CN218050090U - Reinforcing bar cutting assembly based on lathe - Google Patents
Reinforcing bar cutting assembly based on lathe Download PDFInfo
- Publication number
- CN218050090U CN218050090U CN202220038530.5U CN202220038530U CN218050090U CN 218050090 U CN218050090 U CN 218050090U CN 202220038530 U CN202220038530 U CN 202220038530U CN 218050090 U CN218050090 U CN 218050090U
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- Prior art keywords
- cutting assembly
- machine
- cutting
- bar cutting
- backup pad
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- 238000005520 cutting process Methods 0.000 title claims abstract description 83
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 22
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 32
- 239000010959 steel Substances 0.000 description 32
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
A reinforcing steel bar cutting assembly based on a machine tool comprises the machine tool, wherein a main shaft and a moving frame are arranged on the machine tool, the main shaft of the machine tool is connected with a chuck, the moving frame is positioned behind the chuck, two supporting plates which are arranged at intervals are arranged on the moving frame from front to back respectively, and arc-shaped grooves are formed in the top surfaces of the supporting plates; the backup pad top is equipped with the cutting part of liftable, and the cutting part includes the knife rest, is equipped with two cutting tool bits from preceding to the back interval on the knife rest. The utility model discloses a reinforcing bar cutting assembly based on lathe can utilize current lathe to cut the reinforcing bar, and it is convenient to implement, and material cost is cheap, and the precision is high, cutting speed piece, and cutting process is safer.
Description
Technical Field
The utility model belongs to the technical field of the steel bar cutting, especially, relate to a steel bar cutting assembly based on lathe.
Background
The steel bar cutting machine is a tool used for cutting steel bars and comprises a full-automatic steel bar cutting machine and a semi-automatic steel bar cutting machine. The fixed-length cutting device is mainly used for cutting off the fixed length of the reinforcing steel bars and is necessary equipment for a reinforcing steel bar processing link. Is widely used in the field of mechanical processing, and plays an important role in the national economic construction process.
The existing steel bar cutting machine is divided into a horizontal steel bar cutting machine and a vertical steel bar cutting machine.
Horizontal bar cutter belongs to mechanical transmission, and the mechanism mainly is: the cutting machine consists of a motor, a transmission assembly, a speed reducing mechanism, a crankshaft mechanism, a machine body, a cutting knife and the like. The method is suitable for cutting 6 to 40mm common carbon steel bars. The working principle is as follows: the motor drives the eccentric shaft to rotate through the speed reduction of the V belt wheel and the cylindrical gear. The eccentric shaft is provided with a connecting rod which drives the sliding block and the movable blade to reciprocate in the sliding direction of the base, the connecting rod and the fixed blade fixed on the base are made of carbon tool steel through heat treatment, and the cutting of the reinforcing steel bar is realized along with the movement of the connecting rod.
The vertical steel bar cutting machine is used for fixing on a steel bar processing production line of a component prefabricating factory. The working principle is as follows: the motor drives the flywheel shaft through a pair of belt wheels, and then drives the eccentric shaft through the sliding key clutch after three-stage gear reduction, so that the moving blade moves back and forth, and the moving blade is matched with the moving blade to cut off the steel bars.
The basic working principle of the two steel bar cutting machines is the same, the two steel bar cutting machines are in the forms of steel bar fixation and blade rotation, and although the two methods can realize the cutting of the steel bars, the following problems still exist:
1. manual feeding is needed;
2. the bending phenomenon is easy to occur at the cutting position, so that the precision is reduced;
3. the blade is safe and safe for a skilled worker to operate, and is easy to be injured by an unfamiliar apprentice in the process of turning the powder, so that serious safety accidents are caused;
4. all there is certain cost above the device, and simultaneously, the product is purchased and is required certain time, to the unit that need not carry out the reinforcing bar cutting for a long time, purchases above equipment and needs certain cost.
In a factory, whether to use the existing equipment to perform a temporary rebar cutting task or not and obtain a good effect is a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, excellent in use effect's reinforcing bar cutting assembly based on lathe.
