阅读说明：本技术 一种带有柔性导板的链锯机 (Chain saw machine with flexible guide plate ) 是由 陈丞毅 李根法 其他发明人请求不公开姓名 于 2021-05-19 设计创作，主要内容包括：本发明涉及磨削工具,具体涉及用于对钢筋混凝土条块进行切割的一种带有柔性导板的链锯机。包括进给电机,进给丝杆,进给螺母,导柱,导套,床身和磨削总成。所述磨削总成包括柔性导板,金刚石锯链,拉紧组件I,拉紧组件II,拉紧组件III,拉紧组件IV,磨削架和磨削电机。所述一种带有柔性导板的链锯机构思新颖,结构合理紧凑,使用方便,能调节切割宽度,保护金刚石锯链刀头,提高了切割效率。(The invention relates to a grinding tool, in particular to a chain saw with a flexible guide plate for cutting a reinforced concrete bar. The grinding machine comprises a feeding motor, a feeding screw rod, a feeding nut, a guide pillar, a guide sleeve, a machine body and a grinding assembly. The grinding assembly comprises a flexible guide plate, a diamond saw chain, a tensioning assembly I, a tensioning assembly II, a tensioning assembly III, a tensioning assembly IV, a grinding frame and a grinding motor. The chain saw machine with the flexible guide plate is novel in concept, reasonable and compact in structure, convenient to use, capable of adjusting cutting width, protecting a diamond saw chain cutter head and improving cutting efficiency.)

1. A chain saw machine with a flexible guide plate comprises a feeding motor, a feeding screw rod, a feeding nut, a guide column, a guide sleeve, a machine body and a grinding assembly; the method is characterized in that: the grinding assembly comprises a flexible guide plate, a diamond saw chain, a tensioning assembly I, a tensioning assembly II, a tensioning assembly III, a tensioning assembly IV, a grinding frame and a grinding motor; the tensioning assembly I comprises a tensioning nut, a tensioning screw rod, a tensioning shaft, a tensioning chain wheel, a tensioning end sleeve, a tensioning end plate and an end plate fixing screw; the lathe bed is provided with a feeding motor mounting hole, a guide pillar mounting upper hole and a guide pillar mounting lower hole; the grinding frame is provided with a feed nut mounting hole, a guide sleeve mounting hole, a grinding motor mounting hole, a grinding frame through hole, a tensioning screw rod hole I, a tensioning screw rod hole II, a tensioning screw rod hole III and a tensioning screw rod hole IV; the flexible guide plate is formed by connecting a plurality of guide plate blocks in series; the guide plate block is provided with a guide plate block tooth groove and a guide plate block guide groove; the diamond saw chain is provided with diamond saw chain guide teeth and diamond saw chain tool bits; the tensioning screw rod hole I is matched with the tensioning screw rod; the feeding nut is matched with the feeding screw rod; the excircle of the feeding nut is matched with the feeding nut mounting hole; the guide pillar is matched with the guide sleeve; the guide plate block tooth grooves are matched with the gear teeth of the tensioning chain wheel; the guide plate block guide groove is matched with the diamond saw chain guide teeth; and a chain wheel is arranged on a rotating shaft of the grinding motor and meshed with the diamond saw chain.

Technical Field

The invention relates to a grinding tool, in particular to a chain saw machine with a flexible guide plate for cutting a reinforced concrete bar block.

Background

The common chain saw machine is mostly of a hand-held type, is generally used for cutting small-sized strips or square holes on reinforced concrete pavements (floors and wall surfaces), and is generally used for cutting relatively wide reinforced concrete strips by using a rope saw machine.

Disclosure of Invention

To this end, the invention provides a chainsaw machine with a flexible guide plate that can be used to cut relatively wide reinforced concrete bars.

The technical scheme adopted by the invention is as follows:

the chain saw machine with the flexible guide plate comprises a feeding motor, a feeding screw rod, a feeding nut, a guide column, a guide sleeve, a machine body and a grinding assembly.

