CN211164868U - Mold core device for producing plug-in electric smelting direct pipe fittings - Google Patents

Mold core device for producing plug-in electric smelting direct pipe fittings Download PDF

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Publication number
CN211164868U
CN211164868U CN201921986152.8U CN201921986152U CN211164868U CN 211164868 U CN211164868 U CN 211164868U CN 201921986152 U CN201921986152 U CN 201921986152U CN 211164868 U CN211164868 U CN 211164868U
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China
Prior art keywords
mold core
core
groove
area
threaded rod
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Application number
CN201921986152.8U
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Chinese (zh)
Inventor
沈东�
郭红江
唐建华
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Jiangsu Haiwei Plastic Industry Technology Co ltd
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Jiangsu Haiwei Plastic Industry Technology Co ltd
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Priority to CN201921986152.8U priority Critical patent/CN211164868U/en
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Abstract

The utility model relates to a mold core device for producing plug-in electric smelting direct pipe fittings, which comprises an upper mold core, a lower mold core and a connecting device, wherein the upper mold core and the lower mold core are detachably connected through the connecting device; the upper mold core and the lower mold core respectively comprise a winding area and a fixing area, the diameter of the winding area is smaller than that of the fixing area, an electrode hole is formed in the outer wall of one end, close to the fixing area, of the winding area, a groove is formed in the bottom of the winding area of the upper mold core, a convex disc is arranged at the bottom of the winding area of the lower mold core, and the convex disc is matched with the groove; the centers of the groove and the convex disc are both provided with a core hole which penetrates through the groove and the convex disc; the connecting device comprises a threaded rod and an operating handle, one end of the threaded rod is connected with the operating handle, and the threaded rod penetrates through the upper mold core and the lower mold core through the core hole. The utility model discloses make retooling time shorten greatly, improved production efficiency.

Description

Mold core device for producing plug-in electric smelting direct pipe fittings
Technical Field
The utility model relates to an electric smelting pipe fitting technical field especially relates to a mold core device for production of bayonet electric smelting direct pipe fitting.
Background
PE electric smelting pipe fitting is a kind of plastic pipe fittings used for hot melting connecting pipes. The structure of electric smelting pipe fitting mainly includes the body of plastics, lays the resistance wire of body inner wall and is used for the electrode of resistance wire circular telegram, and its welding principle makes the pipe fitting and treats the plastic material melting that the connecting pipe is just through resistance wire circular telegram heat production, treats to realize the tubular product butt fusion after connecting.
At present, electric hot melting connecting pipe fittings of pipes in the market are generally divided into two categories, one category is socket type electric hot melting pipe fittings, and the other category is electric hot melting belts. Because the electric hot melting belt can only be connected to the pipes of the same plastic material and the same pipe diameter, the pipes of different materials are not connected, and the pipes of different calibers can not be connected, so the use of the connection method is greatly limited, so that the electric hot melting belt is more practical at present and is a socket type electric hot melting pipe fitting, when in use, the electric hot melting belt is coated on the surface of the outer wall of the connected pipe end or is tightly attached to the surface of the inner wall of the connected pipe end, and the electric hot melting belt and the pipes are welded together to form the connection of the pipeline after being heated by electricity. The mold core device is needed to be used when manufacturing the socket type electric melting pipe fittings, the mold core used at present is not convenient to disassemble, and the efficiency of producing the electric melting pipe fittings is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide a mold core device for production of bayonet electric smelting direct pipe fitting, be convenient for installation and dismantlement have improved the efficiency of production electric smelting pipe fitting.
The purpose of the utility model is realized like this:
a mold core device for producing an insert type electric smelting direct pipe fitting comprises an upper mold core, a lower mold core and a connecting device, wherein the upper mold core and the lower mold core are detachably connected through the connecting device; the upper mold core and the lower mold core respectively comprise a winding area and a fixing area, the diameter of the winding area is smaller than that of the fixing area, an electrode hole is formed in the outer wall of one end, close to the fixing area, of the winding area, a groove is formed in the bottom of the winding area of the upper mold core, a convex disc is arranged at the bottom of the winding area of the lower mold core, and the convex disc is matched with the groove; the centers of the groove and the convex disc are both provided with a core hole which penetrates through the groove and the convex disc; the connecting device comprises a threaded rod and an operating handle, one end of the threaded rod is connected with the operating handle, and the threaded rod is sleeved with a plurality of bolts; the threaded rod penetrates through the upper mold core and the lower mold core through the core hole.
A mould core device for producing an insert type electric smelting direct pipe fitting is characterized in that a groove is in a circular shape and comprises a notch.
A mold core device for producing an insert type electric smelting direct pipe fitting is characterized in that a plurality of gaps are arranged on the wall edge of a groove.
A mould core device for producing an insert type electric smelting direct pipe fitting is characterized in that an arc-shaped groove is formed in a fixing area.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an go up mold core and lower mold core and connecting device, connecting device includes the mode locking threaded rod, goes up the mold core and realizes detachable the being connected through mode locking threaded rod and lower mold core, goes up mold core and lower mold core branch and is equipped with wire winding district and fixed area, and the staff of being convenient for discerns and carries out wire winding work, all is equipped with on last mold core and the lower mold core and takes out core hole and arc wall, and the drawing of patterns process of being convenient for makes the retooling time shorten greatly, has improved production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the split state of the present invention.
Fig. 3 is a bottom view of the upper mold core of the present invention.
Fig. 4 is a bottom view of the lower mold core of the present invention.
Wherein:
the device comprises an upper mold core 1, a lower mold core 2, a winding area 3, a fixing area 4, a core hole 5, an electrode hole 6, a groove 7, a core pulling hole 8, a convex disc 9, an arc-shaped groove 10, a connecting device 11, a threaded rod 12, an operating handle 13 and a bolt 14.
Detailed Description
For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present invention, but only the embodiments of the present invention. It should be noted that the description of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.
Example 1:
referring to fig. 1-4, fig. 1 depicts a schematic structural view of a mold core device for production of an insert-type electrofusion direct pipe fitting. As shown in the figure, the device comprises an upper mold core 1, a lower mold core 2 and a connecting device 11, wherein the upper mold core 1 and the lower mold core 2 are detachably connected through the connecting device 11; the upper mold core 1 and the lower mold core 2 both comprise a winding area 3 and a fixing area 4, the diameter of the winding area 3 is smaller than that of the fixing area 4, an electrode hole 6 is formed in the outer wall of one end, close to the fixing area 4, of the winding area 3, a groove 7 is formed in the bottom of the winding area 3 of the upper mold core 1 and is in a circular shape with a notch, a plurality of notches are formed in the wall edge of the groove 7, a convex disc 9 is arranged at the bottom of the winding area 3 of the lower mold core 2, and the convex disc 9 is matched with the groove 7; the centers of the groove 7 and the convex disc 9 are both provided with a core hole 5 which penetrates through the groove;
the fixed area 4 is provided with at least one core-pulling hole 8, and the fixed area 4 is provided with an arc-shaped groove 10, so that demoulding is facilitated.
Connecting device 11 includes threaded rod 12 and operating handle 13, the one end of threaded rod 12 is connected with operating handle 13, the cover is equipped with a plurality of bolt 14 on the threaded rod 12.
The threaded rod 12 penetrates through the upper mold core 1 and the lower mold core 2 through the core hole 5 and is tightly connected through a bolt 14.
The working principle is as follows:
when the device is used, the winding areas 3 of the upper mold core 1 and the lower mold core 2 are butted, the convex disc 9 is clamped with the groove 7, the threaded rod 12 is inserted into the upper mold core 1 and passes through the core hole 5 to enter the lower mold core 2, and the operating handle 13 is rotated to enable the threaded rod 12 to be fastened by the bolt 14, so that the upper mold core 1 and the lower mold core 2 are fixed; when the bolt is disassembled, the operating handle 13 is rotated reversely, and the bolt 14 is unscrewed.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (4)

