Sliver cutting device of carding machine

Abstract

The utility model discloses a carding machine sliver cutting device which comprises a carding machine body, a conveying belt is installed at the discharging end of the carding machine body, a cutting table is installed between the carding machine body and the conveying belt, a cutting assembly is arranged on the top of the cutting table, and an installation shell is installed on the front face of the carding machine body. The cutting knife is vertically installed at the bottom of an inner cavity of the installation shell, the downward pressing assembly is installed in the installation shell and used for driving the cutting knife to descend, and the reset assembly is installed in the installation shell and used for driving the cutting knife to ascend. According to the carding machine, the carding machine body, the cutting table and the cutting assembly are used in a matched mode, the downward pressing assembly drives the installation shaft and the eccentric wheel to rotate through the servo motor, so that the eccentric wheel rotates to extrude the cutting knife to descend, and then the cutting knife and the cutting table are matched to cut off cotton slivers; and the reset assembly can drive the cutting knife to ascend and reset, so that follow-up discharging of the cotton slivers is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cotton carding machine field, especially in a kind of cotton carding machine cutting device. BACKGROUND

[0002] Cotton carding machine is important equipment for processing cotton and other fibers in textile machinery, and its main task is to open, card, remove impurities to cotton roll or cotton layer, and finally make cotton sliver of certain specification, for subsequent spinning process.

[0003] In order to facilitate the storage and subsequent processing of cotton sliver, a cutting mechanism is usually added at the discharge end of the cotton carding machine to cut the cotton sliver discharged by the cotton carding machine, so that the cotton sliver forms a certain length, thereby facilitating the storage and subsequent processing of the cotton sliver.

[0004] The existing cutting mechanism is usually composed of a cutting table, a frame, a cutting knife and a driving cylinder. The driving cylinder drives the cutting knife to move up and down once, which can cut the cotton sliver. However, the driving cylinder needs to consume a certain amount of energy when driving the cutting knife to move up and down, and the speed of the cutting knife driven by the driving cylinder is limited, which will block the cotton carding machine from continuing to discharge cotton sliver when the cutting knife is working, and even cause the cotton sliver to be blocked at the discharge port of the cotton carding machine, thus having certain defects. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of cotton carding machine cutting device to solve the problems raised in the above background.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a kind of cotton carding machine cutting device, including cotton carding machine main body, the discharge end of the cotton carding machine main body is equipped with conveying belt;

[0007] Cutting table is installed between the cotton carding machine main body and the conveying belt, the top of the cutting table is provided with cutting assembly, and the cutting assembly comprises:

[0008] Mounting shell is installed on the front of the cotton carding machine main body;

[0009] Cutting knife is vertically installed in the bottom of the inner cavity of mounting shell, and the cutting knife cooperates with the cutting table;

[0010] The lower pressing assembly is installed in the interior of mounting shell, and the lower pressing assembly is used to intermittently drive the cutting knife to move downward;

[0011] Reset component is installed in the interior of mounting shell, and the reset component is used to drive the cutting knife to move upward.

[0012] Preferably, the lower pressing assembly comprises:

[0013] A mounting shaft is rotatably mounted in the interior of the mounting housing;

[0014] An eccentric wheel is fixedly mounted on the exterior of the mounting shaft, and the mounting shaft drives the eccentric wheel to rotate and press the cutting knife to move downward.

[0015] Preferably, the lower pressing assembly further comprises:

[0016] A transmission block is fixedly mounted on the top of the cutting knife, and the top of the transmission block is in extrusion fit with the outer wall of the eccentric wheel;

[0017] A servo motor is mounted on one side of the mounting housing, and the output end of the servo motor is in transmission connection with the mounting shaft.

[0018] Preferably, the reset assembly comprises:

[0019] A fixed frame is mounted on the top of the cutting knife;

[0020] A support plate is fixedly mounted in the interior of the mounting housing, and the support plate is located in the interior of the fixed frame;

[0021] A reset spring is located between the support plate and the fixed frame.

[0022] Preferably, the reset assembly further comprises:

[0023] A fixed plate is fixedly connected with the interior of the mounting housing at the top, and the end of the support plate is fixedly connected with the fixed plate;

[0024] A fixed rod is fixedly connected with the top of the inner wall of the fixed frame at the top, the outer wall of the fixed rod is in sliding sleeve connection with the reset spring, and the bottom of the outer wall of the fixed rod is in sliding through sleeve connection with the fixed plate.

[0025] Preferably, the reset assembly further comprises:

[0026] A mounting plate is fixedly connected with the bottom of the fixed frame;

[0027] A tripod and a fixed bolt are fixedly connected with the mounting plate at the top, and the tripod is fixedly connected with the cutting knife through the fixed bolt.

