CN211250156U

CN211250156U - Cutting tool with protection mechanism

Info

Publication number: CN211250156U
Application number: CN201922092637.9U
Authority: CN
Inventors: 陈仿淮; 何伟
Original assignee: Manuli Hydraulics Suzhou Co ltd
Current assignee: Manuli Hydraulics Suzhou Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-14
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a take protection machanism's cutting means, including the cutting device body, the cutting device body includes the base, the top fixed mounting of base has two backup pads, and one side top fixed mounting that two backup pads are close to each other has same roof, and the top thread tightening of roof has the pneumatic cylinder, and the output bottom of pneumatic cylinder extends to the below of roof and fixed mounting has the installation piece, and the bottom thread tightening of installation piece has cutting blade. The utility model relates to a rationally, convenient operation is convenient for alleviate cutting blade decurrent impact force when cutting blade cutting product, by original rigid impact cutting, the mode that changes soft buffering into and pushes down cuts, reaches the purpose of protecting cutting blade, the degree of compression of being convenient for adjust buffer spring according to actual need reaches and relies on its self elasticity to return soft buffering when guaranteeing to support, plays the effect of alleviating the impact force, is favorable to using.

Description

Cutting tool with protection mechanism

Technical Field

The utility model relates to a cutting means technical field especially relates to a take protection machanism's cutting means.

Background

Along with the development of modern machining industry, to the quality of cutting, the continuous improvement of required precision, also promoting to improving production efficiency, reduction in production cost, have the requirement of high intelligent automatic cutout function, current cutting tool is mostly by the cutting blade, and pneumatic cylinder and cutting board constitute, cut the product of cutting on the cutting board through the rigid impact force of pneumatic cylinder cooperation cutting blade downstream.

But current cutting means is not convenient for protect cutting blade, cuts the in-process of cutting off the cutting product at cutting blade, relies on the decurrent hard impact force of cutting blade to cut the cutting product, under the effect of hard impact force, causes the phenomenon that the cutting blade damaged easily, reduces life, can not satisfy the user demand, and consequently we have proposed a cutting means who takes protection machanism and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cutting tool with a protection mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cutting tool with a protection mechanism comprises a cutting device body, wherein the cutting device body comprises a base, two supporting plates are fixedly installed at the top of the base, the top of one side, close to each other, of each supporting plate is fixedly provided with a top plate, a hydraulic cylinder is fixedly arranged on the top of each top plate in a threaded manner, the bottom end of the output end of the hydraulic cylinder extends to the lower portion of each top plate and is fixedly provided with an installation block, a cutting blade is fixedly arranged on the bottom of each installation block in a threaded manner, two clamping plates are arranged between the two supporting plates, a moving block is fixedly installed at the top of one side, far away from each other, of each clamping plate, two T-shaped screw rods are arranged between the two T-shaped screw rods in a threaded manner, a connecting plate is rotatably installed at one end, close to the corresponding clamping plate, of each connecting plate is, a positioning block is fixedly installed at the bottom of one side, close to the corresponding clamping plate, of the connecting plate, the same first spring is fixedly connected between the top of the positioning block and the bottom of the corresponding moving block, a rectangular groove is formed in the bottom of the base, a placing plate is sleeved in the rectangular groove in a sliding mode, the top of the placing plate extends to the upper side of the base and is provided with a mounting groove, the bottom of the clamping plate extends into the mounting groove and is mounted with the inner wall of the bottom of the mounting groove in a sliding mode, a moving plate is arranged in the rectangular groove, a plurality of buffer springs are fixedly connected between the bottom of the placing plate and the moving plate, the four corners of the bottom of the moving plate are fixedly provided with the positioning rods, the base is sleeved on the four positioning rods in a sliding mode, a first groove is formed in the inner wall of the bottom of the rectangular groove, a through, the same rotating block is rotatably installed between the inner walls of the two sides of the first groove, the rotating block is sleeved on the first screw rod in a threaded mode, and the front side of the rotating block penetrates through the through hole and extends out of the base.

Preferably, the anti-skid rubber is fixedly bonded on one side of each of the two clamping plates close to each other.

