CN210705054U - Gauze cutting edge equipment - Google Patents

Abstract

The utility model discloses a gauze edge trimming device, which relates to the technical field of gauze processing, comprising: a bottom frame, a top frame, a pressing part, a first driving part and a spring force gauge. a groove; the top frame includes a horizontally arranged mounting piece and two vertically symmetrically arranged sliding rods; the pressing part includes a moving piece and two pressing pieces, both of which are fixedly connected to the bottom of the moving piece and move The two sliding rods are slidably connected, and the bottom ends of the two pressing parts are matched with the two first grooves; the first driving part is dynamically connected with the moving part, and is used to drive the moving part to move up and down; the spring dynamometer is provided with There is a flange, the top frame is provided with a second groove, the spring dynamometer passes through the second groove, and is slidably connected with the top frame, and the hook of the spring dynamometer is fixedly connected to the moving part. The bottom of the compression piece is flush with the top of the chassis when the inner bottom of the The utility model improves the control effect on the fixing force of the gauze.

Description

A gauze trimming device

technical field

The utility model relates to the technical field of gauze processing, in particular to a gauze edge trimming device.

Background technique

In the prior art, the edge trimming method of the gauze is as follows: using a fixed cutting device, such as a circular saw, and then using a clamping device to fix the gauze and move the gauze along a set path. During the movement of the web, the gauze meshes with the cutting parts of the cutting equipment, such as the saw blade of a circular saw, thereby cutting off the edges of the gauze.

However, in this method, since the gauze is a flexible part, the way of fixing the gauze by the clamping device is multi-point fixing. When the gauze is fixed by the clamping device, the fixing force is not easy to control. If the force is too large or too small, it is easy to cause cutting The edges are uneven, causing burrs and other problems.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a gauze trimming device, which is used to improve the control effect of the device on the fixing strength of the gauze.

Based on the above purpose, a gauze trimming device provided by the present utility model includes:

A bottom frame, a top frame, a pressing part, a first driving part, and a spring dynamometer, wherein,

the bottom frame is arranged below the top frame, and the bottom frame is arranged on two first grooves;

The top frame includes a horizontally arranged mounting piece and two vertically symmetrically arranged sliding rods, both of which are fixedly connected to the bottom of the mounting piece;

The pressing part includes a moving piece and two pressing pieces, the two pressing pieces are fixedly connected to the bottom of the moving piece, the moving piece is slidably connected with the two sliding rods, and the two pressing pieces are The bottom end of the pressing piece is matched with the two first grooves;

The first driving part is dynamically connected with the moving member, and is used for driving the moving member to move up and down;

The spring dynamometer is provided with a flange, the top frame is provided with a second groove, the spring dynamometer passes through the second groove and is slidably connected with the top frame, and the spring dynamometer measures the force. The hook of the gauge is fixedly connected to the moving piece, and when the flange is in contact with the inner bottom of the second groove, the bottom of the pressing piece is flush with the top of the bottom frame.

Optionally, the first driving part includes a first motor, the first motor is fixedly installed on the top frame, the first motor is powered with a driving gear, and the driving gear is meshed with a driven gear, The height of the driven gear is greater than the height of the driving gear, the driven gear is fixedly connected with a screw rod, and the end of the screw rod away from the driven gear passes through the top frame and is connected with the top of the moving piece. Rotationally connected, the screw rod is screwed with the top frame.

Optionally, both the bottom end of the pressing member and the first groove are arc-shaped.

Optionally, the edge trimming device further includes a cutting part, a through groove is provided on the base frame, the through groove is located between the two first grooves, and the cutting part is installed on the base frame On the above, the cutting part cuts the gauze on the chassis through the through groove.

Optionally, the cutting part includes a cutting knife, a second motor, a sliding block, a sliding rail and a second driving part, wherein,

the cutting knife passes through the through groove from the bottom of the through groove;

the second motor is powered with the cutting blade;

the slider is fixedly connected to the bottom of the second motor;

the sliding block is slidably connected with the sliding rail;

The second driving part is dynamically connected with the sliding block, and is used for driving the sliding block to move back and forth on the sliding rail.

Optionally, the second driving part includes a telescopic rod, one end of the telescopic rod is hinged on the slider, the other end is fixedly connected with a sector gear, and the connection between the sector gear and the telescopic rod is hinged at the place. At the bottom of the chassis, the sector gear is meshed with a rack, and one end of the rack is powered with a cylinder.

When using the device to fix the gauze, first place the gauze on the top of the bottom frame, and then drive the moving member to move downward through the first driving part, thereby driving the pressing member to move downward. When the tops of the chassis are flush, the flange is limited by the groove at this time, and when the pressing member continues to move downward toward the inside of the first groove to press the gauze, the moving member pulls the hook to move down, so as to pass through the first groove. The reading of the spring dynamometer can indirectly determine whether the fixing force of the gauze is within a reasonable range.

