CN212917419U

CN212917419U - Steel bar cutting machine

Info

Publication number: CN212917419U
Application number: CN202021382608.2U
Authority: CN
Inventors: 户均永; 仲蕾; 刘红艳; 刘新蕊; 范文斌
Original assignee: Fengrun Construction & Installation Co ltd
Current assignee: Fengrun Construction & Installation Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-04-09
Anticipated expiration: 2030-07-14

Abstract

The application relates to a steel bar cutting machine, which belongs to the technical field of steel bar processing equipment and comprises a table body, a cutting device and a clamping device, wherein the cutting device and the clamping device are arranged on the table body; the pressing device comprises a fixing block, the fixing block is arranged on the table body, an arc-shaped bottom shell is arranged on the surface of the fixing block, the bottom shell comprises a first shell and a second shell, a top cover is hinged to the first shell, the other end of the top cover abuts against the second shell, and the handle is placed in the bottom shell and the top cover. This application has the effect that makes the reinforcing bar press from both sides tightly more stable, improves the cutting quality.

Description

Steel bar cutting machine

Technical Field

The application relates to the field of reinforcing steel bar processing equipment, in particular to a reinforcing steel bar cutting machine.

Background

The steel bar is one kind of building material, and is widely used in reinforced concrete, and when processing the steel bar, the steel bar needs to be sheared.

At present, there is a steel bar cutting machine with an authorization notice number of CN208772348U, which comprises a table body, and a clamping device and a cutting device arranged on the table body, wherein the cutting device is arranged on the table body through a chute, and the cutting device comprises a cutting saw. Clamping device is including setting up the base on the stage body, and the articulated revolving stage of base one end all is equipped with the semi-circular reinforcing bar centre gripping groove of the different diameters of a plurality of on base and the revolving stage, and the centre gripping groove on revolving stage and the base constitutes a plurality of reinforcing bar centre gripping hole relatively, and when the reinforcing bar was by the centre gripping on the centre gripping hole, cutting device cut the reinforcing bar.

In view of the above-mentioned related art, the inventor believes that there is a defect that when the steel bar is cut, the cutting device transmits the tension to the steel bar, and the rotating table may rotate to open under the pulling of the steel bar, thereby making the clamping of the steel bar unstable and affecting the cutting quality.

SUMMERY OF THE UTILITY MODEL

In order to make the reinforcing bar press from both sides tight more stable, improve the cutting quality, this application provides a bar cutter.

The application provides a steel bar cutting machine adopts following technical scheme:

a steel bar cutting machine comprises a table body, a cutting device and a clamping device, wherein the cutting device and the clamping device are arranged on the table body;

the pressing device comprises a fixing block, the fixing block is arranged on the table body, an arc-shaped bottom shell is arranged on the surface of the fixing block, the bottom shell comprises a first shell and a second shell, a top cover is hinged to the first shell, the other end of the top cover abuts against the second shell, and the handle is placed in the bottom shell and the top cover.

Through adopting above-mentioned technical scheme, place the reinforcing bar in the centre gripping hole, the rotation platform is pressed on the base, first casing and second casing central authorities are put into to the handle, and the top cap supports tightly in first casing and second casing top, spacing in the top cap below with the handle, when cutting device cutting reinforcing bar, the reinforcing bar receives radial tension, make the rotation platform have the trend of upwards upset, the top cap supports tightly on the drain pan, spacing handle, reduce the possibility that the rotation platform was opened, the reinforcing bar is more stable by the centre gripping ground, the cutting effect is better.

Preferably, the end part of the top cover close to the second shell is provided with a lapping block, the inner wall of the lapping block is an arc surface adapted to the radian of the outer side wall of the second shell, and the lapping block abuts against the outer side wall of the second shell.

Through adopting above-mentioned technical scheme, when the top cap lid was on the drain pan, the overlap joint piece made top cap and drain pan link up more tightly.

Preferably, a sliding channel is formed in one side, located on the first shell, of the fixing block, a cavity communicated with the sliding channel is further formed in the fixing block, the cavity is communicated with the sliding channel, a rack is arranged in the sliding channel in a sliding mode, a spring is fixed between the bottom of the rack and the bottom surface of the cavity, a connecting plate is fixed on the top cover, and the connecting plate is connected with the rack in a sliding mode.

