CN214927025U

CN214927025U - PVC hard tube bending device

Info

Publication number: CN214927025U
Application number: CN202120791438.1U
Authority: CN
Inventors: 周建; 厉莹
Original assignee: EXCELLENTCARE MEDICAL (HUIZHOU) Ltd
Current assignee: EXCELLENTCARE MEDICAL (HUIZHOU) Ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-30
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a PVC hard pipe bending device, which comprises an underframe; the heating mechanism is arranged on the underframe and used for fixing the hard tubes and heating the hard tubes on the hard tubes in an electric heating mode; and the shaping mechanism is arranged on the bottom frame and used for pushing the upper part of the hard tube heated by the heating mechanism to bend. The utility model discloses during the use, fix many hard tubes on heating mechanism, to the hard tube heating after heating mechanism circular telegram, shaping mechanism work afterwards pushes away the bending on the upper portion of the hard tube that has heated, waits to heat the cooling messenger hard tube cooling back of mechanism, and the hard tube just is fixed into the bending structure. The utility model discloses an electrical heating's mode heats the hard tube to promote the hard tube crooked with plastic mechanism is automatic, the user only need with the hard tube place on heating mechanism and after the bending take off the hard tube can, the operation is very simple and convenient, machining efficiency is high, can not pollute clean workshop environment.

Description

PVC hard tube bending device

Technical Field

The utility model relates to a bending apparatus specifically is a PVC hard tube bending apparatus.

Background

The prior saliva suction tube product is generally made of PVC material, and the structure of the saliva suction tube product comprises a negative pressure hard tube which is in a bending state so as to clinically perform oral care on a patient. When the bent negative pressure hard tube is produced, the prior art heats water to 80 ℃, the clamp is soaked in the water, then the hard tube is placed in the clamp, is bent manually, is taken out for natural cooling and shaping, is collected in a containing box, and is dried by air guns after reaching a certain amount. The hard tube is heated by hot water and then the process is completed, the process is complex, the productivity is low, and the clean workshop environment is easily polluted.

Disclosure of Invention

For solving the problem that prior art exists, the utility model provides a PVC hard tube bending apparatus that convenient operation, production efficiency are high.

A PVC hard pipe bending device comprises an underframe; the heating mechanism is arranged on the underframe and used for fixing the hard tubes and heating the hard tubes on the hard tubes in an electric heating mode; and the shaping mechanism is arranged on the bottom frame and used for pushing the upper part of the hard tube heated by the heating mechanism to bend.

In a further refinement, the heat generating mechanism comprises: the heating plate is arranged on the bottom frame and used for heating the hard tube in an electric heating mode; and the push plate mechanism is arranged on the bottom frame and used for fixing a plurality of hard tubes and enabling the hard tubes to be attached to the heating plate.

The push plate mechanism comprises a push plate capable of rotating relative to the heating plate and a first pushing piece fixedly connected to the bottom frame, and the pushing end of the first pushing piece is movably connected with the push plate and can push the push plate to be close to the heating plate.

In a further improvement, an opening formed between the heating plate and the push plate and used for the hard tube to enter and exit is inclined upwards.

Further improve, be provided with a plurality of align to grid in the push pedal and be used for supplying hard tube male hole site, the board that generates heat is provided with the multichannel and corresponds and be used for laminating the recess of hard tube pipe shaft with each hole site respectively.

In a further improvement, the push plate is provided with an arc surface at a position corresponding to the upper part of the hard tube on the push plate, and the arc surface is attached to the bent part of the hard tube pushed and bent by the shaping mechanism.

In a further improvement, the shaping mechanism comprises a second pushing piece fixedly connected to the chassis and a shaping pushing block fixedly connected with the pushing end of the second pushing piece and used for pushing the upper part of the hard tube to bend.

Further improved, the cooling device further comprises a cooling mechanism, wherein the cooling mechanism is arranged on the bottom frame and is used for cooling the hard pipe pushed and bent by the shaping mechanism.