1. The utility model provides a mold core device for production of bayonet electric smelting direct pipe fitting which characterized in that: the die comprises an upper die core (1), a lower die core (2) and a connecting device (11), wherein the upper die core (1) and the lower die core (2) are detachably connected through the connecting device (11); the upper mold core (1) and the lower mold core (2) both comprise a winding area (3) and a fixing area (4), the diameter of the winding area (3) is smaller than that of the fixing area (4), an electrode hole (6) is formed in the outer wall of one end, close to the fixing area (4), of the winding area (3), a groove (7) is formed in the bottom of the winding area (3) of the upper mold core (1), a convex disc (9) is arranged at the bottom of the winding area (3) of the lower mold core (2), and the convex disc (9) is matched with the groove (7); the centers of the groove (7) and the convex disc (9) are provided with a core hole (5) which penetrates through the groove; at least one core-pulling hole (8) is formed in the fixed area (4), the connecting device (11) comprises a threaded rod (12) and an operating handle (13), the operating handle (13) is connected to one end of the threaded rod (12), and a plurality of bolts (14) are sleeved on the threaded rod (12); the threaded rod (12) penetrates through the upper mold core (1) and the lower mold core (2) through the core hole (5).
2. A die core apparatus for use in the production of plug-in electrofusion direct pipe fittings as claimed in claim 1, wherein: the groove (7) is in a circular shape with a gap.
3. A die core apparatus for use in the production of plug-in electrofusion direct pipe fittings as claimed in claim 1, wherein: the wall edge of the groove (7) is provided with a plurality of gaps.
4. A die core apparatus for use in the production of plug-in electrofusion direct pipe fittings as claimed in claim 1, wherein: an arc-shaped groove (10) is arranged on the fixing area (4).
CN201921986152.8U 2019-11-18 2019-11-18 Mold core device for producing plug-in electric smelting direct pipe fittings Active CN211164868U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921986152.8U CN211164868U (en) 2019-11-18 2019-11-18 Mold core device for producing plug-in electric smelting direct pipe fittings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921986152.8U CN211164868U (en) 2019-11-18 2019-11-18 Mold core device for producing plug-in electric smelting direct pipe fittings

Publications (1)

Publication Number Publication Date
CN211164868U true CN211164868U (en) 2020-08-04

Family

ID=71799463

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921986152.8U Active CN211164868U (en) 2019-11-18 2019-11-18 Mold core device for producing plug-in electric smelting direct pipe fittings

Country Status (1)

Country Link
CN (1) CN211164868U (en)

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