CN214166886U - Prestoring device of spreading machine - Google Patents

Abstract

The application relates to a prestore device of granny rag machine, include the frame and install mounting bracket in the frame, install on the mounting bracket and prestore the mechanism, prestore the mechanism including rotating and installing drive roll on the mounting bracket, install on the mounting bracket and with drive assembly, the installation that the drive roll is connected are in compress roller on the mounting bracket, the compress roller leans on the drive roll, install the cloth storage board that is used for depositing the cloth on the mounting bracket, and the cloth is followed the drive roll with pass through between the compress roller. This application has the smooth and easy effect of granny rag.

Description

Prestoring device of spreading machine

Technical Field

The application relates to the field of spreading machines, in particular to a pre-storing device of a spreading machine.

Background

In the modern textile industry, the spreading machine is widely used, and is also called a spreading machine, and is mainly used for pulling out a whole roll of cloth by a proper length, folding and spreading the cloth in a reciprocating manner, then cutting the cloth, and cutting the cloth into various standard cloth according to specific requirements.

The existing spreading machine generally comprises a rack, wherein the rack moves on a cloth laying platform, a cloth storage rack is arranged on the ground of one side of the rack, which is far away from the cloth laying side, and is used for placing a cloth roll to be laid, a plurality of cloth withdrawing rollers and a cloth withdrawing motor are arranged on the cloth storage rack, the cloth withdrawing motor is connected with the cloth withdrawing rollers through chain transmission, and the cloth withdrawing motor drives the cloth withdrawing rollers to rotate so as to withdraw the cloth roll; the frame is provided with a traction roller and a traction motor connected with the traction roller through chain transmission, and the traction roller draws the cloth unwound from the cloth storage frame onto the frame; the rack is also provided with an air cylinder, a piston rod of the air cylinder is connected with a pressure rod, and the pressure rod is used for pressing the cloth on the rack so that the rack can drag the cloth to move; one end of the frame, which is far away from the cloth storage frame, is provided with a cloth cutting machine used for cutting off the cloth. The cloth is dragged by the frame to be paved on the cloth paving platform along with the movement of the frame, when the tail end of the cloth paving platform is reached, the frame starts to decelerate until the frame stops, then the frame moves in the reverse direction, the traction roller is used for paving the pulled cloth on the cloth paving platform in order until the frame moves to the original point, the cloth cutting machine is used for cutting off the cloth, and the next cloth paving is carried out.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the process that the spreading machine gradually stops when moving to one end, the traction force is reduced, the force for dragging the cloth is reduced, and the friction force between the fabrics is large, so that the spreading machine can not move to the tail end and stop, the spreading is incomplete, and the spreading is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of incomplete cloth spreading, the application provides a prestoring device of a cloth spreading machine.

The pre-storing device of the cloth spreading machine adopts the following technical scheme:

the utility model provides a device prestores of granny rag machine, includes the frame and installs mounting bracket in the frame, install on the mounting bracket and prestore the mechanism, prestore the mechanism including rotate the installation drive roll on the mounting bracket, install on the mounting bracket and with drive assembly, the installation that the drive roll is connected are in compress roller on the mounting bracket, the compress roller leans on the drive roll, install the cloth storage board that is used for depositing the cloth on the mounting bracket, and the cloth is followed the drive roll with pass through between the compress roller.

Through adopting above-mentioned technical scheme, the frame is when the initial point, drive assembly drives the drive roll and rotates, the compress roller presses the cloth on the drive roll and rotates along with the drive roll, the drive roll pulls the cloth that withdraws from depositing the cloth shelf to depositing on the fabric board, prestore partly cloth, in-process when the granny rag machine stops gradually, the granny rag machine need not to stimulate whole cloth, only need to transport the cloth of depositing down to spread on the cloth platform can, thereby need not to consider the influence of traction force, thereby make the granny rag complete, it is complete that follow-up can spread the cloth.

Optionally, the two sides of the mounting frame in the width direction are both rotatably provided with rotating rods, and the two ends of the cloth pressing roller are respectively rotatably mounted on the two rotating rods.

Through adopting above-mentioned technical scheme for the cloth pressing roller relies on its gravity to press the cloth at the drive roll, and when needs change the cloth or when redirecting the cloth, can rotate the bull stick, lifts the cloth pressing roller, is convenient for operate.

