CN206840760U

CN206840760U - A kind of mould for formed glass steel pipe

Info

Publication number: CN206840760U
Application number: CN201720372642.3U
Authority: CN
Inventors: 周海峰; 钱晓海; 汤春晓
Original assignee: Zhejiang Hondor Environmental Protection Co Ltd
Current assignee: Zhejiang Hondor Environmental Protection Co Ltd
Priority date: 2017-04-11
Filing date: 2017-04-11
Publication date: 2018-01-05
Anticipated expiration: 2027-04-11

Abstract

The utility model provides a kind of mould for formed glass steel pipe, belongs to field of mechanical technique, and it solves the problems, such as existing glass reinforced plastic pipe Forming Quality difference.This mould for being used for formed glass steel pipe includes：Mandrel；Core, it is set on mandrel, core is made up of the head end, body, tail end set gradually, the circumferential lateral surface of head end is surrounded with first step, second step, the diameter of first step, second step and body three successively decreases successively, first step angled transition to second step forms first conical surface, and second step angled transition to body forms second conical surface, and the gradient of first conical surface is more than the gradient of second conical surface；Locating ring, tail end is set in, is opened up on locating ring jagged, breach both sides are symmetrically arranged with two buttcover plates, and each buttcover plate is provided through fastening bolt each along the axis direction extension of locating ring and two buttcover plates in body setting, two buttcover plates.The utility model has the characteristics of Forming Quality is good.

Description

A kind of mould for formed glass steel pipe

Technical field

The utility model belongs to field of mechanical technique, is related to a kind of mould for formed glass steel pipe.

Background technology

Glass reinforced plastic pipe is chamber for fibre-reinforced plastics sand inclusion pipe, mainly using glass fibre and its product as reinforcing material, with The unsaturated polyester resin of macromolecule component, epoxy resin etc. are stock, with inorganic non-metallics such as quartz sand and calcium carbonate Granular materials be filler be used as primary raw material, by definite-length-winding process, spun casting technique or continuous winding technique manufacture and Into.The advantages that it is with its excellent decay resistance, waterpower feature, high-strength light, feed flow big, easy for installation, turns into Chemical industry, drainage system and the optimal selection of pipe engineering.

Wherein definite-length-winding process winds work often on the certain pipe die of length using spiral winding and/or ring Successively manufacture carrys out formed glass steel pipe to skill from the inside to the outside in pipe die length.Carried out in actual production by the way of fixed length winding During operation, the material such as glass fibre easily produces the phenomenon of yarn landing when die end is wound, and is formed tiltedly in die end Face, product structure and size change, and in order to ensure that socket completely corrects size, need to above inclined-plane stationary knife cut-out it is more Remaining part is repaired, and frequently produces leftover bits and pieces.Because the bore of the glass reinforced plastic pipe of different model size is different, and get a foothold Expect weight also, can only discard, not only cause waste of material, also cause pollution to environment.

To solve the above problems, occurred positioning yarn using rubber ring, but rubber ring can only be according to model It is used cooperatively, and is not easy to unload from mould after formed product, using effect is not ideal enough.

In summary, to solve the deficiency being currently used on the mould structure of formed glass steel pipe, the utility model designs A kind of mould for formed glass steel pipe reasonable in design, Forming Quality is good.

The content of the invention

The utility model is to solve the problems, such as that prior art is present, there is provided a kind of use reasonable in design, Forming Quality is good In the mould of formed glass steel pipe.

The purpose of this utility model can be achieved through the following technical solutions：A kind of mould for formed glass steel pipe, Including：

Mandrel；

Core, be set on mandrel, the core is made up of the head end, body, tail end set gradually and head end, body with And tail end three is connected as a single entity setting, the circumferential lateral surface of head end is surrounded with first step, second step and second step position Between first step and body, the diameter of first step, second step and body three successively decreases successively, the diameter of tail end with Body is equal, and the first step angled transition to second step forms first conical surface, and the second step angled transition is to originally Body forms second conical surface, and the gradient of first conical surface is more than the gradient of second conical surface；

Locating ring, tail end is set in, is opened up on locating ring jagged, breach both sides are symmetrically arranged with to be connected with locating ring Two buttcover plates, each buttcover plate each along locating ring axis direction extension and two buttcover plates away from body set, two dock Fastening bolt is provided through on plate.

As the further improvement of this case, by a square tube, bending is formed the locating ring in the same plane, and square tube is relative Two end faces between form above-mentioned breach, two buttcover plates are connected with two end faces of square tube respectively.

