CN217266147U

CN217266147U - Extrusion forming mechanism for hackling machine

Info

Publication number: CN217266147U
Application number: CN202220647495.7U
Authority: CN
Inventors: 高建强; 劳曦晖; 孙耀辉
Original assignee: Zhejiang Jinlongma Linen Technology Co Ltd
Current assignee: Zhejiang Jinlongma Linen Technology Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-08-23
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses an extrusion forming mechanism for a hackling machine, which comprises a conveying chain (1) formed by connecting a plurality of conveying chain links, wherein a plurality of clamping parts are distributed on the conveying chain (1) at equal distance, the lower ends of the clamping parts are respectively connected with two conveying chain links, and the middle part of the conveying chain (1) is respectively provided with a pressing rod (2) and an extraction component which are distributed up and down; the clamping part comprises an upper pressing plate (3) and a lower pressing plate (4), a pressing surface (5) is formed between the upper pressing plate (3) and the lower pressing plate (4), connecting pins (6) are arranged at two ends of the bottom of the upper pressing plate (3), the lower ends of the connecting pins (6) penetrate through the lower pressing plate (4), a plurality of limiting grooves (7) are formed in one side of each connecting pin (6), and protruding portions (8) which are buckled and connected with the limiting grooves (7) are arranged on the lower pressing plate (4). The utility model has the characteristics of convenient operation, change are efficient.

Description

Extrusion forming mechanism for hackling machine

Technical Field

The utility model relates to a hackling machine, especially an extrusion mechanism for hackling machine.

Background

The existing flax hackling machine mainly comprises a conveying belt, a clamping part and two hackling boxes arranged at intervals, wherein one end of a ramie bundle is bundled and then pressed on the clamping part, and the other end of the ramie bundle naturally falls down; then the fiber is sent into a hackling box by a conveyer belt, and naturally drooping hemp bundles are combed by brush rollers or needle curtains distributed in the hackling box, so that the fiber is straightened and parallel, and short hemp and impurities in the hemp bundles are removed. After the ramie bundle passes through a hackling box, an operator opens the clamping part and turns the ramie bundle around for placement, and then unbinds the knotting end of the ramie bundle, so that the ramie bundle originally at the knotting end is in a natural falling state; and then the ramie bundles are clamped by the clamping part and sent into the next hackling box for carding through the conveying belt, thereby realizing the integral hackling effect of the ramie bundles.

The existing clamping part mainly comprises an upper pressing plate and a lower pressing plate which are connected through bolts, when an operator exchanges the ramie bundle, the bolts are required to be unscrewed to release the clamping of the clamping part to the ramie bundle, then the ramie bundle is taken down, the other end of the ramie bundle penetrates between the upper pressing plate and the lower pressing plate again, the bolts are screwed to enable the clamping part to clamp the ramie bundle, and finally the knotted end of the ramie bundle is unbound to enable the ramie bundle to naturally fall. The steps are complex to operate, and enough time needs to be reserved for workers to finish the exchange of the clamping parts in the conveying process, so that the processing efficiency of the hemp bundles is reduced.

Therefore, the existing flax hackling machine has the problems of complex operation and low exchange efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a extrusion mechanism for hackling machine. It has the characteristics of convenient operation and high exchange efficiency.

The technical scheme of the utility model: the extrusion forming mechanism for the hackling machine comprises a conveying chain formed by connecting a plurality of conveying chain links, wherein a plurality of clamping parts are distributed on the conveying chain at equal distances, the lower ends of the clamping parts are respectively connected with two conveying chain links, and the middle part of the conveying chain is respectively provided with a pressing rod and an extraction assembly which are distributed up and down; the clamping part comprises an upper pressing plate and a lower pressing plate, a pressing surface is formed between the upper pressing plate and the lower pressing plate, connecting pins are arranged at two ends of the bottom of the upper pressing plate, the lower ends of the connecting pins penetrate through the lower pressing plate, a plurality of limiting grooves are formed in one sides of the connecting pins, and protruding portions which are connected with the limiting grooves in a buckling mode are arranged on the lower pressing plate.

