CN216325561U

CN216325561U - Bar blanking clamp

Info

Publication number: CN216325561U
Application number: CN202122525609.9U
Authority: CN
Inventors: 敖才强; 翟雨
Original assignee: Zhejiang Southwest Tool Co ltd
Current assignee: Zhejiang Southwest Tool Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-19
Anticipated expiration: 2031-10-20

Abstract

The utility model relates to a bar blanking clamp which comprises a base, wherein a V-shaped positioning plate is fixedly connected to the left end of the base, a feeding clamping oil cylinder is fixedly connected to the upper end of the base, a blanking longitudinal clamping oil cylinder fixedly connected to the base is arranged above the V-shaped positioning plate, a V-shaped positioning plate is additionally arranged on the clamp base and is flush with the center of a machine tool feed inlet, the bar positioning reference is good, when a bar enters a machine tool, the feeding clamping oil cylinder and the blanking longitudinal clamping oil cylinder perform clamping action, the precision of a bar cut surface is improved, the sawing efficiency and the product quality are improved, the verticality is ensured by the V-shaped positioning plate, the technological requirement is met, and the sawing efficiency and the product quality are greatly improved.

Description

Bar blanking clamp

Technical Field

The utility model relates to the field of clamps, in particular to a bar blanking clamp.

Background

Along with the rapid increase of the needle tooth task amount, the blanking needs to be cut off to round bar stock in large batch, the existing common blanking method has circular sawing machine blanking, but the blanking is when cutting off the workpiece, one side of the bar stock shear plane is a free deformation area, only the feeding part is clamped, the sawing part has no clamping force, on one hand, a large amount of burrs can be generated on the workpiece shear plane, the end surface is irregular, the size error is increased, the verticality defective rate is higher, inconvenience is brought to subsequent processing, extra material loss is caused, huge economic loss is brought to enterprises, and the problems of low efficiency and the like also exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a bar blanking clamp, which not only improves the precision of the cut surface of a bar, but also greatly improves the sawing efficiency and the product quality.

The utility model adopts the technical scheme for solving the technical problems that: the bar blanking clamp comprises a base, wherein a V-shaped positioning plate is fixedly connected to the left end of the base, a feeding clamping oil cylinder is fixedly connected to the upper end of the base, a blanking longitudinal clamping oil cylinder fixedly connected to the base is arranged above the V-shaped positioning plate, a cutting groove is formed in the upper end of the V-shaped positioning plate, a blanking transverse clamping oil cylinder fixedly connected to the upper end of the base is arranged in front of the feeding clamping oil cylinder, a V-shaped positioning plate is added on the base of the clamp and is flush with the center of a feed inlet of a machine tool, the bar positioning reference is good, when a bar enters the machine tool, the feeding clamping oil cylinder and the blanking longitudinal clamping oil cylinder perform clamping action, the precision of a bar cutting surface is improved, the sawing efficiency and the product quality are improved, the V-shaped positioning plate ensures that the verticality also meets the technological requirements, the sawing efficiency and the product quality are greatly improved, and a cutter can completely pass through the bar when the bar is sawn, the cutting effect is good, when the bar enters the machine tool, the feeding clamping oil cylinder, the blanking transverse clamping oil cylinder and the blanking longitudinal clamping oil cylinder simultaneously perform clamping action, so that the axial lead of the long bar and the axial lead of the rotary oil cylinder chuck are on the same straight line, and the precision of the cut surface of the bar is improved by clamping two ends of the bar.

In order to further improve the structure, a material pushing plate is fixedly connected to the left end of the blanking transverse clamping oil cylinder, a groove corresponding to the cutting groove is formed in the material pushing plate, the cutting knife can completely penetrate through the bar when the bar is sawed in a three-in-one clamping mode, burrs are hardly formed on the end face of the bar, and the size consistency is good.

Further perfect, the feeding presss from both sides tight hydro-cylinder left end fixedly connected with feeding splint, and unloading vertically presss from both sides tight hydro-cylinder lower extreme fixedly connected with clamp plate, increases the area of contact with the bar, straightness and depth of parallelism when guaranteeing the bar cutting for product quality is better.

Further perfection, V type locating plate front end downward sloping for the bar that cuts off can fall automatically, can not pile up, influences follow-up processing.

Further perfect, V type piece left side is equipped with cutting mechanism, and cutting mechanism includes the cylinder, cylinder right-hand member fixedly connected with connecting block, connecting block right-hand member fixedly connected with cutting knife, cutting knife sliding connection are in cutting the cut groove.

