CN213764256U

CN213764256U - Z-shaped steel cutting device

Info

Publication number: CN213764256U
Application number: CN202022978200.8U
Authority: CN
Inventors: 刘玉亮
Original assignee: Tianjin Xingshengtai Steel Structure Co ltd
Current assignee: Tianjin Xingshengtai Steel Structure Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-23
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a Z-shaped steel cutting device, which relates to the technical field of Z-shaped steel processing equipment and comprises a frame and a cutting knife, wherein a guide rail is formed on the frame, a clamp is arranged on the frame, the clamping part of the clamp is of a central symmetry structure, and the clamp comprises 2 large clamping jaws; the end surfaces of the two large clamping jaws, which are close to the guide rail, are respectively fixed with a first motor, and the two first motors are coaxially fixed with third bevel gears; a fourth bevel gear is rotatably connected inside the large clamping jaw and meshed with a corresponding third bevel gear; a screw rod is rotatably connected inside the large clamping jaw and is coaxially fixed with the fourth bevel gear; the screw rod is sleeved with a small clamping jaw, and the two small clamping jaws are sleeved on the screw rod in a threaded manner. The utility model provides a simple structure, convenient to use, can improve production efficiency's a Z shaped steel cutting device greatly.

Description

Z-shaped steel cutting device

Technical Field

The utility model relates to a Z shaped steel processing equipment technical field especially relates to a Z shaped steel cutting device.

Background

The Z-shaped steel is common cold-formed thin-wall steel and is usually applied to large-scale steel structure plants. Before the Z-shaped steel is cut, a clamp is required to clamp the Z-shaped steel to keep the Z-shaped steel still.

The utility model discloses a current utility model patent that the bulletin number is CN208019510U discloses a Z shaped steel shearing mechanism, comprising a frame body, preceding curb plate, elevating system, go up fixed establishment and posterior lateral plate, the support body includes bottom plate and motor, elevating system includes the lifter plate, slider and connecting rod, it includes bedplate and first clamp plate to go up fixed establishment, the outside bottom rigid coupling of posterior lateral plate has the rack corresponding with the gear, the inboard top rigid coupling of posterior lateral plate has the roof, the inboard bottom of posterior lateral plate evenly is equipped with the sixth spout, sliding connection has the second clamp plate in the sixth spout, the even rotation in top of second clamp plate is connected with second fastening screw, the upper portion and the roof spiro union of second fastening screw stretch out outside the roof.

By adopting the technical scheme, the clamping device can adapt to clamping of Z-shaped steel with different sizes, does not need to replace the clamp in the shearing process, greatly improves the working efficiency, and can obviously reduce the purchase cost of the clamp. However, this solution does not allow clamping of the Z-section steel and has disadvantages to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a Z shaped steel cutting device uses first motor lead screw to drive little clamping jaw, makes little clamping jaw and big clamping jaw separation be the step form to laminate completely with Z shaped steel, can adapt to the Z shaped steel of different specifications through the feed amount of adjustment first motor moreover, the completion is pressed from both sides tightly, Z shaped steel non-deformable when cutting at last. The automatic feeding device is high in automation degree, simple in structure and convenient to use, and can greatly improve production efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a Z-shaped steel cutting device comprises a rack and a cutting knife, wherein a guide rail is formed on the rack, a clamp is arranged on the rack, a clamping part of the clamp is of a centrosymmetric structure, and the clamp comprises 2 large clamping jaws; first motors are respectively fixed on the end surfaces, close to the guide rail, of the two large clamping jaws, and third bevel gears are coaxially fixed on the two first motors; a fourth bevel gear is rotatably connected inside the large clamping jaw and meshed with a corresponding third bevel gear; a screw rod is rotatably connected inside the large clamping jaw and is coaxially fixed with a fourth bevel gear; the lead screw is sleeved with a small clamping jaw, and the small clamping jaw is sleeved on the lead screw in a threaded manner.

By adopting the technical scheme, the first motor operates to drive the third bevel gear and transmit the third bevel gear to the fourth bevel gear during use, then the screw rod rotates, and the small clamping jaw sleeved on the screw rod moves along the height direction of the large clamping jaw, so that the clamp is in a step shape, the large clamping jaw and the small clamping jaw are attached to the Z-shaped steel, and the Z-shaped steel is clamped.

The utility model discloses further set up to: a slide way is formed inside the lower part of the large clamping jaw, the slide way is arranged in a downward inclined mode from one end, close to the small clamping jaw, of the large clamping jaw, a wedge-shaped block is connected to the slide way in a sliding mode, and an inclined plane is arranged at the bottom, far away from the small clamping jaw, of the wedge-shaped block; a spring is fixed inside the slide way, and the other end of the spring is fixed on the wedge-shaped block.

