CN212895570U

CN212895570U - Cutting device of mask machine

Info

Publication number: CN212895570U
Application number: CN202021050059.9U
Authority: CN
Inventors: 周瑜; 赵恒艳
Original assignee: Xiantao Zhengxin Non Woven Products Co Ltd
Current assignee: Xiantao Zhengxin Non Woven Products Co Ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-04-06
Anticipated expiration: 2030-06-09

Abstract

The utility model relates to the technical field of mask machines, in particular to a cutting device of a mask machine, which comprises a frame, wherein a connecting block is arranged on the frame, and a cutting roller, a transmission roller and a rotating roller are arranged on the connecting block; the cutting roller, the conveying roller and the rotating roller are all connected with the driving mechanism; a first sliding groove is formed in the connecting block; an adjusting mechanism is arranged on the connecting block and comprises a sliding block, a first screw rod and a first adjusting assembly, the sliding block is connected in the first sliding groove in a sliding mode, and the cutting roller and the conveying roller are both connected to the sliding block in a rotating mode; the first screw rod is rotatably connected in the first sliding groove and penetrates through the sliding block; the first adjusting component is arranged on the connecting block and connected with the first screw rod. The utility model discloses the adjustment mechanism who sets up can improve adjustment efficiency.

Description

Cutting device of mask machine

Technical Field

The utility model belongs to the technical field of the technique of gauze mask machine and specifically relates to a cutting device of gauze mask machine is related to.

Background

In the modern new coronavirus epidemic situation, in order to avoid the virus transmission between people, everyone needs to wear the mask, so the demand for the mask is increased sharply, and the production efficiency of mask production equipment is required to be higher.

At present, chinese utility model that the bulletin number is CN210418621U discloses a gauze mask production is sealed with ultrasonic wave and is tailor mechanism, which comprises a machine tool, the lathe below is equipped with driving motor, the lathe top is equipped with the support and is located support one side and the drive gear case that links with driving motor, the neat limit device of gauze mask cloth, banding roller, first tensioning roller, second tensioning roller, first feed roll, blank roll, the second feed roll that are driven by drive gear case have set gradually on the support, banding roller below is equipped with the ultrasonic wave transmitter.

The above prior art solutions have the following drawbacks: according to the needs of difference, the thickness of gauze mask also can be different, so will adjust first feed roller, blank roller, the position of second feed roller on the support, and what adjust among the background art alone, so need spend a lot of time to adjust, just can guarantee first feed roller, blank roller, the height that the second feed roller was adjusted is the same, consequently leads to adjustment efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art existence, the utility model aims to provide a cutting device of gauze mask machine, the adjustment mechanism of setting can improve adjustment efficiency.

The above object of the present invention is achieved by the following technical solutions:

a cutting device of a mask machine comprises a rack, wherein a connecting block is arranged on the rack, and a cutting roller, a conveying roller and a rotating roller are arranged on the connecting block; the cutting roller, the conveying roller and the rotating roller are all connected with the driving mechanism; a first sliding groove is formed in the connecting block; an adjusting mechanism is arranged on the connecting block and comprises a sliding block, a first screw rod and a first adjusting assembly, the sliding block is connected in the first sliding groove in a sliding mode, and the cutting roller and the conveying roller are both connected to the sliding block in a rotating mode; the first screw rod is rotatably connected in the first sliding groove and penetrates through the sliding block; the first adjusting component is arranged on the connecting block and connected with the first screw rod.

By adopting the technical scheme, when the mask body is required to be cut into mask monomers, the first adjusting assembly is adjusted firstly, the first adjusting assembly drives the first screw rod to rotate, the first screw rod can drive the sliding block to slide in the first sliding groove towards the direction far away from the rotating roller, the cutting roller and the conveying roller move towards the direction far away from the rotating roller and then penetrate through the mask body, then the first adjusting assembly drives the cutting roller and the conveying roller to move towards the direction close to the rotating roller and to abut against one side of the mask body, the conveying roller abuts against the other side of the mask body, finally, the driving mechanism is started, the driving mechanism drives the cutting roller, the conveying roller and the rotating roller to rotate, the rotating direction of the rotating roller is opposite to that of the conveying roller, and the mask body can move; the movement direction of the cutting roller and the conveying roller is the same as that of the conveying roller, and the cutting roller divides the mask body into mask single bodies; the adjusting mechanism who sets up can the synchronous adjustment cut the position of roller and transfer roller, makes the height that cut roller and transfer roller were adjusted keep unanimous, shortens the time of adjustment to improve adjustment efficiency.

