CN212857459U

CN212857459U - Numerical control is fixture with barrier propterty for bender

Info

Publication number: CN212857459U
Application number: CN202021584787.8U
Authority: CN
Inventors: 徐红明
Original assignee: Suzhou Lianyu Metal Products Co ltd
Current assignee: Suzhou Lianyu Metal Products Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-02
Anticipated expiration: 2030-08-04

Abstract

The utility model belongs to the technical field of the numerical control bender, especially, numerical control bender is with fixture that has protective properties, to the unstable problem of current centre gripping, the following scheme is proposed at present, and it includes the under casing, two slide holes have been seted up at the top of under casing, and equal slidable mounting has the grip block in two slide holes, and the top of two grip blocks all extends to the top of under casing, and the bottom of two grip blocks all extends to the under casing in, and the equal fixed mounting in one side that two grip blocks are close to each other has the blotter and removes the frame, and the blotter is located the top of under casing, removes the frame and is located the under casing, and fixed mounting has same slide bar between the both sides inner wall of under casing. The utility model discloses simple structure, reasonable in design, convenient operation not only can carry out the centre gripping that stabilizes to the metal sheet, can carry out the centre gripping to the metal sheet of different shapes or size moreover and fix, has improved the practicality of device, is fit for using widely.

Description

Numerical control is fixture with barrier propterty for bender

Technical Field

The utility model relates to a numerical control bender technical field especially relates to a numerical control bender is with fixture that has barrier propterty.

Background

Numerical control bender is as the name implies and is one kind and controls through numerical control instruction and rolls over into equipment of certain angle to some steel structure spare to be fine carry out various construction work some steel structure spares, and numerical control bender need cooperate fixture to carry on spacingly to the rear end of work piece when using, so that the fine work of bending of the front end of work piece.

The patent that publication is CN209222933U discloses a high accuracy numerical control bender, including the numerical control bender body, both ends all are provided with storage device about the numerical control bender body front surface, storage device is including accomodating groove, hinge, first door plant, handle, accomodate the groove and set up both ends about the numerical control bender body, the hinge activity is passed through to one side of first door plant and is accomodate on the groove, handle fixed connection is on first door plant. However, the bending machine is not stable when clamping workpieces with different shapes or gears, and has room for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the numerical control bender that provides is with fixture that has barrier propterty.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamping mechanism with protective performance for a numerical control bending machine comprises a bottom box, wherein two sliding holes are formed in the top of the bottom box, clamping plates are slidably mounted in the two sliding holes, the top ends of the two clamping plates extend to the upper side of the bottom box, the bottom ends of the two clamping plates extend into the bottom box, a cushion pad and a moving frame are fixedly mounted on one side, close to each other, of the two clamping plates, the cushion pad is located above the bottom box, the moving frame is located in the bottom box, the same sliding rod is fixedly mounted between the inner walls of the two sides of the bottom box, the two clamping plates are slidably sleeved on the sliding rod, two rotating shafts are rotatably mounted on the inner wall of one side of the bottom box, the rotating shafts are perpendicular to the sliding rod, a disc and a driving wheel are fixedly sleeved on the two rotating shafts, a driving rod is rotatably mounted on one side, far away from the driving wheel, a fixed pin, two fixed pin axles are respectively slidable mounting in two removal frames, and the through-hole has been seted up to one side of under casing, and the bull stick is installed to the through-hole internal rotation, and the one end of bull stick extends to the under casing in, and fixed cup joints first awl tooth, and outside the other end of bull stick extended to the under casing, and seted up the recess, movable mounting has the bull stick in the recess, outside the one end of bull stick extended to the recess, and fixed mounting has the pull rod, the equal fixed mounting in top and the bottom of pull rod has the kelly.

Preferably, the same transmission belt is sleeved between the two transmission wheels.

Preferably, a second conical tooth is fixedly sleeved on the rotating shaft close to the rotating rod and meshed with the first conical tooth.

Preferably, the movable rod is movably sleeved with a spring, and two ends of the spring are respectively and fixedly installed on one side of the pull rod, which is close to the rotating rod.