In order to solve the technical problem, the utility model provides a following technical scheme: a reinforcing steel bar cutting assembly based on a machine tool comprises the machine tool, wherein a main shaft and a movable frame are arranged on the machine tool, the main shaft of the machine tool is connected with a chuck, the movable frame is positioned behind the chuck, a front supporting plate and a rear supporting plate which are arranged at intervals are respectively arranged on the movable frame from front to back, upper arc-shaped grooves are respectively arranged on the top surfaces of the front supporting plate and the rear supporting plate, and balls are embedded in the arc-shaped grooves; the movable frame is provided with a liftable cutting part above, the cutting part comprises a knife rest, and two cutting knife heads are arranged on the knife rest from front to back at intervals.
Baffle and backplate before being equipped with on knife rest leading flank and the trailing flank respectively, preceding baffle and backplate correspond preceding backup pad and back backup pad setting respectively, and the bottom surface of preceding backup pad and back backup pad all is equipped with down the arc wall, and the arc wall setting is gone up in the arc wall cooperation down.
The top surfaces of the front supporting plate and the rear supporting plate are respectively provided with a hydraulic telescopic rod which is vertically arranged, and the top end of the hydraulic telescopic rod is connected with the front baffle/the rear baffle.
The movable frame is provided with a mounting plate, and the support plate, the front support block and the rear support block are all screwed on the mounting plate.
The mounting plate is screwed on the movable frame.
Be equipped with the guide bar on the mounting panel, the vertical setting of guide bar, the guide bar top is the rigid coupling has hydraulic cylinder, and the knife rest is connected on hydraulic cylinder's flexible end.
The tool rest is provided with a slide block, and the slide block is arranged on the guide rod in a sliding manner.
The front of the front supporting plate is provided with a front supporting block which is provided with a through hole.
The rear supporting plate is provided with a rear supporting block, the top surface of the rear supporting block is provided with a warping-proof block, and the bottom surface of the warping-proof block is provided with a downward arc-shaped warping-proof groove.
The anti-warping groove is embedded with a ball, and the through hole is embedded with a ball.
Through the technical scheme, the beneficial effects of the utility model are that: 1. the utility model discloses a reinforcing steel bar cutting assembly based on a machine tool, which can utilize the existing machine tool to cut reinforcing steel bars, is convenient to implement, has low material cost and high precision, and has safer cutting process due to high cutting speed; 2. the arranged mounting plate is convenient to mount, the whole assembly can be mounted on a machine tool or taken down from the machine tool according to requirements, and other purposes of the machine tool are not influenced after the cutting of the steel bars is finished; 3. the front support plate, the rear support plate, the front support block and the rear support block effectively avoid the bending phenomenon of the steel bar in the cutting process, and ensure the cutting precision; 4. the utility model discloses a two reinforcing bar heads can once be cut out to cutting part, have improved work efficiency, and simultaneously, the cutting process is safer.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a cutting portion;
FIG. 3 is a schematic view of a front support plate configuration;
fig. 4 is a schematic structural diagram of the rear support block.
Detailed Description
A reinforcing steel bar cutting assembly based on a machine tool is shown in a 1~4 and comprises the machine tool, a main shaft 1 and a moving frame are arranged on the machine tool, the main shaft 1 and the moving frame are existing parts of the machine tool, after the machine tool is powered on, a starting button is pressed, the main shaft 1 can rotate, and the moving frame can move back and forth on the machine tool. The utility model discloses do not relate to the improvement to main shaft 1, removal frame, only utilize these existing parts to do corresponding improvement.
The chuck 2 is connected to the machine tool spindle 1, the chuck 2 is used for fixing the steel bar 3, the minimum clamping capacity of the chuck 2 can clamp a workpiece with the diameter of 3mm, the common diameter of the steel bar 3 is 6, 6.5, 8, 12, 14, 16, 18, 20, 22, 25, 28 and 32, and the unit is mm, so that the clamping of the steel bar 3 by the chuck 2 is completely feasible.
In the present embodiment, the adjectives of the positions before and after are used, and the definitions of the words before and after are as follows: along the length direction of the machine tool, the direction close to the main shaft 1 is front, and the direction far away from the main shaft 1 is back.
The movable frame is positioned at the rear part of the chuck 2, the mounting plate 16 is arranged on the movable frame, and the mounting plate 16 can be screwed on the movable frame during implementation, so that the movable frame is convenient to connect and detach.
Preceding backup pad 6 and back backup pad 13 that the interval set up are equipped with respectively to the back from preceding on the mounting panel 16, and preceding backup pad 6 all is equipped with arc wall 18 with back backup pad 13 top surface, and the last arc wall 18 of setting is convenient for place reinforcing bar 3, supports reinforcing bar 3, prevents to buckle in the cutting process. In order to facilitate the rotation of the steel bar 3, a ball 20 is embedded in the upper arc-shaped groove 18, so that the friction force in the rotation process of the steel bar 3 is reduced.
