CN220050300U

CN220050300U - Blade protection device of metal cutting machine

Info

Publication number: CN220050300U
Application number: CN202321495333.7U
Authority: CN
Inventors: 陈白梅
Original assignee: Jiangsu Hongtai Metallurgical Equipment Manufacturing Co ltd
Current assignee: Jiangsu Hongtai Metallurgical Equipment Manufacturing Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-11-21
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a blade protection device of a metal cutting machine, which comprises: the main body unit comprises a base and a first fixed lug fixedly connected to one end of the upper side wall of the base, a rotary column is rotationally connected to the first fixed lug, a driving motor is fixedly connected to one end, far away from the first fixed lug, of the rotary column, and a cutter blade is fixedly connected to an output shaft of the driving motor; the protection unit comprises a semicircular protective cover with a downward opening and a liquid storage tank fixedly connected to the upper side wall of the rotary column, wherein the driving motor is fixedly connected with the semicircular protective cover, an output shaft of the driving motor penetrates through the semicircular protective cover, multiple groups of evenly distributed nozzles are fixedly connected to the inner side wall of the semicircular protective cover, and the liquid storage tank is communicated with the multiple groups of nozzles through first infusion tubes. According to the utility model, the cooling liquid is sprayed to the cutter blade through the plurality of groups of nozzles, so that the problem that the damage degree of the cutter blade is aggravated due to overheating of the cutter blade caused by overhigh temperature is effectively solved.

Description

Blade protection device of metal cutting machine

Technical Field

The utility model relates to the technical field of metal cutting, in particular to a blade protection device of a metal cutting machine.

Background

In recent years, with the rapid development of the modern machining industry, various material processing industries have been used as cutters, which are classified from cutting materials into metal material cutters and nonmetal material cutters, which are classified into flame cutters, laser cutters, etc., metal material cutters are mainly cutter cutters, and generally cutters are generally used to cut metal plates, wherein metal circular saw cutters are mainly used to cut metal pipes, bars, etc.

In order to protect operators and related personnel in the cutting process of the metal cutting machine, a safety protection device is usually arranged on the outer side of a circular saw blade, a protective cover used for the metal cutting machine which is used conventionally only protects the upper end of the cutter blade, prevents operators from touching the cutter blade by mistake, only plays a simple anti-false effect, the cutter blade can generate very high temperature and a large amount of metal fragments when cutting a plate in a high-speed rotation mode, a large amount of sparks are scattered at the cutting position below the cutter blade, the sparks which are scattered when cutting the metal plate often cause damage to operators or passers-by, and the cutter blade rotates at a high speed and rubs with the plate when cutting the plate, so that the temperature of the cutter blade rises sharply, when the metal cutting machine blade is continuously used, the damage degree of the cutter blade is aggravated when the cutter blade is used under the condition of high temperature for a long time, and the service life of the cutter blade is shortened.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned problems with the blade guard of a metal cutting machine.

Therefore, the present utility model is directed to a blade guard for a metal cutting machine, which is adapted to solve the problem that when a cutting blade rotating at a high speed is used for cutting a plate, friction is generated between the cutting blade and the plate, thereby causing a rapid temperature rise of the cutting blade, and when the metal cutting blade is used continuously, the damage degree of the cutting blade is increased when the metal cutting blade is used for a long time at a high temperature.

In order to solve the technical problems, the utility model provides the following technical scheme: a blade guard for a metal cutting machine, comprising:

the main body unit comprises a base and a first fixed lug fixedly connected to one end of the upper side wall of the base, a rotating column is rotationally connected to the first fixed lug, a driving motor is fixedly connected to one end, far away from the first fixed lug, of the rotating column, a cutter blade is fixedly connected to an output shaft of the driving motor, and a handle is fixedly connected to the side wall of the driving motor;

the protection unit comprises a semicircular protective cover with a downward opening and a liquid storage tank fixedly connected to the upper side wall of the rotary column, wherein the driving motor is fixedly connected with the semicircular protective cover, an output shaft of the driving motor penetrates through the semicircular protective cover, multiple groups of evenly distributed nozzles are fixedly connected to the inner side wall of the semicircular protective cover, the liquid storage tank and the multiple groups of nozzles are communicated through a first infusion tube, the first infusion tube penetrates through the semicircular protective cover, a water pump communicated with the first infusion tube is fixedly connected to the liquid storage tank, and a first protection plate and a second protection plate are respectively connected to the semicircular protective cover in a rotating mode.

