CN214720170U - Cutting device convenient to change saw bit - Google Patents
Cutting device convenient to change saw bit Download PDFInfo
- Publication number
- CN214720170U CN214720170U CN202120761880.XU CN202120761880U CN214720170U CN 214720170 U CN214720170 U CN 214720170U CN 202120761880 U CN202120761880 U CN 202120761880U CN 214720170 U CN214720170 U CN 214720170U
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- cutting
- steel bar
- main part
- rod
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Abstract
The utility model relates to a cutting device technical field specifically is a cutting device convenient to change saw bit, including steel bar cutting machine main part, brake lever and transfer line, the inside of steel bar cutting machine main part is transversely inserted and is equipped with the brake lever, the inside equidistance of brake lever is pegged graft and is had three reset spring groups, and the one end that reset spring kept away from each other all welds and has a locking lever, three characters the one end that reset spring was kept away from to the locking lever all passes the outside that the transfer line inner wall extended to the transfer line, the surface cover of transfer line is equipped with cutting blade main part, and three group's recesses have been seted up to the inside equidistance of cutting blade main part, and the recess all keeps away from reset spring's one end looks adaptation with the locking lever, three groups the one end that reset spring was kept away from to the locking lever is all inserted and is established in the inside recess of cutting blade main part. The utility model discloses a blade part that the structure makes reinforcement cutting machine can be comparatively convenient dismantles the change.
Description
Technical Field
The utility model relates to a cutting device technical field specifically is a cutting device convenient to change saw bit.
Background
The cutting device is a tool for cutting blocks of various materials with large volume by using a blade in an electric or manual mode, and is aimed at a steel bar cutting machine for cutting steel bars, the cutting amount is large, so that the cutting blade is quickly abraded, the blade of the steel bar cutting machine needs to be frequently replaced by an operator, usually, the blade is fixed by a screw, the mode is firm, the disassembly and the assembly are troublesome, and the working efficiency of the reduction to a certain degree wastes time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cutting device convenient to change saw bit to solve the cutting blade wearing and tearing of the bar cutter who proposes among the above-mentioned background art very fast, this blade that leads to operating personnel to need often change bar cutter, and the blade mostly passes through the fix with screw usually, though this kind of mode is comparatively firm, but the dismouting is comparatively troublesome, the work efficiency of this certain degree of reduction, the problem of time has been wasted.
In order to achieve the above object, the utility model provides a following technical scheme: a cutting device convenient for replacing saw blades comprises a steel bar cutting machine main body, a brake rod and a transmission rod, wherein the brake rod is transversely inserted into the steel bar cutting machine main body, the surface of the brake rod is sleeved with the transmission rod, three groups of reset springs are inserted into the brake rod at equal intervals, locking rods are welded at the ends, far away from the reset springs, of the three groups of the locking rods, the ends, far away from the reset springs, of the three groups of the locking rods penetrate through the inner wall of the transmission rod and extend to the outside of the transmission rod, a cutting blade main body is sleeved on the surface of the transmission rod, three groups of grooves are formed in the cutting blade main body at equal intervals and are matched with the ends, far away from the reset springs, of the locking rods, one ends, far away from the reset springs, of the three groups of the locking rods are inserted into the grooves formed in the cutting blade main body, a cover plate is hinged to the steel bar cutting machine main body, and a torsion spring is sleeved on a hinged shaft of the cover plate and the steel bar cutting machine main body, and the two ends of the torsion spring are respectively connected with the steel bar cutting machine main body and the cover plate, the back of the cover plate is connected and inserted with the fixed rotating rod through the bearing, the front end of the fixed rotating rod is inserted on the surface of the steel bar cutting machine main body through threads, and the top of the steel bar cutting machine main body is provided with the fixing mechanism.
Preferably, the inner walls of the three groups of grooves formed in the cutting blade body are arc-shaped, and the three groups of grooves formed in the cutting blade body are two centimeters longer than the part, extending out of the transmission rod, of the locking rod.
Preferably, rubber pads are glued in three groups of grooves formed in the cutting blade body, and the thickness of each rubber pad is five millimeters.