Preferably, the two sides of the placing plate are both provided with first sliding grooves, the inner walls of the two sides of the rectangular groove are both fixedly provided with first sliding blocks, and the first sliding blocks are in sliding connection with the corresponding first sliding grooves.

Preferably, the top of the rotating block is provided with a first threaded hole, and the first threaded hole is in threaded connection with the first screw rod.

Preferably, the same bearing is fixedly installed between the inner walls of the two sides of the first groove, and the inner ring of the bearing is fixedly sleeved with the outer side of the rotating block.

Preferably, four grooves are fixedly mounted on the inner wall of the bottom of the rectangular groove, and the side walls of the grooves are in sliding connection with the outer sides of the corresponding positioning rods.

Preferably, one side of the supporting plate is provided with a second threaded hole, and the second threaded hole is in threaded connection with the corresponding T-shaped screw.

Preferably, the bottom of the mounting block is provided with a thread groove, the top of the cutting blade is fixedly provided with a thread block, and the thread block is in threaded connection with the thread groove.

Preferably, a first T-shaped sliding rail is fixedly mounted on the inner wall of the bottom of the mounting groove, first T-shaped sliding grooves with two sides being opening settings are formed in the bottom of the clamping plate, the two first T-shaped sliding grooves are connected with the first T-shaped sliding rails in a sliding mode, a second T-shaped sliding rail is fixedly mounted on one side, close to each other, of the two connecting plates, a second T-shaped sliding groove with the top and the bottom being opening settings is formed in one side, far away from the corresponding clamping plate, of the moving block, and the second T-shaped sliding rail is connected with the corresponding second T-shaped sliding groove in a sliding.

Compared with the prior art, the beneficial effects of the utility model are that:

by the base, the supporting plate, the hydraulic cylinder, the clamping plates, the T-shaped screws, the rectangular groove, the placing plate, the buffer spring, the moving plate, the positioning rod, the first groove, the first screw, the rotating block, the connecting plate, the moving block and the first spring, when a cutting product needs to be cut, the cutting product is placed between the two clamping plates, then the two T-shaped screws are rotated, the T-shaped screws rotate and drive the corresponding connecting plate to move, the connecting plate drives the moving block to move through the second T-shaped sliding rail, the moving block drives the anti-skid rubber sheets to clamp the cutting product through the corresponding clamping plates, when the cutting is carried out, the hydraulic cylinder is started to drive the cutting blade to move downwards through the mounting blocks to be in contact with the top of the cutting product, the cutting blade continues to move downwards and drives the cutting product to move downwards, and the corresponding clamping plates are driven to move downwards through the two anti-skid rubber sheets, the clamping plate drives the corresponding moving block to slide on the second T-shaped sliding rail and compress the first spring, the placing plate is limited to continuously move downwards when the cutting product moves downwards and the buffer spring is compressed to the maximum value, so that the cutting product is limited to continuously move downwards, the cutting blade continuously moves downwards and cuts the cutting product, the buffer of the cutting blade in the cutting process of the cutting product is completed under the action of the elastic force of the buffer spring, the cutting is changed from the original rigid impact to soft buffer pressing downwards for cutting, the cutting blade is protected, when the elastic force of the buffer spring is small or soft, the forward rotating block drives the first screw rod to move upwards, the first screw rod drives the moving plate to move upwards while moving upwards and compress the buffer spring, so that the buffer spring is slightly compressed or semi-compressed before buffering, the damping elastic force of the buffer spring in the compressed state on the moving plate is obviously increased, and the elastic force of the buffer spring is adjusted.

The utility model relates to a rationally, convenient operation is convenient for alleviate cutting blade decurrent impact force when cutting blade cutting product, by original rigid impact cutting, the mode that changes soft buffering into and pushes down cuts, reaches the purpose of protecting cutting blade, the degree of compression of being convenient for adjust buffer spring according to actual need reaches and relies on its self elasticity to return soft buffering when guaranteeing to support, plays the effect of alleviating the impact force, is favorable to using.