Further perfect, the base front end is equipped with conveying mechanism, conveying mechanism is including installing the support frame in the base left and right sides, it is connected with the belt pulley to rotate on the support frame, connect through the conveyer belt between two belt pulleys about, the belt pulley rear end fixedly connected with ratchet of left end, the connecting block lower extreme rotates and is connected with the shifting block that can stir the ratchet, the one end of shifting block upper end fixedly connected with spring, the other end fixed connection of spring is at the connecting block lower extreme, it promotes the connecting block right branch to start the cylinder, the ratchet does not rotate this moment, the connecting block drives the cutting knife and moves to the right, the cutting knife downcuts the bar, the bar falls to the transfer belt upper end, the cylinder drives the connecting block and moves left, the connecting block drives the ratchet, the ratchet drives the belt pulley and rotates, the belt pulley drives the conveyer belt and rotates, the conveyer belt is carried the bar.

Further perfect, conveyer belt outside fixedly connected with baffle, baffle have do individual and equidistance evenly distributed, cut every bar under will cutting apart, avoid the bar to roll for the bar is carried more conveniently.

Further perfect, be equipped with the baffle on the conveyer belt front end V type piece relevant position, when avoiding the bar cutting to accomplish the conveyer belt that falls, drop the conveyer belt outside, it is more convenient to use.

The utility model has the beneficial effects that: the utility model not only improves the precision of the cut surface of the bar, greatly improves the sawing efficiency and the product quality, adds a V-shaped positioning plate on the clamp base, the cutting mechanism is parallel to the center of a feeding hole of a machine tool, the positioning reference of the bar is good, when the bar enters the machine tool, the feeding clamping oil cylinder, the blanking transverse clamping oil cylinder and the blanking longitudinal clamping oil cylinder simultaneously carry out clamping action, so that the axial lead of the long bar and the axial lead of a chuck of the rotary oil cylinder are on the same straight line, the precision of the cut surface of the bar is improved by clamping two ends, the cutting groove and the corresponding groove are arranged, the saw blade can completely penetrate through the bar when the bar is sawn by a three-in-one clamping mode, the end surface almost has no burr, the size consistency is good, the cutting mechanism and the conveying mechanism are mutually matched, the clamp has the advantages that the clamp is high in machining efficiency, each cut bar is separated by the partition plate, the bar is prevented from rolling, and the bar is conveyed more conveniently.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of a cutting mechanism and a conveying mechanism according to the present invention;

fig. 4 is a schematic structural diagram of the cutting mechanism of the present invention.

Description of reference numerals: 1. a V-shaped positioning plate; 11. cutting the groove; 2. a base; 3. a feeding clamping oil cylinder; 31. a feeding clamping plate; 4. A blanking longitudinal clamping oil cylinder; 41. pressing a plate; 5. a blanking transverse clamping oil cylinder; 51. a material pushing plate; 52. a groove; 6. a cutting mechanism; 61. a cylinder; 62. connecting blocks; 621. shifting blocks; 622. a spring; 63. a cutting knife; 7. a conveying mechanism; 71. a belt pulley; 72. a conveyor belt; 721. a partition plate; 73. a ratchet wheel; 74. a support frame; 75. and a baffle plate.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1: the embodiment of the utility model provides a bar unloading anchor clamps, including

base

2, 2 left end fixedly connected with V type locating plate 1 of base, 2 upper end fixedly connected with feeding clamping cylinder 3 of base, 1 top of V type locating plate is equipped with the vertical tight hydro-cylinder 4 of the unloading of fixed connection on

base

2, 3 the place ahead of feeding clamping cylinder is equipped with the horizontal tight hydro-cylinder 5 of the unloading of fixed connection in base 2 upper end, 1 upper end of V type locating plate is opened there is cutting

groove

11, 5 left end fixedly connected with scraping wings 51 of unloading horizontal clamping cylinder, it has the recess 52 corresponding with cutting groove 11 to open on

scraping wings

51, 3 left end fixedly connected with feeding clamping cylinder 31 of feeding clamping cylinder, 4 lower extreme fixedly connected with clamp plates 41 of unloading vertical clamping cylinder, 1 front end downward sloping of V type locating plate.

