blocks 33 can be attached to the outer part of a copper pipe, a good positioning effect is achieved, and the taper forming is ensured to be more accurate.

Specifically, the outside of four guide arms 3 is all overlapped and is equipped with spring 34, and the one end of spring 34 is connected with U type seat 31, and the other end of spring 34 is connected with installation sleeve 2 circumference surface. When the sharpening process is performed, the inner wall of the extrusion cavity 71 pushes the guide rod 3 to move into the mounting sleeve 2, the spring 34 is compressed and shortened, after the sharpening process is finished, the driving mechanism 8 works to drive the sleeve 7 to reset and rotate, at the moment, the guide wheel 32 is gradually far away from the center of the inner wall of the sleeve 7, under the elastic force of the spring 34, the guide rod 3 can be pushed to move outwards, the four extrusion blocks 33 are driven to be far away from each other, and the copper pipe can be conveniently taken out.

Specifically, the driving mechanism 8 includes a driving motor 81 and a gear 82; a driving motor 81 is fixed on a side surface of one of the uprights 11, and a gear 82 is fixed on an output shaft of the driving motor 81; an arc-shaped rack 83 is fixed on the peripheral surface of the sleeve disk 7, and the arc-shaped rack 83 is correspondingly meshed with the gear 82. The driving motor 81 starts working, the output shaft of the driving motor drives the gear 82 to rotate, and meanwhile, the rotating gear 82 is meshed with the driving arc-shaped rack 83 and drives the sleeve disk 7 to rotate, so that a good driving effect is provided for the rotation of the sleeve disk 7.

Specifically, the outside of the mounting sleeve 2 is respectively sleeved with a limit disc 22 near the two ends of the mounting sleeve, and the two sides of the sleeve disc 7 are respectively fixed with a mounting ring 72 arranged around the mounting sleeve 2; the mounting ring 72 is rotatably mounted on the outer peripheral surface of the spacing disc 22 by bearings 73. The mounting ring 72 is rotatably connected with the limiting disc 22 by the bearing 73, so that a supporting and limiting effect is provided for the sleeve disc 7, the sleeve disc 7 is stably sleeved outside the mounting sleeve 2, and meanwhile, the sleeve disc 7 and the mounting sleeve 2 can rotate relatively.

Specifically, the upper surface of the base 1 is provided with a case 4, and the case 4 is covered outside the stand 11, the mounting sleeve 2, the sleeve disk 7 and the driving mechanism 8; guide pipes 5 are respectively arranged on two sides of the case 4 in a penetrating manner, and the two guide pipes 5 correspondingly extend into the mounting sleeve 2 and are respectively aligned with the forming cavities 6. Through setting up quick-witted case 4, play the guard action to the stereoscopic 11, installation sleeve 2, cover dish 7 and actuating mechanism 8, the whole more pleasing to the eye of device simultaneously, insert the copper pipe in the stand pipe 5, stand pipe 5 can play the guide effect for the pipe, guarantees that can be smooth with the copper pipe introduction into the die cavity 6 in make sharp processing.

The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.

Claims

1. The utility model provides a tip press, includes base (1) and grudging post (11), a pair of grudging post (11) are fixed vertically the upper surface of base (1), its characterized in that:

the tops of the two vertical frames (11) are fixedly provided with horizontally arranged mounting sleeves (2), and guide holes (21) communicated with the inside of the mounting sleeves (2) are formed in the circumferential surfaces of the mounting sleeves (2) at equal intervals;

guide rods (3) are respectively and slidably arranged in the guide holes (21) in a penetrating mode, extrusion blocks (33) are respectively arranged at the ends, located in the mounting sleeve (2), of the guide rods (3), forming cavities (6) are formed among the four extrusion blocks (33), and guide wheels (32) are respectively arranged at the ends, located outside the mounting sleeve (2), of the guide rods (3) through U-shaped seats (31);

a sleeve disc (7) is sleeved outside the mounting sleeve (2), an extrusion cavity (71) with a positive section is arranged in the middle of the sleeve disc (7), and four side inner walls of the extrusion cavity (71) are correspondingly in interference fit with the guide wheel (32) respectively;

a driving mechanism (8) is arranged between the two vertical frames (11) and below the sleeve disk (7), and the driving mechanism (8) is used for driving the sleeve disk (7) to rotate around the mounting sleeve (2).

2. A tip press according to claim 1, wherein:

the four extrusion blocks (33) are arranged adjacently in a staggered manner, the cross section of each extrusion block (33) is quadrilateral, two opposite inner angles are right angles, and the other two corresponding inner angles are acute angles and obtuse angles respectively.

3. A tip press according to claim 1, wherein:

and springs (34) are sleeved outside the guide rods (3), one ends of the springs (34) are connected with the U-shaped seats (31), and the other ends of the springs (34) are connected with the circumferential surface of the mounting sleeve (2).

4. A tip press according to claim 1, wherein:

the driving mechanism (8) comprises a driving motor (81) and a gear (82);

the driving motor (81) is fixed on the side surface of one of the vertical frames (11), and the gear (82) is fixed on the output shaft of the driving motor (81);

an arc-shaped rack (83) is fixed on the peripheral side surface of the sleeve disk (7), and the arc-shaped rack (83) is correspondingly meshed with the gear (82).

5. A tip press according to claim 1, wherein:

limiting discs (22) are respectively sleeved outside the mounting sleeve (2) near two ends of the mounting sleeve, and mounting rings (72) arranged around the mounting sleeve (2) are respectively fixed on two sides of the sleeve disc (7);

the mounting ring (72) is rotatably mounted on the outer edge surface of the limit disk (22) through a bearing (73).

6. A tip press according to claim 1, wherein:

the upper surface of the base (1) is provided with a case (4), and the case (4) covers the outside of the stand (11), the mounting sleeve (2), the sleeve disk (7) and the driving mechanism (8);

guide pipes (5) are respectively arranged on two sides of the chassis (4) in a penetrating mode, and the two guide pipes (5) extend into the mounting sleeve (2) correspondingly and are aligned with the forming cavity (6) respectively.