The utility model discloses further set up to: first adjusting part includes worm wheel, worm and carousel, the worm wheel key joint be in on the first screw rod, the worm rotates to be connected on the connecting block, just the worm wheel with the worm meshing, the carousel sets up on the worm.

By adopting the technical scheme, the turntable is rotated, the worm is driven to rotate by the rotation of the turntable, the worm drives the worm wheel to rotate, the first screw rod is driven to rotate by the rotation of the worm wheel, and the sliding block is driven to slide in the first sliding groove by the first screw rod; the first adjusting component is simple in structure, operation is convenient, and time is saved, so that efficiency is improved.

The utility model discloses further set up to: the connecting block is provided with a fixing mechanism, the fixing mechanism comprises a fixing block, a clamping rod and a second adjusting assembly, the fixing block is arranged on the turntable, and the fixing block is provided with a clamping groove; the clamping rod is arranged on the connecting block and clamped with the clamping groove; the second adjusting component is arranged on the connecting block and connected with the clamping rod.

Through adopting above-mentioned technical scheme, carousel stall back is adjusted the second adjusting part, and the second adjusting part drives the kelly and slides towards the direction that is close to the fixed block at the connecting block, makes kelly and fixed block joint, prevents that operating personnel from touching the carousel by mistake and changing the position of slider.

The utility model discloses further set up to: the second adjusting component comprises a first bevel gear, a second bevel gear, an adjusting shaft and a second screw rod, the adjusting shaft is rotatably connected to the connecting block, and the first bevel gear is in key connection with the adjusting shaft; the second screw rod is rotatably connected to the connecting block, penetrates through the clamping rod, and is in keyed connection with the second screw rod and meshed with the first bevel gear.

By adopting the technical scheme, the adjusting shaft is rotated, the adjusting shaft drives the first bevel gear to rotate, the second bevel gear meshed with the first bevel gear drives the second screw to rotate, and the second screw drives the clamping rod to move; the second adjusting component is simple in structure, operation is convenient, and time is saved, so that efficiency is improved.

The utility model discloses further set up to: the limiting mechanism is arranged on the connecting block and comprises an installation block, a stop block and a third adjusting assembly, the installation block is arranged on the connecting block, a sliding hole is formed in the installation block, and the stop block is connected in the sliding hole in a sliding mode; the third adjusting component is arranged on the mounting block and connected with the stop block.

Through adopting above-mentioned technical scheme, when the carousel rotates and drives the slider towards the direction removal and the gauze mask body of will conflicting soon that is close to the live-rollers, adjust third adjusting part, third adjusting part drives the dog towards the direction motion that is close to the carousel, when the fixed block contradicts the dog, cuts the gauze mask body that can just in time contradict with the transfer roller, prevents that the transfer roller from extrudeing the gauze mask body that causes the gauze mask body to take place deformation to lieing in the live-rollers.

The utility model discloses further set up to: the third adjusting assembly comprises an adjusting disc and a third screw rod, the third screw rod is rotatably connected in the sliding hole, and the third screw rod penetrates through the stop block; the adjusting disc is arranged on the third screw rod.

By adopting the technical scheme, the adjusting disc is rotated, the third screw rod is driven to rotate by the rotation of the adjusting disc, and the stop block is driven to move by the rotation of the third screw rod; the third adjusting component is simple in structure, operation is convenient, and time is saved, so that efficiency is improved.

The utility model discloses further set up to: the driving mechanism comprises a first chain, a second chain, first gears, a second gear, a first motor and a second motor, the cutting roller and the conveying roller are in key connection with the first gears, the first chains are sleeved on the first gears, and the first motor is arranged on the sliding block and connected with one of the first gears; a plurality of the rotating rollers are all in key connection with second gears, a plurality of the second gears are sleeved with second chains, and the second motors are arranged on the connecting blocks and connected with one of the second gears.