[0028] The technical effects and advantages of the utility model are as follows:

[0029] The utility model discloses a cooperation mode of the carding machine main body, cutting table and cutting assembly, and the cutting assembly includes installation casing, cutting knife, down -pressing subassembly and reset subassembly, down -pressing subassembly is through servo motor drive installation shaft and eccentric wheel rotation, to make eccentric wheel rotation extrusion cutting knife drop, and further make cutting knife and cutting table cooperation cut off the processing of sliver, and reset subassembly can drive cutting knife to rise reset, in order to subsequent sliver's discharge. BRIEF DESCRIPTION OF DRAWINGS

[0030] Fig. 1 It is whole structure schematic diagram of the utility model.

[0031] Fig. 2 It is installation casing part front inside structure schematic diagram of the utility model.

[0032] Fig. 3 It is installation casing side inside structure schematic diagram of the utility model.

[0033] In the drawing: 1, carding machine main body;2, conveyer belt;3, cutting table;4, cutting assembly;41, installation casing;42, cutting knife;43, down -pressing subassembly;431, installation shaft;432, eccentric wheel;433, transmission block;434, servo motor;44, reset subassembly;441, fixed frame;442, support plate;443, reset spring;444, fixed plate;445, fixed link;446, mounting plate;447, triangular frame;448, fixed bolt. DETAILED DESCRIPTION

[0034] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0035] The utility model provides a Figs. 1-3The shown one kind cotton carding machine strip cutting device, including cotton carding machine body 1, the discharge end of cotton carding machine body 1 is equipped with conveying belt 2, and cutting table 3 is installed between cotton carding machine body 1 and conveying belt 2, and cutting assembly 4 is arranged at the top of cutting table 3, and cutting assembly 4 includes installation housing 41, cutting knife 42, pressing assembly 43 and multiple reset assemblies 44, installation housing 41 is installed on the front of cotton carding machine body 1, cutting knife 42 is vertically installed in the bottom of the inner cavity of installation housing 41, cutting knife 42 cooperates with cutting table 3, pressing assembly 43 is installed in the inside of installation housing 41, and pressing assembly 43 is used to intermittently drive cutting knife 42 to descend, pressing assembly 43 can drive cutting knife 42 to descend, so that cutting knife 42 cooperates with cutting table 3 to cut the sliver discharged by cotton carding machine body 1, and then the sliver is discharged by conveying belt 2, reset assembly 44 is installed in the inside of installation housing 41, and reset assembly 44 is used to drive cutting knife 42 to ascend, after cutting knife 42 completes cutting of the sliver under the drive of pressing assembly 43, reset assembly 44 can drive cutting knife 42 to ascend and reset, so as to ensure that the sliver is normally discharged by cotton carding machine body 1.

[0036] Particularly, pressing assembly 43 includes mounting shaft 431, multiple eccentric wheels 432, multiple transmission blocks 433 and servo motor 434, mounting shaft 431 is rotatably installed in the inside of installation housing 41, eccentric wheels 432 are fixedly installed on the outside of mounting shaft 431, mounting shaft 431 drives eccentric wheels 432 to rotate and extrude cutting knife 42 to descend, transmission blocks 433 are fixedly installed on the top of cutting knife 42, the top of transmission blocks 433 is extruded and fitted with the outer wall of eccentric wheels 432, servo motor 434 is installed on one side of installation housing 41, the output end of servo motor 434 is in transmission connection with mounting shaft 431, when servo motor 434 drives multiple eccentric wheels 432 to rotate through mounting shaft 431, so that the protruding outer wall of multiple eccentric wheels 432 extrudes multiple transmission blocks 433, cutting knife 42 can be extruded to descend, so that cutting knife 42 and cutting table 3 have an impact fitting force between them, so that cutting knife 42 cooperates with cutting table 3 to cut the sliver, and servo motor 434 drives eccentric wheels 432 to protrude outward and separate from transmission blocks 433 through mounting shaft 431, servo motor 434 does not drive cutting knife 42 to ascend, so as to reduce energy consumption.

[0037] In particular, the reset assembly 44 comprises a fixed frame 441, a support plate 442 and a reset spring 443, the fixed frame 441 is installed on the top of the cutting knife 42, the support plate 442 is fixedly installed in the interior of the mounting shell 41, and the support plate 442 is located in the interior of the fixed frame 441, the reset spring 443 is located between the support plate 442 and the fixed frame 441, the support plate 442 is arranged in parallel with the mounting shaft 431, and when the eccentric wheel 432 extrudes the cutting knife 42 to be in close contact with the cutting table 3, the top of the inner wall of the fixed frame 441 is not in contact with the mounting shaft 431, so that when the eccentric wheel 432 protrudes outward and is separated from the transmission block 433, the support plate 442 can provide the cutting knife 42 with an upward reset elastic force through the reset spring 443 and the fixed frame 441, and the elastic force of the plurality of reset springs 443 is sufficient to support the weight of the cutting knife 42 and the plurality of fixed frames 441, that is, the reset spring 443 can drive the cutting knife 42 to rise and reset.