In this embodiment, in order to adjust the length of the cut reinforcing bars 3, the positions of the front support plate 6 and the rear support plate 13 on the mounting plate 16 are adjustable, so that the adjustment of the distance between the two is realized.
Mounting panel 16 top is equipped with the cutting part, and the cutting part is used for cutting reinforcing bar 3, and wherein, the cutting part includes knife rest 17, and relative preceding backup pad 6 of cutting part and the symmetrical setting of back backup pad 13.
In order to realize the installation of the cutting part, the guide rod 9 is arranged on the installation plate 16, the hydraulic cylinder 11 is arranged at the top end of the guide rod 9, the telescopic end of the hydraulic cylinder 11 is arranged downwards, and in the implementation process, the tool rest 17 is connected to the telescopic end of the hydraulic cylinder 11, so that the hydraulic cylinder 11 drives the tool rest 17 to lift.
In order to ensure the stability of the tool rest 17 in the lifting process, a sliding block 10 is arranged on the tool rest 17, and the sliding block 10 is arranged on the guide rod 9 in a sliding manner.
Two cutting tool bits are arranged on the tool rest 17 at intervals, the two cutting tool bits are arranged at intervals from front to back along the length direction of the machine tool, and the two cutting tool bits are respectively positioned behind the front supporting plate 6 and in front of the rear supporting plate 13.
Meanwhile, a front baffle plate 8 and a rear baffle plate 12 are respectively arranged on the front side surface and the rear side surface of the tool rest 17, and the front baffle plate 8 and the rear baffle plate 12 are arranged in a sliding manner relative to the tool rest 17. Preceding baffle 8 and backplate 12 correspond preceding backup pad 6 respectively and back backup pad 13 setting, and preceding baffle 8 and backplate 12 correspond preceding backup pad 6 respectively and back backup pad 13 goes up and down to set up, for the lift of baffle 8 and backplate 12 before realizing, is equipped with hydraulic telescoping rod 7 on the top surface of backup pad 6 in the front, baffle 8 before the top of hydraulic telescoping rod 7 is connected. The top surface of the back support plate 13 is also provided with a hydraulic telescopic rod 7, and the top end of the hydraulic telescopic rod 7 is connected with a back baffle 12.
Therefore, when in use, the front baffle plate 8 and the rear baffle plate 12 in the cutting part are firstly descended; then, the tool rest 17 is lifted under the action of the hydraulic cylinder 11, so that the steel bar 3 is cut.
Preceding backup pad 6 and back backup pad 13's bottom surface all is equipped with down arc wall 19, goes up arc wall 18 and lower arc wall 19 cooperation setting, all is used for realizing the support to reinforcing bar 3, prevents to appear the problem of buckling among the cutting process. Balls 20 are embedded in the upper arc-shaped groove 18 and the lower arc-shaped groove 19.
Preceding supporting block 4 is equipped with in the place ahead of preceding backup pad 6, is equipped with perforation 5 on the preceding supporting block 4, and the in-process of cutting, the reinforcing bar 3 that comes out from chuck 2 pass perforation 5 and reach preceding backup pad 6 department, and the perforation 5 that sets up here can avoid cutting in-process reinforcing bar 3 to warp, improves cutting accuracy. In order to reduce the friction force in the rotating process of the steel bar 3, a ball 20 is embedded in the through hole 5.
Similarly, be equipped with back supporting block 15 behind back backup pad 13, the top surface of back supporting block 15 is equipped with proof warp piece 14, and the bottom surface of proof warp piece 14 is equipped with proof warp groove 21, and proof warp groove 21 sets up down, and the embedded ball 20 that is equipped with in proof warp groove 21 for reduce the frictional force of rotating the in-process, proof warp groove 21 can effectively avoid 3 cutting processes of reinforcing bar to turn over upwards, guarantees the cutting quality.