Preferably, a plurality of clamping grooves are uniformly formed in the annular shape on one side, close to the pull rod, of the bottom box, and the clamping grooves are matched with the clamping rods.

Preferably, the top inner wall and the bottom inner wall of recess have all been seted up the spacing groove, and equal slidable mounting has the stopper in two spacing inslots, and two stoppers are fixed mounting respectively in the top and the bottom of carriage release lever.

In the utility model, when the metal plate needs to be bent, the metal plate is placed on the top of the bottom box, the pull rod is pulled to stretch the spring so as to drive the two clamping rods fixedly connected with the pull rod, when the clamping rods are moved out of the clamping grooves, the pull rod is rotated so as to drive the limiting blocks fixedly arranged on the pull rod to rotate, the rotating rod can be driven to rotate due to the connection relation among the limiting blocks, the limiting grooves and the rotating rod, and then the first bevel gear fixedly sleeved on the rotating rod can be driven to rotate, and the second bevel gear can be driven to rotate due to the meshing of the first bevel gear and the second bevel gear, and due to the connection relation among the second bevel gear, the rotating shaft and the driving wheel, the driving wheel can be driven to rotate, and then another driving wheel is driven to rotate through the driving belt, so as to drive another rotating shaft to rotate, because the discs are fixedly sleeved on the rotating shaft, the two discs can be driven to synchronously rotate, the transmission rod which is rotatably arranged on one side of the discs is driven to rotate, the fixed pin shaft which is fixedly arranged on the transmission rod is driven to rotate, the clamping plates are sleeved on the slide rod in a sliding manner, so the clamping plates can only horizontally move along the slide rod, and the movable frames can only horizontally move due to the fixed connection relationship between the clamping plates and the movable frames, meanwhile, the fixed pin shaft is slidably arranged in the movable frames, the two movable frames can be driven to mutually approach along with the rotation of the two fixed pin shafts, so the two clamping plates are driven to mutually approach, the arrangement of the buffer cushion can protect the metal plates and prevent the metal plates from being damaged, when the metal plates are clamped by the two clamping plates, the rotation of the pull rod is stopped, the pull rod is loosened, and the pull rod is pulled due to, thereby drive two kellies and remove, and insert in the draw-in groove to accomplish the centre gripping fixed like the metal. The utility model discloses simple structure, reasonable in design, convenient operation not only can carry out the centre gripping that stabilizes to the metal sheet, can carry out the centre gripping to the metal sheet of different shapes or size moreover and fix, has improved the practicality of device, is fit for using widely.

Drawings

Fig. 1 is a schematic structural view of a clamping mechanism with protective performance for a numerically controlled bending machine according to the present invention;

fig. 2 is a partial structural plan view of the clamping mechanism with protection performance for the numerically controlled bending machine according to the present invention in fig. 1;

fig. 3 is the schematic structural diagram of part a of fig. 1 of a clamping mechanism with protective performance for a numerically controlled bending machine according to the present invention.

In the figure: the device comprises a bottom box 1, a sliding hole 2, a clamping plate 3, a cushion pad 4, a moving frame 5, a sliding rod 6, a rotating shaft 7, a disc 8, a driving wheel 9, a driving belt 10, a driving rod 11, a fixed pin shaft 12, a through hole 13, a rotating rod 14, a first bevel gear 15, a second bevel gear 16, a groove 17, a moving rod 18, a pull rod 19, a clamping rod 20, a spring 21, a clamping groove 22, a limiting groove 23 and a limiting block 24.

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.

