CN209937538U

CN209937538U - Device for fixing tooth socket on threaded core

Info

Publication number: CN209937538U
Application number: CN201920637192.5U
Authority: CN
Inventors: 钱国锋
Original assignee: Suzhou Qinglang Industrial Technology Co Ltd
Current assignee: Suzhou Qinglang Industrial Technology Co Ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-01-14
Anticipated expiration: 2029-05-07

Abstract

The utility model discloses a solve facing fixing device on screw thread core, including the screw thread shaping piece, screw thread shaping piece lower extreme is equipped with the round platform piece, round platform piece lower extreme is equipped with the first connecting block of taking the through-hole, first connecting block lower extreme is equipped with rotatory piece, rotatory piece intermediate position is equipped with the gear train, rotatory piece lower extreme is equipped with the second connecting block, second connecting block and cooling block fixed connection, two meshing of cooling block and mounting, be equipped with the cooling chamber in the cooling block, the cooling intracavity is equipped with the cooling driving piece, the cooling intracavity is equipped with the coolant liquid, the cooling chamber passes through connector and cooling pipe intercommunication. The cooling block with the dense small teeth arranged at the bottom end of the threaded core is connected with the fixing piece with the dense small teeth, and the fixing piece is fixedly connected with the die equipment, so that the threaded core can be connected with the die equipment when rotating to any position, has a large contact area, is not easy to slip and rotate, and ensures the accuracy of the threaded core when being taken out in a rotating mode.

Description

Device for fixing tooth socket on threaded core

Technical Field

The utility model relates to a mould accessory technical field especially relates to a solve facing fixing device on screw thread core.

Background

The injection mold is adopted to produce plastic products, such as products with internal threads or external threads, and the products are generally finished by adopting a hydraulic motor to drive a gear to transmit when the threads are removed and then driving a thread core to rotate and draw out by the gear. When traditional screw core is being fixed, generally adopt to be equipped with the fixed orifices on the mould equipment, at screw core bottom threaded rod, be connected through the fixed orifices on threaded rod and the equipment, connect like this and easily skid, when the screw core rotation was taken out, the precision was relatively poor. The thread core is affected by thermal raw materials after long-time production and expands after being heated, and when the thread core is rotationally drawn out, formed threads can be damaged, so that the quality of products is reduced. In view of the above problems, there is a need to provide a device for fixing a thread sleeve on a threaded core.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the fixed orifices that the screw thread core passes through on threaded rod and the equipment among the conventional art and being connected, connect easy slipping, when the screw thread core is rotatory to be taken out, the relatively poor problem of precision and screw thread core receive the influence of hot raw materials, and the back inflation of being heated, when the screw thread core is rotatory to be taken out, can damage the shaping screw thread for the problem that product quality descends, and the tooth socket fixing device on the solution screw thread core that proposes.

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

a tooth socket fixing device for solving the problem on a threaded core comprises a thread forming block, wherein the lower end of the thread forming block is fixedly connected with a circular table block, the lower end of the circular truncated cone block is provided with a first connecting block, the first connecting block is provided with a through hole, the lower end of the first connecting block is fixedly connected with a rotating block, a gear set is arranged in the middle of the rotating block, the lower end of the rotating block is fixedly connected with a second connecting block, the second connecting block is fixedly connected with the cooling block, the cooling block is meshed with the two fixing pieces, a cooling cavity is arranged in the cooling block, a cooling driving piece is arranged in the cooling cavity, cooling liquid is arranged in the cooling cavity, a connecting port is arranged at the upper end of the cooling cavity, the connector is communicated with a cooling pipeline, and the cooling pipeline penetrates through the inner walls of the circular table block, the first connecting block, the rotating block and the second connecting block and extends to the side wall of the thread forming block.

Preferably, the surface of the thread forming block is provided with forming threads, and inner cavities are formed in the thread forming block, the circular table block and the first connecting block.

Preferably, the gear set consists of a first gear and a second gear, the first gear and the second gear being identical in shape.

Preferably, the cooling driving member is composed of a sliding plug, a throttling hole and a plug rod, and the sliding plug is connected with the cooling block in a sliding mode inside the cooling cavity.

Preferably, a plurality of throttling holes are formed in the sliding plug, the sliding plug is fixedly connected with one end of the plug rod, and the other end of the plug rod penetrates through the lower wall of the cooling block and is connected with the output end of the hydraulic power source.

Preferably, the fixing piece comprises a fixing block, a connecting rod, a connecting hole, a T-shaped groove and a semicircular groove, and the fixing block is provided with a plurality of T-shaped grooves.

Preferably, the T-shaped groove is internally provided with a connecting rod, the connecting rod is a T-shaped rod, and the top end of the connecting rod extends to the outside of the fixing block.