Optionally, two of the rotating rods are connected with a linkage rod.

Through adopting above-mentioned technical scheme, the setting of gangbar can be connected two bull sticks, improves the wholeness for when the operation, the both ends of compress roller can have synchronous motion state, thereby can reduce the not hard up possibility between bull stick and the frame.

Optionally, the rotating rod is provided with a connecting block through a bolt, and the end of the cloth pressing roller is provided with a bearing connected with the connecting block.

Through adopting above-mentioned technical scheme, install the bearing the tip of compress roller during the installation, insert the bearing inner ring with the connecting block again on, then put the mounting bracket with the compress roller with the connecting block to with bolt fastening connecting block, accomplish the installation promptly, be convenient for change.

Optionally, the cross section of the connecting block is in a regular hexagon shape, and the connecting block is matched with the inner ring of the bearing in a clamping mode.

Through adopting above-mentioned technical scheme, the cross-section is hexagonal connecting block card at the bearing inner ring, can fix by bearing inner ring circumference, can reduce the relative friction between the two, increase of service life.

Optionally, the driving assembly comprises a motor installed on the mounting frame, and the motor is connected with the rotating shaft of the driving roller through chain transmission.

By adopting the technical scheme, when the cloth needs to be prestored, the driving motor is started, and the driving roller is driven to rotate through chain transmission, so that the aim of pulling the cloth is fulfilled.

Optionally, the mounting bracket is rotatably provided with a cylinder rotatably connected with the rotating rod.

By adopting the technical scheme, the telescopic cylinder piston rod can realize the rotation of the rotating rod, so that the cloth pressing roller can be lifted and put down conveniently.

Optionally, the driving roller and the cloth pressing roller are coated with anti-slip layers.

Through adopting above-mentioned technical scheme, the frictional force between driving roll, cloth pressing roller and the cloth can be improved in the setting of skid resistant course to reduce and take place the possibility of relative slip between the cloth, improve the stability when drawing the cloth.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cloth is stored on the cloth storage plate, and the stored cloth is conveyed to the cloth laying platform in the stopping process of the cloth spreading machine, so that the influence of traction force is not required to be considered, and the cloth can be fully spread;

2. through the setting of skid resistant course, reduce the possibility that takes place relative slip between drive roll, compress roller and the cloth, stability when improving the traction cloth.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1. a frame; 11. a cloth laying platform; 2. a mounting frame; 22. a rotating rod; 23. a linkage rod; 24. connecting blocks; 25. a bolt; 26. a bearing; 27. storing a cloth plate; 28. a cylinder; 31. a drive roll; 33. a cloth pressing roller; 331. accommodating grooves; 4. and an anti-slip layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses device prestores of granny rag machine, refer to fig. 1, including frame 1 and the mounting bracket 2 of installing in frame 1, frame 1 moves on spreading cloth platform 11, installs the mechanism of prestoring on mounting bracket 2, prestores the cloth that the mechanism is used for prestoring the unwinding roll.

Referring to fig. 2, the prestoring mechanism comprises a driving roller 31 and a driving assembly, the driving roller 31 is rotatably mounted on the mounting frame 2, one end of the driving roller penetrates out of the mounting frame 2, and the axial direction of the driving roller 31 is parallel to the width direction of the cloth; the driving assembly comprises a motor (not shown in the figure), the motor is fixedly installed on the installation frame 2 and located in the space of the installation frame 2, an output shaft of the motor penetrates out of the installation frame 2, and one end, penetrating out, of the output shaft of the motor and the driving roller 31 is connected through chain transmission, so that the motor can drive the driving roller 31 to rotate.

Referring to fig. 2, two sides of the mounting frame 2 in the width direction are hinged with rotating rods 22, a linkage rod 23 is fixedly connected between the two rotating rods 22, and the linkage rod 23 is arranged to enable the two rotating rods 22 to keep consistent movement. The rotating rod 22 is far away from one end of the hinged point and is fixedly connected with a connecting block 24 with a regular hexagon bounded surface through a bolt 25, the connecting block 24 is located on one side opposite to the two rotating rods 22, a bearing 26 is clamped on the connecting block 24, and the inner ring of the bearing 26 is also in a regular hexagon shape and is clamped with the connecting block 24.

