A cutter head replacing mechanism of a cloth cutting machine

Abstract

The utility model discloses a cutter head replacement mechanism of cloth cutting machine, including the drive rotary axle of detachable connection with rotary motor's output shaft of configuration in cloth cutting machine, be equipped with at least one mounting structure for with blade connection on drive rotary axle, mounting structure includes the sliding channel of opening in drive rotary axle, the sliding block of two symmetry settings is slidably connected in the sliding channel, and the sliding pin is fixed on the extension wall, mounting structure still includes the drive channel of opening in drive rotary axle, button, and the inclined slot of symmetry settings is opened in button, and the sliding pin of two sliding blocks is arranged in two inclined slots respectively, the relative movement of two sliding blocks is controlled with the movement of button, the utility model discloses simple structure, and the limiting and the release limiting of blade can be realized through a button, increase the convenient degree of blade installation, and make blade installation firm, so as to change the blade according to the thickness, materiality etc. of different cloth, and adapt to a variety of use scene.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cloth production device technical field, concretely relates to a cutter head replacement mechanism of cloth cutting machine. BACKGROUND

[0002] Cutting process is the important process on clothing flow production line, in the work link of cloth processing production, the cloth in roll is unfolded to cutting table according to certain length and is cut, and the cutting requires accurate cutting, straight and smooth line, the error of the same specification cutting piece and sample board can not exceed 0.2 centimeters, and tries to achieve complete, reasonable and economical. The blade of the cloth cutting machine in the prior art is fixed on the rotating shaft by the limiting pin, different cloth needs different blade, for example, the thickness of the blade, so it is very important to obtain a cutter head replacement mechanism of cloth cutting machine which is convenient to replace and firmly limited after replacement. SUMMARY

[0003] In order to solve at least one of the above technical problems, the utility model provides a cutter head replacement mechanism of cloth cutting machine, including the drive rotating shaft of detachable connection with the output shaft of rotary motor arranged in the cloth cutting machine, at least one mounting structure for connecting with the blade is equipped on the drive rotating shaft;

[0004] The mounting structure includes the sliding channel opened on the drive rotating shaft, two symmetrically arranged sliding blocks are slidably connected in the sliding channel, and the first spring is arranged between the sliding block and the inner wall of the sliding channel;The sliding block at least partially penetrates from the sliding channel to the outside, the extension wall is integrally formed on the sliding block at the sliding channel, and the sliding pin is fixed on the extension wall:

[0005] The mounting structure further includes the drive channel opened on the drive rotating shaft, the button is slidably arranged in the drive channel, the second spring is arranged between the button and the sliding channel, the inclined slot is opened in the button, the sliding pin of the two sliding blocks is arranged in the two inclined slots respectively, and the relative movement of the two sliding blocks is controlled by moving the button;

[0006] Further including the blade, the first perforation for the drive rotating shaft to penetrate is opened in the center of the blade, and the clamping groove matched with the two sliding blocks is opened in the inner wall of the first perforation.

[0007] Through the above technical scheme, the button is pressed to control the compression of the second spring, and then the sliding pin can be driven to move downward due to the setting of the inclined slot, and then the sliding block is controlled to retract, so that the sliding block releases the restriction on the blade, wherein the downward arc surface is opened in the first recess bottom of the sliding block, and the silica gel gasket with increased friction can be fixed at the downward arc surface to limit the blade.

[0008] When the button is pressed during installation, the button is released after the blade is installed, so that the inner wall of the first perforation of the blade at least partially enters the first recess, and is limited by the clamping arm.

[0009] As one of the preferred technical solutions, a first protrusion is arranged on the inner wall of the sliding channel, and the first spring is arranged between the first protrusion and the sliding block. The second spring is connected to the first protrusion and the button respectively.

[0010] Through the above technical solution, the first protrusion is arranged to further increase the installation of the first spring and the second spring, and facilitate the high-quality operation of mechanical transmission.

[0011] In order to increase the limiting action between the sliding block and the blade, a first recess is arranged on the part of the sliding block outside the sliding channel, and the sliding block on both sides of the first recess forms a clamping arm.

[0012] The clamping arm has two forms. One is that a second inclined surface is arranged on the clamping arm, a threaded hole is arranged on the clamping arm, a fastener is arranged at the threaded hole, and the fastener is arranged to abut against the blade to fix the blade.