As a preferred embodiment of the blade guard of a metal cutting machine according to the present utility model, wherein: the second guard plate is kept away from and is rotationally connected with hollow collection box on the lateral wall of driving motor output shaft, collection box and base sliding connection, a rectangular opening is left to the lateral wall that the collection box is close to the cutting machine blade, sliding connection has the drawer in the collection box, the interior upper side wall fixedly connected with multiunit evenly distributed's shower nozzle of collection box, the liquid reserve tank passes through the second transfer line intercommunication with multiunit shower nozzle.

As a preferred embodiment of the blade guard of a metal cutting machine according to the present utility model, wherein: the first guard plate is kept away from fixedly connected with transparent baffle on the lateral wall of driving motor output shaft, threaded connection's stop bolt on the transparent baffle, stop bolt runs through transparent baffle and semicircle protection casing offset.

As a preferred embodiment of the blade guard of a metal cutting machine according to the present utility model, wherein: the base upper side wall is kept away from the one end fixedly connected with second fixed ear of first fixed ear, run through the screw rod that is provided with threaded connection on the second fixed ear lateral wall, the one end that the screw rod is close to first fixed ear rotates and is connected with the limiting plate, the base upper side wall still sliding connection has two sets of limit blocks respectively, the multiunit is straight notch has been seted up on the base, every group equal threaded connection has fastening bolt on the stopper, fastening bolt runs through stopper and straight slot counterbalance.

As a preferred embodiment of the blade guard of a metal cutting machine according to the present utility model, wherein: the drawer in the collection box is arranged to be right trapezoid, and one end, close to the rectangular opening, of the drawer is fixedly connected with a triangular block.

As a preferred embodiment of the blade guard of a metal cutting machine according to the present utility model, wherein: the collecting frame is connected with the lower portion of the base through threads, and the collecting frame is mounted between four feet of the base in a fitting mode.

The utility model has the beneficial effects that: the metal sheet is placed on the base and clamped and fixed by the limiting plate and the limiting block, the driving motor is started to drive the cutter blade to rotate, most sparks generated by cutting enter the collecting box, cooling liquid in the liquid storage tank is pumped by the water pump, the cooling liquid is sprayed out of the cutter blade through the nozzle in the semicircular protective cover, cooling treatment is carried out on the cutter blade, meanwhile, the cooling liquid sprayed out by the nozzle communicated with the second infusion tube in the collecting box is used for pouring out and cooling the sparks with higher temperature, potential safety hazards existing when the cutter cuts metal materials are reduced, the problem that the cutter blade is overheated due to overhigh temperature and further the damage degree of the cutter blade is aggravated is effectively solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic diagram of the overall structure of a blade guard of a metal cutting machine according to the present utility model;

fig. 2 is a schematic view of a protection unit of a blade protection device of a metal cutting machine according to the present utility model;

FIG. 3 is a schematic sectional view of a protecting unit of a blade protecting device of a metal cutting machine according to the present utility model;

description of the drawings: 100 main body units, 101 bases, 102 first fixed lugs, 103 rotary posts, 104 driving motors, 105 cutter blades, 106 handles, 107 second fixed lugs, 108 screws, 109 limiting plates, 110 limiting blocks, 111 collecting frames, 200 protecting units, 201 semicircular protecting covers, 202 liquid storage boxes, 203 water pumps, 204 first infusion tubes, 205 nozzles, 206 first protecting plates, 207 second protecting plates, 208 collecting boxes, 209 second infusion tubes, 210 transparent baffles and 211 limiting bolts.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure will be partially enlarged from a general scale for convenience of description, and the schematic drawings are only illustrative and should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Examples

Referring to fig. 1 to 3, for one embodiment of the present utility model, there is provided a blade guard of a metal cutting machine, including a body unit 100 and a guard unit 200.