Drawings

Fig. 1 is a schematic structural view of a cutting tool with a protection mechanism according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a cutting tool with a protection mechanism according to the present invention;

fig. 3 is a schematic structural view of a portion a in fig. 2.

In the figure: the cutting tool comprises a base 1, a supporting plate 2, a hydraulic cylinder 3, a clamping plate 4, a screw rod 5T-shaped, a rectangular groove 6, a placing plate 7, a buffer spring 8, a moving plate 9, a positioning rod 10, a first groove 11, a first screw rod 12, a rotating block 13, a connecting plate 14, a moving block 15, a first spring 16, a cutting blade 17 and a mounting groove 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a cutting tool with a protection mechanism comprises a cutting device body, the cutting device body comprises a base 1, two support plates 2 are fixedly installed at the top of the base 1, the top of one side, close to each other, of the two support plates 2 is fixedly installed with a same top plate, a hydraulic cylinder 3 is fixedly screwed at the top of the top plate, the bottom end of the output end of the hydraulic cylinder 3 extends to the lower part of the top plate and is fixedly installed with an installation block, a cutting blade 17 is fixedly screwed at the bottom of the installation block, two clamp plates 4 are arranged between the two support plates 2, a moving block 15 is fixedly installed at the top of one side, far away from each other, of the two clamp plates 4, two T-shaped screws 5 are arranged between the two support plates 2, the support plates 2 are sleeved on the corresponding T-shaped screws 5 in a threaded manner, the two clamp, one side of the connecting plate 14 close to the corresponding clamping plate 4 and one side of the moving block 15 far away from the clamping plate 4 are installed in a sliding mode, a positioning block is fixedly installed at the bottom of one side of the connecting plate 14 close to the corresponding clamping plate 4, the same first spring 16 is fixedly connected between the top of the positioning block and the bottom of the corresponding moving block 15, a rectangular groove 6 is formed in the bottom of the base 1, a placing plate 7 is sleeved in the rectangular groove 6 in a sliding mode, the top of the placing plate 7 extends to the upper side of the base 1 and is provided with an installation groove 18, the bottom of the clamping plate 4 extends into the installation groove 18 and is installed with the inner wall of the bottom of the installation groove 18 in a sliding mode, a moving plate 9 is arranged in the rectangular groove 6, a plurality of buffer springs 8 are fixedly connected between the bottom of the placing plate 7 and the moving plate 9, positioning rods 10 are fixedly, the utility model relates to a rationally designed, convenient to operate, and convenient to relieve the downward impact force of cutting blade 17 when cutting blade 17 cuts products, the original rigid impact cutting is changed into the soft buffer pressing mode for cutting, and the purpose of protecting cutting blade 17 is achieved, and the compression degree of buffer spring 8 is convenient to adjust according to actual needs to reach the soft buffer of elastic retraction while guaranteeing the support by means of the elastic retraction of the buffer spring, so as to play the effect of relieving the impact force, is beneficial to use.

In the utility model, the anti-skid rubber is adhered and fixed on one side of the two clamping plates 4 which are close to each other, the two sides of the placing plate 7 are both provided with first chutes, the inner walls of the two sides of the rectangular groove 6 are both fixedly provided with first sliders, the first sliders are in sliding connection with the corresponding first chutes, the top of the rotating block 13 is provided with a first threaded hole, the first threaded hole is in threaded connection with a first screw rod 12, the same bearing is fixedly arranged between the inner walls of the two sides of the first groove 11, the inner ring of the bearing is fixedly sleeved with the outer side of the rotating block 13, the inner wall of the bottom of the rectangular groove 6 is fixedly provided with four grooves, the side wall of the groove is in sliding connection with the outer side of the corresponding positioning rod 10, one side of the supporting plate 2 is provided with a second threaded hole, the second threaded hole is in threaded connection with the corresponding T-shaped screw rod 5, screw thread piece and thread groove threaded connection, fixed mounting has first T shape slide rail on the bottom inner wall of mounting groove 18, splint 4's bottom is seted up the first T shape spout that both sides are the opening setting, two first T shape spouts all with first T shape slide rail sliding connection, the equal fixed mounting in one side that two connecting plates 14 are close to each other has second T shape slide rail, movable block 15 is far away from one side of corresponding splint 4 and is seted up the second T shape spout that top and bottom are the opening setting, second T shape slide rail and the second T shape spout sliding connection that corresponds, the utility model relates to a rationally, convenient operation is convenient for alleviate cutting blade 17 decurrent impact force when cutting blade 17 cuts the product, by original rigid impact cutting, change into the mode of soft buffering and pushing down and cut, reach the mesh of protecting cutting blade 17, be convenient for adjust buffer spring 8's degree of compression according to actual need and reach and rely on its self elasticity return when guaranteeing to support The flexible buffer has the effect of relieving impact force and is beneficial to use.