[0013] The other is that a through slot is arranged in the clamping arm, so that the part of the clamping arm close to the first recess forms an elastic arm structure, a first inclined surface is arranged on the elastic arm, and a silica gel or rubber gasket is arranged outside the first inclined surface.

[0014] Through the above technical solution, the clamping arm is limited in two ways, which can stably install the blade and increase the stable and efficient operation of cutting.

[0015] Compared with the prior art, the utility model has the advantages that the utility model is simple in structure, the limiting and the releasing of the blade can be realized by one button, the convenience of blade installation is increased, the blade is firmly installed, the blade can be replaced according to the thickness and material of different cloth, and multiple use scenes are adapted. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the cross section schematic view when the sliding block of the utility model is extended.

[0017] Figure 2 It is the cross section schematic view when the sliding block of the utility model is retracted.

[0018] Figure 3 It is the front view of the utility model.

[0019] Figure 4 It is the structure schematic view of the blade of the utility model.

[0020] REFERENCE NUMERALS:

[0021] 1 driving rotating shaft; 102 sliding channel; 103 sliding block; 104 first spring; 105 extension wall; 106 sliding pin; 107 driving channel; 108 button; 109 second spring; 110 inclined slot; 111 first protrusion; 112 first recess; 113 clamping arm; 114 second inclined surface; 115 threaded hole; 116 slot; 117 elastic arm structure; 118 first inclined surface;

[0022] 2 blade; 201 first perforation; 202 clamping groove;

[0023] 3 downward arc surface. DETAILED DESCRIPTION

[0024] In order for those skilled in the art to better understand the present application, so as to make a clearer limitation to the scope of the present application, the present application is described in detail below with respect to some specific embodiments of the present application. It should be noted that the following is only some specific embodiments of the present application concept and is only a part of the embodiments of the present application, and the specific and direct description of the related structure is only for the convenience of understanding the present application, and each specific feature does not of course, directly limit the scope of the present application.

[0025] Referring to the drawings, the present application adopts the following technical solutions, a cutter head replacement mechanism of a cloth cutting machine, comprising a driving rotating shaft 1 arranged on the cloth cutting machine and detachably connected with the output shaft of a rotating motor, at least one mounting structure for connecting with a blade 2 is arranged on the driving rotating shaft 1; the detachable connection mode can be connected through a shaft coupling.

[0026] The mounting structure comprises a sliding channel 102 opened on the driving rotating shaft 1, two symmetrically arranged sliding blocks 103 are slidably connected in the sliding channel 102, and a first spring 104 is arranged between the sliding block 103 and the inner wall of the sliding channel 102; the sliding block 103 at least partially penetrates out from the sliding channel 102, an extension wall 105 is integrally formed on the sliding block 103 at the sliding channel 102, and a sliding pin 106 is fixed on the extension wall 105;

[0027] The mounting structure further comprises a driving channel 107 opened on the driving rotating shaft 1, a button 108 is slidably arranged in the driving channel 107, a second spring 109 is arranged between the button 108 and the sliding channel 102, inclined slots 110 are symmetrically arranged on the button 108, the sliding pins 106 of the two sliding blocks 103 are respectively arranged in the two inclined slots 110, and the button 108 is moved to control the relative movement of the two sliding blocks 103;

[0028] Also includes the blade 2, the blade 2 center is provided with a first perforation 201 for driving the rotating shaft 1 through, the inner wall of the first perforation 201 is provided with a clamping groove 202 matched with two sliders 103.

[0029] Through the above technical scheme, the button 108 is pressed to control the compression of the second spring 109, and then due to the setting of the inclined groove 110, the sliding pin 106 can be driven to move downward, and then the slider 103 is controlled to retract, so that the slider 103 releases the restriction on the blade 2, wherein the first recess 112 of the slider 103 is provided with a downward arc surface 3 at the bottom, wherein a silica gel pad with increased friction can be fixed at the downward arc surface 3 to limit the blade 2.

[0030] When installing, the button 108 is pressed, then the blade 2 is installed, and the button 108 is released, so that the inner wall of the first perforation 201 of the blade 2 at least partially enters the first recess 112, and is limited by the clamping arm 113.

[0031] As the above preferred technical scheme: the inner wall of the sliding channel 102 is provided with a first protrusion 111, and the first spring 104 is in contact between the first protrusion 111 and the slider 103. The second spring 109 is connected to the first protrusion 111 and the button 108 at both ends.

