CN216100107U

CN216100107U - Locking device of extruder

Info

Publication number: CN216100107U
Application number: CN202121724877.7U
Authority: CN
Inventors: 杨龙江; 毛红杰
Original assignee: Dongguan Runhao Electronic Technology Co ltd
Current assignee: Dongguan Runhao Electronic Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-03-22
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses an extruder locking device, which comprises an extruder body, and an extruder die, a machine head clamp, a screw barrel flange and a machine head flange which are arranged on the extruder body, wherein the machine head clamp comprises a first clamp arm, a second clamp arm, a connecting block, a screw rod and a nut which are used for locking the two clamp arms; it can firmly be in the same place screw section of thick bamboo flange and aircraft nose flange are fixed, prevent to slide to it can heat screw section of thick bamboo flange and aircraft nose flange, promotes product quality.

Description

Locking device of extruder

Technical Field

The utility model relates to the technical field of extruder machines, in particular to a locking device of an extruder machine.

Background

The extruder is a necessary device in the production process of the electric wire and the electric cable, and relevant raw materials are extruded to pass through an outer film provided with outer film holes so as to be covered on the metal wire to form an insulating layer. Escort the machine including giving as security out the quick-witted body and setting up and giving as security out mould, aircraft nose clamp, spiral shell flange and aircraft nose flange on giving as security out the quick-witted body, the aircraft nose clamp includes first arm lock, second arm lock, connecting block, is used for locking the screw rod and the nut of two arm locks, two flanges pass through aircraft nose clamp locking connection, press from both sides two flanges of groove main mode locking through face contact, two flanges skid easily when pressing from both sides tightly to it requires the machining precision higher to press from both sides the groove, otherwise leads to two flange seals not tight easily. Still can all be equipped with heating device on the runner of moulding plastics and the extrusion die in the spiral shell section of thick bamboo usually, but do not have heating device in spiral shell section of thick bamboo flange and aircraft nose flange department, lead to the melten gel temperature uneven to lead to pushing out the effect unstability, and then influence product quality.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to the disadvantages of the prior art, and the main object of the present invention is to provide a locking device for an extruder, which can firmly fix a screw barrel flange and a machine head flange together to prevent sliding, and can heat the screw barrel flange and the machine head flange to improve product quality.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a locking device of an extruder comprises an extruder body, an extrusion die, a head clamp, a barrel flange and a head flange, wherein the extrusion die, the head clamp, the barrel flange and the head flange are arranged on the extruder body, the barrel flange is arranged at one end, opposite to the extrusion die, of a barrel discharge port of the barrel, the head flange is arranged at one end, opposite to the barrel, of the extrusion die, the head clamp comprises a first clamping arm, a second clamping arm, a connecting block, a screw rod and a nut, the screw rod and the nut are used for locking the two clamping arms, the two clamping arms are rotatably connected through the connecting block, a first groove and a second groove corresponding to the screw rod are formed in the upper ends of the first clamping arm and the second clamping arm, one end of the screw rod is embedded in the first groove and is rotatably connected with the first clamping arm through a rotating shaft, the other end of the screw rod is provided with a thread section matched with the nut, when the barrel flange and the head flange are locked by the head clamp, the thread section of the nut is embedded in the second groove, and extend the second recess outward along the axial of screw rod, the nut spiral shell closes on the screw thread section of screw rod, two the arm lock inboard all has the clamp groove with spiral shell flange and aircraft nose flange adaptation, the cross section of clamp groove is the down trapezoidal, have a plurality of hemisphere convex parts on the two inside walls that the clamp groove is pressed contact with spiral shell flange and aircraft nose flange, and the convex part is in the fish scale form distribution on the inside wall, be equipped with first heating mechanism on the demolding, all be equipped with the second heating mechanism that is used for heating spiral shell flange and aircraft nose flange on the arm lock.

As a preferred scheme, the first groove and the second groove are respectively arranged at the upper ends of the first clamping arm and the second clamping arm, and the connecting block is arranged at the lower ends of the first clamping arm and the second clamping arm.