The working process is as follows: the first step is as follows: clamping the end part of the steel bar 3 by using a chuck 2, setting the distance between the front support plate 6 and the rear support plate 13 and the distance between the rear support plate 13 and the rear support block 15 according to the length of the steel bar 3 to be cut, sequentially penetrating the steel bar 3 through the through hole 5, the lower arc-shaped groove 19 and the anti-warping groove 21, and finally attaching the tail end of the steel bar to the rear support block 15; the second step is that: the hydraulic telescopic rod 7 is shortened, the front baffle 8 and the rear baffle 12 are both descended, the upper arc-shaped groove 18 is attached below the lower arc-shaped groove 19, and the reinforcing steel bars 3 are looped in the upper arc-shaped groove; and thirdly, starting the machine tool, rotating the main shaft 1, extending the hydraulic cylinder 11, driving the cutting tool bit to move towards the steel bar 3 by the tool rest 17 until the steel bar 3 is cut off, and dropping the cut steel bar 3 on the mounting plate 16.
Subsequently, knife rest 17 rises, and the carriage drives mounting panel 16 and removes the distance that the twice needs cutting reinforcing bar 3 length down towards chuck 2, and knife rest 17 drives the cutting tool bit once more and removes towards reinforcing bar 3, until cutting off reinforcing bar 3, circulates in proper order, and is accomplished until whole reinforcing bar 3 is all cut.
The utility model discloses a reinforcing bar cutting assembly based on lathe can utilize current lathe to cut reinforcing bar 3, and it is convenient to implement, and material low cost, and the precision is high, cutting speed piece, and the cutting process is safer.
Claims (10)
1. The utility model provides a reinforcing bar cutting assembly based on lathe, includes the lathe and sets up the main shaft on the lathe and remove the frame, its characterized in that: the machine tool spindle is connected with a chuck, the movable frame is positioned behind the chuck, the movable frame is provided with a front supporting plate and a rear supporting plate which are arranged at intervals from front to back, the top surfaces of the front supporting plate and the rear supporting plate are provided with upper arc grooves, and balls are embedded in the arc grooves; the movable frame is provided with a liftable cutting part above, the cutting part comprises a knife rest, and two cutting knife heads are arranged on the knife rest from front to back at intervals.
2. The machine-based bar cutting assembly of claim 1, wherein: baffle and backplate before being equipped with on knife rest leading flank and the trailing flank respectively, preceding baffle and backplate correspond preceding backup pad and back backup pad setting respectively, and the bottom surface of preceding backup pad and back backup pad all is equipped with down the arc wall, and the arc wall setting is gone up in the arc wall cooperation down.
3. A machine-based bar cutting assembly according to claim 2, wherein: all be equipped with the hydraulic telescoping rod of vertical setting on the top surface of preceding backup pad and back backup pad, baffle/backplate before hydraulic telescoping rod connects.
4. A machine-based bar cutting assembly according to claim 3, wherein: the movable frame is provided with a mounting plate, and the support plate, the front support block and the rear support block are all screwed on the mounting plate.
5. A machine based bar cutting assembly according to any of claims 1 to 4, wherein: the mounting plate is screwed on the movable frame.
6. The machine-based bar cutting assembly of claim 5, wherein: be equipped with the guide bar on the mounting panel, the vertical setting of guide bar, the guide bar top has the hydraulic cylinder to link firmly, and the knife rest is connected and is served at hydraulic cylinder's flexible.
7. A machine-based bar cutting assembly according to claim 6, wherein: the tool rest is provided with a slide block, and the slide block is arranged on the guide rod in a sliding manner.
8. A machine-based bar cutting assembly according to claim 7, wherein: the front of the front supporting plate is provided with a front supporting block which is provided with a through hole.
9. A machine-based bar cutting assembly according to claim 1 or 8, wherein: the rear supporting plate is provided with a rear supporting block, the top surface of the rear supporting block is provided with a warping-proof block, and the bottom surface of the warping-proof block is provided with a downward arc-shaped warping-proof groove.
10. A machine-based bar cutting assembly according to claim 9, wherein: the anti-warping groove is embedded with a ball, and the through hole is embedded with a ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220038530.5U CN218050090U (en) | 2022-01-10 | 2022-01-10 | Reinforcing bar cutting assembly based on lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220038530.5U CN218050090U (en) | 2022-01-10 | 2022-01-10 | Reinforcing bar cutting assembly based on lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218050090U true CN218050090U (en) | 2022-12-16 |
Family
ID=84413035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220038530.5U Expired - Fee Related CN218050090U (en) | 2022-01-10 | 2022-01-10 | Reinforcing bar cutting assembly based on lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218050090U (en) |
-
2022
- 2022-01-10 CN CN202220038530.5U patent/CN218050090U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221216 |