[0032] Through the above technical scheme, the first protrusion 111 can further increase the installation of the first spring 104 and the second spring 109, and facilitate the high-quality operation of mechanical transmission.

[0033] In order to increase the limiting action between the slider 103 and the blade 2, the part of the slider 103 outside the sliding channel 102 is provided with a first recess 112, and the slider 103 on both sides of the first recess 112 forms a clamping arm 113.

[0034] The clamping arm 113 has two forms, one of which: the clamping arm 113 is provided with a second inclined surface 114, the clamping arm 113 is provided with a threaded hole 115, and the threaded hole 115 is provided with a fastener, and the fastener is in contact with the blade 2 through the threaded hole 115 to be fixed.

[0035] The second: the clamping arm 113 is provided with a through slot 116, so that the part of the clamping arm 113 close to the first recess 112 forms an elastic arm structure 117, the first inclined surface 118 is provided on the elastic arm, and the silica gel or rubber pad is fixed outside the first inclined surface 118.

[0036] Through the above technical scheme, the clamping arm 113 adopts two ways to limit the blade 2, which can stably install the blade 2 and increase the stable and efficient operation of cutting.

[0037] Compared with the prior art, the utility model has the advantages that: the utility model simple structure, through a button 108 can realize for blade 2's location and release the location, increase the convenient degree of blade 2 installation, and make blade 2 installation firm, so that according to the thickness of different cloth, material quality etc. change blade 2, adapt multiple use scene.

[0038] Thus far, the technical scheme of the utility model has been described in connection with the preferred embodiments shown in the drawings, but those skilled in the art will readily understand that the scope of protection of the utility model is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the relevant technical features without departing from the principles of the utility model, and the technical schemes after these changes or replacements will all fall within the scope of protection of the utility model.

Claims

1. A blade replacement mechanism for a cloth cutting machine, characterized in that: Includes a drive rotating shaft (1) disposed on a cloth cutter and detachably connected to the output shaft of a rotary motor, wherein the drive rotating shaft (1) is provided with at least one mounting structure for connecting to a blade (2); The mounting structure includes a sliding channel (102) formed on the drive rotating shaft (1), and two symmetrically arranged sliders (103) are slidably connected in the sliding channel (102). A first spring (104) is provided between the sliders (103) and the inner wall of the sliding channel (102). The sliders (103) extend at least partially out of the sliding channel (102). An extension wall (105) is integrally formed on the sliders (103) at the location of the sliding channel (102), and a sliding pin (106) is fixed on the extension wall (105). The mounting structure also includes a drive channel (107) opened on the drive rotating shaft (1), a button (108) is slidably arranged in the drive channel (107), a second spring (109) is arranged between the button (108) and the sliding channel (102), a symmetrically arranged inclined groove (110) is opened on the button (108), and the sliding pins (106) of the two sliders (103) are respectively arranged in the two inclined grooves (110). The button (108) moves to control the relative movement of the two sliders (103); It also includes a blade (2), which has a first through hole (201) at its center for driving the rotating shaft (1) to pass through, and a slot (202) is provided on the inner wall of the first through hole (201) to cooperate with the two sliders (103).

2. The cutter head replacement mechanism of the cloth cutting machine according to claim 1, characterized in that: The inner wall of the sliding channel (102) is provided with a first protrusion (111), and the first spring (104) abuts against the first protrusion (111) and the slider (103).

3. The cutter head replacement mechanism of the cloth cutting machine according to claim 2, characterized in that: The second spring (109) is connected to the first protrusion (111) and the button (108) at its two ends respectively.

4. The cutter head replacement mechanism of the cloth cutting machine according to claim 1, characterized in that: The portion of the slider (103) located outside the sliding channel (102) has a first groove (112), and the slider (103) on both sides of the first groove (112) forms a snap-fit ​​arm (113).

5. The cutter head replacement mechanism of the cloth cutting machine according to claim 4, characterized in that: The snap-fit ​​arm (113) has a second inclined surface (114) and a threaded through hole (115). A fastener is provided at the threaded through hole (115) and passes through the threaded through hole (115) to abut against the blade (2) for fixation.

6. The cutter head replacement mechanism of the cloth cutter according to claim 4, characterized in that: The snap-fit ​​arm (113) has a through groove (116) so that the snap-fit ​​arm (113) near the first groove (112) forms an elastic arm structure (117). The elastic arm has a first inclined surface (118) and a silicone or rubber gasket is fixed to the outside of the first inclined surface (118).

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