阅读说明：本技术 一种细长波纹管成型设备及其使用方法 (Slender corrugated pipe forming equipment and using method thereof ) 是由 沈小红 于 2021-08-27 设计创作，主要内容包括：本发明属于超细长管成型领域,尤其是涉及一种细长波纹管成型设备及其使用方法,包括机架、管道成型机构,管道成型机构包括送料管、成型模具、气室、活塞、推杆、基座、平衡杆、支杆、上半管、下半管、进风细管、通气软管、高压风机、密封垫层、固定孔、缓冲弹簧、卡扣、卡槽、永磁体。本发明可通过原料的热量对气室中的气体进行加热,推动两边活塞带动推杆远离气室,从而使得平衡杆带动支杆下移；高压气体通过通气软管经进风细管进入上半管与下半管合体时的内腔,对管体进行高速气流切割,从而使得管体表面出现螺旋形刻痕；上半管与下半管分开时能够对上半管与下半管内壁进行清洁,从而除去刻蚀时粘附在内壁的碎屑。(The invention belongs to the field of forming of ultra-long pipes, and particularly relates to a forming device for an ultra-long and thin corrugated pipe and a using method of the forming device. According to the invention, the gas in the gas chamber can be heated by the heat of the raw materials, and the pistons at the two sides are pushed to drive the push rods to be far away from the gas chamber, so that the balance rods drive the supporting rods to move downwards; high-pressure gas enters an inner cavity when the upper half pipe and the lower half pipe are combined through the air inlet thin pipe through the ventilation hose, and high-speed airflow cutting is carried out on the pipe body, so that spiral nicks appear on the surface of the pipe body; the inner walls of the upper half pipe and the lower half pipe can be cleaned when the upper half pipe and the lower half pipe are separated, so that debris adhered to the inner walls during etching can be removed.)

1. The forming equipment for the long and thin corrugated pipe comprises a rack (1) and is characterized in that a supporting seat (11) is fixedly installed on the bottom surface of the rack (1), a hopper (12) is fixedly installed on the top surface of the rack (1), a heating chamber (13) is fixedly installed on the top surface of the inner wall of the rack (1), a pipeline forming mechanism (2) is fixedly installed on the top surface of the inner wall of the rack (1), the pipeline forming mechanism (2) comprises a feeding pipe (201), a forming mold (202) is fixedly connected to the bottom surface of the feeding pipe (201), an air chamber (203) is fixedly installed on the side surface of the forming mold (202), pistons (204) are symmetrically movably sleeved in a distribution mode in an inner cavity of the air chamber (203), push rods (205) are fixedly connected to the side surfaces of the two pistons (204), a base (206) is fixedly installed on the top surface of the inner wall of the rack (1), the top surface of the base (206) is rotatably connected with a balance rod (207), and the bottom surface of one end of the balance rod (207) is fixedly connected with a plurality of support rods (208).

2. The elongated corrugated pipe forming device and the using method thereof as claimed in claim 1, wherein the bottom surface of the supporting rod (208) is fixedly connected with an upper half pipe (209) and a lower half pipe (210) respectively, the top surface of the upper half pipe (209) is fixedly provided with an air inlet thin pipe (211), the top surface of the air inlet thin pipe (211) is fixedly connected with an air hose (212), and the top surface of the air hose (212) is fixedly connected with a high pressure fan (213).

3. The forming device and the using method of the slender corrugated pipe as claimed in claim 2, wherein the edges of the upper half pipe (209) and the lower half pipe (210) are both fixedly provided with a sealing cushion layer (214), the side surface of the upper half pipe (209) is both provided with a fixing hole (215), the inner cavity of the fixing hole (215) is fixedly provided with a buffer spring (216), the bottom surface of the buffer spring (216) is fixedly provided with a buckle (217), and the side surface of the lower half pipe (210) corresponding to the fixing hole (215) is fixedly provided with a clamping groove (218).

4. The elongated corrugated pipe forming device and the use method thereof as claimed in claim 3, wherein the inner cavities of the upper half pipe (209) and the lower half pipe (210) are fixedly provided with permanent magnets (219), and the permanent magnets (219) are distributed on two sides of the upper half pipe (209) and the lower half pipe (210).

5. An elongated corrugated pipe forming apparatus and method of use thereof as claimed in claim 1 wherein said push rod (205) is fixedly attached at its top end to the bottom surface of the balance bar (207) and said struts (208) are fixedly attached in a matrix arrangement at the end of the balance bar (207) remote from the push rod (205).