Through adopting above-mentioned technical scheme, the elasticity of spring promotes the rack and stretches out from sliding channel, and the rack promotes the connecting plate and uses it to rotate as the axle center with first casing articulated shaft, and the connecting plate promotes the top cap and supports tightly on the second casing, with the handle spacing in top cap and drain pan to it is convenient to open, when the top cap is opened, the rack is promoted to retract in the sliding channel, and the connecting plate rotates along with the top cap, and the connecting plate inserts the cavity top, therefore the cavity is the connecting plate and reserves rotation space.

Preferably, the connecting plate is provided with a slot, the top of the rack is fixed with a slide bar, the end part of the slide bar is in threaded connection with a limit ball with the diameter larger than the width of the slot, and the slide bar is inserted into the slot and slides in the slot.

By adopting the technical scheme, the rack vertically slides, and the connecting plate circularly moves, so that when the rack vertically moves, the sliding rod slides in the groove and pushes the connecting plate to rotate, and the connection between the rack and the connecting plate is realized.

Preferably, a convex sliding strip is arranged on the side wall of the sliding channel, an inward concave sliding groove is arranged on the side wall of the rack, the sliding strip is inserted into the sliding groove, and the rack slides along the sliding strip.

Through adopting above-mentioned technical scheme, make the rack slide from top to bottom in sliding channel along the draw runner, prevent its horizontal slippage.

Preferably, a gear is rotatably arranged on the side wall of the cavity and meshed with the rack.

Through adopting above-mentioned technical scheme, consequently under the spacing of gear, the draw runner slides in slide channel, prevents that the draw runner from to the cavity slope.

Preferably, the base and the rotating table are both provided with semicircular clamping grooves, and the clamping holes are formed by two opposite cambered surfaces of the clamping grooves.

Through adopting above-mentioned technical scheme, the reinforcing bar is pressed from both sides tightly in the centre gripping downthehole, makes the reinforcing bar more steadily spacing when cuting, reduces rocking when cuting.

Preferably, the clamping hole is provided in plurality and has different diameters.

Through adopting above-mentioned technical scheme, the reinforcing bar diameter according to required cutting is different, uses different centre gripping holes, and the commonality is higher.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the handle is placed in the center of the two bottom shells, the top cover is tightly abutted to the upper portions of the first shell and the second shell, the handle is limited below the top cover, when the cutting device cuts the steel bars, the top cover is tightly abutted to the bottom shells, the possibility that the rotating table is opened is reduced, the steel bars are clamped more stably, and the cutting effect is better;

2. the elasticity of spring promotes the rack and stretches out from sliding channel, and the rack promotes the connecting plate and uses it and first casing articulated shaft as the axle center rotation, and the connecting plate promotes the top cap and supports tightly on the second casing, with the handle spacing in top cap and drain pan to it is convenient to open.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of a clamping device and a pressing device in an embodiment of the present application;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of a slide channel in an embodiment of the present application;

FIG. 5 is a sectional view of the top cover closed on the bottom cover in the embodiment of the present application;

fig. 6 is a sectional view of the top cover opened in the embodiment of the present application.

Description of reference numerals: 1. a table body; 11. a slide rail; 2. a cutting device; 21. a rack; 22. cutting and sawing; 3. a clamping device; 31. a base; 32. a rotating table; 33. a clamping groove; 34. a clamping hole; 35. a handle; 4. a pressing device; 41. a fixed block; 42. a bottom case; 421. a first housing; 422. a second housing; 43. a top cover; 431. a connecting plate; 432. grooving; 433. a lapping block; 44. a slide channel; 45. a cavity; 46. a rack; 461. a slide bar; 462. a limiting ball; 47. a slide bar; 48. a chute; 49. a spring; 40. a gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses bar cutter. Referring to fig. 1, the steel bar cutting machine includes a table body 1, and a cutting device 2 and a clamping device 3 are provided on the table body 1. The table body 1 is provided with a slide rail 11, the cutting device 2 comprises a table frame 21 sliding on the slide rail 11, and the table frame 21 is provided with a cutting saw 22. Referring to fig. 2, the clamping device 3 includes a base 31 and a rotating table 32, the base 31 is fixed on the table body 1, one end of the rotating table 32 is hinged with the base 31, and the steel bar is clamped between the base 31 and the rotating table 32.

