CN206230249U - A kind of multi-functional slide unit of achievable double-speed movement - Google Patents

Abstract

The utility model introduces a multi-functional sliding platform capable of moving at double speed, which includes a sliding platform body, a driving block, a sliding platform seat, a linear guide rail, a driving oil cylinder, and a left and right pulley unit; ;The driving cylinder and the linear guide rail are all set at the bottom of the slide base, and the fixed pulleys of the left pulley block unit and the right pulley block unit are respectively fixed on the left and right sides of the slide base; the slide table body is set on the linear guide rail; the drive block is fixed on the slide table body on; both ends are respectively connected to the steel wire rope of the pulley block. This patent adopts the transmission principle of the pulley block mechanism, and drives the movable pulley in the pulley block to travel L at a speed V through the drive cylinder, and the strokes of the two steel wire ropes are summed and superimposed by the fixed pulleys to drive the drive block to travel 2L at a speed 2V, realizing the double speed and stroke. Double magnification; the length of the oil cylinder can be doubled, and the feed speed of the piston can be doubled, which reduces the process parameters of the drive oil cylinder and saves costs.

Description

A multi-functional sliding platform capable of double-speed movement

technical field

The utility model relates to a technique in the field of machinery, in particular to a multifunctional slide table capable of realizing double-speed movement.

Background technique

According to the forecast and investment analysis report of China's sliding table industry from 2014 to 2020, the consumption of domestic mechanical sliding tables is currently on the rise year by year, and higher requirements are put forward for sliding tables: longer strokes and greater output force, higher automation control.

Conventional mechanical slides are the main bed of combined machine tools, counter milling machines, and other special machine tools. The working principle of the mechanical slide table is that the slide plate moves longitudinally on the bed, because of the screw drive and the role of the gearbox. Various running speeds such as fast and slow can be obtained.

Mechanical sliding table The use and performance of the mechanical sliding table: After installing the workpiece on the sliding table, it can perform reciprocating motion, and after installing the power head and other related accessories on the sliding table, the workpiece can be cut and drilled through the movement of the sliding table. , Boring movement. Combining multiple sliding tables of different specifications can process complex parts or carry out mass production.

However, various slide tables in the prior art, especially hydraulic slide tables and mechanical slide tables, all have the disadvantages of heavy structure and high product price.

Conventional mechanical slides are driven by ball screws. In order to achieve long-distance strokes, non-standard screw screws must be customized. Non-standard screw screws are difficult to process and difficult to guarantee accuracy. The procurement cycle is long and the cost is also greatly increased, which is not conducive to commercial production. However, there is a one-to-one relationship between the stroke of the conventional hydraulic slide table and the stroke of the driving cylinder. In order to meet the long stroke, a non-standard long cylinder must be customized. On the one hand, it is difficult to process, difficult to guarantee accuracy, and the procurement cycle and cost are high. On the other hand The model of the supporting hydraulic station also needs to be increased, resulting in an increase in the cost of use, which is not economical, and is also not conducive to large-scale commercial production.

Contents of the invention

The technical problem to be solved by the utility model is to provide a multifunctional sliding table capable of moving at double speed, so as to solve the shortcomings of the prior art, such as heavy structure, high product price, and short service life of the oil cylinder, so as to achieve large output force. , long stroke, fast speed, stable operation, high adaptability, strong expansion ability, and high cost performance.

In order to achieve the purpose of solving the above technical problems, the utility model adopts the following technical solutions:

A multi-functional sliding platform capable of double-speed movement of the utility model includes a sliding platform body, a driving block, a sliding platform seat, a linear guide rail, a driving oil cylinder, a left pulley unit, and a right pulley unit; the left and right pulley units include movable pulleys, fixed Pulleys and cables; the driving cylinder is a left and right bidirectional output hydraulic cylinder, and the left and right output ends move in the same direction;

Among them, the driving cylinder and the linear guide rail are all arranged at the bottom of the slide base, and the fixed pulleys of the left pulley block unit and the right pulley block unit are respectively fixed on the left and right sides of the slide base;

The slide body is set on the linear guide rail and can slide along the linear guide rail;

The drive block is fixed on the slide body;

The left and right two-way output hydraulic cylinder includes left output end and right output end, and the left output end and right output end move in the same direction;

One end of the cable of the left pulley block unit is fixed on the left side of the slide base, and the other end goes around the movable pulley and the fixed pulley in turn, and is fixed on the driving block; the movable pulley of the left pulley block unit is set at the left output end of the drive cylinder; The fixed pulley is fixed on the left end of the slide base;

One end of the cable of the right pulley block unit is fixed on the right side of the slide base, and the other end goes around the movable pulley and the fixed pulley in turn, and is fixed on the drive block; the movable pulley of the right pulley block unit is set at the right output end of the drive cylinder; the right pulley block unit The fixed pulley is fixed on the right end of the slide platform seat.

A cable tensioner is arranged at the left end or the right end of the sliding platform seat, and the drag cable is fixed on the left end or the right end of the sliding platform seat through the cable tensioner.