Example one

Referring to fig. 1-3, a clamping mechanism with protective performance for a numerical control bending machine comprises a bottom case 1, wherein the top of the bottom case 1 is provided with two sliding holes 2, clamping plates 3 are slidably mounted in the two sliding holes 2, the top ends of the two clamping plates 3 extend to the upper side of the bottom case 1, the bottom ends of the two clamping plates 3 extend into the bottom case 1, one side of each of the two clamping plates 3, which is close to each other, is fixedly provided with a cushion pad 4 and a moving frame 5, the cushion pad 4 is positioned above the bottom case 1, the moving frame 5 is positioned in the bottom case 1, the same sliding rod 6 is fixedly mounted between the inner walls of the two sides of the bottom case 1, the two clamping plates 3 are slidably sleeved on the sliding rod 6, one inner wall of the bottom case 1 is rotatably provided with two rotating shafts 7, the rotating shafts 7 are arranged perpendicular to the sliding rod 6, a disc 8 and a driving wheel 9 are fixedly sleeved on, one side that drive wheel 9 was kept away from to two discs 8 all rotates and installs transfer line 11, the equal fixed mounting of one end that two transfer lines 11 kept away from each other has fixed pin axle 12, two fixed pin axles 12 are slidable mounting respectively in two removal frames 5, through-hole 13 has been seted up to one side of under casing 1, bull stick 14 is installed to the through-hole 13 internal rotation, the one end of bull stick 14 extends to in the under casing 1, and fixed cover has connect first awl tooth 15, the other end of bull stick 14 extends to under casing 1 outside, and set up recess 17, movable mounting has carriage release lever 18 in the recess 17, the one end of carriage release lever 18 extends to outside the recess 17, and fixed mounting has pull rod 19, the equal fixed mounting in top and the bottom of pull rod 19 has kelly.

The utility model discloses in, cup jointed same drive belt 10 between two drive wheels 9, one of them drive wheel 9 rotates, can drive another drive wheel 9 through drive belt 10 and rotate.

The utility model discloses in, it has second taper tooth 16 to fix the cover on the pivot 7 that is close to bull stick 14, and second taper tooth 16 meshes with first taper tooth 15 mutually, and first taper tooth 15 rotates, can drive second taper tooth 16 and rotate.

The utility model discloses in, spring 21 has been cup jointed in the activity on the carriage release lever 18, and spring 21's both ends respectively fixed mounting in the one side that pull rod 19 and bull stick 14 are close to each other, and pull rod 19 can be spur to spring 21's elastic restoring force for pull rod 19 removes.

The utility model discloses in, a plurality of draw-in grooves 22 have evenly been seted up to the one side annular that the under casing 1 is close to pull rod 19, and draw-in groove 22 and kelly 20 looks adaptation, kelly 20 can insert in the draw-in groove 22.

The utility model discloses in, the spacing groove 23 has all been seted up to recess 17's top inner wall and bottom inner wall, and equal slidable mounting has stopper 24 in two spacing grooves 23, and two stopper 24 difference fixed mounting are in the top and the bottom of carriage release lever 18, and stopper 24 can slide in spacing groove 23, and carriage release lever 18 removes or rotates, can drive stopper 24 and remove or rotate.