The utility model discloses during the use, fix many hard tubes on heating mechanism, to the hard tube heating after heating mechanism circular telegram, shaping mechanism work afterwards pushes away the bending on the upper portion of the hard tube that has heated, waits to heat the cooling messenger hard tube cooling back of mechanism, and the hard tube just is fixed into the bending structure. The utility model discloses an electrical heating's mode heats the hard tube to promote the hard tube crooked with plastic mechanism is automatic, the user only need with the hard tube place on heating mechanism and after the bending take off the hard tube can, the operation is very simple and convenient, machining efficiency is high, can not pollute clean workshop environment.

Drawings

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

fig. 2 is a schematic diagram of the right-side structure of the present invention;

fig. 3 is a schematic perspective view of the push plate of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

Referring to fig. 1 to 3, a PVC hard pipe bending apparatus includes a base frame 1; the heating mechanism is arranged on the underframe 1 and used for fixing a plurality of hard tubes and heating the hard tubes on the hard tubes in an electric heating mode; and the shaping mechanism 4 is arranged on the bottom frame 1 and used for pushing the upper part of the hard tube heated by the heating mechanism to bend. In this embodiment, the base 1 is a load bearing member for other components of the entire apparatus. During heating, the heating temperature of the PVC hard pipe is set to 106 ℃, the heating time is 8-10s, and the temperature and the time can better soften the PVC hard pipe and facilitate bending. And when the pipe is bent, the shaping mechanism 4 pushes the upper part of the hard pipe to bend and keep for 5-8s, so that the hard pipe is bent and shaped.

Generally, the heating mechanism comprises a heating plate 2 and a pushing plate mechanism 3, and the hard tube can be fixed on the heating plate 2 or the pushing plate mechanism 3, so that the pushing plate mechanism 3 pushes the hard tube to be attached to the heating plate 2 for heating. The utility model discloses the preferred latter mode of adopting, refer to fig. 1 and fig. 2, concrete structure is: the heating plate 2 is arranged on the bottom frame 1 and used for heating the hard tube in an electric heating mode; push pedal mechanism 3 sets up on chassis 1 for fixed many hard tubes and can make the laminating of hard tube on board 2 generates heat, and the adoption mode makes things convenient for loading and taking off of hard tube more.

In a further preferred embodiment, referring to fig. 1 and 2, the push plate mechanism 3 includes a push plate 31 capable of rotating relative to the heat generating plate 2 and a first pushing member 32 fixedly connected to the chassis 1, a pushing end of the first pushing member 32 is movably connected to the push plate 31 and can push the push plate 31 to be close to the heat generating plate 2, and an opening formed between the heat generating plate 2 and the push plate 31 for the hard tube to enter and exit is inclined upward. Through adopting the push pedal 31 that can rotate for the board 2 that generates heat, the loading and taking off of hard tube of being convenient for of the opening that constitutes between it, further this opening slope is upwards, makes this opening towards the user during the use, according to doing benefit to the hard tube dress and getting, accords with ergonomic requirement. In order to fix the hard tube more quickly, a plurality of evenly arranged hole positions 311 are arranged on the push plate 31, the hole positions 311 are used for inserting the hard tube, and the hard tube can be directly inserted and pulled during processing; in addition correspondingly, the heating plate 2 is provided with a plurality of grooves 21 corresponding to the holes 311 and used for fitting the hard pipe body. The groove 21 which can be attached to the hard tube body is arranged, so that the hard tube can be fixed more firmly, the heating speed is higher, and the effect is better. In order to improve the bending effect, referring to fig. 3, the push plate 31 is provided with a curved surface 312 at a position corresponding to the upper portion of the hard tube thereon, and the curved surface is fitted to the bent portion of the hard tube pushed and bent by the shaping mechanism 4. The cambered surface 312 can guide the bending of the hard tube, so that the radian of the hard tube after being bent is kept consistent.