Referring to fig. 2, the pre-storing mechanism 3 further includes a cloth pressing roller 33, the cloth pressing roller 33 has a receiving groove 331 with a circular cross section on the end surface at both ends, the bearing 26 is clamped in the receiving groove 331, and the outer ring of the bearing 26 is clamped with the inner wall of the receiving groove 331, so that the cloth pressing roller 33 can rotate relative to the connecting block 24. By means of which the cloth pressing roll 33 presses against the drive roll 31, the cloth passes between the cloth pressing roll 33 and the drive roll 31. In consideration of the possibility that the cloth slips on the driving roller 31, the surfaces of the driving roller 31 and the cloth pressing roller 33 are fixedly coated with the anti-slip layer 4, and the anti-slip layer 4 is made of sponge to improve the friction force.

Referring to fig. 2, a horizontal cloth storage plate 27 is fixed to the mounting frame 2 below the cloth pressing roller 33 and the driving roller 31, and the cloth fed by the driving roller 31 is stored on the cloth storage plate 27 and then drawn away from the cloth storage plate 27 by the drawing roller.

Referring to fig. 2, in order to rotate the rotating rod 22, an air cylinder 28 is disposed on the mounting frame 2, a cylinder body of the air cylinder 28 is rotatably connected to the mounting frame 2, and a piston rod of the air cylinder 28 is rotatably connected to the rotating rod 22. When the cloth pressing roller 33 needs to be lifted, the rotation of the rotating rod 22 can be controlled through the control of the air cylinder 28, and the rotation of the rotating rod 22 can drive the rotation of the cloth pressing roller 33. And the user can control the switch of the air cylinder 28 remotely in the mode of the air cylinder 28, so that the control is free.

The implementation principle of the prestoring device of the spreading machine in the embodiment of the application is as follows:

the driving roller 31 firstly conveys the uncoiled cloth to the cloth storage plate 27, and the traction roller pulls the cloth on the cloth storage plate 27 to the cloth laying platform during cloth drawing, so that the cloth can be completely drawn and laid without considering the influence of traction force in the stopping process of the cloth drawing machine.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The pre-storing device of the spreading machine comprises a rack (1) and a mounting rack (2) mounted on the rack (1), and is characterized in that: install on mounting bracket (2) and prestore the mechanism, prestore the mechanism including rotating to be installed drive roll (31) on mounting bracket (2), install on mounting bracket (2) and with drive assembly that drive roll (31) are connected, install compress roller (33) on mounting bracket (2), compress roller (33) lean on drive roll (31), install on mounting bracket (2) and be used for depositing cloth deposit board (27), and the cloth is followed drive roll (31) with pass through between compress roller (33).

2. A pre-storing device for a tenter as claimed in claim 1, wherein: mounting bracket (2) width direction's both sides all rotate and are provided with bull stick (22), the both ends of compress roller (33) are rotated respectively and are installed two on bull stick (22).

3. A pre-storing device for a tenter as claimed in claim 2, wherein: the two rotating rods (22) are connected with a linkage rod (23).

4. A pre-storing device for a tenter according to claim 2 or 3, characterized in that: connecting blocks (24) are installed on the rotating rod (22) through bolts (25), and bearings (26) connected with the connecting blocks (24) are arranged at the end parts of the cloth pressing rollers (33).

5. A pre-storing device for a spreader according to claim 4, wherein: the cross-section of connecting block (24) is regular hexagon, just connecting block (24) with the inner ring joint cooperation of bearing (26).

6. A pre-storing device for a tenter as claimed in claim 1, wherein: the driving assembly comprises a motor installed on the installation rack (2), and the motor is connected with a rotating shaft of the driving roller (31) through chain transmission.

7. A pre-storing device for a tenter as claimed in claim 2, wherein: the mounting rack (2) is rotatably provided with a cylinder (28) rotatably connected with the rotating rod (22).

8. A pre-storing device for a tenter as claimed in claim 1, wherein: the driving roller (31) and the cloth pressing roller (33) are coated with anti-skid layers (4).

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