Example two

In the utility model, when the metal plate needs to be bent, the metal plate is placed on the top of the bottom case 1, the pull rod 19 is pulled to extend the spring 21, thereby driving the two clamping rods 20 fixedly connected with the pull rod 19, when the clamping rods 20 are moved out of the clamping grooves 22, the pull rod 19 is rotated, thereby driving the stopper 24 fixedly arranged on the pull rod 19 to rotate, the rotating rod 14 can be driven to rotate due to the connection relation between the stopper 24, the limiting grooves 23 and the rotating rod 14, and then the first bevel gear 15 fixedly sleeved on the rotating rod 14 can be driven to rotate, the first bevel gear 15 is meshed with the second bevel gear 16, thereby driving the second bevel gear 16 to rotate, the connection relation between the rotating shaft 7 and the driving wheel 9 can drive the driving wheel 9 to rotate, and then the other driving wheel 9 is driven to rotate through the driving belt 10, thereby driving the other rotating shaft 7 to rotate, because the disc 8 is fixedly sleeved on the rotating shaft 7, the two discs 8 can be driven to synchronously rotate, the driving rod 11 which is rotatably arranged on one side of the disc 8 is driven to rotate, the fixed pin shaft 12 which is fixedly arranged on the driving rod 11 is driven to rotate, the clamping plate 3 is slidably sleeved on the sliding rod 6, the clamping plate 3 only can horizontally move along the sliding rod 6, the moving frame 5 only can horizontally move due to the fixed connection relationship between the clamping plate 3 and the moving frame 5, meanwhile, the two moving frames 5 can be driven to mutually approach along with the rotation of the two fixed pin shafts 12, the two clamping plates 3 are driven to mutually approach, the buffer cushion 4 is arranged, the metal plate can be protected, the metal plate is prevented from being damaged, when the metal plate is clamped by the two clamping plates 3, the pull rod 19 stops rotating, and the pull rod 19 is loosened, and due to the elastic restoring force of the spring 21, the pull rod 19 is pulled, so that the pull rod 19 moves, the two clamping rods 20 are driven to move, and the clamping rods are inserted into the clamping grooves 22, and the metal-like clamping and fixing are completed. The utility model discloses simple structure, reasonable in design, convenient operation not only can carry out the centre gripping that stabilizes to the metal sheet, can carry out the centre gripping to the metal sheet of different shapes or size moreover and fix, has improved the practicality of device, is fit for using widely.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The clamping mechanism with the protection performance for the numerical control bending machine comprises a bottom box (1) and is characterized in that two sliding holes (2) are formed in the top of the bottom box (1), clamping plates (3) are slidably mounted in the two sliding holes (2), the top ends of the two clamping plates (3) extend to the upper portion of the bottom box (1), the bottom ends of the two clamping plates (3) extend into the bottom box (1), a cushion pad (4) and a movable frame (5) are fixedly mounted on one sides, close to each other, of the two clamping plates (3), the cushion pad (4) is located above the bottom box (1), the movable frame (5) is located in the bottom box (1), the same sliding rod (6) is fixedly mounted between the inner walls of the two sides of the bottom box (1), the two clamping plates (3) are slidably sleeved on the sliding rod (6), two rotating shafts (7) are rotatably mounted on the inner wall of one side of the bottom box (1), the rotating shafts (7) are perpendicular to the sliding rods (6), the two rotating shafts (7) are fixedly sleeved with the discs (8) and the transmission wheels (9), one sides of the two discs (8) far away from the transmission wheels (9) are respectively and rotatably provided with the transmission rods (11), one ends of the two transmission rods (11) far away from each other are respectively and fixedly provided with the fixed pin shafts (12), the two fixed pin shafts (12) are respectively and slidably arranged in the two movable frames (5), one side of the bottom box (1) is provided with the through hole (13), the through hole (13) is rotatably provided with the rotating rod (14), one end of the rotating rod (14) extends into the bottom box (1), the rotating rod is fixedly sleeved with the first conical tooth (15), the other end of the rotating rod (14) extends out of the bottom box (1) and is provided with the groove (17), the movable rod (18) is movably arranged in the groove (17), one end of the moving rod (18) extends, and a pull rod (19) is fixedly installed, and clamping rods (20) are fixedly installed at the top and the bottom of the pull rod (19).

2. A protective clamping mechanism for a numerically controlled bending machine according to claim 1, wherein the same belt (10) is sleeved between the two driving wheels (9).

3. The clamping mechanism with the protection performance for the numerically controlled bending machine according to claim 1, wherein a second conical tooth (16) is fixedly sleeved on the rotating shaft (7) close to the rotating rod (14), and the second conical tooth (16) is meshed with the first conical tooth (15).

4. The clamping mechanism with the protection performance for the numerical control bending machine according to claim 1, wherein a spring (21) is movably sleeved on the movable rod (18), and two ends of the spring (21) are respectively and fixedly installed on one side, close to each other, of the pull rod (19) and the rotating rod (14).

5. The clamping mechanism with the protection performance for the numerical control bending machine according to claim 1, wherein a plurality of clamping grooves (22) are uniformly formed in an annular shape on one side of the bottom box (1) close to the pull rod (19), and the clamping grooves (22) are matched with the clamping rods (20).

6. The clamping mechanism with the protection performance for the numerical control bending machine according to claim 1, wherein the top inner wall and the bottom inner wall of the groove (17) are both provided with a limiting groove (23), limiting blocks (24) are slidably mounted in the two limiting grooves (23), and the two limiting blocks (24) are respectively and fixedly mounted at the top and the bottom of the moving rod (18).