The working principle is as follows: when the cutting device is used, when a cutting product needs to be cut, the cutting product is placed at the top of the placing plate 7, the cutting product is located between the two clamping plates 4, the two T-shaped screw rods 5 are rotated, the T-shaped screw rods 5 rotate and move in position under the action of the second threaded holes formed in one side of the supporting plate 2, the T-shaped screw rods 5 drive the corresponding connecting plates 14 to move, the connecting plates 14 drive the moving blocks 15 to move through the second T-shaped sliding rails, the moving blocks 15 drive the corresponding clamping plates 4 to move, the two clamping plates 4 respectively drive the corresponding anti-skid rubber sheets to move in the direction close to each other and clamp the cutting product, when the cutting is carried out, the hydraulic cylinder 3 is started, the output end of the hydraulic cylinder 3 drives the mounting block to move downwards, the mounting block drives the cutting blade 17 to move downwards through the threaded block, and the cutting blade 17 moves downwards to be in contact, the cutting blade 17 continues to move downwards and drives the cut product to move downwards, the corresponding clamping plate 4 is driven to move downwards by the two anti-slip rubber sheets in the process that the cut product moves downwards, the corresponding moving block 15 is driven by the clamping plate 4 to slide downwards on the second T-shaped sliding rail, the corresponding first spring 16 is compressed when the moving block 15 moves, the placing plate 7 is driven to move downwards in the process that the cut product moves downwards, the buffer spring 8 is compressed in the process that the placing plate 7 moves downwards, the cut product is cut while the cutting blade 17 continues to move downwards, under the action of the elastic force of the buffer spring 8, the cutting blade 17 can buffer the cutting process of a cut product downwards, the original hard impact cutting is changed into soft buffer pressing for cutting, the damage to the cutting blade 17 caused by hard impact is avoided, and the protection of the cutting blade 17 is further completed;