6. Use of an elongated corrugated tube forming apparatus according to any one of claims 1-5, characterized in that it comprises the steps of:

s1: pouring raw materials from a hopper (12) into a heating chamber (13) for melting, and feeding the raw materials into a forming die (202) through a feeding pipe (201) for compression forming;

s2: when raw materials pass through the forming die (202), low-boiling-point gas in the gas chamber (203) is heated, the push rod (205) is driven to be away from the gas chamber (203) by pushing the pistons (204) on two sides, and the balance rod (207) drives the supporting rod (208) to move downwards as the push rod (205) is fixedly connected with the bottom surface of one end of the balance rod (207);

s3: in the process that the supporting rod (208) moves downwards, the upper half pipe (209) and the lower half pipe (210) attract each other under the action of the two permanent magnets (219), so that the upper half pipe (209) and the lower half pipe (210) are tightly attached together, meanwhile, the buckle (217) is movably clamped with the clamping groove (218), the fixing stability of the upper half pipe (209) and the lower half pipe (210) is improved, and the air tightness of the upper half pipe (209) and the lower half pipe (210) when the upper half pipe (209) and the lower half pipe (210) are attached is improved by the sealing cushion layer (214);

s4: the body comes out through forming die (202), gets into between half pipe (209) and half pipe (210) down, starts high pressure positive blower (213), and high-pressure gas passes through breather hose (212) and gets into the inner chamber when half pipe (209) and half pipe (210) are fit down through air inlet tubule (211), carries out the high velocity gas stream cutting to the body to make the spiral nick appear in the body surface, make the body processing finish, become the bellows.

Technical Field

The invention belongs to the field of forming of ultra-thin long pipes, and particularly relates to forming equipment of an ultra-thin corrugated pipe and a using method of the forming equipment.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, is widely applied in instruments and meters, is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force, is called as a steel strip reinforced polyethylene spiral corrugated pipe, is a winding structure wall pipe compounded by taking high-density Polyethylene (PE) as a base body (inner layer and outer layer) and coating adhesive resin steel strips on the surface, and has a pipe wall structure consisting of three layers: the inner layer is a continuous solid wall PE inner layer pipe, an annular wavy steel strip reinforcement (formed into a V shape by using a steel plate) is wound outside the inner layer pipe, and a polyethylene outer layer is compounded outside the wavy steel strip reinforcement, so that the integral spiral corrugated pipe is compounded.

Still have the problem to have, present superfine long bellows production process generally has the ripple processing too complicated, and the ripple nick is lighter the condition for superfine long bellows has the not high problem of yield.

To this end, we propose an elongated corrugated pipe forming apparatus and a method of using the same to solve the above problems.

Disclosure of Invention

The invention aims to provide a forming device of a slender corrugated pipe and a using method thereof, aiming at the problems that the existing production process of the superfine long corrugated pipe generally has the problems of too complex corrugation processing and shallow corrugation nicks, so that the yield of the superfine long corrugated pipe is not high.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a long and thin bellows former and application method, includes the frame, the bottom surface fixed mounting of frame has the supporting seat, the top surface fixed mounting of frame has the hopper, the inner wall top surface fixed mounting of frame has the heating chamber, the inner wall top surface fixed mounting of frame has pipeline forming mechanism, pipeline forming mechanism includes the conveying pipe, the bottom surface fixedly connected with forming die of conveying pipe, forming die's side fixed mounting has the air chamber, the inner chamber symmetric distribution activity of air chamber has cup jointed the piston, two the side fixedly connected with push rod of piston, the inner wall top surface fixed mounting of frame has the base, the top surface of base rotates and is connected with the balancing pole, the one end bottom surface fixedly connected with a plurality of branches of balancing pole.

Preferably, the bottom surface of branch is half pipe and half pipe down in fixedly connected with respectively, the top surface fixed mounting of half pipe has the air inlet tubule, the top surface fixedly connected with air hose of air inlet tubule, air hose's top surface fixedly connected with high pressure positive blower.

Preferably, the equal fixed mounting in edge of first half pipe and second half pipe has the seal cushion, the fixed orifices has all been seted up to the side of first half pipe, the inner chamber fixed mounting of fixed orifices has buffer spring, buffer spring's bottom surface fixed mounting has the buckle, second half pipe corresponds the fixed draw-in groove of having seted up in side of fixed orifices.

Preferably, permanent magnets are fixedly mounted in the inner cavities of the upper half pipe and the lower half pipe and distributed on two sides of the upper half pipe and the lower half pipe.

Preferably, the top end of the push rod is fixedly connected to the bottom surface of the balance rod, and the support rods are fixedly installed at one end, far away from the push rod, of the balance rod in a matrix distribution mode.