Preferably, the inner walls of the grooves in the transmission rod, into which the locking rods are inserted, are symmetrically connected with rollers through rotating shafts, and the surfaces of the rollers are abutted to the surfaces of the locking rods.
Preferably, fixed establishment includes the touch panel, the top welding of steel bar cutting machine main part has the fixed block, and the inside of fixed block transversely inserts through the bearing and is equipped with the regulation bull stick, and the surface of adjusting the bull stick is equipped with the supporting rod through the thread bush to the supporting rod cover is established at the top of fixed block.
Preferably, a first limiting block is welded at the left end of the adjusting rotating rod, and a second limiting block is sleeved on the surface of the adjusting rotating rod.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure makes the blade part of bar cutter dismantle the change comparatively conveniently, thereby be favorable to operating personnel's operation more, set up a set of equipment that can fix the reinforcing bar simultaneously to bar cutter's operation platform, when carrying out the more accurate bar cutting work, the user need not to step on the reinforcing bar with the foot and fixes the reinforcing bar and use the mode of mechanical fastening to make when cutting the reinforcing bar, the reinforcing bar can not appear the skew of position because of the cutting, this degree of assurance reinforcing bar is when carrying out the accurate cutting accuracy;
1. by arranging the reset spring and the locking rods, a user can use fingers to press each group of locking rods to apply force, so that each group of locking rods moves towards the inside of the transmission rod, the movement of the locking rods can extrude the return springs to be compressed in the transmission rod and deformed into a certain space for moving the locking rods, so that the cutting blade body loses the locking of the groups of locking rods, a user can remove the cutting blade body from the surface of the transmission rod and then can sleeve a new blade on the surface of the transmission rod, the groups of locking rods of the device are re-embedded into the grooves formed in the cutting blade body, the replacement of the blade is completed, the mode simplifies the installation of the steel bar cutting machine blade, provides certain convenience for operators, and when the steel bar cutting machine operates the transmission rod to drive the cutting blade main body to rotate, the cutting blade main body can be fixed more firmly by each group of locking rods through the centrifugal force generated by rotation;
2. through being provided with the touch panel, the user can hold the regulation bull stick and rotate with the hand, adjust the bull stick and pass through screw action and drive the supporting rod and control in the operation plane top level of steel bar cutting machine main part, thereby changed the diameter size of interval with this adaptation reinforcing bar between supporting rod end and the conflict board through this kind of mode, this structure makes the reinforcing bar can obtain fine fixed through the fixed mode of centre gripping, can adapt to the reinforcing bar of certain scope bore size simultaneously, for the user use this steel bar cutting machine more convenient when carrying out the operation.
Drawings
FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;
fig. 2 is a schematic view of the local amplification at a in fig. 1 according to the present invention;
fig. 3 is a schematic view of the local amplification at B in fig. 1 according to the present invention;
FIG. 4 is a schematic sectional view of the structure of the present invention from the back;
fig. 5 is a schematic view of the structure of the present invention from the back.