when the elasticity of the buffer spring 8 is small or soft, the phenomenon that a cut product cannot be stably supported occurs, and the size of the elasticity of the buffer spring 8 needs to be adjusted, the rotating block 13 is rotated in a forward direction, under the action of a first threaded hole formed in the top of the rotating block 13, the rotating block 13 rotates to drive the first screw rod 12 to move upwards, the first screw rod 12 drives the moving plate 9 to move upwards while moving upwards, the moving plate 9 compresses the buffer spring 8 while moving upwards, so that the buffer spring 8 is in a slightly compressed or semi-compressed state before buffering is carried out, the compression stroke is shortened, the damping elasticity of the buffer spring 8 in the compressed state on the moving plate 9 is obviously increased, the elasticity of the buffer spring 8 is adjusted, the effect that the support is guaranteed, and the buffer is soft by the self elasticity retraction can be realized by adjusting the compression degree of the buffer spring 8, the effect of relieving the impact force is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A cutting tool with a protection mechanism comprises a cutting device body, wherein the cutting device body comprises a base (1) and is characterized in that two supporting plates (2) are fixedly installed at the top of the base (1), the top of one side, close to each other, of each supporting plate (2) is fixedly provided with a same top plate, a hydraulic cylinder (3) is fixedly arranged on the top of each top plate in a threaded manner, the bottom end of the output end of the hydraulic cylinder (3) extends to the lower part of the top plate and is fixedly provided with an installation block, the bottom of the installation block is fixedly provided with a cutting blade (17) in a threaded manner, two clamping plates (4) are arranged between the two supporting plates (2), a moving block (15) is fixedly installed at the top of one side, far away from each other, of the two clamping plates (4), two T-shaped screw rods (5) are arranged, the two clamping plates (4) are positioned between the two T-shaped screw rods (5), one end of each T-shaped screw rod (5) close to the corresponding clamping plate (4) is rotatably provided with a connecting plate (14), one side of each connecting plate (14) close to the corresponding clamping plate (4) and one side of each moving block (15) far away from the corresponding clamping plate (4) are slidably mounted, the bottom of one side of each connecting plate (14) close to the corresponding clamping plate (4) is fixedly provided with a positioning block, the top of each positioning block and the bottom of the corresponding moving block (15) are fixedly connected with the same first spring (16), the bottom of the base (1) is provided with a rectangular groove (6), a placing plate (7) is sleeved in the rectangular groove (6) in a sliding manner, the top of the placing plate (7) extends to the upper part of the base (1) and is provided with a mounting groove (18), the bottom of each clamping plate (4), be equipped with movable plate (9) in rectangular channel (6), place a plurality of buffer spring (8) of fixedly connected with between the bottom of board (7) and movable plate (9), the equal fixed mounting in bottom four corners of movable plate (9) has locating lever (10), base (1) slip cover is established on four locating levers (10), first groove (11) have been seted up on the bottom inner wall of rectangular channel (6), the through-hole has been seted up on the front side inner wall of first groove (11), the bottom fixed mounting of movable plate (9) has first screw rod (12), the bottom of first screw rod (12) extends to in first groove (11) and fixed mounting has the anticreep piece, rotate between the both sides inner wall of first groove (11) and install same rotatory piece (13), rotatory piece (13) thread bush is established on first screw rod (12), the front side of rotatory piece (13) runs through the through-hole and extends to outside base (1).

2. The cutting tool with the protection mechanism is characterized in that the side, close to each other, of each clamping plate (4) is fixedly bonded with an anti-skid rubber sheet.

3. The cutting tool with the protection mechanism according to claim 1, wherein the placing plate (7) is provided with first sliding grooves on both sides, and first sliding blocks are fixedly mounted on inner walls of both sides of the rectangular groove (6) and are slidably connected with the corresponding first sliding grooves.

4. The cutting tool with the protection mechanism is characterized in that a first threaded hole is formed in the top of the rotating block (13), and the first threaded hole is in threaded connection with the first screw rod (12).

5. The cutting tool with the protection mechanism is characterized in that the same bearing is fixedly installed between the two side inner walls of the first groove (11), and the inner ring of the bearing is fixedly sleeved with the outer side of the rotating block (13).

6. The cutting tool with the protection mechanism is characterized in that four grooves are fixedly arranged on the inner wall of the bottom of the rectangular groove (6), and the side walls of the grooves are in sliding connection with the outer sides of the corresponding positioning rods (10).

7. The cutting tool with the protection mechanism is characterized in that one side of the support plate (2) is provided with a second threaded hole, and the second threaded hole is in threaded connection with the corresponding T-shaped screw (5).

8. The cutting tool with the protection mechanism is characterized in that a threaded groove is formed in the bottom of the mounting block, a threaded block is fixedly mounted at the top of the cutting blade (17), and the threaded block is in threaded connection with the threaded groove.

9. The cutting tool with the protection mechanism according to claim 1, wherein a first T-shaped slide rail is fixedly mounted on an inner wall of the bottom of the mounting groove (18), a first T-shaped slide groove with openings at both sides is formed in the bottom of the clamping plate (4), the two first T-shaped slide grooves are both slidably connected with the first T-shaped slide rail, a second T-shaped slide rail is fixedly mounted on one side of the two connecting plates (14) close to each other, a second T-shaped slide groove with openings at both top and bottom is formed in one side of the moving block (15) away from the corresponding clamping plate (4), and the second T-shaped slide rail is slidably connected with the corresponding second T-shaped slide groove.