Another step as this case is improved, and the two through hole being coaxially disposed is offered on two buttcover plates.

Compared with prior art, the utility model is simple in construction, and locating ring coordinates the tail end installed in core with bolt, keeps away When exempting from Wrapping formed glass reinforced plastic pipe occur yarn landing phenomenon, it is ensured that Forming Quality, at the same after formation it is easy to disassemble and Maintenance work；Locating ring can change its position on core, and bolt and locating ring according to the length of actual glass steel pipe Cooperation apply also for be molded different model size glass reinforced plastic pipe, it is applied widely.

Brief description of the drawings

Fig. 1 is the structure chart for the glass reinforced plastic pipe that locating ring aftershaping is not used.

Fig. 2 is structural representation of the present utility model.

Fig. 3 is the structural representation of locating ring in the utility model.

Fig. 4 is the structural representation at another visual angles of Fig. 3.

Fig. 5 is structure chart of the utility model using the glass reinforced plastic pipe of locating ring aftershaping.

In figure, 10, mandrel；21st, head end；211st, first step；212nd, second step；213rd, first conical surface；214th, second The conical surface；22nd, body；23rd, tail end；30th, locating ring；31st, breach；32nd, buttcover plate；321st, through hole.

Embodiment

With reference to embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.

As shown in Figures 2 to 4, this mould for being used for formed glass steel pipe includes：

Mandrel 10；

Core, be set on mandrel 10, core is made up of the head end 21, body 22, tail end 23 set gradually and head end 21, Body 22 and the three of tail end 23 are connected as a single entity setting, and the circumferential lateral surface of head end 21 is surrounded with first step 211, second Rank 212 and second step 212 is between first step 211 and body 22, first step 211, second step 212 and body The diameter of 22 threes successively decreases successively, and the diameter of tail end 23 is equal with body 22, the angled transition of first step 211 to second step 212 form first conical surface 213, and the angled transition of second step 212 to body 22 forms second conical surface 214, and first conical surface 213 inclines Gradient is more than the gradient of second conical surface 214；

Locating ring 30, be set in tail end 23, open up jagged 31 on locating ring 30, the both sides of breach 31 be symmetrically arranged with Two connected buttcover plates 32 of locating ring 30, each buttcover plate 32 is each along the axis direction extension of locating ring 30 and two buttcover plates 32 Set away from body 22, fastening bolt is provided through on two buttcover plates 32（Not shown in figure）.

As shown in figure 1, in actual production when operation is carried out by the way of fixed length winding, die end easily produces when winding Raw yarn slides and forms inclined-plane（Dash area in figure）, product structure and size change, and in order to ensure that socket is complete Amendment size, unnecessary part need to be cut off to be repaired by stationary knife above inclined-plane, frequently produce leftover bits and pieces.Due to different shaped The bore of the glass reinforced plastic pipe of number size is different, and leftover bits and pieces shape, weight, cause the waste of material, also caused to environment Pollution.

Although having occurred positioning yarn using rubber ring in existing technology, rubber ring can only be according to model It is used cooperatively, and is not easy to unload from mould after formed product, using effect is not ideal enough.

Therefore, the utility model devises a kind of mould for formed glass steel pipe, locating ring 30 coordinates with bolt pacifies Mounted in the tail end 23 of core, there is the phenomenon of yarn landing in glass reinforced plastic pipe when avoiding Wrapping formed, it is ensured that Forming Quality, after shaping Product as shown in figure 5, end is smooth.

Two ends of glass reinforced plastic pipe are respectively female end, socket end, when two glass reinforced plastic pipes link together, wherein The socket end of one glass reinforced plastic pipe is embedded in the female end of another glass reinforced plastic pipe.Yarn Wrapping formed glass from the inside to the outside on core Glass steel pipe, the female end of the formed glass steel pipe of head end 21 of its core mould, the socket end of the formed glass steel pipe of tail end 23.

The bore of glass reinforced plastic pipe female end is more than the bore of socket end, therefore the diameter of core head end 21 is more than tail end 23 Diameter, specifically, head end 21 includes first step 211, the second step 212 set gradually, first step 211, second step 212 and the diameter of the three of body 22 successively decrease successively, the diameter of tail end 23 is equal with body 22.