The grinding assembly comprises a flexible guide plate, a diamond saw chain, a tensioning assembly I, a tensioning assembly II, a tensioning assembly III, a tensioning assembly IV, a grinding frame and a grinding motor.

The grinding motor is provided with a grinding motor screw hole.

The tensioning assembly I comprises a tensioning nut, a tensioning screw rod, a tensioning shaft, a tensioning chain wheel, a tensioning end sleeve, a tensioning end plate and an end plate fixing screw.

The tensioning assembly II, the tensioning assembly III, the tensioning assembly IV and the tensioning assembly I are identical in structure.

The lathe bed is provided with a feeding motor mounting hole, a guide pillar mounting upper hole and a guide pillar mounting lower hole. Four through holes are uniformly distributed on the periphery of the feeding motor mounting hole.

The grinding frame is provided with a feeding nut mounting hole, a guide sleeve mounting hole, a grinding motor mounting hole, a grinding frame through hole, a tensioning screw rod hole I, a tensioning screw rod hole II, a tensioning screw rod hole III and a tensioning screw rod hole IV. The structure of the tensioning screw hole I, the structure of the tensioning screw hole II, the structure of the tensioning screw hole III and the structure of the tensioning screw hole IV are the same.

The grinding motor mounting hole is a strip-shaped hole, and two sides of the hole are respectively provided with a strip-shaped groove.

The excircle of the guide sleeve is matched with the guide sleeve mounting hole. And the guide sleeve is arranged in the guide sleeve mounting hole, and the guide sleeve is fixed by a riding screw or a set screw.

The flexible guide plate is formed by connecting a plurality of guide plate blocks in series. The guide plate block is provided with a guide plate block tooth groove and a guide plate block guide groove. The guide plate block tooth grooves are matched with the gear teeth of the tensioning chain wheel.

The feed nut cooperates with the feed screw.

And the excircle of the feeding nut is matched with the feeding nut mounting hole. And installing the feed nut into the feed nut mounting hole, and fixing the feed nut by using a riding screw or a set screw.

The guide pillar is matched with the guide sleeve.

And sequentially arranging the guide post into the guide post mounting upper hole, the guide sleeve and the guide post mounting lower hole, and fixing the guide post by using a cylindrical pin or a set screw.

And taking the tensioning component I, the tensioning component II, the tensioning component III and the tensioning component IV, screwing out the tensioning nut, respectively loading four tensioning screw rods into the tensioning screw rod hole I, the tensioning screw rod hole II, the tensioning screw rod hole III and the tensioning screw rod hole IV, and then screwing in the tensioning nut respectively.

And inserting the rotating shaft of the grinding motor into the grinding motor mounting hole, and fixing the rotating shaft by four bolts through two grooves on two sides of the grinding motor mounting hole. The grinding motor is characterized in that a key groove and a clamp spring groove are formed in a rotating shaft of the grinding motor, a chain wheel is installed on the rotating shaft of the grinding motor and fixed by a clamp spring, the chain wheel is provided with a flat key, and the chain wheel can be meshed with the diamond saw chain.

And screwing the feeding screw rod into the feeding nut. And inserting the rotating shaft of the feeding motor into the feeding motor mounting hole. And fixedly connecting a rotating shaft of the feeding motor with the feeding screw rod. And four bolts are used for passing through four through holes uniformly distributed on the periphery of the mounting hole of the feeding motor, so that the feeding motor is fixedly connected to the upper transverse plate of the lathe bed.

The feeding motor and the grinding motor are respectively connected with a power supply through a circuit.

The invention has the beneficial effects that:

the chain saw machine with the flexible guide plate is novel in concept, reasonable and compact in structure, convenient to use, capable of adjusting cutting width, protecting a diamond saw chain cutter head and improving cutting efficiency.

Drawings

The following is further illustrated in connection with the figures of the present invention.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the grinding assembly.

Fig. 3 is a schematic structural diagram of the bed.

Fig. 4 is a schematic structural view of the grinding stand.

Fig. 5 is an exploded view of the tension assembly.

FIG. 6 is a schematic structural view of the flexible guide.

Fig. 7 is a schematic view of the structure of the guide plate block.