Preferably, the fixing block is provided with a connecting hole, one side of the fixing block is provided with a semicircular groove, and the surface of the semicircular groove is provided with a serration.

Compared with the prior art, the utility model discloses possess following advantage:

1. the cooling block with the dense small teeth is arranged at the bottom end of the threaded core and connected with the fixing piece with the dense small teeth, and the fixing piece is fixedly connected with the die equipment, so that the threaded core can be fixedly connected with the die equipment when rotating to any position, the contact area is large, the threaded core is not easy to slip and rotate, the accuracy of the threaded core when being taken out in a rotating mode is guaranteed, and the problems that the threaded core is connected with a fixing hole in the equipment through a threaded rod in the traditional technology, the connection is easy to slip, and the accuracy is poor when the threaded core is taken out in a rotating mode are solved effectively.

2. Before the screw core is taken out in the rotation, slide in the cooling chamber through the gag lever post in the cooling block, the coolant liquid flows on the orifice, make the coolant liquid in the cooling chamber flow in cooling chamber and cooling pipe, cool off the screw forming block, make screw forming block cooling back volume reduce, be convenient for take out, reduce the product spoilage, keep product high quality, the effectual screw core that has solved among the conventional art receives the influence of hot material, expand after being heated, when the screw core is taken out in the rotation, can damage the shaping screw, make the problem of product quality decline.

Drawings

FIG. 1 is a front view of a device for fixing a thread sleeve on a threaded core according to the present invention;

FIG. 2 is a schematic structural view of a device for fixing a thread sleeve on a threaded core according to the present invention;

FIG. 3 is a top view of a fixture for solving the problem of the thread sleeve fixture device on the threaded core according to the present invention;

fig. 4 is a sectional view of a fixing member for solving the problem of the thread sleeve fixing device on the thread core according to the present invention.

In the figure: the cooling device comprises a thread forming block 1, a circular platform block 2, a first connecting block 3, a through hole 4, a rotating block 5, a gear set 6, a first gear 61, a second gear 62, a second connecting block 7, a fixing part 8, a fixing block 81, a connecting rod 82, a connecting hole 83, a T-shaped groove 84, a semicircular groove 85, a cooling block 9, a cooling cavity 10, a sliding plug 11, a throttling hole 12, a plug rod 13, cooling liquid 14, a connecting port 15, a cooling pipeline 16 and an inner cavity 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, a device for fixing a thread sleeve on a threaded core comprises a threaded forming block 1, wherein the lower end of the threaded forming block 1 is fixedly connected with a circular table block 2, the diameter of the upper side of the circular table block 2 is smaller than that of the lower side, the lower end of the circular table block 2 is provided with a first connecting block 3, the first connecting block 3 is provided with a through hole 4, the through hole 4 prevents the threaded core from cracking due to thermal expansion, the lower end of the first connecting block 3 is fixedly connected with a rotating block 5, the middle position of the rotating block 5 is provided with a gear set 6, the gear 6 is externally connected with a driving gear to enable the whole threaded core to rotate, the lower end of the rotating block 5 is fixedly connected with a second connecting block 7, the lower end of the second connecting block 7 is provided with a bulge, the second connecting block 7 bulge extends into a cooling block 9 and is fixedly connected with the inside, a cooling driving part is arranged in the cooling cavity 10, cooling liquid 14 is arranged in the cooling cavity 10, the cooling liquid 14 is water, a connecting port 15 is arranged at the upper end of the cooling cavity 10, the connecting port 15 is communicated with a cooling pipeline 16, and the cooling pipeline 16 penetrates through the inner walls of the circular platform block 2, the first connecting block 3, the rotating block 5 and the second connecting block 7 to extend to the side wall of the thread forming block 1;

referring to fig. 2, forming threads are arranged on the surface of the thread forming block 1, an inner cavity 17 is arranged inside the thread forming block 1, the circular truncated cone block 2 and the first connecting block 3, and the inner cavity 17 is used for forming a product;

referring to fig. 2, the gear set 6 is composed of a first gear 61 and a second gear 62, the first gear 61 and the second gear 62 are identical in shape, and two gears are provided to increase the stability of the screw core during rotation;

referring to fig. 2, the driving member is composed of a sliding plug 11, an orifice 12 and a plug rod 13, wherein the sliding plug 11 is connected with the cooling block 9 in a sliding manner inside the cooling cavity 10;

referring to fig. 2, a plurality of throttle holes 12 are arranged on a sliding plug 11, the sliding plug 11 is fixedly connected with one end of a plug rod 13, and the other end of the plug rod 13 penetrates through the lower wall of a cooling block 9 and is connected with the output end of a hydraulic power source;