Through adopting above-mentioned technical scheme, when anchor clamps function, the wedge bottom receives the resistance, and the wedge can be close to little clamping jaw along the slide direction to press from both sides tight Z shaped steel intermediate wall, the spring is tensile state this moment, and when wedge bottom resistance disappeared, the spring just can make the wedge get back to original position.

The utility model discloses further set up to: the bottom of the wedge-shaped block, which is close to the small clamping jaw, is provided with a round edge.

Through adopting above-mentioned technical scheme, when Z shaped steel's horizontal position takes place the skew, the back is close to anchor clamps, and Z shaped steel takes place the contact with the round edge that is close to little clamping jaw, and Z shaped steel receives the power of perpendicular round edge and corrects the position this moment.

The utility model discloses further set up to: hard rubber pads are adhered to the end faces, close to the Z-shaped steel, of the small clamping jaws.

Through adopting above-mentioned technical scheme, prevent that anchor clamps from pressing from both sides tight in-process and producing mar, stress to Z shaped steel.

The utility model discloses further set up to: a second motor is fixed above the clamp, and a second bevel gear coaxially fixed with the second motor is rotationally connected in the clamp; a first bevel gear is rotationally connected in the clamp, the first bevel gear is meshed with a second bevel gear, and a planar rectangular thread is formed on the end face, far away from the second bevel gear, of the first bevel gear; the clamp is characterized in that 2 stop blocks are connected to positions, close to the plane rectangular threads, of the clamp in a sliding mode, disc-shaped bevel gears are formed on the stop blocks, and the disc-shaped bevel gears are meshed with the plane rectangular threads.

Through adopting above-mentioned technical scheme, when the second motor operation, drive second bevel gear, and then drive first bevel gear, the plane rectangle screw thread on the first bevel gear face is rotatory, has driven 2 dogs and has removed simultaneously, makes the clamping jaw on the anchor clamps can the synchronous clamp tightly.

The utility model discloses further set up to: an air cylinder is fixed on the position, close to the clamp, of the rack along the length direction of the Z-shaped steel, the air cylinder is located at the center of the width direction of the Z-shaped steel, an air cylinder rod of the air cylinder is connected with a cutting knife, a blade of the cutting knife is in a circular saw shape, and the cutting knife is located right above the Z-shaped steel; a cutting motor is fixed on the cutting knife, and an output shaft of the cutting motor is coaxial with the cutting knife.

Through adopting above-mentioned technical scheme, after anchor clamps press from both sides tight Z shaped steel, start cutting motor and make the blade operation, the cylinder promotes the cutting knife, cuts directly over Z shaped steel, reduces the deformation that the circular saw piece produced Z shaped steel.

The utility model discloses further set up to: and a groove is formed under the cutting knife and matched with the circular saw blade on the cutting knife.

Through adopting above-mentioned technical scheme, set up the recess, can not cause the destruction to the frame when making the cutting knife downcut.

The utility model discloses further set up to: the guide rail is made of hard alloy.

By adopting the technical scheme, the hard alloy layer is adopted, so that the strength of the guide rail is ensured, and the service life is prolonged.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the tail ends of the front large clamping jaw and the small clamping jaw are kept on the same plane, a first motor operates to drive a third bevel gear to transmit to a fourth bevel gear during use, then a screw rod rotates, the small clamping jaw sleeved on the screw rod moves in the height direction of the large clamping jaw, and the large clamping jaw and the small clamping jaw move relatively, so that the clamp is in a step shape, the large clamping jaw and the small clamping jaw can be attached to Z-shaped steel by adjusting the feeding amount of the first motor, and finally clamping of the Z-shaped steel is completed. The clamping device can meet the clamping requirements of Z-shaped steel with different height specifications. The automatic degree of this scheme is high, uses manpower sparingly the cost, improves production efficiency.

(2) When the anchor clamps function, the wedge bottom received the resistance, and the wedge can be close to little clamping jaw along the slide direction to press from both sides tight Z shaped steel intermediate wall, the spring is tensile state this moment, and when wedge bottom resistance disappeared, the spring just can make the wedge get back to original position. The device can further clamp the Z-shaped steel, so that the middle wall of the Z-shaped steel is kept vertical. This scheme simple structure, convenient to use further improves production efficiency.

(3) When the second motor operates, the second bevel gear is driven, the first bevel gear is further driven, the planar rectangular threads on the surface of the first bevel gear rotate, 2 stop blocks are driven to move simultaneously, and clamping jaws on the clamp can be clamped synchronously. This scheme has used a motor to drive 2 dog motions simultaneously, has practiced thrift the cost, makes whole device more practical.