As shown in fig. 2-4: the left side of the V-shaped block is provided with a cutting mechanism 6, the cutting mechanism 6 comprises a cylinder 61, the right end of the cylinder 61 is fixedly connected with a connecting block 62, the right end of the connecting block 62 is fixedly connected with a cutting knife 63, the cutting knife 63 is connected in a sliding way in a cutting groove 11, the front end of the base 2 is provided with a conveying mechanism 7, the conveying mechanism 7 comprises supporting frames 74 arranged at the left side and the right side of the base 2, belt pulleys 71 are rotatably connected on the supporting frames 74, the left belt pulley 71 and the right belt pulley 71 are connected through a conveying belt 72, the rear end of the belt pulley 71 at the left end is fixedly connected with a ratchet 73, the lower end of the connecting block 62 is rotatably connected with a shifting block 621 capable of shifting the ratchet 73, the upper end of the shifting block 621 is fixedly connected with one end of a spring 622, the other end of the spring 622 is fixedly connected with the lower end of the connecting block 62, the outer side of the conveying belt 72 is fixedly connected with a partition board 721, the partition board 721 is provided with a plurality of blocks which are evenly distributed at equal intervals, the baffle 75 is arranged at the corresponding position of the V-shaped block at the front end of the conveying belt 72,

when the utility model is used: the V-shaped positioning plate 1 is aligned with the center of a feeding hole of a machine tool, the positioning reference of a bar is good, when the bar enters the machine tool, the feeding clamping cylinder 3, the blanking transverse clamping cylinder 5 and the blanking longitudinal clamping cylinder 4 simultaneously perform clamping actions, so that the axial lead of a long bar and the axial lead of a chuck of a rotary cylinder are on the same straight line, after the bar is pushed for a certain length, the air cylinder 61 is started to push the connecting block 62 to move rightwards, the ratchet wheel 73 does not rotate at the moment, the connecting block 62 drives the cutting knife 63 to move rightwards, the cutting knife 63 cuts the bar, the bar falls to the upper end of the transfer belt, the air cylinder 61 drives the connecting block 62 to move leftwards, the connecting block 62 drives the ratchet wheel 73 to rotate, the ratchet wheel 73 drives the belt pulley 71 to rotate, the belt pulley 71 drives the conveyor belt 72 to rotate, and the bar is conveyed by the conveyor belt 72.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a bar blanking anchor clamps, includes base (2), characterized by: base (2) left end fixedly connected with V type locating plate (1), base (2) upper end fixedly connected with feeding presss from both sides tight hydro-cylinder (3), and V type locating plate (1) top is equipped with the vertical tight hydro-cylinder (4) of clamp of unloading of fixed connection on base (2), and open V type locating plate (1) upper end has cut groove (11), and feeding presss from both sides tight hydro-cylinder (3) the place ahead and is equipped with unloading transverse clamping hydro-cylinder (5) of fixed connection in base (2) upper end.

2. The bar blanking jig of claim 1, wherein: the left end of the blanking transverse clamping oil cylinder (5) is fixedly connected with a material pushing plate (51), and a groove (52) corresponding to the cutting groove (11) is formed in the material pushing plate (51).

3. The bar blanking jig of claim 1, wherein: the left end of the feeding clamping oil cylinder (3) is fixedly connected with a feeding clamping plate (31), and the lower end of the blanking longitudinal clamping oil cylinder (4) is fixedly connected with a pressing plate (41).

4. The bar blanking jig of claim 1, wherein: the front end of the V-shaped positioning plate (1) inclines downwards.

5. The bar blanking jig of claim 1, wherein: v type piece left side is equipped with cutting mechanism (6), and cutting mechanism (6) include cylinder (61), cylinder (61) right-hand member fixedly connected with connecting block (62), and connecting block (62) right-hand member fixedly connected with cutting knife (63), cutting knife (63) sliding connection are in cutting groove (11).

6. The bar blanking jig of claim 5, wherein: base (2) front end is equipped with conveying mechanism (7), conveying mechanism (7) are including installing support frame (74) in base (2) the left and right sides, it is connected with belt pulley (71) to rotate on support frame (74), connect through conveyer belt (72) between controlling two belt pulleys (71), belt pulley (71) rear end fixedly connected with ratchet (73) of left end, connecting block (62) lower extreme rotates and is connected with shifting block (621) that can stir ratchet (73), the one end of shifting block (621) upper end fixedly connected with spring (622), the other end fixed connection of spring (622) is at connecting block (62) lower extreme.

7. The bar blanking jig of claim 6, wherein: conveyer belt (72) outside fixedly connected with baffle (721), baffle (721) have dry and equidistance evenly distributed.

8. A bar blanking jig according to claim 6 or 7 wherein: and a baffle (75) is arranged at the corresponding position of the V-shaped block at the front end of the conveyor belt (72).