In the aforementioned extrusion mechanism for hackling machine, the extraction subassembly is equipped with the pivot including the mount that is located conveyor chain one side below, the middle part of mount, and the one end of pivot extends to the mount outside and is connected with the drive plate, and the pivot middle part is equipped with extraction board and lower extraction board respectively, and the one end of lower extraction board is connected the pivot through first sleeve transmission, and the one end of going up extraction board is rotated through second sleeve and is connected the pivot.

In the extrusion forming mechanism for the hackling machine, one end of the second sleeve is provided with the arc-shaped groove, one end of the first sleeve is provided with the swing block extending into the arc-shaped groove, one end of the upper extraction plate is provided with the limiting plate, and the fixing frame is provided with the upper positioning block and the lower positioning block which are matched with the limiting plate respectively.

In the extrusion forming mechanism for the hackling machine, the first sleeve and the second sleeve are arranged on the rotating shaft side by side, and the end parts of the upper extraction plate and the lower extraction plate are both flat and provided with clamping surfaces.

In the extrusion molding mechanism for the hackling machine, the driving plate is externally connected with a telescopic rod.

In the extrusion molding mechanism for the hackling machine, the connecting pin is detachably connected to the bottom of the upper pressure plate.

In the extrusion molding mechanism for the hackling machine, the upper pressing plate and the lower pressing plate are connected with each other through the positioning pin.

Compared with the prior art, the utility model has the advantages that through the matching of the extraction component and the clamping part, the extraction component can pull one end of the ramie bundle in the clamping part outwards, so that the clamping part of the clamping part for the ramie bundle can be transferred from one end to the other end of the ramie bundle, and the replacement work of the ramie bundle is realized by replacing the manual work; when the extracting assembly acts, the pressing rod is matched with the clamping part in a structure, so that the upper pressing plate can be continuously extruded along with the movement of the hemp bundle, the stable pressing of the clamping part on the other end of the hemp bundle after the movement of the hemp bundle is ensured, and the clamping stability of the hemp bundle is effectively improved; through the matching of the limiting groove and the convex part, the backstop effect can be achieved on the upper pressing plate, and the pressing effect of the changed ramie bundles is further improved; by optimizing the structures of the limiting groove and the boss and arranging the positioning pin, the upper pressing plate and the lower pressing plate can be in an aligned state in a normal state, so that the stability of the retaining effect of the clamping part is improved; and when the operator changes the tow of ramie after the hackling is accomplished, then can extract the locating pin and take the top board dislocation out to effectively improve the dismouting to the clamping part and to the change effect of tow of ramie. Therefore, the utility model has the characteristics of convenient operation, change are efficient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention in an initial state;

FIG. 2 is an enlarged view of the line A of FIG. 1;

fig. 3 is a schematic structural diagram of the present invention in a state of clamping the wire harness;

fig. 4 is a schematic structural view of the present invention in a state where the wire harness is completely pulled out;

fig. 5 is a side view of the extraction assembly.

The symbols in the drawings are: 1-conveying chain, 2-pressing rod, 3-upper pressing plate, 4-lower pressing plate, 5-pressing surface, 6-connecting pin, 7-limiting groove, 8-boss, 9-fixing frame, 10-rotating shaft, 11-driving plate, 12-upper extracting plate, 13-lower extracting plate, 14-first sleeve, 15-second sleeve, 16-limiting plate, 17-upper positioning block, 18-lower positioning block, 19-clamping surface, 20-telescopic rod, 21-positioning pin, 141-swinging block and 151-arc groove.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. An extrusion forming mechanism for a hackling machine is composed of a conveying chain 1 formed by connecting a plurality of conveying chain links, a plurality of clamping parts are distributed on the conveying chain 1 at equal distances, one end of a hemp bundle is pressed on the clamping parts after knotting, the other end of the hemp bundle vertically drops downwards, the lower ends of the clamping parts are respectively connected with two conveying chain links, and the middle part of the conveying chain 1 is respectively provided with a pressing rod 2 and an extraction component which are distributed up and down; the clamping part comprises an upper pressing plate 3 and a lower pressing plate 4, a pressing surface 5 is formed between the upper pressing plate 3 and the lower pressing plate 4, the lower end of the lower pressing plate 4 can be detachably connected with a conveying chain link, connecting pins 6 are arranged at two ends of the bottom of the upper pressing plate 3, a plurality of limiting grooves 7 are formed in one side of each connecting pin 6, and a protruding part 8 for connecting the limiting grooves 7 in a buckling mode is arranged on the lower pressing plate 4.