A method of using an elongated corrugated tubing forming apparatus comprising the steps of:

s1: pouring the raw materials into a heating chamber from a hopper for melting, and feeding the raw materials into a forming die through a feeding pipe for compression forming;

s2: when raw materials pass through a forming die, low-boiling-point gas in the gas chamber is heated, the pistons at two sides are pushed to drive the push rods to be far away from the gas chamber, and the push rods are fixedly connected with the bottom surface of one end of the balance rod, so that the balance rod drives the supporting rod to move downwards;

s3: in the process that the supporting rod moves downwards, the upper half pipe and the lower half pipe are mutually attracted under the action of the two permanent magnets, so that the upper half pipe and the lower half pipe are tightly attached together, meanwhile, the buckle is movably clamped with the clamping groove, the fixing stability of the upper half pipe and the lower half pipe is improved, and the air tightness of the upper half pipe and the lower half pipe when the upper half pipe and the lower half pipe are attached is improved by the sealing cushion layer;

s4: the body comes out through forming die, gets into between half pipe and the half pipe down, starts high pressure positive blower, and high-pressure gas carries out the high velocity gas stream cutting to the body through the inner chamber when air inlet tubule gets into half pipe and half pipe fit through the breather hose to make the body surface spiral nick appear, make the body processing finish, become the bellows.

The invention has the beneficial effects that:

the low boiling point gas in the gas chamber is heated by the heat of the raw materials, and the pistons at the two sides are pushed to drive the push rods to be far away from the gas chamber, so that the balance rods drive the supporting rods to move downwards; high-pressure gas enters an inner cavity when the upper half pipe and the lower half pipe are combined through the air inlet thin pipe through the ventilation hose, and high-speed airflow cutting is carried out on the pipe body, so that spiral nicks appear on the surface of the pipe body; the inner walls of the upper half pipe and the lower half pipe can be cleaned when the upper half pipe and the lower half pipe are separated, so that debris adhered to the inner walls during etching can be removed.

Drawings

FIG. 1 is a schematic view of an overall structure of an elongated corrugated pipe forming apparatus and a method for using the same according to the present invention;

FIG. 2 is a schematic view of the upper half of an elongated corrugated pipe forming apparatus and method of use thereof according to the present invention;

FIG. 3 is a schematic view of the lower half pipe structure of an elongated corrugated pipe forming apparatus and method of use thereof according to the present invention;

fig. 4 is a schematic structural diagram of a slot of an elongated corrugated pipe forming apparatus and a method for using the same according to the present invention.

In the figure: the device comprises a machine frame 1, a pipeline forming mechanism 2, a support seat 11, a hopper 12, a heating chamber 13, a feeding pipe 201, a forming die 202, an air chamber 203, a piston 204, a push rod 205, a base 206, a balance rod 207, a supporting rod 208, an upper half pipe 209, a lower half pipe 210, an air inlet thin pipe 211, an air vent hose 212, a high-pressure fan 213, a sealing cushion layer 214, a fixing hole 215, a buffer spring 216, a buckle 217, a clamping groove 218 and a permanent magnet 219.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

As shown in fig. 1-4, a slender corrugated pipe forming device and a using method thereof include a rack 1, a support seat 11 is fixedly installed on the bottom surface of the rack 1, a hopper 12 is fixedly installed on the top surface of the rack 1, a heating chamber 13 is fixedly installed on the top surface of the inner wall of the rack 1, a pipeline forming mechanism 2 is fixedly installed on the top surface of the inner wall of the rack 1, the pipeline forming mechanism 2 includes a feeding pipe 201, a forming mold 202 is fixedly connected to the bottom surface of the feeding pipe 201, an air chamber 203 is fixedly installed on the side surface of the forming mold 202, pistons 204 are movably sleeved in the inner cavity of the air chamber 203 in a symmetrical distribution manner, push rods 205 are fixedly connected to the side surfaces of the two pistons 204, a base 206 is fixedly installed on the top surface of the inner wall of the rack 1, a balance rod 207 is rotatably connected to the top surface of the base 206, and a plurality of support rods 208 are fixedly connected to the bottom surface of one end of the balance rod 207.

