CN216804356U

CN216804356U - Tear screw rod machine thread bush and tear mechanism off

Info

Publication number: CN216804356U
Application number: CN202123390638.5U
Authority: CN
Inventors: 凌伟诚
Original assignee: Jiangmen Prc Machinery Equipment Co ltd
Current assignee: Jiangmen Prc Machinery Equipment Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-24
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a screw rod dismounting machine thread bushing dismounting mechanism which comprises a connecting seat, a left die holder and a right die holder, wherein the connecting seat is provided with a groove with an upward opening corresponding to the left die holder and the right die holder, the left die holder and the right die holder can relatively move along the transverse direction of the connecting seat and are installed on the connecting seat, and fasteners for fixing aluminum dies are arranged on the left die holder and the right die holder. The utility model provides a tear screw rod machine thread bush and unload mechanism can directly hang from the top and put the screw rod and install, can effectively avoid the aluminium mould to shift or take off when dismantling the operation through the aluminium mould cramp joint carrying out the swivel nut, effectively avoids causing the damage to the screw rod.

Description

Tear screw rod machine thread bush and tear mechanism off

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a screw sleeve dismounting mechanism of a screw dismounting machine.

Background

The screw extruder is the equipment commonly used in the plastics processing procedure, and the screw rod on the current screw extruder, most are by the dabber and cup joint the thread bush on the dabber and constitute, and the thread bush can be installed and removed, change according to actual production needs, and it is a thing that wastes time and energy actually to dismantle the thread bush on the screw rod in process of production.

The threaded sleeve is required to be detached, the manual knocking mode is not easy, people generally adopt the manual knocking mode when detaching the threaded sleeve for a long time, the one-way knocking mode of one hammer often causes great impact on a threaded block, the threaded sleeve is often broken by knocking, various scrapping phenomena are caused, the maintenance cost is increased, meanwhile, the manual knocking mode requires workers to perform long-time high-intensity labor, the efficiency is low, and the threaded sleeve is very inconvenient.

At present, some mechanisms and equipment are developed to help the disassembly operation of the screw rod, the screw rod is required to be fixed by using a clamping mechanism in the disassembly process, the existing screw sleeve disassembly mechanisms are mostly annular in structure, a clamping jaw is arranged to be matched with an aluminum die to clamp and pull out the screw sleeve, the screw rod is required to pass through the aluminum die during the installation, the installation operation is inconvenient, the length of the screw rod is large, the screw rod is easy to collide due to deviation in the passing process, and the screw sleeve which is required to wrap the screw rod through the aluminum die in a tight fit and meshed mode is easy to shift and loosen during the operation during the clamping, so that the disassembly is influenced and inconvenient.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the screw sleeve dismounting mechanism of the screw rod dismounting machine is convenient for hanging and placing the screw rod in, and can avoid the displacement or loosening of an aluminum die when the screw sleeve is dismounted.

In order to solve the technical problem, the utility model provides a screw sleeve dismounting mechanism of a screw dismounting machine.

The screw sleeve dismounting mechanism comprises a connecting seat, a left die seat and a right die seat, wherein the connecting seat is provided with a groove with an upward opening corresponding to the left die seat and the right die seat, the left die seat and the right die seat can move along the transverse direction of the connecting seat relatively and are installed on the connecting seat, and fasteners for fixing aluminum dies are arranged on the left die seat and the right die seat.

As a preferred scheme of the utility model, the left die holder and the right die holder are slidably mounted on the front side of the connecting seat, and hydraulic cylinders for driving and connecting the left die holder and the right die holder are respectively arranged on two sides of the front side of the connecting seat.

As a preferred scheme of the utility model, a sliding groove is transversely arranged on the front side surface of the connecting seat, and the left die holder and the right die holder are both provided with sliding connection parts matched with the sliding groove.

As a preferable scheme of the utility model, the left die holder and the right die holder are respectively connected with third racks at the lower sides, and third gears rotatably mounted on the connecting seats are simultaneously meshed and connected between the third racks.

According to the preferable scheme, a gate is detachably arranged on a groove of the connecting seat, a hanging ring is arranged at the top end of the gate, alignment slots are formed in the inner walls of the two sides of the groove of the connecting seat, and inserting strips correspondingly inserted into the alignment slots are respectively arranged on the left side wall and the right side wall of the gate.