The extraction subassembly is including being located the mount 9 of 1 one side below of conveyor chain, and the middle part of mount 9 is equipped with pivot 10, and the one end of pivot 10 extends to the mount 9 outside and is connected with drive plate 11, and pivot 10 middle part is equipped with extraction board 12 and extraction board 13 down respectively, and the one end of extraction board 13 is connected pivot 10 through the transmission of first sleeve 14 down, and the one end of going up extraction board 12 rotates through second sleeve 15 and connects pivot 10.

An arc-shaped groove 151 is formed in one end of the second sleeve 15, a swinging block 141 extending into the arc-shaped groove 151 is arranged at one end of the first sleeve 14, a limiting plate 16 is arranged at one end of the upper extraction plate 12, and an upper positioning block 17 and a lower positioning block 18 which are matched with the limiting plate 16 are respectively arranged on the fixed frame 9; the knotted end of the twine naturally hangs down towards the side of the extraction assembly and is located between the upper extraction plate 12 and the lower extraction plate 13.

The first sleeve 14 and the second sleeve 15 are arranged on the rotating shaft 10 side by side, and the ends of the upper extraction plate 12 and the lower extraction plate 13 are both flat and provided with clamping surfaces 19.

The driving plate 11 is externally connected with a telescopic rod 20.

The connecting pin 6 is detachably connected to the bottom of the upper pressing plate 3, the connecting pin 6 is made of nylon, and the width of the connecting pin 6 is smaller than that of the hole site of the lower pressing plate 4.

The upper pressing plate 3 and the lower pressing plate 4 are connected with each other through a positioning pin 21, the positioning pin 21 is horizontally placed on the upper pressing plate 3, and the lower end of the positioning pin 21 penetrates through the upper pressing plate 3 and the lower pressing plate 4 respectively.

The utility model discloses a theory of operation: the utility model discloses when using, drive the clamping part by conveying chain 1 and remove to compressing tightly under pole 2 to make the numb bundle of knots on the clamping part end get into and extract board 12 and lower clearance department that extracts board 13. After the clamping part is in place, the pressing rod 2 extends downwards to press the upper pressing plate 3, and meanwhile, the telescopic rod 20 extends out and drives the rotating shaft 10 to rotate through the driving plate 11. The rotation of the rotating shaft 10 drives the extracting plate 13 to rotate synchronously, and the swinging block 141 on the first sleeve 14 rotates from one end of the arc-shaped groove 151 to the other end; the upper extraction plate 12 remains in place under gravity during rotation, i.e. relative rotation with the shaft 10. When the swinging block 141 rotates to the end of the arc-shaped groove 151, the upper extraction plate 12 and the lower extraction plate 13 are completely attached, so that one end of the hemp bundle is clamped; then the lower extraction plate 13 continues to rotate and drives the upper extraction plate 12 to rotate together through the swinging block 141, so that one end of the hemp bundle is dragged to the side far away from the clamping part, and the clamping position of the hemp bundle by the clamping part moves from the knotting end of the hemp bundle to the other end.

When the ramie bundle is drawn out, the pressing rod 2 continuously extrudes the upper pressing plate 3, so that the upper pressing plate 3 keeps pressing the ramie bundle in the drawing process and drives the upper pressing plate 3 to move downwards; the upper press plate 3 causes the deformation of the connecting pin 6 through the convex part 8 after moving downwards and enables the convex part 8 to be sequentially buckled into the corresponding limiting groove 7, thereby achieving the stopping effect of the upper press plate 3 by utilizing the matching of the convex part 8 and the limiting groove 7. The upper pressing plate 3 can play a role in pressing the hemp bundle after being pressed down, namely, a gap is prevented from being formed between the hemp bundle and the clamping part after the position of the hemp bundle is changed.

