CN206464954U - A kind of bar cutting machine - Google Patents

Abstract

The utility model discloses a bar material cutting machine, which comprises a base, a cutting mechanism and a bar material clamping mechanism. They are respectively hinged on the base, the grinding wheel shaft is connected to the other end of the outer cover, the upper end of the piston rod of the first drive cylinder is hinged to the outer cover, the motor drives the grinding wheel to rotate through the belt drive assembly, and the bar clamping mechanism includes a mounting seat, a second drive The cylinder, the upper link assembly, the lower link assembly, the upper chuck and the lower chuck, an axial movement drive mechanism is arranged between the mounting seat and the base, and the second drive cylinder drives the upper link assembly and the lower link assembly. The collet and the lower collet can be opened and closed; the advantage is that the automatic processing of bar cutting can be realized, and the fixed-length cutting of bar can also be realized, and the whole device has simple structure and low cost, which is suitable for small enterprises.

Description

A bar cutting machine

technical field

The utility model relates to a bar cutting machine.

Background technique

The cutting machine is a processing equipment commonly used in mechanical processing for cutting plates, bars, etc. According to the different cutting objects, the structure of the cutting machine is also different. At present, the bar cutting machines used in some small processing enterprises can only realize semi-automatic processing. When cutting bars, manual operation of grinding wheels or knives is required. Although the cost of the equipment is low, the degree of automation is not high; There are also bar cutting machines that can realize fully automatic processing, but the structure is more complicated and the cost is higher, so it is not suitable for promotion and use in small enterprises.

Contents of the invention

The technical problem to be solved by the utility model is to provide a bar cutting machine which can realize automatic processing, has simple structure and low cost, and is suitable for small enterprises.

The technical solution adopted by the utility model to solve the above-mentioned technical problems is: a bar material cutting machine, including a base, a cutting mechanism and a bar material clamping mechanism, and the cutting mechanism includes an outer cover, a motor, a grinding wheel and a first driving cylinder, One end of the outer cover and one end of the first driving cylinder are respectively hinged on the base, the grinding wheel is pivotally connected to the other end of the outer cover, and the piston rod of the first driving cylinder The upper end is hinged with the outer cover, the motor drives the grinding wheel to rotate through the belt transmission assembly, and the bar clamping mechanism includes a mounting base, a second driving cylinder, an upper link assembly, and a lower link Assemblies, upper chuck and lower chuck, an axial movement drive mechanism is arranged between the mounting base and the base, the second driving cylinder is horizontally fixed on the mounting base, the The upper link assembly and the lower link assembly are symmetrically arranged up and down along the second drive cylinder, the upper chuck is fixedly arranged on the upper link assembly, and the lower chuck fixedly arranged on the lower link assembly, the second driving cylinder drives the upper clamp and the lower clamp through the upper link assembly and the lower link assembly Opening and closing.

Further, the upper link assembly includes a first upper link and a second upper link, the lower link assembly includes a first lower link and a second lower link, and the first upper link One end of the rod and one end of the first lower connecting rod are respectively hinged with the end of the piston rod of the second driving cylinder, and the second upper connecting rod and the second lower connecting rod are respectively connected with The mounting base is hinged, the other end of the first upper link is hinged with one end of the second upper link, and the upper chuck is fixedly arranged on the second upper link the other end of the first lower link, the other end of the first lower link is hinged to one end of the second lower link, and the lower chuck is fixedly arranged at the other end of the second lower link.

Further, the axial movement driving mechanism includes a third driving cylinder and a slider, the third driving cylinder is horizontally fixed on the base, and the base is fixedly provided with The guide rail, the slider and the guide rail are horizontally slidingly matched, the piston rod of the third driving cylinder is fixedly connected with the slider, and the mounting seat is fixedly arranged on the slider .

Further, a belt tension adjustment mechanism is provided between the motor and the base.

Further, the belt tension mechanism includes positioning blocks arranged on both sides of the motor, the positioning blocks are fixedly connected to the base, the bottom of the motor is fixedly provided with a motor seat, and the The motor base is placed on the base, and at least two adjustment bolts are horizontally screwed on the positioning block, and the ends of the adjustment bolts abut against the motor base.

Compared with the prior art, the utility model has the advantage that after the bar is automatically clamped by the bar clamping mechanism, the bar clamping mechanism is driven by the axial movement drive mechanism to move a certain distance along the axial direction of the bar, The first driving cylinder drives the grinding wheel to cut the bar. After the cutting is completed, the first driving cylinder drives the grinding wheel to lift up, which realizes the automatic processing of the bar cutting, and also realizes the fixed-length cutting of the bar. The whole device has the advantages of simple structure, low cost and convenient maintenance, and is suitable for small enterprises.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the structural representation of the bar material clamping mechanism of the present utility model;

Figure 3 is a cross-sectional view of A-A in Figure 1.

detailed description

The utility model is described in further detail below in conjunction with the accompanying drawings.