Fig. 8 is a schematic structural view of the diamond saw chain.

Fig. 9 is a schematic structural view of the grinding motor.

In the figure, 1, a feeding motor, 2, a feeding screw rod, 3, a feeding nut, 4, a guide post, 5, a guide sleeve, 6, a machine body, 7, a grinding assembly, 8, a flexible guide plate, 9, a diamond saw chain, 10, a tensioning assembly I, 11, a grinding frame, 12, a feeding motor mounting hole, 13, a guide post mounting upper hole, 14, a guide post mounting lower hole, 15, a feeding nut mounting hole, 16, a guide sleeve mounting hole, 17, a grinding motor mounting hole, 18, a tensioning screw rod hole I, 19, a tensioning screw rod hole II, 20, a tensioning screw rod hole III, 21, a tensioning screw rod hole IV, 22, a tensioning nut, 23, a tensioning screw rod, 24, a tensioning shaft, 25, a tensioning chain wheel, 26, a tensioning end sleeve, 27, a grinding motor, 28, a tensioning end plate, 29, an end plate fixing screw, 30, a guide plate tooth groove, 31, a guide plate guide groove, 32, a guide plate block, 33, diamond saw chain guide teeth, 34 and a saw chain tool bit, 35. tensioning assemblies II, 36, tensioning assemblies III, 37, tensioning assemblies IV, 38, grinding frame through holes, 39, grinding motor screw holes.

Detailed Description

The invention will be further described with reference to the accompanying drawings and examples, which are preferred embodiments of the invention.

As in fig. 1. The chain saw with the flexible guide plate comprises a feeding motor 1, a feeding screw rod 2, a feeding nut 3, a guide pillar 4, a guide sleeve 5, a lathe bed 6 and a grinding assembly 7.

Preferably. The guide sleeve 5 is a copper sleeve.

Preferably. The guide post 4 is coated with lubricating grease or lubricating oil and is provided with a dustproof sleeve.

As shown in fig. 2. The grinding assembly 7 comprises the flexible guide plate 8, the diamond saw chain 9, the tensioning assembly I10, the tensioning assembly II35, the tensioning assembly III36, the tensioning assembly IV37, the grinding frame 11 and the grinding motor 27.

As shown in fig. 3. The lathe bed 6 is provided with the feeding motor mounting hole 12, the guide pillar mounting upper hole 13 and the guide pillar mounting lower hole 14.

As shown in fig. 4. The grinding rack 11 is provided with the feed nut mounting hole 15, the guide sleeve mounting hole 16, the grinding motor mounting hole 17, the grinding rack through hole 38, the tensioning screw rod hole I18, the tensioning screw rod hole II19, the tensioning screw rod hole III20 and the tensioning screw rod hole IV 21.

As shown in fig. 5. The tensioning assembly I10 comprises the tensioning nut 22, the tensioning screw 23, the tensioning shaft 24, the tensioning chain wheel 25, the tensioning end sleeve 26, the tensioning end plate 28 and the end plate fixing screw 29.

Preferably. The tensioning screw hole I18, the tensioning screw hole II19, the tensioning screw hole III20 and the tensioning screw hole IV21 are cylindrical holes with the same size, and each cylindrical hole is provided with a key groove and is matched with the tensioning screw 23.

Preferably. The tension screw 23 is connected with a flat key. The flat key mates with the keyways of the tension screw hole I18, the tension screw hole II19, the tension screw hole III20, and the tension screw hole IV 21.

Preferably. The left side and the right side of the tensioning end plate 28 are respectively provided with a cylindrical pin, and the two cylindrical pins play a role in positioning.

As shown in fig. 6. The flexible guide plate 8 is formed by connecting a plurality of guide plate blocks 32 in series.

As shown in fig. 7. The guide plate 32 is provided with the guide plate spline 30 and the guide plate guide groove 31.

As shown in fig. 8. The diamond saw chain 9 is provided with the diamond saw chain guide teeth 33 and the diamond saw chain tool bits 34. The diamond saw chain guide teeth 33 are matched with the guide plate block guide grooves 31.