It can be seen from the above that the device can indirectly judge whether the fixed force of the gauze is within a reasonable range, and when the reading of the spring dynamometer exceeds the predetermined reading, the moving part is controlled to move upward, thereby reducing the pressing part. The fixing force to the gauze is within a reasonable range. When the reading of the spring dynamometer is less than the predetermined reading, the moving part is controlled to move downward, thereby increasing the fixing force of the pressing part to the gauze, so that the fixed force of the gauze is increased. force is within a reasonable range. Therefore, the device can improve the control effect of the fixing force of the gauze, thereby reducing the occurrence rate of problems such as uneven trimming of the gauze and burrs caused by too large or too small fixing force.

Description of drawings

1 is a schematic structural diagram of an edge trimming device according to a specific embodiment of the present utility model;

FIG. 2 is a bottom view of the chassis in FIG. 1 .

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings.

In order to achieve the above purpose, the embodiment of the present invention provides a gauze edge trimming device. As shown in Fig. 1 to Fig. 2, a gauze trimming device includes: a bottom frame 1, a top frame 2, a pressing part, a first driving part and a spring dynamometer 3, wherein,

The bottom frame 1 is arranged below the top frame 2, and the bottom frame 1 is arranged on two first grooves 11;

The top frame 2 includes a horizontal mounting member 21 and two vertically symmetrical sliding rods 22, both of which are fixedly connected to the bottom of the mounting member 21;

The pressing part includes a moving piece 41 and two pressing pieces 42 , the two pressing pieces 42 are fixedly connected to the bottom of the moving piece 41 , and the moving piece 41 slides with the two sliding rods 22 . connected, the bottom ends of the two pressing members 42 are matched with the two first grooves 11;

The first driving part is dynamically connected with the moving member 41 for driving the moving member 41 to move up and down;

The spring dynamometer 3 is provided with a flange 31, the top frame 2 is provided with a second groove 23, the spring dynamometer 3 passes through the second groove 23, and is connected with the top frame 2. Sliding connection, the hook of the spring dynamometer 3 is fixedly connected to the moving member 41, when the flange 31 is in contact with the inner bottom of the second groove 23, the bottom of the pressing member 42 flush with the top of the chassis 1 .

When using this device to fix the gauze, first place the gauze on the top of the bottom frame 1, and then drive the moving member 41 to move downward through the first driving part, thereby driving the pressing member 42 to move downward. When the bottom of the bottom frame is flush with the top of the bottom frame 1, the flange 31 is limited by the groove, and when the pressing member 42 continues to move downward toward the inside of the first groove 11 to press the gauze, the moving member 41 Pull the hook to move downward, so that the reading of the spring dynamometer 3 can indirectly determine whether the fixing force on the gauze is within a reasonable range.

It can be seen from the above that the device can indirectly determine whether the fixed force of the gauze is within a reasonable range. When the reading of the spring dynamometer 3 exceeds the predetermined reading, the moving part 41 is controlled to move upward, thereby reducing the pressure. The fixing force of the pressing member 42 to the gauze is made so that the fixing force is within a reasonable range. When the reading of the spring dynamometer 3 is less than the predetermined reading, the moving member 41 is controlled to move downward, thereby increasing the effect of the pressing member 42 on the gauze. the fixing force, so that the fixing force is within a reasonable range. Therefore, the device can improve the control effect of the fixing force of the gauze, thereby reducing the occurrence rate of problems such as uneven trimming of the gauze and burrs caused by too large or too small fixing force.

In some embodiments, the first driving part includes a first motor 51, the first motor 51 is fixedly mounted on the top frame 2, the first motor 51 is powered with a driving gear 52, and the driving The gear 52 is meshed with a driven gear 53 , the height of the driven gear 53 is greater than the height of the driving gear 52 , the driven gear 53 is fixedly connected with a screw rod 54 , and the screw rod 54 is away from the driven gear 53 . One end passes through the top frame 2 and is rotatably connected to the top of the moving member 41 , and the screw rod 54 is threadedly connected to the top frame 2 .

During operation, the rotation of the first motor 51 drives the driving gear 52 to rotate, the driving gear 52 drives the driven gear 53 to rotate, and the driven gear 53 drives the screw rod 54 to rotate, so the screw rod 54 can be controlled by the forward and reverse motion of the first motor 51 . Move up and down on the top frame 2, so as to realize the control of the moving member 41 to move up and down, and to adjust the size of the fixing force of the pressing member 42 to the gauze.

Optionally, the bottom end of the pressing member 42 and the first groove 11 are both arc-shaped.