The main body unit 100 comprises a base 101 and a first fixed lug 102 fixedly connected to one end of the upper side wall of the base 101, a rotary column 103 is rotatably connected to the first fixed lug 102, a driving motor 104 is fixedly connected to one end, far away from the first fixed lug 102, of the rotary column 103, a cutter blade 105 is fixedly connected to the output shaft of the driving motor 104, and a handle 106 is fixedly connected to the side wall of the driving motor 104;

the protection unit 200 comprises a semicircular protection cover 201 with a downward opening and a liquid storage tank 202 fixedly connected to the upper side wall of the rotary column 103, the driving motor 104 is fixedly connected with the semicircular protection cover 201, an output shaft of the driving motor 104 penetrates through the semicircular protection cover 201, a plurality of groups of evenly distributed nozzles 205 are fixedly connected to the inner side wall of the semicircular protection cover 201, the liquid storage tank 202 and the plurality of groups of nozzles 205 are communicated through a first infusion tube 204, the first infusion tube 204 penetrates through the semicircular protection cover 201, a water pump 203 communicated with the first infusion tube 204 is fixedly connected to the liquid storage tank 202, a first protection plate 206 and a second protection plate 207 are respectively and rotatably connected to the semicircular protection cover 201, cooling liquid in the liquid storage tank 202 is pumped through the water pump 203, and then sprayed to the cutter blades 105 through the nozzles 205 in the semicircular protection cover 201, so that the cutter blades 105 are cooled;

the second protection plate 207 is rotatably connected with a hollow collecting box 208 on one side wall far away from the output shaft of the driving motor 104, the collecting box 208 is slidably connected with the base 101, a rectangular opening is reserved on one side wall of the collecting box 208 close to the cutter blade 105, a drawer is slidably connected in the collecting box 208, a plurality of groups of evenly distributed spray heads are fixedly connected on the upper inner side wall of the collecting box 208, the liquid storage tank 202 is communicated with the plurality of groups of spray heads through a second infusion tube 209, when the cutter blade 105 cuts a metal plate, most sparks are splashed along the rotating direction of the cutter blade 105 at the contact point of the cutter blade 105, so that the collecting box 208 is arranged at the cutting point along the rotating direction of the cutter blade 105, most splashed sparks are collected in the collecting box 208, meanwhile, the spray heads communicated with the second infusion tube 209 in the collecting box 208 spray cooling liquid to quench and cool the sparks with higher temperature, the potential safety hazard existing when the cutting machine cuts metal materials is reduced, a transparent baffle 210 is fixedly connected to one side wall of the first protection plate 206 far away from the output shaft of the driving motor 104, a limit bolt 211 is in threaded connection with the transparent baffle 210, the limit bolt 211 penetrates through the transparent baffle 210 and props against the semicircular protection cover 201, the transparent baffle 210 prevents a small amount of sparks at other angles from being sputtered into eyes of operators, meanwhile, the rotation angle of the transparent baffle 210 relative to the first protection plate 206 can be manually adjusted by controlling the tightness of the limit bolt 211, one end of the upper side wall of the base 101 far away from the first fixed lug 102 is fixedly connected with a second fixed lug 107, a screw 108 in threaded connection is penetrated on the side wall of the second fixed lug 107, one end of the screw 108 close to the first fixed lug 102 is rotationally connected with a limit plate 109, two groups of limit blocks 110 are respectively and slidably connected to the upper side wall of the base 101, a plurality of groups of straight notches are formed in the base 101, every group of limit piece 110 is last all threaded connection has fastening bolt, fastening bolt runs through stopper 110 and straight slot mouth and offsets, through the flexible distance of rotation control limiting plate 109 of screw rod 108, the elasticity through fastening bolt changes the position of stopper 110 on base 101, limiting plate 109 and stopper 110 cooperate jointly to press from both sides tightly fixedly to sheet metal, the drawer in the collection box 208 sets up right trapezoid, and the drawer is close to rectangular open-ended one end fixedly connected with triangular block, collect the aftertreatment through the drawer with the metal piece, part spark can be better get into in the drawer through striking on the triangular block, base 101 below threaded connection has collection frame 111, collection frame 111 laminates the installation between base 101 four feet, except the most metal piece of collecting in the collection box 208, there is the circumstances of sputtering some sparks in other directions when the metal cutting machine cuts, these part sparks scatter on base 101, fall into collection frame 111 through straight notch, can not scatter and lead to often needing to cleaning ground on ground.