Preferably. And a travel switch is arranged on the outer side surface of the guide post mounting upper hole 13 and used for limiting the grinding assembly 7 when moving upwards.

Preferably. The outer side surface of the lower guide post mounting hole 14 is provided with a travel switch for limiting the grinding assembly 7 when moving downwards.

Preferably. And a water tap communicated with cooling liquid is installed on a middle upright post of the grinding frame 11, and a switch is arranged on the water tap.

As shown in fig. 8. The grinding motor 27 is provided with the grinding motor screw hole 39.

When the chain saw machine with the flexible guide plate is used, four groups of the end plate fixing screws 29 are screwed out respectively, and four tensioning end plates 28 are taken down respectively; the flexible guide plate 8 with a certain total length is sleeved on the four tensioning chain wheels 25 respectively, namely, the guide plate block tooth groove 30 is meshed with one tooth of the tensioning chain wheels 25; then sleeving the diamond saw chain 9 with a certain total length; respectively loading four tensioning end plates 28, respectively screwing four groups of end plate fixing screws 29 to be tight, adjusting the positions of four pairs of tensioning assemblies 10, tensioning the flexible guide plate 8, screwing the tensioning nuts 22, and if necessary, screwing one tensioning nut 22 at each position, namely, locking by double nuts, so that the flexible guide plate 8 is changed into four rigid and stable guide strip sections, and presents an isosceles trapezoid, wherein the lower edge line of the isosceles trapezoid is S1, the upper edge line is S2, the left edge line is S3, the right edge line is S4, the included angle between the left edge line and the lower edge line is alpha 1, the included angle between the right edge line and the lower edge line is alpha 2, and S1/S2, S3 is S4, and alpha 1 is alpha 2; embedding the diamond saw chain guide teeth 33 of the diamond saw chain 9 into the guide plate block guide grooves 31, meshing with a chain wheel on a rotating shaft of the grinding motor 27, inserting a screw into the grinding frame through hole 38, screwing into the grinding motor screw hole 39, moving the grinding motor 27 upwards until the diamond saw chain 9 is tensioned, and fixing the grinding motor 27 through two grooves on two sides of the grinding motor mounting hole 17 by four bolts, wherein at the moment, the diamond saw chain 9 is in an isosceles triangle shape, the left lower corner is recorded as beta 1, the right lower corner is recorded as beta 2, and then beta 1 is recorded as beta 2; the isosceles trapezoid is parallel to the isosceles triangle; in order to enable the diamond saw chain guide teeth 33 to smoothly run in the guide plate block guide groove 31, beta 1 is more than or equal to alpha 1, and beta 1-alpha 1 is less than or equal to 5 degrees; inching the feeding motor 1 to enable the grinding assembly 7 to move upwards until a proper space distance exists between the grinding assembly 7 and the workbench; placing the reinforced concrete bar block to be cut on a workbench and pressing the bar block by a pressing plate; inching the feed motor 1 to enable the grinding assembly 7 to move downwards until the grinding assembly is about to contact with a reinforced concrete bar to be cut and stop; turning on a tap switch, starting the grinding motor 27 and starting the feeding motor 1, and slowly performing cutting operation downwards by the chain saw machine with the flexible guide plate, namely, grinding and cutting the reinforced concrete bar by the diamond saw chain tool bit 34 rotating at a high speed; in the cutting process, the diamond saw chain 9 is stably guided and depended by the flexible guide plate 8 due to the high rigidity of the flexible guide plate 8 in the process of passing through the flexible guide plate 8, so that the shaking and jumping of the diamond saw chain 9 during grinding are effectively reduced, the diamond saw chain tool bit 34 is effectively protected, and the grinding efficiency is improved; when the reinforced concrete bar block is completely cut off, the grinding frame 11 can touch a travel switch positioned below and stop; closing the tap switch; inching the feeding motor 1 to enable the grinding assembly 7 to move upwards; and (4) loosening the pressing plate, taking down the cut reinforced concrete bar block, and cleaning the workbench.

Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the above-disclosed embodiments, and modifications and variations of the present invention are also intended to fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.