As a preferable scheme of the present invention, the fastener includes a caliper, and the left die holder and the right die holder are both provided with a clamping hole into which the caliper is inserted in a matching manner.

As a preferable aspect of the present invention, the fastener includes a baffle, and the baffle is located between the left die holder and the right die holder.

As a preferable scheme of the utility model, the bottom of the connecting seat is provided with a pulley.

Compared with the prior art, the screw sleeve dismounting mechanism of the screw dismounting machine has the beneficial effects that: the screw can be directly hung from the upper part to be installed, the aluminum die can be effectively prevented from shifting or loosening when the screw sleeve is detached through aluminum die clamping, and the screw is effectively prevented from being damaged.

Drawings

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

FIG. 2 is a schematic view of the embodiment of FIG. 1 from a lower perspective;

fig. 3 is a partially exploded view of the embodiment of fig. 1.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it is to be further understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the machine or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

Referring to fig. 1-3, a screw sleeve removing mechanism of a screw rod removing machine according to an embodiment of the present invention includes a connecting seat 21, a left mold seat 22 and a right mold seat 23, where the connecting seat 21 is provided with a groove with an upward opening corresponding to the left mold seat 22 and the right mold seat 23, the left mold seat 22 and the right mold seat 23 are capable of moving relatively along a transverse direction of the connecting seat 21 and are mounted on the connecting seat 21, the left mold seat 22 and the right mold seat 23 are provided with a fastener for fixing an aluminum mold, the left mold seat 22 and the right mold seat 23 are slidably or rotatably connected to be located on a front side, a rear side or an inner portion of the connecting seat 21, so that the connecting seat 21 stably supports the left mold seat 22 and the right mold seat 23 to move axially to achieve a removing operation, the groove of the connecting seat 21 and a clamping center or a supporting position of the left mold seat 22 and the right mold seat 23 are axially aligned, so that when a screw rod is subjected to a screw sleeve removing operation, the lifted screw can be lifted from top to bottom into the groove of the connecting seat 21 and between the left die holder 22 and the right die holder 23, then the left die holder 22 and the right die holder 23 move relatively and are clamped with the threaded sleeve on the screw through the mounted aluminum die and matched with the threads, the threaded sleeve is removed by the threaded sleeve removing mechanism and moves axially, so that the threaded sleeve is removed from the mandrel of the screw, wherein the fastening piece can be a bolt which simultaneously penetrates through the left die holder 22 and the right die holder 23, a bolt or other components of the aluminum die, so that the aluminum die is firmly fixed in the left die holder 22 and the right die holder 23 and cannot be displaced in the removing process, after the removing process is finished, the left die holder 22 and the right die holder 23 can be directly lifted and removed after being separated left and right, the mandrel does not need to be horizontally transferred along the axial direction, and the screw does not need to be horizontally transferred along the axial direction during the mounting, thereby avoiding the possibility of collision caused by the left and right shaking during the horizontal transfer with the left die holder 22 and the right die holder 23, and the direct up and down hanging operation is easier and more flexible than the transport operation through a closed loop structure or hole.

Referring to fig. 1-3, for example, the left die holder 22 and the right die holder 23 are slidably mounted on the front side of the connecting seat 21, two sides of the front side of the connecting seat 21 are respectively provided with a hydraulic cylinder 24 for driving and connecting the left die holder 22 and the right die holder 23, the connecting seat 21 moves forward to detach the threaded sleeve, the left die holder 22 and the right die holder 23 are naturally supported forward by the connecting seat 21, and the hydraulic cylinder 24 is mounted on the front side of the connecting seat 21 to drive the two die holders, so that the structure is efficient and simple.

Referring to fig. 1 and 2, illustratively, a sliding groove 211 is transversely formed on a front side surface of the connecting seat 21, the left die holder 22 and the right die holder 23 are each provided with a sliding connection portion matching the sliding groove 211, axial cross sections of the sliding connection portions and the sliding groove 211 are preferably of a corresponding T shape, and the left die holder 22 and the right die holder 23 slide in the sliding groove 211 along the transverse direction through the sliding connection portions, so that the left die holder 22 and the right die holder 23 are limited from shifting up and down.

Referring to fig. 2, exemplarily, the left die holder 22 and the right die holder 23 are respectively connected with third racks 25 at lower sides, and third gears 26 rotatably mounted on the connecting seats 21 are simultaneously engaged and connected between the third racks 25, so that the left die holder 22 and the right die holder 23 are synchronously linked through the third racks 25 and the third gears 26, and the accuracy of clamping and centering is ensured.

Referring to fig. 1 and 3, exemplarily, a gate 27 is detachably disposed on a groove of the connection seat 21, a lower end of the gate 27 is matched with the groove of the connection seat 21 to form a through hole passing through a screw, a hanging ring is disposed at a top end of the gate 27, alignment slots are disposed on inner walls of two sides of the groove of the connection seat 21, insertion strips correspondingly inserted into the alignment slots are disposed on left and right side walls of the gate 27, the gate 27 is mounted in the groove from the top when a threaded sleeve is detached, the screw is prevented from being separated from the groove in a fixed and limited manner, and the gate 27 is prevented from moving and dislocating back and forth.

Referring to fig. 3, exemplarily, the fastener includes slide caliper 292, left side die holder 22 with right side die holder 23 all is provided with the matching and inserts slide caliper 292's card hole 293, slide caliper 292 inserts card hole 293, with left side die holder 22 with aluminium mould joint in the right side die holder 23 to lock the position of aluminium mould, slide caliper 292 with the preferred upper right extension setting in card hole 293 realizes the axial screens, and the aluminium mould can set up the screens simultaneously correspondingly on the outer wall and slide caliper 292 matching joint, and perhaps the two sets of slide caliper 292 cards through the axial arrangement are supported the aluminium mould also.

Referring to fig. 3, the fastener illustratively includes a baffle 291, the baffle 291 is located between the left die holder 22 and the right die holder 23, and the baffle 291 blocks the aluminum die from rotating in the middle, so as to avoid rotational displacement when the threaded sleeve is removed.

Referring to fig. 2, the bottom of the connecting seat 21 is exemplarily provided with a pulley 28, and the threaded sleeve removing mechanism 2 can be more smoothly moved on a slide rail, a slide bar or other structures cooperatively through the pulley 28, so that the removal of the threaded sleeve is more stably performed.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a tear screw rod machine thread bush and unload mechanism which characterized in that: the aluminum die comprises a connecting seat, a left die seat and a right die seat, wherein the connecting seat is provided with a groove with an upward opening corresponding to the left die seat and the right die seat, the left die seat and the right die seat can move along the transverse direction of the connecting seat relatively and are arranged on the connecting seat, and fasteners for fixing aluminum dies are arranged on the left die seat and the right die seat.

2. The screw-stripping machine thread bush removing mechanism as claimed in claim 1, wherein: the left die holder and the right die holder are slidably mounted on the front side of the connecting seat, and hydraulic cylinders for driving and connecting the left die holder and the right die holder are respectively arranged on two sides of the front side of the connecting seat.

3. The screw-stripping machine thread bush removing mechanism as claimed in claim 2, characterized in that: the die comprises a connecting seat and is characterized in that a sliding groove is transversely formed in the front side face of the connecting seat, and the left die holder and the right die holder are both provided with sliding connection parts matched with the sliding groove.

4. The screw-stripping machine thread bush removing mechanism as claimed in claim 2, characterized in that: and third racks are respectively connected to the lower sides of the left die holder and the right die holder, and third gears rotatably mounted on the connecting seats are simultaneously meshed and connected between the third racks.

5. The screw-stripping machine thread bush removing mechanism as claimed in claim 1, wherein: detachably is provided with the gate on the recess of connecting seat, the top of gate is provided with rings, the both sides inner wall is provided with the counterpoint slot on the recess of connecting seat, be provided with respectively on the lateral wall about the gate and correspond the grafting the cutting of counterpoint slot.

6. The screw-stripping machine thread bush removing mechanism as claimed in any one of claims 1 to 5, wherein: the fastener includes slide caliper rule, the left side die holder with the right side die holder all is provided with the matching and inserts slide caliper rule's card hole.

7. The screw-stripping machine thread bush removing mechanism as claimed in any one of claims 1 to 5, wherein: the fastener includes the baffle, the baffle is located the left die holder with between the right die holder.

8. The screw-stripping machine thread bush removing mechanism as claimed in any one of claims 1 to 5, wherein: and pulleys are arranged at the bottom of the connecting seat.