Preferably, the second heating mechanism includes a second placing groove disposed on the clamping arm, a heating rod installed in the second placing groove, and a second installing cover for fixing the heating rod, the second heating mechanism is disposed on a side surface of the clamping arm, the first heating mechanism includes a first placing groove disposed on the clamping arm, a heating rod installed in the first placing groove, and a first installing cover for fixing the heating rod, and the first heating mechanism is disposed at an upper end of the extrusion die.

Preferably, a third heating mechanism is arranged in the middle of the screw.

As a preferable scheme, a fourth heating mechanism is arranged on the connecting block.

Preferably, the extrusion die and the handpiece clamp are externally provided with protective covers.

Compared with the prior art, the clamping device has the obvious advantages and beneficial effects, and particularly, according to the technical scheme, the clamping device is mainly characterized in that a plurality of hemispherical convex parts are arranged on two inner side walls of the clamping groove, which are in abutting contact with the screw cylinder flange and the machine head flange, the convex parts are distributed on the inner side walls in a fish scale shape, and the clamping arms are respectively provided with a second heating mechanism for heating the screw cylinder flange and the machine head flange, so that the screw cylinder flange and the machine head flange can be firmly fixed together to prevent sliding, and the screw cylinder flange and the machine head flange can be heated, and the product quality is improved.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

figure 2 is a cross-sectional schematic view of a clamp arm according to an embodiment of the present invention.

The attached drawings indicate the following:

10. pressing out the die; 11. a first heating mechanism; 20. a handpiece clamp; 21. a first clamp arm; 211. a first groove; 22. a second clamp arm; 221. a second groove; 23. connecting blocks; 24. a screw; 25. a nut; 26. a rotating shaft; 27. a clamping groove; 271. an inner sidewall; 272. a convex portion; 28. a second heating mechanism; 281. a second placing groove; 282. a heating rod; 283. a second mounting cover; 29. a threaded segment; 30. a barrel flange; 40. a machine head flange.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

Referring to fig. 1 to 2, which show a specific structure of an embodiment of the present invention, an extruder locking device includes an extruder body, an extrusion die 10, a head clamp 20, a barrel flange 30 and a head flange 40, which are disposed on the extruder body, the barrel flange 30 is disposed at an end of a barrel discharge port opposite to the extrusion die 10, the head flange 40 is disposed at an end of the extrusion die 10 opposite to the barrel, the head clamp 20 includes a first clamping arm 21, a second clamping arm 22, a connecting block 23, a screw 24 and a nut 25 for locking the two clamping arms, the two clamping arms are rotatably connected through the connecting block 23, upper ends of the first clamping arm 21 and the second clamping arm 22 have a first groove 211 and a second groove 221 corresponding to the screw 24, one end of the screw 24 is embedded in the first groove 211 and is rotatably connected to the first clamping arm 21 through a rotating shaft 26, the other end of the screw rod 24 is provided with a threaded section 29 matched with the nut 25, when the head clamp 20 locks the screw cylinder flange 30 and the head flange 40, the threaded section 29 of the nut 25 is embedded and installed in the second groove 221, and a second groove 221 extends outwards along the axial direction of the screw 24, the nut 25 is screwed on the threaded section 29 of the screw 24, the inner sides of the two clamping arms are provided with clamping grooves 27 matched with the screw barrel flange 30 and the machine head flange 40, the cross section of the clamping groove 27 is inverted trapezoid, a plurality of hemispherical convex parts 272 are arranged on two inner side walls 271 of the clamping groove 27, which are in abutting contact with the screw barrel flange 30 and the machine head flange 40, and the convex portions 272 are distributed on the inner side wall 271 in a fish scale shape, the first heating mechanism 11 is arranged on the extrusion die 10, and the clamping arms are provided with second heating mechanisms 28 for heating the screw cylinder flange 30 and the machine head flange 40.

In this embodiment, the first groove 211 and the second groove 221 are respectively disposed at the upper ends of the first clamping arm 21 and the second clamping arm 22, and the connecting block 23 is disposed at the lower ends of the first clamping arm 21 and the second clamping arm 22.

The second heating mechanism 28 includes a second placing groove 281 disposed on the clamping arm, a heating rod 282 installed in the second placing groove 281, and a second installation cover 283 for fixing the heating rod 282, the second heating mechanism 28 is disposed on the side surface of the clamping arm, the first heating mechanism 11 includes a first placing groove disposed on the clamping arm, the heating rod 282 installed in the first placing groove, and a first installation cover for fixing the heating rod 282, and the first heating mechanism 11 is disposed at the upper end of the extrusion die 10.

The middle part of the screw rod 24 is provided with a third heating mechanism, and the connecting block 23 is provided with a fourth heating mechanism. And protective covers are arranged outside the extrusion die 10 and the machine head clamp 20 and can prevent workers from being scalded accidentally.

In summary, the utility model mainly arranges a plurality of hemispherical convex parts on two inner side walls of the clamping groove, which are in abutting contact with the screw cylinder flange and the machine head flange, wherein the convex parts are distributed on the inner side walls in a fish scale shape, and the clamping arms are respectively provided with a second heating mechanism for heating the screw cylinder flange and the machine head flange, so that the screw cylinder flange and the machine head flange can be firmly fixed together to prevent sliding, and the screw cylinder flange and the machine head flange can be heated, thereby improving the product quality.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The utility model provides an extruder locking device, is including extruding the quick-witted body and setting up the extrusion die, aircraft nose clamp, spiral shell flange and aircraft nose flange on extruding the quick-witted body, its characterized in that: the screw cylinder flange is arranged at one end of the screw cylinder discharge port opposite to the extrusion die, the machine head flange is arranged at one end of the extrusion die opposite to the screw cylinder, the machine head clamp comprises a first clamping arm, a second clamping arm, a connecting block, a screw rod and a nut, the screw rod and the nut are used for locking the two clamping arms, the two clamping arms are rotatably connected through the connecting block, a first groove and a second groove corresponding to the screw rod are formed in the upper ends of the first clamping arm and the second clamping arm, one end of the screw rod is embedded in the first groove and is rotatably connected with the first clamping arm through a rotating shaft, the other end of the screw rod is provided with a threaded section matched with the nut, when the screw cylinder flange and the machine head flange are locked by the machine head clamp, the threaded section of the nut is embedded in the second groove and extends outwards along the axial direction of the screw rod, the nut is screwed on the threaded section of the screw rod, and clamping grooves matched with the screw cylinder flange and the machine head flange are formed in the inner sides of the two clamping arms, the cross section of the clamping groove is inverted trapezoid, a plurality of hemispherical convex parts are arranged on two inner side walls of the clamping groove, which are in abutting contact with the screw cylinder flange and the machine head flange, the convex parts are distributed in a fish scale shape on the inner side walls, a first heating mechanism is arranged on the extrusion die, and second heating mechanisms used for heating the screw cylinder flange and the machine head flange are arranged on the clamping arms.

2. The extruder locking apparatus of claim 1, wherein: the first groove and the second groove are respectively arranged at the upper ends of the first clamping arm and the second clamping arm, and the connecting block is arranged at the lower ends of the first clamping arm and the second clamping arm.

3. The extruder locking apparatus of claim 1, wherein: the second heating mechanism is arranged on the clamping arm and comprises a second placing groove, a heating rod and a second mounting cover, wherein the second placing groove is formed in the clamping arm, the heating rod is mounted in the second placing groove, the second mounting cover is used for fixing the heating rod, the second heating mechanism is arranged on the side face of the clamping arm, the first heating mechanism comprises a first placing groove formed in the clamping arm, the heating rod is mounted in the first placing groove, and the first mounting cover is used for fixing the heating rod, and the first heating mechanism is arranged at the upper end of the extrusion die.

4. The extruder locking apparatus of claim 1, wherein: and a third heating mechanism is arranged in the middle of the screw rod.

5. The extruder locking apparatus of claim 1, wherein: and a fourth heating mechanism is arranged on the connecting block.

6. The extruder locking apparatus of claim 1, wherein: and protective covers are arranged outside the extrusion die and the machine head clamp.