[0038] In particular, the reset assembly 44 further comprises a fixed plate 444 and a fixed rod 445, the top of the fixed plate 444 is fixedly connected with the interior of the mounting shell 41, the end of the support plate 442 is fixedly connected with the fixed plate 444, the top of the fixed rod 445 is fixedly connected with the top of the inner wall of the fixed frame 441, and the number of the support plates 442 in the interior of the fixed frame 441 is two, the fixed plate 444 can ensure the stability of the installation of the support plate 442, the outer wall of the fixed rod 445 is slidably sleeved with the reset spring 443, the bottom of the outer wall of the fixed rod 445 is slidably inserted with the fixed plate 444, and the plurality of fixed rods 445 can not only ensure the stability of the use of the reset spring 443, but also ensure the stability of the up-down movement of the cutting knife 42.

[0039] Furthermore, the reset assembly 44 further comprises a mounting plate 446, a tripod 447 and a fixed bolt 448, the mounting plate 446 is fixedly connected with the bottom of the fixed frame 441, the top of the tripod 447 is fixedly connected with the mounting plate 446, the tripod 447 is fixedly connected with the cutting knife 42 through the fixed bolt 448, and the number of the tripods 447 at the bottom of the mounting plate 446 is two, and the two tripods 447 at the bottom of the mounting plate 446 are respectively located on the two sides of the cutting knife 42, so as to ensure the stability of the installation of the cutting knife 42.

[0040] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A carding machine stripping device, comprising a carding machine body (1), a conveying belt (2) is installed at the discharge end of the carding machine body (1); characterized in that A cutting table (3) is installed between the carding machine body (1) and the conveying belt (2), and a cutting assembly (4) is arranged at the top of the cutting table (3), the cutting assembly (4) comprising: A mounting shell (41) is mounted on the front of the carding machine body (1); A cutting knife (42) is vertically mounted at the bottom of the inner cavity of the mounting shell (41), and the cutting knife (42) cooperates with the cutting table (3); A pressing assembly (43) is installed inside the mounting shell (41), and the pressing assembly (43) is used to intermittently drive the cutting knife (42) to move downward; A reset assembly (44) is installed inside the mounting shell (41), and the reset assembly (44) is used to drive the cutting knife (42) to move upward.

2. A carding machine stripping device according to claim 1, characterized in that, The pressing assembly (43) comprises: A mounting shaft (431) is rotatably mounted inside the mounting shell (41); An eccentric wheel (432) is fixedly mounted outside the mounting shaft (431), and the mounting shaft (431) drives the eccentric wheel (432) to rotate and press the cutting knife (42) to move downward.

3. A carding machine stripping device according to claim 2, characterised in that, The pressing assembly (43) further comprises: A transmission block (433) is fixedly mounted at the top of the cutting knife (42), and the top of the transmission block (433) is in close contact with the outer wall of the eccentric wheel (432); A servo motor (434) is installed on one side of the mounting shell (41), and the output end of the servo motor (434) is in transmission connection with the mounting shaft (431).

4. A carding machine stripping device according to claim 1, characterized in that, The reset assembly (44) comprises: A fixed frame (441) is mounted at the top of the cutting knife (42); A support plate (442) is fixedly mounted inside the mounting shell (41), and the support plate (442) is located inside the fixed frame (441); A reset spring (443) is located between the support plate (442) and the fixed frame (441).

5. A carding machine stripping device according to claim 4, characterized in that, The reset assembly (44) further comprises: A fixed plate (444) is fixedly connected with the inside of the mounting shell (41) at the top, and the end of the support plate (442) is fixedly connected with the fixed plate (444); A fixed rod (445) is fixedly connected with the top of the inner wall of the fixed frame (441) at the top, the outer wall of the fixed rod (445) is slidably sleeved with the reset spring (443), and the bottom of the outer wall of the fixed rod (445) is slidably inserted into the fixed plate (444).

6. A carding machine stripping device according to claim 5, characterized in that, The reset assembly (44) further comprises: An installation plate (446) is fixedly connected to the bottom of the fixed frame (441); A tripod (447) and a fixing bolt (448), the top of the tripod (447) is fixedly connected with the mounting plate (446), and the tripod (447) is fixedly connected with the cutting knife (42) through the fixing bolt (448).

Images