In the figure: 1. a reinforcement cutter body; 2. a brake lever; 3. a transmission rod; 4. a return spring; 5. a locking lever; 6. a roller; 7. a cutting blade body; 8. a cover plate; 9. fixing the rotating rod; 10. a touch plate; 11. a fixed block; 12. adjusting the rotating rod; 13. a clamping rod; 14. a first stopper; 15. and a second limiting block.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment:
a cutting device convenient for replacing saw blades comprises a steel bar cutting machine main body 1, a brake rod 2 and a transmission rod 3, wherein the brake rod 2 is transversely inserted into the steel bar cutting machine main body 1, the transmission rod 3 is sleeved on the surface of the brake rod 2, three groups of reset springs 4 are inserted into the brake rod 2 at equal intervals, locking rods 5 are welded at the ends, far away from each other, of the reset springs 4, one ends, far away from the reset springs 4, of the three groups of locking rods 5 penetrate through the inner wall of the transmission rod 3 and extend to the outside of the transmission rod 3, a cutting blade main body 7 is sleeved on the surface of the transmission rod 3, three groups of grooves are formed in the cutting blade main body 7 at equal intervals and are matched with the ends, far away from the reset springs 4, of the locking rods 5, one ends, far away from the reset springs 4, of the three groups of locking rods 5 are inserted into the grooves formed in the cutting blade main body 7, and the front part of the steel bar cutting machine main body 1 is hinged with a cover plate 8, a torsion spring is sleeved on a hinged shaft of the cover plate 8 hinged to the steel bar cutting machine main body 1, two ends of the torsion spring are respectively connected with the steel bar cutting machine main body 1 and the cover plate 8, a fixed rotating rod 9 is inserted into the back of the cover plate 8 through a bearing connection, the front end of the fixed rotating rod 9 is inserted into the surface of the steel bar cutting machine main body 1 through threads, and a fixing mechanism is installed at the top of the steel bar cutting machine main body 1;
furthermore, the inner walls of three groups of grooves formed in the cutting blade body 7 are arc-shaped, and the three groups of grooves formed in the cutting blade body 7 are two centimeters longer than the part of the locking rod 5 extending out of the transmission rod 3, so that the structure enables the cutting blade body 7 to rotate when the steel bar cutting machine is started, the locking rod 5 can extend out of the transmission rod 3 through centrifugal force and is abutted against the inner wall of the cutting blade body 7, and the locking rod 5 can be more firmly fixed to the cutting blade body 7;
furthermore, rubber pads are glued in three groups of grooves formed in the cutting blade body 7, the thickness of each rubber pad is five millimeters, and the structure enables the locking rod 5 to extend out of the transmission rod 3 to be abutted against the inner wall of the cutting blade body 7, so that the locking rod 5 is prevented from injuring the cutting blade body 7;
furthermore, the inner walls of the grooves in the transmission rod 3, in which the locking rods 5 are inserted, are symmetrically connected with rollers 6 through rotating shafts, and the surfaces of the rollers 6 are all abutted against the surface of the locking rods 5, so that the locking rods 5 can stretch and move from the inside of the transmission rod 3 more smoothly, and the surface of the locking rods 5 is prevented from directly contacting with the inner wall of the transmission rod 3 to cause large abrasion;
further, the fixing mechanism comprises a touch plate 10, the touch plate 10 is welded at the top of the steel bar cutting machine body 1, the fixed block 11 is welded at the top of the steel bar cutting machine body 1, the adjusting rotating rod 12 is transversely inserted into the fixed block 11 through a bearing, the clamping rod 13 is sleeved on the surface of the adjusting rotating rod 12 through threads, and the clamping rod 13 is sleeved at the top of the fixed block 11;
furthermore, the left end welding of adjusting bull stick 12 has first stopper 14, and the surface of adjusting bull stick 12 has cup jointed second stopper 15, and this structure makes supporting rod 13 get next time at the activity interval who adjusts the surface of bull stick 12 to prevent that the phenomenon of smooth silk appears in the activity of supporting rod 13 on adjusting bull stick 12 surface through the screw.