By adopting the technical scheme, the first motor and the second motor are started, the output shaft of the first motor drives the first gear to rotate, the first gear drives the first chain to move, and the first chain drives other first gears to rotate, so that the cutting roller and the conveying roller move in the same moving direction; the output shaft of second motor drives the second gear and rotates, and the second gear will drive the second chain and rotate, and the second chain drives other second gear motion, makes a plurality of live rollers motion to the direction of a plurality of live rollers is the same and opposite with the motion direction of cutting roller and transfer roller.

The utility model discloses further set up to: the connecting block is provided with a tensioning mechanism, the tensioning mechanism comprises a first tensioning shaft, a second tensioning shaft, an adjusting block, a connecting shaft and a fourth adjusting assembly, the connecting shaft is rotatably connected to the connecting block, the adjusting block is arranged on the connecting shaft, and the first tensioning shaft and the second tensioning shaft are both rotatably connected to the adjusting block; the fourth adjusting component is arranged on the connecting block and connected with the connecting shaft.

Through adopting above-mentioned technical scheme, start fourth adjusting part, fourth adjusting part drives the connecting axle and rotates, and the connecting axle drives the regulating block motion, and first tensioning axle and second tensioning axle on the regulating block will carry out the tensioning to the gauze mask body, subsequent conveying and the cutting of being convenient for.

The utility model discloses further set up to: the fourth adjusting assembly comprises a third gear, a cylinder and a gear rack; the third gear is connected to the connecting shaft in a key mode; the cylinder sets up on the connecting block, the rack setting is in on the piston rod of cylinder and with the third gear engagement.

By adopting the technical scheme, the air cylinder is started, the piston rod of the air cylinder drives the gear strip to move, and the third gear meshed with the gear strip drives the connecting shaft to rotate.

To sum up, the utility model discloses a beneficial technological effect does:

1. the adjusting mechanism can synchronously adjust the positions of the cutting roller and the conveying roller, so that the adjusting heights of the cutting roller and the conveying roller are kept consistent, the adjusting time is shortened, and the adjusting efficiency is improved;

2. the fixed establishment that sets up can prevent that operating personnel from touching the carousel by mistake and changing the position of slider. The stability of adjustment mechanism is improved.

Drawings

Fig. 1 is a schematic structural view of a cutting device of a mask machine;

fig. 2 is a schematic structural view of the tensioning mechanism of the present invention;

fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention;

FIG. 4 is a schematic structural diagram of a second adjusting assembly of the present invention;

fig. 5 is a cross-sectional view of the mounting block of the present invention.

Reference numerals: 110. a frame; 120. connecting blocks; 130. a cutting roller; 140. a conveying roller; 150. a rotating roller; 200. An adjustment mechanism; 210. a slider; 220. a first screw; 230. a first adjustment assembly; 231. a worm gear; 232. a worm; 233. a turntable; 300. a fixing mechanism; 310. a fixed block; 320. a clamping rod; 330. a second adjustment assembly; 331. a first bevel gear; 332. a second bevel gear; 333. an adjustment shaft; 334. a second screw; 335. a connecting disc; 400. a limiting mechanism; 410. mounting blocks; 411. a slide hole; 420. a stopper; 430. a third adjustment assembly; 431. an adjusting disk; 432. a third screw; 510. a first chain; 520. a second chain; 530. a first motor; 540. a second motor; 610. a first tensioning shaft; 620. a second tensioning shaft; 630. an adjusting block; 640. a fourth adjustment assembly; 641. a third gear; 642. a cylinder; 643. A gear rack.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, the cutting device of the mask machine disclosed by the present invention comprises a frame 110, wherein a connecting block 120 is fixedly connected to the frame 110, and the connecting block 120 is provided with a rotating roller 150, a conveying roller 140 and a cutting roller 130; the connecting block 120 is provided with an adjusting mechanism 200 connected with the conveying roller 140 and the cutting roller 130, the connecting block 120 is provided with a driving mechanism, and the rotating roller 150, the conveying roller 140 and the cutting roller 130 are all connected with the driving mechanism; the feed end of the connecting block 120 is provided with a tensioning mechanism.