In some embodiments, the edge trimming device further includes a cutting part, the bottom frame 1 is provided with a through groove 12, the through groove 12 is located between the two first grooves 11, and the cutting part Installed on the base frame 1 , the cutting part cuts the gauze on the base frame 1 through the through groove 12 .

Optionally, the cutting part includes a cutting knife 61, a second motor 62, a sliding block 63, a sliding rail 64 and a second driving part, wherein,

The cutting knife 61 passes through the through slot 12 from the bottom of the through slot 12;

The second motor 62 is powered with the cutting blade 61;

The slider 63 is fixedly connected to the bottom of the second motor 62;

The sliding block 63 is slidably connected to the sliding rail 64;

The second driving part is dynamically connected with the sliding block 63 for driving the sliding block 63 to move back and forth on the sliding rail 64 .

Optionally, the second driving part includes a telescopic rod 71, one end of the telescopic rod 71 is hinged on the slider 63, and the other end is fixedly connected with a sector gear 72, the sector gear 72 and the telescopic rod 71 The connection point of the rack is hinged on the bottom of the chassis 1 , the sector gear 72 is engaged with a rack 73 , and one end of the rack 73 is powered with a cylinder 74 .

When the gauze is cut by the cutting part, the expansion and contraction of the air cylinder 74 drives the rack 73 to move, the rack 73 drives the sector gear 72 to rotate, and the sector gear 72 rotates to drive the telescopic rod 71 to rotate, thereby driving the slider 63 on the slide rail. 64 moves up, thereby driving the second motor 62 on the slider 63 to move, and the second motor 62 drives the cutting knife 61 to rotate to cut the gauze. The cutting part has a compact structure and takes up less space.

Those of ordinary skill in the art should understand that the discussion of any of the above embodiments is only exemplary, and is not intended to imply that the scope of the present disclosure (including the claims) is limited to these examples; under the spirit of the present invention, the above embodiments Alternatively, the technical features in the different embodiments may also be combined, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omission, modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims (6)

1. a gauze trimming equipment, is characterized in that, comprises: bottom frame, top frame, pressing part, first driving part and spring dynamometer, wherein, the bottom frame is arranged below the top frame, and the bottom frame is arranged on two first grooves; The top frame includes a horizontally arranged mounting piece and two vertically symmetrically arranged sliding rods, both of which are fixedly connected to the bottom of the mounting piece; The pressing part includes a moving piece and two pressing pieces, the two pressing pieces are fixedly connected to the bottom of the moving piece, the moving piece is slidably connected with the two sliding rods, and the two pressing pieces are The bottom end of the pressing piece is matched with the two first grooves; The first driving part is dynamically connected with the moving member, and is used for driving the moving member to move up and down; The spring dynamometer is provided with a flange, the top frame is provided with a second groove, the spring dynamometer passes through the second groove and is slidably connected with the top frame, and the spring dynamometer measures the force. The hook of the gauge is fixedly connected to the moving piece, and when the flange is in contact with the inner bottom of the second groove, the bottom of the pressing piece is flush with the top of the bottom frame. 2 . The gauze trimming device according to claim 1 , wherein the first driving part comprises a first motor, the first motor is fixedly installed on the top frame, and the first The motor is powered with a driving gear, the driving gear is meshed with a driven gear, the height of the driven gear is greater than the height of the driving gear, the driven gear is fixedly connected with a screw rod, and the screw rod is far from the driven gear One end of the gear passes through the top frame and is rotatably connected with the top of the moving piece, and the screw rod is threadedly connected with the top frame. 3 . The gauze edge trimming device according to claim 1 , wherein the bottom end of the pressing member and the first groove are both arc-shaped. 4 . 4 . The gauze trimming device according to claim 1 , wherein the trimming device further comprises a cutting part, and a through slot is provided on the bottom frame, and the through slot is located in two of the Between the first grooves, the cutting part is installed on the base frame, and the cutting part cuts the gauze on the base frame through the through groove. 5. A gauze trimming device according to claim 4, wherein the cutting part comprises a cutting knife, a second motor, a sliding block, a sliding rail and a second driving part, wherein, the cutting knife passes through the through groove from the bottom of the through groove; the second motor is powered with the cutting blade; the slider is fixedly connected to the bottom of the second motor; the sliding block is slidably connected with the sliding rail; The second driving part is dynamically connected with the sliding block, and is used for driving the sliding block to move back and forth on the sliding rail. 6 . The gauze trimming equipment according to claim 5 , wherein the second driving part comprises a telescopic rod, one end of the telescopic rod is hinged on the slider, and the other end is fixedly connected with a fan-shaped rod. 7 . A gear, the connection between the sector gear and the telescopic rod is hinged at the bottom of the chassis, the sector gear is engaged with a rack, and one end of the rack is powered with a cylinder.

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