The bottom surface of branch 208 is half pipe 209 and half pipe 210 on the bottom surface fixedly connected with respectively, the top surface fixed mounting of half pipe 209 has air inlet tubule 211, the top surface fixedly connected with breather hose 212 of air inlet tubule 211, the top surface fixedly connected with high pressure positive blower 213 of breather hose 212, high-pressure gas passes through breather hose 212 and gets into the inner chamber when half pipe 209 and half pipe 210 are fit on the air inlet tubule 211, under the effect of fluid mechanics, narrower local velocity of flow is faster more, pressure is bigger, thereby can carry out the high velocity gas stream cutting to the body, make the body surface spiral nick appear, make the body processing finish, become the bellows.

Last half pipe 209 and the equal fixed mounting in edge of second half pipe 210 have a seal cushion 214, fixed orifices 215 have all been seted up to the side of first half pipe 209, the inner chamber fixed mounting of fixed orifices 215 has buffer spring 216, buffer spring 216's bottom surface fixed mounting has buckle 217, second half pipe 210 corresponds fixed seting up in side of fixed orifices 215 and has seted up draw-in groove 218, can have good gas tightness when making first half pipe 209 and second half pipe 210 closed, buckle 217 and draw-in groove 218 activity joint simultaneously, the fixed stability of first half pipe 209 and second half pipe 210 has been increased.

The inner cavities of the upper half pipe 209 and the lower half pipe 210 are fixedly provided with permanent magnets 219, the permanent magnets 219 are distributed on two sides of the upper half pipe 209 and the lower half pipe 210, the upper half pipe 209 and the lower half pipe 210 can attract each other under the action of the two permanent magnets 219, and then the upper half pipe 209 and the lower half pipe 210 are tightly attached together.

The top end fixed connection of push rod 205 is in the bottom surface of balancing pole 207, and branch 208 is the one end that the matrix distribution fixed mounting kept away from push rod 205 at balancing pole 207 for first half pipe 209 and second half pipe 210 can the even atress, prevent that closed untight from causing pressure loss, thereby can not play good effect when making gas etching, can clean first half pipe 209 and second half pipe 210 inner wall when first half pipe 209 separates with second half pipe 210 simultaneously, thereby the piece of adhesion at the inner wall when detaching the sculpture.

A method of using an elongated corrugated tubing forming apparatus comprising the steps of:

s1: pouring the raw materials from a hopper 12 into a heating chamber 13 for melting, and feeding the raw materials into a forming die 202 through a feeding pipe 201 for compression forming;

s2: when raw materials pass through the forming die 202, low-boiling-point gas in the gas chamber 203 is heated, the push rod 205 is driven to be far away from the gas chamber 203 by pushing the pistons 204 on two sides, and the balance rod 207 drives the supporting rod 208 to move downwards because the push rod 205 is fixedly connected with the bottom surface of one end of the balance rod 207;

s3: in the process that the supporting rod 208 moves downwards, the upper half pipe 209 and the lower half pipe 210 are mutually attracted under the action of the two permanent magnets 219, so that the upper half pipe 209 and the lower half pipe 210 are tightly attached together, meanwhile, the buckle 217 is movably clamped with the clamping groove 218, the fixing stability of the upper half pipe 209 and the lower half pipe 210 is improved, and the air tightness when the upper half pipe 209 and the lower half pipe 210 are attached is improved by the sealing cushion 214;

s4: the body comes out through forming die 202, gets into between half pipe 209 and the half pipe 210 down, starts high pressure positive blower 213, and high-pressure gas passes through air hose 212 and gets into the inner chamber when half pipe 209 and the half pipe 210 fit down through air inlet tubule 211, carries out the high velocity gas stream cutting to the body to make spiral nick appear in the body surface, make the body processing finish, become the bellows.

The operating principle of the present invention will now be described as follows:

the raw materials are poured into the heating chamber 13 from the hopper 12 to be melted, and enter the forming die 202 through the feeding pipe 201 to be pressed and formed, when the raw materials pass through the forming die 202, the low boiling point gas in the gas chamber 203 is heated, the push rod 205 is driven by pushing the pistons 204 at two sides to be far away from the gas chamber 203, so that the balance rod 207 drives the supporting rod 208 to move downwards, the upper half pipe 209 and the lower half pipe 210 are mutually attracted under the action of the two permanent magnets 219, and further the upper half pipe 209 and the lower half pipe 210 are tightly attached together, the pipe body is discharged through the forming die 202 and enters the space between the upper half pipe 209 and the lower half pipe 210, the high-pressure fan 213 is started, the high-pressure gas enters the inner cavity when the upper half pipe 209 and the lower half pipe 210 are combined through the air inlet thin pipe 211 through the ventilation hose 212, the high-speed airflow cutting is carried out on the pipe body, and the spiral nick is formed on the surface of the pipe body after the processing is finished, and the corrugated pipe is formed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.