Referring to fig. 2, the tensioning mechanism includes a connecting shaft rotatably connected to the connecting block 120, an adjusting block 630 is fixedly connected to an end of the connecting shaft away from the connecting block 120, and a first tensioning shaft 610 and a second tensioning shaft 620 are rotatably connected to two sides of the adjusting block 630, respectively. A fourth adjusting assembly 640 is arranged on the connecting block 120, the fourth adjusting assembly 640 comprises an air cylinder 642 fixedly connected to the connecting block 120, and a gear rack 643 is connected to a piston rod of the air cylinder 642; a third gear 641 engaged with the gear strip 643 is keyed on the connecting shaft.

Referring to fig. 2 and 3, three rotating rollers 150 are provided, and the three rotating rollers 150 are sequentially rotatably connected to one end of the connecting block 120 near the frame 110 in the direction of movement of the mask. The cutter roller 130 is provided with one, the transfer rollers 140 are provided with two, the cutter roller 130 is positioned between the two transfer rollers 140, and the two transfer rollers 140 and the cutter roller 130 correspond to the three rotating rollers 150, respectively.

Three first sliding grooves are formed in one end, far away from the rack 110, of the connecting block 120, the adjusting mechanism 200 comprises sliding blocks 210, the sliding blocks 210 are connected in the third first sliding grooves in a sliding mode, and the two conveying rollers 140 and the cutting roller 130 are respectively connected to the three sliding blocks 210 in a rotating mode; all be connected with first screw rod 220 in the three first spout of rotation, first screw rod 220 passes slider 210 and with slider 210 threaded connection. The connecting block 120 is provided with a first adjusting assembly 230, and the first adjusting assembly 230 comprises a worm wheel 231 which is keyed on the first screw rod 220; the connecting block 120 is rotatably connected with a worm 232 meshed with the worm wheel 231, and one end of the worm 232 is fixedly connected with a turntable 233.

Referring to fig. 3 and 4, a second sliding groove is formed on the connecting block 120, and an axis of the second sliding groove is parallel to an axis of the worm 232; the connecting block 120 is provided with a fixing mechanism 300, the fixing mechanism 300 comprises a fixing block 310 fixedly connected to the turntable 233, and the fixing block 310 is provided with a clamping groove; a clamping rod 320 which can be clamped with the clamping groove is connected in the second sliding groove in a sliding mode, and the cross section area of the clamping rod 320 is L-shaped. A second adjusting assembly 330 is arranged on the connecting block 120, the second adjusting assembly 330 includes a second screw 334 rotatably connected in the second sliding groove, and the second screw 334 passes through the clamping rod 320 and is in threaded connection with the clamping rod 320; a second bevel gear 332 is keyed on the second screw 334; an adjusting shaft 333 is rotatably connected to the connecting block 120, a first bevel gear 331 engaged with the second bevel gear 332 is keyed at one end of the adjusting shaft 333, and a connecting disc 335 is fixedly connected to the other end of the adjusting shaft.

Referring to fig. 3 and 5, a limiting mechanism 400 is arranged on the connecting block 120, the limiting mechanism 400 includes an installation block 410 fixedly connected to the connecting block 120, a sliding hole 411 is formed in the installation block 410, a stopper 420 is slidably connected in the sliding hole 411, and the stopper 420 can abut against the fixing block 310; a third adjusting assembly 430 is arranged on the mounting block 410, the third adjusting assembly 430 comprises a third screw rod 432 rotatably connected in the sliding hole 411, and the third screw rod 432 passes through the stopper 420 and is in threaded connection with the stopper 420; one end of the third screw rod 432 passes through the mounting block 410, and an adjusting plate 431 is fixedly connected to the third screw rod 432 passing through the mounting block 410.