Drawings

Fig. 1 is an axial view of the overall structure of an embodiment of the present invention;

FIG. 2 is a side view of a portion of a clamp according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a jaw of an embodiment of the present invention taken along line a-a.

Reference numerals: 1. a frame; 2. a cutting knife; 3. a cylinder; 4. cutting the motor; 5. a clamp; 6. a guide rail; 7. a groove; 51. a second motor; 52. a first motor; 53. a second bevel gear; 54. a first bevel gear; 55. a large clamping jaw; 56. a small jaw; 57. a stopper; 541. a planar rectangular thread; 551. a third bevel gear; 552. a fourth bevel gear; 553. a screw rod; 554. a wedge block; 555. a spring; 556. round edges; 557. a bevel; 558. a slideway; 561. a rubber pad; 571. dish type umbrella gear.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.

Referring to the attached drawings 1-2, the Z-shaped steel cutting device comprises a rack 1 and a cutting knife 2, wherein a guide rail 6 extending along the length direction of the rack 1 is fixed on the rack 1, the guide rail 6 is in a convex shape, and the upper surface of the convex part is horizontal. A clamp 5 is fixed above a guide rail 6 on the frame 1, the clamp 5 comprises a second motor 51, the second motor 51 is fixed on the circumferential surface of the clamp 5, and a second bevel gear 53 coaxially fixed with the second motor 51 is rotatably connected inside the clamp 5; a first bevel gear 54 is rotatably connected inside the clamp 5, the first bevel gear 54 is meshed with the second bevel gear 53, and a planar rectangular thread 541 is formed on the end surface of the first bevel gear 54 far away from the second bevel gear 53; the clamp 5 is connected with 2 stoppers 57 in a sliding manner, wherein the 2 stoppers 57 are L-shaped, the 2 stoppers 57 are located on one side of the first bevel gear 54 having the planar rectangular thread 541, disc-shaped bevel gears 571 are integrally formed on one sides of the 2 stoppers 57 close to the planar rectangular thread 541, and the disc-shaped bevel gears 571 are engaged with the planar rectangular thread 541.

Referring to fig. 2-3, the clamp 5 is provided with 2 large clamping jaws 55, the large clamping jaws 55 are of a rectangular parallelepiped structure, the 2 large clamping jaws 55 are centrosymmetric along the height direction of the guide rail 6, and the 2 large clamping jaws 55 are respectively fixed on corresponding stop blocks 57; the end faces of the 2 large clamping jaws 55 close to the guide rail 6 are all fixed with a first motor 52, the inside of the large clamping jaws 55 is rotatably connected with a third bevel gear 551, and the third bevel gear 551 is coaxially fixed with an output shaft of the second motor. The interiors of the 2 large clamping jaws 55 are respectively and rotatably connected with a fourth bevel gear 552, and the fourth bevel gears 552 are respectively meshed with corresponding third bevel gears 551; a screw rod 553 is respectively and rotatably connected inside each of the 2 large clamping jaws 55, and the screw rod 553 is coaxially fixed with the corresponding fourth bevel gear 552; the 2 lead screws 553 are all sleeved with small clamping jaws 56, the small clamping jaws 56 are of L-shaped structures, and hard rubber pads 561 are arranged at one ends, close to the Z-shaped steel, of the small clamping jaws 56; the tail ends of the 2 large clamping jaws 55 are respectively formed with a slide track 558, the slide track 558 is obliquely arranged from one end of the large clamping jaw 55 close to the small clamping jaw 56 to one end far away from the small clamping jaw 56, the 2 slide tracks 558 are respectively provided with a wedge-shaped block 554, the bottom of the wedge-shaped block 554 close to the small clamping jaw 56 is provided with a round edge 556, and the bottom of the wedge-shaped block 554 far away from the small clamping jaw 56 is provided with an inclined surface 557; springs 555 are respectively fixed in the ends of the 2 large jaws 55, one end of each spring 555 is fixed on the inner surface of the large jaw 55 far away from the small jaw 56, the other end of each spring 555 is fixed on the wedge 554, the springs 555 are original in length at the moment, when the bottom of the wedge 554 is pressed, the springs can approach the small jaw 56 along the inclined surface 557 direction of the wedge 554, the springs 555 are in a stretching state at the moment, and when the resistance at the bottom of the wedge 554 disappears, the springs 555 can enable the wedge 554 to return to the original position.