In the use, put sheet metal on base 101 with limiting plate 109 and stopper 110 clamp fixed, start driving motor 104 drives cutter blade 105 rotation, push down handle 106 and begin cutting sheet metal, produce most sparks and get into in collecting box 208, start water pump 203, the coolant liquid in liquid reserve tank 202 spouts to cutter blade 105 through multiunit nozzle 205, play the effect of cooling down to cutter blade 105, the coolant liquid in liquid reserve tank 202 also flows to in collecting box 208 through the second transfer line 209 simultaneously, pour out the sparks in the collecting box 208, cutter blade 105 is overheated because of the high temperature has effectively been solved, and then the problem that its blade damage degree is aggravated is led to.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A blade guard for a metal cutting machine, comprising:

the main body unit (100) comprises a base (101) and a first fixed lug (102) fixedly connected to one end of the upper side wall of the base (101), a rotating column (103) is rotatably connected to the first fixed lug (102), a driving motor (104) is fixedly connected to one end, far away from the first fixed lug (102), of the rotating column (103), a cutter blade (105) is fixedly connected to an output shaft of the driving motor (104), and a handle (106) is fixedly connected to the side wall of the driving motor (104);

protection unit (200), it includes semicircle protection casing (201) and fixed connection lateral wall's liquid reserve tank (202) on steering column (103) of opening, driving motor (104) and semicircle protection casing (201) fixed connection, and driving motor (104) output shaft run through semicircle protection casing (201) setting, semicircle protection casing (201) inside wall fixedly connected with multiunit evenly distributed nozzle (205), liquid reserve tank (202) all communicate through first transfer line (204) with multiunit nozzle (205), first transfer line (204) run through semicircle protection casing (201) setting, fixedly connected with water pump (203) with first transfer line (204) intercommunication on liquid reserve tank (202), rotation is connected with first guard plate (206) and second guard plate (207) on semicircle protection casing (201) respectively.

2. The blade guard of a metal cutting machine of claim 1, wherein: the second guard plate (207) is kept away from and is rotationally connected with hollow collection box (208) on one lateral wall of driving motor (104) output shaft, collection box (208) and base (101) sliding connection, a rectangular opening is left to a lateral wall that collection box (208) is close to cutting machine blade (105), sliding connection has the drawer in collection box (208), the interior upper lateral wall fixedly connected with multiunit evenly distributed's shower nozzle of collection box (208), liquid reserve tank (202) and multiunit shower nozzle pass through second transfer line (209) intercommunication.

3. The blade guard of a metal cutting machine of claim 1, wherein: a transparent baffle (210) is fixedly connected to one side wall, far away from the output shaft of the driving motor (104), of the first protection plate (206), a limit bolt (211) is connected to the transparent baffle (210) in a threaded mode, and the limit bolt (211) penetrates through the transparent baffle (210) and abuts against the semicircular protection cover (201).

4. The blade guard of a metal cutting machine of claim 1, wherein: a second fixed lug (107) is fixedly connected to one end of the upper side wall of the base (101) far away from the first fixed lug (102), a screw (108) in threaded connection is arranged on the side wall of the second fixed lug (107) in a penetrating manner, a limit plate (109) is rotatably connected to one end of the screw (108) close to the first fixed lug (102), the base (101) is characterized in that two groups of limiting blocks (110) are further connected to the upper side wall of the base (101) in a sliding mode, a plurality of groups of straight slot openings are formed in the base (101), each group of limiting blocks (110) are connected with fastening bolts in a threaded mode, and the fastening bolts penetrate through the limiting blocks (110) and are propped against the straight slot openings.

5. A blade guard for a metal cutting machine as defined in claim 2, wherein: the drawers in the collection box (208) are arranged in a right trapezoid shape, and one end, close to the rectangular opening, of each drawer is fixedly connected with a triangular block.

6. The blade guard of a metal cutting machine of claim 1, wherein: the collecting frame (111) is connected with the lower portion of the base (101) in a threaded mode, and the collecting frame (111) is mounted between four feet of the base in a fitting mode.