The telescopic rod 20 is retracted after being extended to the right position, so that the upper extraction plate 12 and the lower extraction plate 13 are separated from each other and then rotated together for resetting; when the upper extraction plate 12 rotates until the limiting plate 16 is attached to the lower positioning block 18, the upper extraction plate 12 is reset; meanwhile, the lower extraction plate 13 is driven by the telescopic rod 20 to continue to reset and return to the initial state. Go up extraction board 12 and lower extraction board 13 and reset the back completely and compress tightly 2 contractions, then drive the clamping part by carrying chain 1 and break away from the extraction subassembly, again by the operating personnel end of knoing on the pencil unbind, make originally the flax that is in the end of knoing be in the state that naturally hangs down, make things convenient for follow-up hackling case to its branch comb. After the ramie bundle carding is completed, the operator can take down the positioning pin 21 and then horizontally move the upper pressing plate 3, so that the limiting groove 7 and the boss 8 are separated from each other, then the upper pressing plate 3 is vertically taken out upwards, and the ramie bundle can be collected and replaced, thereby facilitating the operation of the operator.

Claims

1. Extrusion mechanism for hackling machine, its characterized in that: the device comprises a conveying chain (1) formed by mutually connecting a plurality of conveying chain links, wherein a plurality of clamping parts are equidistantly distributed on the conveying chain (1), the lower ends of the clamping parts are respectively connected with two conveying chain links, and the middle part of the conveying chain (1) is respectively provided with a pressing rod (2) and an extraction assembly which are vertically distributed; the clamping part comprises an upper pressing plate (3) and a lower pressing plate (4), a pressing surface (5) is formed between the upper pressing plate (3) and the lower pressing plate (4), connecting pins (6) are arranged at two ends of the bottom of the upper pressing plate (3), the lower ends of the connecting pins (6) penetrate through the lower pressing plate (4), a plurality of limiting grooves (7) are arranged on one side of each connecting pin (6), and protruding parts (8) which are buckled with the limiting grooves (7) are arranged on the lower pressing plate (4).

2. The extrusion forming mechanism for a hackling machine according to claim 1, wherein: the extraction assembly comprises a fixing frame (9) located below one side of the conveying chain (1), a rotating shaft (10) is arranged in the middle of the fixing frame (9), one end of the rotating shaft (10) extends to the outer side of the fixing frame (9) and is connected with a driving plate (11), an upper extraction plate (12) and a lower extraction plate (13) are respectively arranged in the middle of the rotating shaft (10), one end of the lower extraction plate (13) is connected with the rotating shaft (10) through a first sleeve (14) in a transmission mode, and one end of the upper extraction plate (12) is connected with the rotating shaft (10) through a second sleeve (15) in a rotating mode.

3. The extrusion forming mechanism for a hackling machine according to claim 2, wherein: one end of the second sleeve (15) is provided with an arc-shaped groove (151), one end of the first sleeve (14) is provided with a swinging block (141) extending into the arc-shaped groove (151), one end of the upper extraction plate (12) is provided with a limiting plate (16), and the fixed frame (9) is provided with an upper positioning block (17) and a lower positioning block (18) which are matched with the limiting plate (16) respectively.

4. The extrusion forming mechanism for a hackling machine according to claim 3, wherein: the first sleeve (14) and the second sleeve (15) are arranged on the rotating shaft (10) side by side, and the end parts of the upper extraction plate (12) and the lower extraction plate (13) are both flat and are provided with clamping surfaces (19).

5. The extrusion forming mechanism for a hackling machine according to claim 2, wherein: the outside of drive plate (11) is connected with telescopic link (20).

6. The extrusion molding mechanism for the hackling machine in accordance with claim 1, wherein: the connecting pin (6) is detachably connected to the bottom of the upper pressure plate (3).

7. The extrusion forming mechanism for a hackling machine as claimed in claim 6, wherein: the upper pressing plate (3) and the lower pressing plate (4) are connected with each other through a positioning pin (21).