The base 31 and the rotating table 32 are both provided with a plurality of semicircular clamping grooves 33, the axes of the clamping grooves 33 are vertical to the extension direction of the slide rail 11 (refer to fig. 1), the arc surfaces of the clamping grooves 33 on the rotating table 32 and the base 31 are opposite to form a plurality of reinforcing steel bar clamping holes 34, and reinforcing steel bars are stably clamped in the clamping holes 34. The other end of the rotating platform 32 is provided with a handle 35, and after the reinforcing steel bar is placed in the clamping hole 34, the handle 35 is held by hand to rotate the rotating platform 32 to clamp the reinforcing steel bar.

Referring to fig. 2 and 3, in order to press the turn table 32 against the base 31 and prevent the turn table 32 from being taken away from the base 31 when the cutting device 2 (see fig. 1) cuts the reinforcing bar, the pressing device 4 for pressing the handle 35 is provided on the table body 1.

The pressing device 4 comprises a fixed block 41 arranged on the surface of the table body 1, and an arc-shaped bottom shell 42 is fixed on the upper surface of the fixed block 41.

Referring to fig. 3 and 4, the bottom case 42 includes a first case 421 and a second case 422, and the arc surfaces of the first case 421 and the second case 422 face each other. The top of the first shell 421 is hinged with an arc top cover 43. A slide passage 44 is provided in the fixed block 41, and the slide passage 44 is located at the first housing 421 side.

Referring to fig. 5, a cavity 45 is further provided in the fixed block 41, and the sliding channel 44 communicates with the cavity 45.

Referring to fig. 3 and 4, a rack 46 is disposed in the sliding channel 44, a protruding sliding bar 47 is disposed on a side wall of the sliding channel 44, a sliding groove 48 recessed inward is formed on a side wall of the rack 46, and the sliding bar 47 is inserted into the sliding groove 48, so that the rack 46 slides up and down in the sliding channel 44 along the sliding bar 47.

Referring to fig. 5, a spring 49 is disposed at the bottom of the cavity 45, the upper end of the spring 49 is fixed at the bottom of the rack 46, and the rack 46 is pushed by the elastic force of the spring 49 to have a tendency to slide upward along the sliding channel 44.

Referring to fig. 2 and 3, a connecting plate 431 is fixed to the top cover 43, a strip-shaped slot 432 is formed in the connecting plate 431, the top end of the rack 46 is cut downward to form a step, a cylindrical sliding rod 461 (see fig. 5) is fixed to the surface of the longitudinal cut surface, the sliding rod 461 is inserted into the slot 432, and a limit ball 462 having a diameter larger than the width of the slot 432 is threadedly connected to the end of the sliding rod 461, so that the rack 46 is slidably connected to the connecting plate 431.

Referring to fig. 5, the spring 49 pushes the rack 46 to vertically slide upwards, the rack 46 pushes the connecting plate 431 to drive the top cover 43 to rotate around the hinge shaft of the first housing 421, the other end of the top cover 43 is lapped on the top edge of the second housing 422, the edge of the top cover 43 extends out of the overlapping block 433, the inner wall of the overlapping block 433 is an arc surface corresponding to the radian of the outer wall of the second housing 422, and after the top cover 43 is lapped on the second housing 422, the overlapping block 433 abuts against the outer wall of the second housing 422, so that the top cover 43 is more tightly connected with the bottom housing 42. The material of the connecting block 433 is elastic material, so that the connecting block 433 can be easily clamped on the outer wall of the second housing 422.

After the top cover 43 is opened and the handle 35 is placed between the first shell 421 and the second shell 422, the connecting plate 431 is lifted, the top cover 43 is pressed above the bottom shell 42, and the handle 35 is limited in the top cover 43 and the bottom shell 42.

When the reinforcing bar is cut when receiving radial tension, the revolving stage 32 has the trend of upwards overturning, but because handle 35 is spacing, reduces the possibility that revolving stage 32 overturns and opens, the reinforcing bar is more stable by the centre gripping ground, and the cutting effect is better.

Referring to fig. 6, when the turntable 32 needs to be lifted, the top cover 43 is lifted and then the handle 35 is lifted, or the handle 35 is pushed directly to push the top cover 43 away, the connecting plate 431 can be made to press the rack 46 downwards, the rack 46 presses the spring 49 and retracts into the sliding channel 44 (refer to fig. 4), the connecting plate 431 is partially inserted into the cavity 45 until the top cover 43 is completely rotated and opened, and after the handle 35 can be taken out, the handle 35 is pushed to rotate the turntable 32.