The angled transition of first step 211 to second step 212 forms first conical surface 213, and the angled transition of second step 212 is extremely Body 22 forms second conical surface 214, and the gradient of first conical surface 213 is more than the gradient of second conical surface 214, and such structure is set The bore on the one hand increasing female end is put, is easy to socket end insertion connection；On the other hand strengthen be molded glass reinforced plastic pipe to hold The structural strength at mouth end, be advantageous to the overall structural stability of glass reinforced plastic pipe.Wherein second step 212 is on core axial direction Length be more than length of the first step 211 on core axial direction, the sealing between glass reinforced plastic pipe after convenient shaping connects Connect.

Locating ring 30 is set in the tail end 23 of core, and the distance between locating ring 30 and end face of head end 21 of core are with reality The change for the glass reinforced plastic pipe length being molded and change.Open up jagged 31 on locating ring 30, can directly will positioning during use Ring 30 is connected on core, locating ring 30 is fastened by wearing bolt on buttcover plate 32, it is ensured that locating ring 30 and core Mould stable connection.

Can be excessive cooperation or interference fit between locating ring 30 and core, for different model size（It is small In the range of change）Core, degree can be tightened by regulating bolt, make locating ring 30 and the core phase of different model size Coordinate.

Each buttcover plate 32 extends each along the axis direction of locating ring 30, namely buttcover plate 32 is vertical with locating ring 30 sets Put, be easy to bolt to pass through two buttcover plates 32.Wherein, two buttcover plates 32 are set away from body 22, so, do not interfere with core The winding work of yarn on mould, using effect are good.

Preferred buttcover plate 32 is welded to connect with locating ring 30 in the present embodiment, and other can also be used in certain actual production Connected mode or both is integrally formed, and is not construed as limiting herein.

Preferably, by a square tube, bending is formed locating ring 30 in the same plane, shape between two relative end faces of square tube Into above-mentioned breach 31, two buttcover plates 32 are connected with two end faces of square tube respectively.

Preferred orientation ring 30 is formed by square tube bending in the present embodiment, after bending, between existing between two end faces of square tube Gap（Form above-mentioned breach 31）, buttcover plate 32 is respectively welded on two relative end faces, installation site is provided for bolt, Bolt is facilitated to put forth effort.

Further, the two through hole 321 being coaxially disposed is offered on two buttcover plates 32.Two through hole 321 is corresponding with bolt to be set Put, and bolt passes through two buttcover plates 32, realizes the fastening between locating ring 30 and core.

Locating ring 30, wherein convenient disassembly, locating ring 30 are formed by the combination of square tube and buttcover plate 32 in the present embodiment Slid on core, the particular location on core, practicality can be changed according to the length of the actual glass reinforced plastic pipe being molded By force.

The mould structure that this is used for formed glass steel pipe is simple, and the tail installed in core is coordinated by locating ring 30 and bolt End 23, avoids yarn from sliding, it is ensured that Forming Quality, and easy to disassemble after formation and maintenance work；Locating ring 30 can root Factually the length of border glass reinforced plastic pipe changes its position on core, and the cooperation of bolt and locating ring 30 applies also for shaping not It is applied widely with the glass reinforced plastic pipe of gauge size.

Described herein is only preferred embodiment of the present utility model, but the scope of protection of the utility model is not It is confined to this.The utility model those skilled in the art is to the modification of described specific embodiment progress or supplement or adopts Replaced, all should be covered by within the scope of protection of the utility model with similar mode.

Claims

A kind of 1. mould for formed glass steel pipe, it is characterised in that including：

Mandrel；

Core, it is set on mandrel, the core is made up of the head end, body, tail end set gradually and head end, body and tail End three is connected as a single entity settings, and the circumferential lateral surface of head end is surrounded with first step, second step and second step and is located at the Between one step and body, the diameter of first step, second step and body three successively decreases successively, the diameter and body of tail end Equal, the first step angled transition to second step forms first conical surface, the second step angled transition to this bodily form Into second conical surface, the gradient of first conical surface is more than the gradient of second conical surface；

Locating ring, be set in tail end, opened up on locating ring it is jagged, breach both sides be symmetrically arranged with locating ring be connected two Buttcover plate, each buttcover plate is set each along the axis direction extension of locating ring and two buttcover plates away from body, on two buttcover plates It is provided through fastening bolt.
2. a kind of mould for formed glass steel pipe according to claim 1, it is characterised in that the locating ring is by one Bending is formed square tube in the same plane, forms above-mentioned breach between two relative end faces of square tube, two buttcover plates respectively with Two end faces of square tube are connected.
3. a kind of mould for formed glass steel pipe according to claim 1 or 2, it is characterised in that on two buttcover plates Offer the two through hole being coaxially disposed.