referring to fig. 3 and 4, the fixing member 8 is composed of a fixing block 81, a connecting rod 82, a connecting hole 83, a T-shaped groove 84 and a semicircular groove 85, and the fixing block 81 is provided with two T-shaped grooves 84;

referring to fig. 3 and 4, a connecting rod 82 is arranged in the T-shaped groove 84, the connecting rod 82 is a T-shaped rod, and the top end of the connecting rod 82 extends to the outside of the fixing block 81;

referring to fig. 3 and 4, the fixing block 81 is provided with a connecting hole 83, one side of the fixing block 81 is provided with a semicircular groove 85, the semicircular groove 85 has the same outline shape as the cooling block 9, the surface of the semicircular groove 85 is provided with serrations, and the fixing block 81 is engaged with the serrations on the surface of the cooling block 9 through the serrations on the surface of the semicircular groove 85.

Now, the operation principle of the present invention is described as follows:

the utility model discloses during the use, be connected with mould equipment through connecting rod 82 and connecting hole 83 on the fixed block 81, fixed block 81 is connected with the intensive little tooth meshing of cooling block 9 surface through the half slot 85 that is equipped with intensive little tooth, thereby be connected the screw thread core with mould equipment, before the screw thread core is rotatory to be taken out, under the drive of external hydraulic power source output, make cock stem 13 remove in cooling chamber 10, and cock stem 13 and sliding plug 11 fixed connection, sliding plug 11 removes in cooling chamber 10, coolant liquid 14 flows on orifice 12, and then make coolant liquid 14 in cooling chamber 10 flow in cooling chamber 10 and cooling pipe 16, cool off screw thread shaping piece 1, make volume reduce after the cooling of screw thread shaping piece 1, then carry out the screw thread core rotation and take out.

In the present invention, unless otherwise expressly stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood in a broad sense, e.g. as welded connections, as bolted connections, or as integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a solve facing fixing device on screw thread core, includes screw thread shaping piece (1), its characterized in that, screw thread shaping piece (1) lower extreme fixedly connected with round platform piece (2), round platform piece (2) lower extreme is equipped with first connecting block (3), be equipped with through-hole (4) on first connecting block (3), first connecting block (3) lower extreme fixedly connected with rotatory piece (5), rotatory piece (5) intermediate position is equipped with gear train (6), rotatory piece (5) lower extreme and second connecting block (7) fixed connection, second connecting block (7) and cooling block (9) fixed connection, cooling block (9) and two mounting (8) meshing, cooling chamber (10) are equipped with to cooling block (9) inside, be equipped with the cooling driving piece in cooling chamber (10), be equipped with coolant liquid (14) in cooling chamber (10), the cooling cavity (10) upper end is equipped with connector (15), connector (15) and cooling tube (16) intercommunication, cooling tube (16) run through round platform piece (2), first connecting block (3), rotatory piece (5), second connecting block (7) inner wall extend to screw thread shaping piece (1) lateral wall.

2. The device for fixing the thread sleeve on the threaded core is characterized in that the surface of the thread forming block (1) is provided with forming threads, and the thread forming block (1), the circular truncated cone block (2) and the first connecting block (3) are internally provided with inner cavities (17).

3. A device for fixing the jaws on threaded cores according to claim 1, characterized in that said set of gears (6) consists of a first gear (61) and a second gear (62), said first gear (61) and second gear (62) being of the same shape.

4. A device for fixing a thread sleeve on a threaded core according to claim 1, characterized in that the cooling drive consists of a sliding plug (11), a throttle bore (12) and a plug rod (13), the sliding plug (11) being connected slidingly to the cooling block (9) inside the cooling chamber (10).

5. The device for fixing the thread bushing on the threaded core is characterized in that a plurality of throttling holes (12) are formed in the sliding plug (11), the sliding plug (11) is fixedly connected with one end of a plug rod (13), and the other end of the plug rod (13) penetrates through the lower wall of the cooling block (9) and is connected with an output end of a hydraulic power source.

6. The device for fixing the thread bushing on the threaded core according to claim 1, wherein the fixing member (8) is composed of a fixing block (81), a connecting rod (82), a connecting hole (83), a T-shaped groove (84) and a semicircular groove (85), and the fixing block (81) is provided with a plurality of T-shaped grooves (84).

7. The device for fixing the thread bushing on the threaded core according to claim 6, wherein a connecting rod (82) is arranged in the T-shaped groove (84), the connecting rod (82) is a T-shaped rod, and the top end of the connecting rod (82) extends out of the fixing block (81).

8. The device for fixing the thread sleeve on the threaded core according to claim 7, wherein the fixing block (81) is provided with a connecting hole (83), one side of the fixing block (81) is provided with a semicircular groove (85), and the surface of the semicircular groove (85) is provided with serrations.