As shown in the figure, a bar cutting machine includes a base 1, a cutting mechanism and a bar clamping mechanism. The cutting mechanism includes an outer cover 2, a motor 3, a grinding wheel 4 and a first driving cylinder 5. One end of the outer cover 2 and the first One end of the driving cylinder 5 is respectively hinged on the base 1, the grinding wheel 4 is axially connected to the other end of the outer cover 2, the upper end of the piston rod of the first driving cylinder 5 is hinged to the outer cover 2, and the motor 3 drives the grinding wheel 4 to rotate through the belt transmission assembly 6, A belt tightness adjustment mechanism is arranged between the motor 3 and the base 1, and the belt tightness mechanism includes positioning blocks 11 arranged on both sides of the motor, the positioning blocks 11 are fixedly connected with the base 1, and the bottom of the motor 3 is fixedly provided with a motor seat 31, the motor seat 31 is placed on the base 1, a plurality of adjusting bolts 12 are horizontally screwed on the positioning block 11, and the ends of the adjusting bolts 12 are against the motor seat 31, and the bar clamping mechanism includes a mounting seat 7, a second driving cylinder 8, The upper link assembly, the lower link assembly, the upper chuck 9 and the lower chuck 10, and an axial movement drive mechanism is arranged between the mounting seat 7 and the base 1, and the axial movement drive mechanism includes a third drive cylinder 13 and a slider 14. The third drive cylinder 13 is horizontally fixed on the base 1, and the guide rail 15 extending along the axial direction of the bar is fixedly installed on the base 1. The slider 14 and the guide rail 15 slide and cooperate horizontally. The block 14 is fixedly connected, the mounting seat 7 is fixedly arranged on the slider 14, the second driving cylinder 8 is fixedly arranged on the mounting seat 7 horizontally, and the upper link assembly and the lower link assembly are symmetrically arranged up and down along the second driving cylinder 8, The upper link assembly includes a first upper link 16 and a second upper link 17, the lower link assembly includes a first lower link 18 and a second lower link 19, one end of the first upper link 16 and the first lower link One end of the connecting rod 18 is respectively hinged with the piston rod end of the second drive cylinder 8, the second upper connecting rod 17 and the second lower connecting rod 19 are respectively hinged with the mount 7, and the other end of the first upper connecting rod 16 It is hinged with one end of the second upper link 17, the upper chuck 9 is fixedly arranged on the other end of the second upper link 17, the other end of the first lower link 18 is hinged with one end of the second lower link 19, The lower clamp 10 is fixedly arranged on the other end of the second lower link 19, and the second driving cylinder 8 drives the upper clamp 9 and the lower clamp 10 through the upper link assembly and the lower link assembly to realize opening and closing.

Claims (5)

1. A bar cutting machine, comprising a base, a cutting mechanism and a bar clamping mechanism, characterized in that: the cutting mechanism includes an outer cover, a motor, a grinding wheel and a first driving cylinder, one end of the outer cover and the One end of the first driving cylinder is respectively hinged on the base, the grinding wheel shaft is connected to the other end of the outer cover, and the upper end of the piston rod of the first driving cylinder is connected to the outer cover. Hinged, the motor drives the grinding wheel to rotate through the belt drive assembly, and the bar clamping mechanism includes a mounting base, a second driving cylinder, an upper link assembly, a lower link assembly, an upper chuck and a lower clamp head, an axial movement drive mechanism is arranged between the mounting seat and the base, the second driving cylinder is horizontally fixed on the mounting seat, and the upper link assembly and the The lower link assembly is arranged symmetrically up and down along the second driving cylinder, the upper chuck is fixedly arranged on the upper link assembly, and the lower chuck is fixedly arranged on the lower connecting rod assembly. On the rod assembly, the second drive cylinder drives the upper clamp and the lower clamp through the upper link assembly and the lower link assembly to realize opening and closing. 2. A bar cutting machine according to claim 1, wherein the upper link assembly includes a first upper link and a second upper link, and the lower link assembly includes a first The lower connecting rod and the second lower connecting rod, one end of the first upper connecting rod and one end of the first lower connecting rod are respectively hinged to the end of the piston rod of the second driving cylinder, the The second upper link and the second lower link are respectively hinged to the mounting seat, the other end of the first upper link is hinged to one end of the second upper link, The upper chuck is fixedly arranged on the other end of the second upper link, the other end of the first lower link is hinged to one end of the second lower link, and the lower link The collet is fixedly arranged at the other end of the second lower link. 3. A bar cutting machine according to claim 1, characterized in that: said axial movement drive mechanism comprises a third drive cylinder and a slider, said third drive cylinder is horizontally fixed on said On the base, the guide rail extending along the axial direction of the bar is fixedly arranged on the base, the slider and the guide rail are horizontally slidable, and the piston rod of the third driving cylinder and the slider Fixedly connected, the mounting base is fixedly arranged on the slider. 4. A bar cutting machine according to claim 1, characterized in that: a belt tension adjustment mechanism is arranged between the motor and the base. 5. A bar cutting machine as claimed in claim 4, characterized in that: said belt elastic mechanism includes positioning blocks arranged on both sides of said motor, and said positioning blocks are fixed to said base connection, the bottom of the motor is fixed with a motor base, the motor base is placed on the base, at least two adjustment bolts are horizontally screwed on the positioning block, and the ends of the adjustment bolts part against the motor base.