The gear 40 is also rotated in the cavity 45, and one side of the gear 40 is meshed with the rack 46, so that the slide 47 can only slide in the sliding channel 44 (refer to fig. 4) under the limit of the gear 40, and the slide 47 is prevented from inclining towards the cavity 45.

The implementation principle of this application embodiment steel bar cutter does: when cutting the reinforcing bar, lift revolving stage 32, place the reinforcing bar in centre gripping groove 33 on base 31, rotate revolving stage 32, lift top cap 43 simultaneously, revolving stage 32 detains on base 31, and the reinforcing bar is pressed from both sides in centre gripping hole 34, and handle 35 is placed in bottom shell 42.

The top cover 43 is released, and the spring 49 elastically pushes the rack 46 to extend from the sliding channel 44 and pushes the top cover 43 against the second housing 422.

The cutting device 2 is activated to push the dicing saw 22 along the slide rail 11 and the dicing saw 22 rotates to cut the bar.

When the cutting is completed, the top cover 43 is lifted or the handle 35 is directly pulled, the rack 46 is pushed by the connecting plate 431 to retract into the sliding channel 44, the handle 35 is rotated, and the reinforcing steel bar is pulled out. The uncut rebar continues to be compressed in the clamping device 3 for cutting.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel bar cutting machine, including stage body (1) and cutting device (2) and clamping device (3) of setting on stage body (1), clamping device (3) are including setting up base (31) on stage body (1), base (31) top is provided with rotates platform (32), it is articulated with base (31) to rotate platform (32) one end, the other end is provided with handle (35), base (31) and rotation platform (32) central authorities are provided with centre gripping hole (34), the steel bar presss from both sides tightly in centre gripping hole (34), its characterized in that: the cutting machine also comprises a pressing device (4);

compressing device (4) include fixed block (41), fixed block (41) set up on stage body (1), and fixed block (41) surface has curved drain pan (42), and drain pan (42) include first casing (421) and second casing (422), and articulated on first casing (421) have top cap (43), and top cap (43) other end supports tightly on second casing (422), and place in drain pan (42) and top cap (43) handle (35).

2. A reinforcing bar cutting machine according to claim 1, wherein: the tip that top cap (43) are close to second casing (422) is provided with overlap joint piece (433), overlap joint piece (433) inner wall is the cambered surface that adapts to with second casing (422) lateral wall radian, and overlap joint piece (433) support on second casing (422) lateral wall.

3. A reinforcing bar cutting machine according to claim 1, wherein: sliding channel (44) have been seted up to the one side that lies in first casing (421) on fixed block (41), still be equipped with in fixed block (41) with cavity (45) of sliding channel (44) intercommunication, cavity (45) and sliding channel (44) intercommunication, it has rack (46) to slide in sliding channel (44), fixed spring (49) between rack (46) bottom and cavity (45) bottom surface, is fixed with connecting plate (431) on top cap (43), connecting plate (431) and rack (46) sliding connection.

4. A reinforcing bar cutting machine according to claim 3, wherein: the connecting plate (431) is provided with a slot (432), the top of the rack (46) is fixed with a sliding rod (461), the end part of the sliding rod (461) is in threaded connection with a limiting ball (462) with the diameter larger than the width of the slot (432), and the sliding rod (461) is inserted into the slot (432) and slides in the slot (432).

5. A reinforcing bar cutting machine according to claim 3, wherein: the side wall of the sliding channel (44) is provided with a convex sliding strip (47), the side wall of the rack (46) is provided with an inward concave sliding groove (48), the sliding strip (47) is inserted into the sliding groove (48), and the rack (46) slides along the sliding strip (47).

6. A reinforcing bar cutting machine according to claim 3, wherein: a gear (40) is rotatably arranged on the side wall of the cavity (45), and the gear (40) is meshed with a rack (46).

7. A reinforcing bar cutting machine according to claim 1, wherein: the base (31) and the rotating table (32) are both provided with semicircular clamping grooves (33), and the clamping holes (34) are formed by two clamping grooves (33) with cambered surfaces opposite to each other.

8. A bar cutter according to claim 7, wherein: the clamping holes (34) are arranged in a plurality and have different diameters.