Referring to fig. 2 and 3, the driving mechanism includes second gears keyed on the rotating roller 150, and a second chain 520 is sleeved on the three second gears; the connecting block 120 is fixedly connected with a first supporting block, and the first supporting block is fixedly connected with a second motor 540 connected with one of the second gears. First gears are connected to the two conveying rollers 140 and the cutting roller 130 in a key-connected mode, and a first chain 510 is sleeved on the three first gears; a second supporting block is fixedly connected to the sliding block 210 far away from the adjusting block 630, a first motor 530 is fixedly connected to the second supporting block, and an output shaft of the first motor 530 is connected with a first gear which is in key connection with the conveying roller 140; the first motor 530 and the second motor 540 are both three-phase asynchronous motors.

The implementation principle of the embodiment is as follows: when the mask body needs to be cut into single masks, the rotating disc 233 is rotated first, the rotating disc 233 drives the worm 232 to rotate, the worm wheel 231 meshed with the worm 232 rotates, and the worm wheel 231 drives the sliding block 210 to move in the first sliding groove in the direction away from the rack 110. Then the connecting disc 335 is rotated, the adjusting shaft 333 on the connecting disc 335 drives the first bevel gear 331 to rotate, the second bevel gear 332 engaged with the first bevel gear 331 drives the clamping rod 320 to move towards the direction close to the fixed block 310, and the clamping rod 320 is clamped with the clamping groove on the fixed block 310.

The mask body is wound around the first tension shaft 610, then wound around the second tension shaft 620, and then sequentially passes through the gap between the conveying roller 140 and the rotating roller 150, the gap between the cutting roller 130 and the rotating roller 150, and the gap between the conveying roller 140 and the rotating roller 150.

Then the connecting disc 335 is rotated to separate the clamping rod 320 from the clamping groove on the fixed block 310; then, the turntable 233 is rotated to make the slider 210 move towards the direction close to the frame 110, when the cutting roller 130 and the conveying roller 140 are about to abut against the mask body, the adjusting plate 431 is rotated, the adjusting plate 431 rotates to drive the third screw 432 to rotate, the third screw 432 rotates to drive the stopper 420 to move towards the direction close to the turntable 233, and when the fixed block 310 abuts against the stopper 420, the cutting roller 130 and the conveying roller 140 are just abutted against the mask body. Finally, the connecting disc 335 is rotated to enable the clamping rod 320 to be clamped with the clamping groove on the fixing block 310.

When the air cylinder 642 is started, the piston rod of the air cylinder 642 drives the gear strip 643 to move, the third gear 641 meshed with the gear strip 643 rotates, the third gear 641 drives the connecting shaft to rotate, and the adjusting block 630 on the connecting shaft drives the first tensioning shaft 610 and the second tensioning shaft 620 to tension the mask body.

Finally, the first motor 530 and the second motor 540 are started, the output shaft of the first motor 530 drives the first gear to rotate, the first gear drives the first chain 510 to move, and the first chain 510 drives other first gears to rotate, so that the cutting roller 130 and the conveying roller 140 move in the same direction; the output shaft of the second motor 540 drives the second gear to rotate, the second gear drives the second chain 520 to rotate, the second chain 520 drives other second gears to move, so that the plurality of rotating rollers 150 move, and the plurality of rotating rollers 150 have the same direction and are opposite to the moving direction of the cutting roller 130 and the conveying roller 140. The conveying roller 140 close to the feeding end of the connecting block 120 and the corresponding rotating roller 150 can drive the mask body to move; the cutting roller 130 and the corresponding rotating roller 150 can realize the division of the mask body into single mask bodies; the conveying roller 140 and the corresponding rotating roller 150 near the discharge end of the connecting block 120 drive the cut mask monomer to move out of the frame 110.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A cutting device of a mask machine comprises a rack (110), wherein a connecting block (120) is arranged on the rack (110), and a cutting roller (130), a conveying roller (140) and a rotating roller (150) are arranged on the connecting block (120); a driving mechanism is arranged on the connecting block (120), and the cutting roller (130), the conveying roller (140) and the rotating roller (150) are all connected with the driving mechanism; the device is characterized in that a first sliding groove is formed in the connecting block (120); an adjusting mechanism (200) is arranged on the connecting block (120), the adjusting mechanism (200) comprises a sliding block (210), a first screw rod (220) and a first adjusting component (230), the sliding block (210) is connected in the first sliding groove in a sliding mode, and the cutting roller (130) and the conveying roller (140) are both connected to the sliding block (210) in a rotating mode; the first screw rod (220) is rotatably connected in the first sliding groove, and the first screw rod (220) penetrates through the sliding block (210); the first adjusting assembly (230) is arranged on the connecting block (120) and connected with the first screw rod (220).