The working principle is as follows: when a user uses the steel bar cutting machine to cut steel bars, if the cutting blade body 7 is in a jumping port or is seriously worn, the cutting blade body needs to be replaced, the user closes the steel bar cutting machine, each group of locking rods 5 is installed and pressed by hands, the locking rods 5 slide on the surfaces of the groups of rollers 6 to drive the rollers 6 to roll to move towards the inside of the transmission rod 3 to extrude the reset springs 4 to deform, at the moment, after the cutting blade body 7 loses the fixation of the locking rods 5 on the cutting blade body, the user can remove the cutting blade body 7 from the surface of the transmission rod 3, then the user can sleeve the new cutting blade body 7 on the surface of the transmission rod 3 to complete the replacement, and in the process that the new cutting blade body 7 is sleeved on the surface of the transmission rod 3, the inner ring surface of the cutting blade body 7 is abutted against the ends of the groups of the locking rods 5, and the locking rods 5 are extruded into the transmission rod 3 by the acting force of the cutting blade body 7, along with the rebound acting force of the extruded return spring 4, the locking rod 5 is reset and embedded into a groove formed in the cutting blade body 7;
and when carrying out great or inseparable bar cutting, the user can hold the regulation bull stick 12 with the hand and rotate, adjusts bull stick 12 and passes through screw action at the rotation of fixed block 11 and drive clamping rod 13 at bar cutter main part 1's operating surface top horizontal migration, forms not equidimension centre gripping space with the touch panel 10 and so the diameter size of adaptation by the cutting reinforcing bar, treats that this partial structure carries out the centre gripping to the reinforcing bar and fixes the back, and the user can use bar cutter to carry out cutting process work.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a cutting device convenient to change saw bit, includes cutting-bar machine main part (1), brake lever (2) and transfer line (3), its characterized in that: the inside of the steel bar cutting machine main body (1) is transversely inserted with the brake rod (2), the surface of the brake rod (2) is sleeved with the transmission rod (3), three groups of reset springs (4) are inserted into the inside of the brake rod (2) at equal intervals, one ends of the reset springs (4) which are far away from each other are all welded with the locking rods (5), three groups of locking rods (5) are arranged at equal intervals, one ends of the locking rods (5) which are far away from the reset springs (4) penetrate through the inner wall of the transmission rod (3) and extend to the outside of the transmission rod (3), the surface of the transmission rod (3) is sleeved with the cutting blade main body (7), three groups of grooves are arranged at equal intervals in the inside of the cutting blade main body (7), the grooves are all matched with one ends of the locking rods (5) which are far away from the reset springs (4), three groups of locking rods (5) are inserted into the grooves which are arranged inside the cutting blade main body (7), the front portion of steel bar cutting machine main part (1) articulates there is apron (8), and the cover is equipped with torque spring on apron (8) and the articulated shaft of steel bar cutting machine main part (1) looks articulated to torque spring's both ends are connected with steel bar cutting machine main part (1), apron (8) respectively, the back of apron (8) is connected through the bearing and is inserted and be equipped with fixed bull stick (9), and the front end of fixed bull stick (9) inserts the surface of establishing in steel bar cutting machine main part (1) through the screw thread, fixed establishment is installed at the top of steel bar cutting machine main part (1).
2. A cutting device for facilitating blade replacement as claimed in claim 1, wherein: the inner walls of three groups of grooves formed in the cutting blade main body (7) are arc-shaped, and the length of the three groups of grooves formed in the cutting blade main body (7) is two centimeters longer than the extending part of the locking rod (5) from the transmission rod (3).
3. A cutting device for facilitating blade replacement as claimed in claim 1, wherein: rubber pads are glued in three groups of grooves formed in the cutting blade main body (7), and the thickness of each rubber pad is five millimeters.
4. A cutting device for facilitating blade replacement as claimed in claim 1, wherein: the inner wall of the groove, inserted into the locking rod (5), of the transmission rod (3) is symmetrically connected with rollers (6) through rotating shafts, and the surfaces of the rollers (6) are abutted to the surfaces of the locking rods (5).
5. A cutting device for facilitating blade replacement as claimed in claim 1, wherein: fixed establishment is including supporting touch panel (10), the top welding of steel bar cutting machine main part (1) has fixed block (11), and the inside of fixed block (11) transversely inserts through the bearing and is equipped with regulation bull stick (12), and the surface of adjusting bull stick (12) is equipped with supporting rod (13) through the screw thread cover to the top at fixed block (11) is established in supporting rod (13) cover.
6. A cutting device for facilitating blade replacement as claimed in claim 5, wherein: the left end welding of adjusting bull stick (12) has first stopper (14), the surface of adjusting bull stick (12) has cup jointed second stopper (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120761880.XU CN214720170U (en) | 2021-04-14 | 2021-04-14 | Cutting device convenient to change saw bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120761880.XU CN214720170U (en) | 2021-04-14 | 2021-04-14 | Cutting device convenient to change saw bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214720170U true CN214720170U (en) | 2021-11-16 |
Family
ID=78602952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120761880.XU Expired - Fee Related CN214720170U (en) | 2021-04-14 | 2021-04-14 | Cutting device convenient to change saw bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214720170U (en) |
-
2021
- 2021-04-14 CN CN202120761880.XU patent/CN214720170U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |