CN219611213U - Threading mechanism - Google Patents

Abstract

The utility model discloses a threading mechanism which comprises a support plate and a pair of heightening blocks, wherein the support plate is connected with the heightening blocks in a sliding mode, the support plate is fixedly provided with threading blocks, one side of each heightening block is provided with a cutting assembly, each threading block comprises a threading pipeline, and a conical threading head is arranged in each threading pipeline; according to the threading reaming and cutting integrated type threading head, the conical threading head is arranged in the threading pipeline, so that the threading belt can attach to the wall of the threading pipeline to obtain a certain supporting force when in threading reaming, deviation of the feeding direction cannot easily occur in the threading reaming process, and the threading belt is deformed and piled up in a certain angle direction; and the cutting assembly is arranged at the pipeline opening of the sleeve pipeline, so that the sleeve after reaming can be cut in time.

Description

Threading mechanism

Technical Field

The utility model relates to the technical field related to casing manufacturing equipment, in particular to a threading mechanism.

Background

In some rubber industries or hardware, the sleeve is manufactured by reaming and shaping a flat wire band into a circular sleeve, and the cross section of the wire band is of a flat annular structure.

The existing sleeve threading device has the application number of 202110671998.8; comprises a wire feeding module and a sleeve feeding module; the wire feeding module comprises a double-motor wire feeding mechanism and comprises two pairs of wire feeding wheels, two driving motors and a finger clamping cylinder; two pairs of wire feeding wheels are respectively positioned on two finger clamps of the finger clamp cylinder, and when the finger clamp cylinder is opened, the wheel surfaces of the two pairs of wire feeding wheels are separated to form a threading channel; when the finger clamp cylinder is closed, the wheel surfaces of the two pairs of wire feeding wheels are attached, and the wire feeding is driven by rotation; the casing feeding module comprises a casing clamping jig and a reaming mechanism; the sleeve clamp jig comprises a pair of pressing blocks and a sleeve clamp, wherein the pressing blocks are closed to generate pressure on the sleeve clamp, so that the sleeve in the sleeve clamp is tightly held; the reaming mechanism comprises a reaming top needle seat which is driven to do linear reciprocating motion towards the casing clamp jig; one side of the reaming ejector pin seat is convexly provided with a conical ejector pin, and when the reaming ejector pin seat is displaced to be tightly attached to the sleeve clamp jig, the conical ejector pin stretches into the sleeve clamp to ream the end part of the sleeve.

The conical thimble of the device is arranged at one side of the sleeve clamp, the conical thimble is arranged at a sleeve opening outside the sleeve, when the device is used for the sleeve, because a certain deformation capacity exists in the wire belt, when the wire belt is sleeved on the conical thimble, the wire belt is likely to be deformed to be bent and accumulated at the sleeve opening; and the sleeve needs to be cut according to the length of the practical use, and the equipment can not cut in time after reaming, and if the sleeve is not cut in time, the sleeve is possibly cut in an inaccurate way after the subsequent recovery deformation.

Disclosure of Invention

The utility model aims to provide a threading mechanism which overcomes the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a threading mechanism, includes extension board and a pair of bed hedgehopping piece, the extension board is connected with bed hedgehopping piece slidingtype, the fixed threading piece that is provided with of extension board, the subassembly of tailorring has been installed to one side of bed hedgehopping piece, the threading piece includes the threading pipeline, be provided with the toper thread head in the threading pipeline.

The support plate is further provided with a motor and a feeding main shaft, the feeding main shaft penetrates through the support plate, the feeding main shaft is rotatably connected with the support plate through a bearing, one end of the feeding main shaft is in transmission connection with the motor, a gear is fixed at the other end of the feeding main shaft, a group of marking wheels and a group of auxiliary wheels are hinged to the support plate, and the marking wheels are in transmission connection with the feeding main shaft through the gear.

Further stated, the support plate is also fixedly provided with a sliding block, a pair of guide rods are inserted into the sliding block, the guide rods are connected with the sliding block in a sliding mode, two ends of the guide rods are fixedly connected with the heightening blocks respectively, the side walls of the heightening blocks are fixedly provided with air cylinders, and the output ends of the air cylinders penetrate through one of the heightening blocks and are fixedly connected with the sliding block.

Further elaboration, tailor the subassembly includes spacing guide block, spacing guide block slides and is equipped with the cutter fixed block, and the fixed cutter that is provided with of cutter fixed block, the one end lateral wall that spacing guide block is close to its bottom is fixed to be provided with the lift cylinder, the output and the bottom fixed connection of cutter fixed block of lift cylinder.

Further stated, a sliding groove is formed in the limiting guide block, and the cutter fixing block is in limiting sliding connection with the limiting guide block through the sliding groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the threading reaming and cutting integrated type threading head, the conical threading head is arranged in the threading pipeline, so that the threading belt can attach to the wall of the threading pipeline to obtain a certain supporting force when in threading reaming, deviation of the feeding direction cannot easily occur in the threading reaming process, and the threading belt is deformed and piled up in a certain angle direction; and the cutting assembly is arranged at the pipeline opening of the sleeve pipeline, so that the sleeve after reaming can be cut in time.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

fig. 3 is a front view of the present utility model.

The drawings are marked with the following description:

the automatic feeding device comprises a 1-cylinder, a 2-limiting guide block, a 3-cutter fixing block, a 4-motor, a 5-feeding main shaft, a 6-marking wheel, a 7-auxiliary wheel, an 8-conical threading head, a 9-threading pipeline, a 10-threading block, a 11-elevating block, a 12-vertical plate, a 13-lifting cylinder, a 14-cutter and a 15-sliding block.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of one element is referred to as being "plural," it may be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The present utility model will be described in detail with reference to the following embodiments shown in the drawings:

as shown in fig. 1-2, in this embodiment, a threading mechanism is provided, which includes a support plate and a pair of elevating blocks 11, wherein the support plate is fixedly provided with a threading block 10, one side of the elevating block 11 is provided with a cutting assembly, the threading block 10 includes a threading pipeline 9, and a conical threading head 8 for threading and reaming a string is arranged in the threading pipeline 9; in order to control the cutting length of the threading reaming sleeve, the support plate is connected with the elevating block 11 in a sliding mode, and the distance between the outlet of the threading pipeline 9 and the cutting assembly can be controlled, so that the cutting length of the sleeve can be controlled.

Further stated, the support plate is also provided with a motor 4 and a feeding main shaft 5, the feeding main shaft 5 penetrates through the support plate, the feeding main shaft 5 is rotationally connected with the support plate through a bearing, one end of the feeding main shaft 5 is in transmission connection with the motor 4, a group of marking wheels 6 and a group of auxiliary wheels 7 are hinged on the support plate, the marking wheels 6 rotate and are fixed with gears at the other end of the feeding main shaft 5 in a matched manner, and the marking wheels 6 are in transmission connection with the feeding main shaft 5 through gears; specifically, the feeding main shaft 5 mainly transmits the power of the motor 4 to the marking wheel 6, the marking wheel 6 is matched with the auxiliary wheel 7 to convey the wire belt, the wire belt is continuously conveyed into the threading block 10, and the wire belt is threaded and reamed through the conical threading head 8; the marking wheel 6 and the auxiliary wheel 7 are spaced by a certain gap, which is slightly larger than the thickness of the wire belt.

Further stated, the support plate is also fixedly provided with a sliding block 15, a pair of guide rods are inserted into the sliding block 15, the guide rods are connected with the sliding block 15 in a sliding mode, two ends of each guide rod are fixedly connected with the elevating block 11 respectively, the sliding block 15 is connected with the elevating block 11 in a sliding mode through the guide rods, the side wall of the elevating block 11 is fixedly provided with a cylinder 1, the output end of the cylinder 1 penetrates through one elevating block 11 and the sliding block 15 to be fixedly connected, and the output end of the cylinder 1 can move back and forth to control the sliding block 15 to move on the guide rods.

Further elaboration, tailor the subassembly and include spacing guide block 2, spacing guide block 2 slides and is equipped with cutter fixed block 3, and cutter fixed block 3 is fixed to be provided with cutter 14, and the one end lateral wall that spacing guide block 2 is close to its bottom is fixed to be provided with lift cylinder 13, and the output of lift cylinder 13 and the bottom fixed connection of cutter fixed block 3, and the action of lift cylinder 13 can drive cutter fixed block 3 and reciprocate, in order to further strengthen cutter 14's shear stress, cutter 14 is fixed in on the cutter fixed block 3 with the slope.

In order to further improve the stability of the up-and-down movement of the cutter fixing block 3 and prevent the dislocation and the movement of the cutter fixing block, a sliding groove is arranged in the limiting guide block 2, and the cutter fixing block 3 is in limiting sliding connection with the limiting guide block 2 through the sliding groove; specifically, the tool fixing block 3 is arranged in the sliding groove, and the sliding groove wraps the side wall of the tool fixing block 3.

It should be noted that, in order to maintain the position of the tapered threading head 8 in the threading pipe 9, the apparatus preferably uses a sleeve mechanism provided with a cylinder for sleeving the sleeve, the diameter of the cylinder being greater than or equal to the maximum diameter of the tapered threading head 8, this cylinder being able to bear against the position of the tapered threading head 8 when the tapered threading head 8 is threaded and reamed. When one end of the sleeve pipe penetrates out of the sleeve pipe for a certain length, the air cylinder 1 acts and pushes the threading block 10, the conical threading head 8 and the vertical plate 12 integrally forwards to enable the conical threading head 8 to abut against the cylinder and move backwards relative to the threading pipe 9, then the air cylinder 1 is reset, the threading block 10, the conical threading head 8 and the vertical plate 12 integrally move backwards, and a certain gap is reserved between a discharge hole of the threading pipe 9 and the cylinder, so that the threading pipe can be cut by the descending cutter 14.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features of the above-described embodiments are not described for brevity, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description, and it is also possible for those skilled in the art to make several variations and modifications without departing from the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (5)

1. The utility model provides a threading mechanism, includes extension board and a pair of bed hedgehopping piece, the extension board is connected its characterized in that with bed hedgehopping piece slidingtype: the support plate is fixedly provided with a threading block, one side of the heightening block is provided with a cutting assembly, the threading block comprises a threading pipeline, and a conical threading head is arranged in the threading pipeline.

2. A threading mechanism according to claim 1 wherein: the support plate is further provided with a motor and a feeding main shaft, the feeding main shaft penetrates through the support plate, the feeding main shaft is rotatably connected with the support plate through a bearing, one end of the feeding main shaft is in transmission connection with the motor, a gear is fixed at the other end of the feeding main shaft, a group of marking wheels and a group of auxiliary wheels are hinged to the support plate, and the marking wheels are in transmission connection with the feeding main shaft through the gear.

3. A threading mechanism according to claim 1 wherein: the support plate is further fixedly provided with a sliding block, a pair of guide rods are inserted into the sliding block, the guide rods are connected with the sliding block in a sliding mode, two ends of the guide rods are fixedly connected with the elevating blocks respectively, the side walls of the elevating blocks are fixedly provided with air cylinders, and the output ends of the air cylinders penetrate through one of the elevating blocks and are fixedly connected with the sliding block.

4. A threading mechanism according to claim 1 wherein: the cutting assembly comprises a limiting guide block, the limiting guide block is provided with a cutter fixing block in a sliding mode, a cutter is fixedly arranged on the cutter fixing block, a lifting cylinder is fixedly arranged on the side wall of one end, close to the bottom, of the limiting guide block, and the output end of the lifting cylinder is fixedly connected with the bottom of the cutter fixing block.

5. A threading mechanism according to claim 4 wherein: the limiting guide block is internally provided with a sliding groove, and the cutter fixing block is in limiting sliding connection with the limiting guide block through the sliding groove.