2. The cutting device of the mask machine according to claim 1, wherein the first adjusting assembly (230) comprises a worm wheel (231), a worm (232) and a rotary disc (233), the worm wheel (231) is connected to the first screw (220) in a key mode, the worm (232) is connected to the connecting block (120) in a rotating mode, the worm wheel (231) is meshed with the worm (232), and the rotary disc (233) is arranged on the worm (232).

3. The cutting device of the mask machine according to claim 2, wherein a fixing mechanism (300) is arranged on the connecting block (120), the fixing mechanism (300) comprises a fixing block (310), a clamping rod (320) and a second adjusting component (330), the fixing block (310) is arranged on the rotating disc (233), and a clamping groove is formed in the fixing block (310); the clamping rod (320) is arranged on the connecting block (120) and clamped with the clamping groove; the second adjusting component (330) is arranged on the connecting block (120) and connected with the clamping rod (320).

4. The cutting device of the mask machine according to claim 3, wherein the second adjusting component (330) comprises a first bevel gear (331), a second bevel gear (332), an adjusting shaft (333) and a second screw (334), the adjusting shaft (333) is rotatably connected to the connecting block (120), the first bevel gear (331) is connected to the adjusting shaft (333) in a key mode; the second screw (334) is rotatably connected to the connecting block (120), the second screw (334) passes through the clamping rod (320), and the second bevel gear (332) is connected to the second screw (334) in a key mode and meshed with the first bevel gear (331).

5. The cutting device of the mask machine according to claim 3, wherein a limiting mechanism (400) is arranged on the connecting block (120), the limiting mechanism (400) comprises a mounting block (410), a stop block (420) and a third adjusting component (430), the mounting block (410) is arranged on the connecting block (120), a sliding hole (411) is formed in the mounting block (410), and the stop block (420) is connected in the sliding hole (411) in a sliding manner; the third adjusting assembly (430) is disposed on the mounting block (410) and connected with the stopper (420).

6. The cutting device of the mask machine according to claim 5, wherein the third adjusting assembly (430) comprises an adjusting disk (431) and a third screw (432), the third screw (432) is rotatably connected in the sliding hole (411), and the third screw (432) passes through the stopper (420); the adjusting disk (431) is arranged on the third screw (432).

7. The cutting device of the mask machine according to claim 1, wherein the driving mechanism comprises a first chain (510), a second chain (520), a first gear, a second gear, a first motor (530) and a second motor (540), the first gear is connected to the cutting roller (130) and the conveying roller (140) in a key mode, the first chain (510) is sleeved on the first gears, and the first motor (530) is arranged on the sliding block (210) and connected with one of the first gears; a plurality of the rotating rollers (150) are all in key connection with second gears, a plurality of the second gears are sleeved with the second chains (520), and the second motors (540) are arranged on the connecting blocks (120) and connected with one of the second gears.

8. The cutting device of the mask machine according to claim 1, wherein a tensioning mechanism is arranged on the connecting block (120), the tensioning mechanism comprises a first tensioning shaft (610), a second tensioning shaft (620), an adjusting block (630), a connecting shaft and a fourth adjusting component (640), the connecting shaft is rotatably connected to the connecting block (120), the adjusting block (630) is arranged on the connecting shaft, and the first tensioning shaft (610) and the second tensioning shaft (620) are both rotatably connected to the adjusting block (630); the fourth adjusting component (640) is arranged on the connecting block (120) and connected with the connecting shaft.

9. The cutting device of a mask machine according to claim 8, wherein the fourth regulating assembly (640) comprises a third gear (641), a cylinder (642) and a gear strip (643); the third gear (641) is keyed on the connecting shaft; the cylinder (642) is disposed on the connecting block (120), and the gear rack (643) is disposed on a piston rod of the cylinder (642) and is engaged with the third gear (641).