Further improved embodiment, referring to fig. 1 and 2, the shaping mechanism 4 comprises a second pushing member 41 fixedly connected to the chassis 1 and a shaping pushing block 42 fixedly connected to a pushing end of the second pushing member 41 for pushing the upper part of the hard tube to bend. The shaping push block 42 is arranged to facilitate bending of a plurality of hard tubes at one time, a plurality of grooves which correspond to the hole positions 311 respectively and are used for being attached to the upper portions of the hard tubes are generally formed in the shaping push block, and the upper portions of the hard tubes can be bent through the grooves, so that the hard tubes can be prevented from shifting in the bending process. In addition, in a further improvement of the above embodiments, the cooling mechanism is further included, and the cooling mechanism is disposed on the base frame 1 and is used for cooling the hard pipe pushed and bent by the shaping mechanism 4. The cooling mechanism generally adopts an air pump, the air outlet of the air pump is communicated with the hole position 311 or the groove 21, and after the shaping mechanism 4 pushes and bends the hard tube, the air pump works to ventilate, so that the hard tube is rapidly cooled, and the processing speed is convenient to improve.

In an actual structure, the first pushing member 32 and the second pushing member 41 both adopt cylinders, and certainly can also be linear motors, and an integrated control system and a temperature control system are required to be arranged, wherein the integrated control system is used for controlling the activity of the driving cylinders and the setting time; the temperature control system limits the temperature of a heating area through a galvanic couple, the temperature error is within the range of 10 ℃, and the constant temperature is kept; the integrated control system and the temperature control system belong to common control technologies.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "arranged" are to be construed broadly and may include, for example, arranged connections, detachable connections, or integral connections; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. A PVC pipe bending apparatus, comprising:

a chassis (1);

the heating mechanism is arranged on the bottom frame (1) and used for fixing the hard tubes and heating the hard tubes on the hard tubes in an electric heating mode;

and the shaping mechanism (4) is arranged on the bottom frame (1) and is used for pushing the upper part of the hard tube heated by the heating mechanism to bend.

2. A PVC hard pipe bending apparatus according to claim 1, wherein: the heat generating mechanism includes:

the heating plate (2) is arranged on the bottom frame (1) and is used for heating the hard tube in an electric heating mode;

and the push plate mechanism (3) is arranged on the bottom frame (1) and is used for fixing a plurality of hard tubes and enabling the hard tubes to be attached to the heating plate (2).

3. A PVC hard pipe bending apparatus according to claim 2, wherein: the push plate mechanism (3) comprises a push plate (31) capable of rotating relative to the heating plate (2) and a first pushing piece (32) fixedly connected to the bottom frame (1), and the pushing end of the first pushing piece (32) is movably connected with the push plate (31) and can push the push plate (31) to be close to the heating plate (2).

4. A PVC hard pipe bending apparatus according to claim 3, wherein: an opening formed between the heating plate (2) and the push plate (31) and used for the hard tube to enter and exit is inclined upwards.

5. A PVC hard pipe bending apparatus according to claim 3, wherein: be provided with a plurality of align to grid on push pedal (31) and be used for supplying hard tube male hole site (311), generate heat board (2) and be provided with multichannel and correspond and be used for laminating recess (21) of hard tube shaft body with each hole site (311) respectively.

6. A PVC rigid pipe bending apparatus according to claim 5, wherein: the push plate (31) is provided with an arc surface (312) at a position corresponding to the upper part of the hard tube on the push plate, and the arc surface is attached to the bending part of the hard tube pushed and bent by the shaping mechanism (4).

7. A PVC hard pipe bending apparatus according to claim 1, wherein: the shaping mechanism (4) comprises a second pushing piece (41) fixedly connected to the chassis (1) and a shaping pushing block (42) fixedly connected with the pushing end of the second pushing piece (41) and used for pushing the upper part of the hard tube to bend.

8. A PVC hard pipe bending apparatus according to claim 1, wherein: the cooling device further comprises a cooling mechanism, wherein the cooling mechanism is arranged on the bottom frame (1) and is used for cooling the hard pipe pushed and bent by the shaping mechanism (4).