Referring to the attached drawing 1, a cylinder 3 is fixed on a position, close to a clamp 5, on a rack 1 along the length direction of Z-shaped steel, the cylinder 3 is located at the center position of the width direction of the Z-shaped steel, a cylinder rod of the cylinder 3 is connected with a cutting knife 2, a blade of the cutting knife 2 is in a circular saw shape, and the cutting knife 2 is located right above the Z-shaped steel; a cutting motor 4 is fixed on the cutting knife 2, the cutting motor 4 is coaxial with the blade, and a groove 7 is formed under the cutting knife 2.

The working principle of the embodiment is as follows: before the clamp is used, the tail ends of the large clamping jaw 55 and the small clamping jaw 56 are kept on the same plane, when the clamp is used, the first motor 52 runs to drive the third bevel gear 551 to transmit to the fourth bevel gear 552, then the screw 553 rotates, the small clamping jaw 56 sleeved on the screw 553 moves along the height direction of the large clamping jaw 55, the large clamping jaw 55 and the small clamping jaw 56 move relatively, so that the clamp 5 is in a step shape, the small clamping jaw 56 of the large clamping jaw 55 can be attached to the Z-shaped steel by adjusting the feeding amount of the first motor 52, and finally the clamping of the Z-shaped steel is completed.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a Z shaped steel cutting device, includes frame (1) and cutting knife (2), the shaping has guide rail (6) on frame (1), its characterized in that: the clamping mechanism is characterized in that a clamp (5) is arranged on the rack (1), a clamping part of the clamp (5) is of a central symmetry structure, and the clamp (5) comprises 2 large clamping jaws (55); a first motor (52) is fixed on the end surface of each large clamping jaw (55) close to the guide rail (6), and a third bevel gear (551) is coaxially fixed on each first motor (52); a fourth bevel gear (552) is rotatably connected inside the large clamping jaw (55), and the fourth bevel gear (552) is meshed with a corresponding third bevel gear (551); a screw rod (553) is rotatably connected inside the large clamping jaw (55), and the screw rod (553) and the fourth bevel gear (552) are coaxially fixed; the lead screw (553) is sleeved with a small clamping jaw (56), and the small clamping jaw (56) is sleeved on the lead screw (553) in a threaded manner.

2. The Z-section steel cutting device according to claim 1, wherein: a slide way (558) is formed inside the lower portion of the large clamping jaw (55), the slide way (558) is arranged in a downward inclined mode from one end, close to the small clamping jaw (56), of the large clamping jaw (55), a wedge-shaped block (554) is connected onto the slide way (558) in a sliding mode, and a slope (557) is arranged at the bottom, far away from the small clamping jaw (56), of the wedge-shaped block (554); a spring (555) is fixed inside the slide way, and the other end of the spring is fixed on a wedge block (554).

3. The Z-section steel cutting device according to claim 2, wherein: the wedge block (554) is provided with a round edge (556) close to the bottom of the small clamping jaw (56).

4. The Z-section steel cutting device according to claim 1, wherein: hard rubber pads (561) are adhered to the end faces, close to the Z-shaped steel, of the small clamping jaws (56).

5. The Z-section steel cutting device according to claim 1, wherein: a second motor (51) is fixed above the clamp (5), and a second bevel gear (53) coaxially fixed with the second motor (51) is rotationally connected in the clamp (5); a first bevel gear (54) is rotationally connected in the clamp (5), the first bevel gear (54) is meshed with a second bevel gear (53), and a plane rectangular thread (541) is formed on the end face, far away from the second bevel gear (53), of the first bevel gear (54); the clamp (5) is provided with 2 stop blocks (57) at positions close to the plane rectangular threads (541) in a sliding mode, disc-shaped umbrella-shaped gears (571) are formed on the stop blocks (57), and the disc-shaped umbrella-shaped gears (571) are meshed with the plane rectangular threads (541).

6. The Z-section steel cutting device according to claim 1, wherein: an air cylinder (3) is fixed on the position, close to the clamp (5), of the rack (1) along the length direction of the Z-shaped steel, the air cylinder (3) is located at the center of the width direction of the Z-shaped steel, an air cylinder rod of the air cylinder (3) is connected with a cutting knife (2), a blade of the cutting knife (2) is in a circular saw shape, and the cutting knife (2) is located right above the Z-shaped steel; a cutting motor (4) is fixed on the cutting knife (2), and an output shaft of the cutting motor (4) is coaxially fixed with the cutting knife (2).

7. A Z-shaped steel cutting device according to claim 6, characterized in that: still the shaping is fluted (7) under cutting knife (2), recess (7) and the circular saw blade cooperation on cutting knife (2).

8. A Z-section steel cutting apparatus according to any one of claims 1 to 7, wherein: the guide rail (6) is made of hard alloy.