Further specifically, there is a single or multiple linear guide rails; when there are multiple linear guide rails, each linear guide rail is distributed in parallel.

In order to achieve a better technical effect, dragline tensioners can also be set on the left and right sides of the slide base, and the draglines are fixed on the left and right sides of the slide base by drag cables.

Further specifically, the driving cylinder is also equipped with a hydraulic station, which provides source power for the driving cylinder.

More specifically, the driving block is fixed on the lower part of the sliding table body, and the lower part of the driving block is provided with a sliding groove, so that the driving block can be supported on the linear guide rail and move along the linear guide rail.

The "one end of the cable of the left pulley block unit is fixed on the left side of the slide base" described in the technical solution of this patent includes being directly or indirectly fixed on the left side of the slide base.

More specifically, the two ends of the drive block are respectively connected to the cables of the left pulley unit and the right pulley unit; or the drive block is divided into left and right drive blocks, and the left and right drive blocks are respectively connected to the cables of the left pulley unit and the right pulley unit.

The multi-functional slide table of this patent that can realize double-speed movement uses the transmission principle of the pulley block mechanism to drive a movable pulley at both ends of the two-way push rod oil cylinder respectively. The movable pulley is combined with the fixed pulley through the cable to form a pulley block. The block is connected with the sliding table body and drives the sliding table body, so as to realize the linkage of the entire sliding table structure. The movable pulley in the pulley block is driven to travel L by driving the oil cylinder at a speed V. According to the principle of the pulley block, each movable pulley will drive two strands of cables to travel L. 2V travels 2L, so as to realize the double amplification of speed and stroke.

These technical solutions, including improved technical solutions, can also be combined or combined with each other, so as to achieve better technical effects.

By adopting the above technical scheme, the utility model has the following beneficial effects:

The technical solution of this patent has a relatively simple structure, is convenient for processing and installation, has low manufacturing cost, adopts high-precision linear guide rails, and has high transmission accuracy. Due to the transmission form of the pulley block, the stroke and speed of the driving cylinder can be doubled or even multiplied. Compared with the conventional hydraulic slide table and mechanical slide table on the market, it has great advantages in light structure and product price. Moreover, the present invention also has the function of docking and expanding the use of multiple products that conventional sliding tables do not have. This function is still in a blank state in China at present.

The movable pulley in the pulley block is driven to travel L by driving the oil cylinder at a speed V. According to the principle of the pulley block, each movable pulley will drive two strands of cables to travel L. 2V travels 2L, so as to realize the double amplification of speed and stroke.

The technical solution of this patent can shorten the length of the oil cylinder by one time and the feed speed of the piston by one time compared with the conventional hydraulic slide table to achieve the same stroke and feed speed, which greatly reduces the process parameters of the drive oil cylinder, saves costs and lightens the product structure. , In addition, the service life of the oil cylinder will also be greatly improved. According to actual needs, by changing the combination of the pulley block, the stroke and speed of the oil cylinder can be enlarged three times or more.

The technical solution of this patent has the advantages of large output force, long stroke, fast speed, stable operation, high adaptability, strong expansion ability, and high cost performance, and is highly competitive in the market.

Due to its simple structure, high precision, low cost, fast assembly speed, etc., it has a broad application space, and can be widely used in laboratories, mines, petrochemicals, mechanical processing and other routine and Special field, to fill the gap in this aspect of the country. Equipping the present invention with general-purpose turning heads, boring heads, milling heads, wire cutting, welding hands and other processing units, it can be used to process various extra-large and heterogeneous parts by utilizing its high precision and large stroke characteristics, and is suitable for aviation, Ships, wind power, mining and other special fields; especially can be used in various general and special machine tool fields to replace traditional hydraulic slide tables, saving costs and improving product competitiveness.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the multi-functional slide table capable of moving at double speed in this patent.

Fig. 2 is a schematic diagram of a left view of the multi-functional slide table capable of moving at double speed in this patent.

In the figure, 1- slide body, 2- driving block, 3- fixed pulley, 4- cable tensioner, 5- moving pulley, 6- sliding platform seat, 7- driving cylinder, 8- moving pulley, 9- fixed pulley, 10-stay cable, 11-linear guide rail.

detailed description

Below in conjunction with accompanying drawing this patent is further explained and illustrated. But the scope of protection of this patent is not limited to the specific implementation.

Example 1

As shown in Fig. 1 and Fig. 2, the multi-functional sliding table capable of double-speed movement of this patent includes a sliding table body 1, a driving block 2, a sliding table seat 6, a linear guide rail 11, a driving cylinder 7, a left pulley block unit, a right The pulley block unit; the left and right pulley block units all include movable pulleys, fixed pulleys, and draglines 10; the drive cylinder 7 is a left and right bidirectional output hydraulic cylinder, and the left output end and the right output end move in the same direction.

Wherein, drive oil cylinder 7, linear guide rail 11 are all arranged on the bottom of sliding platform seat 6, and the fixed pulley of left pulley block unit, right pulley block unit is fixed on the left and right sides of sliding platform seat 6 respectively.

The slide body 1 is arranged on the linear guide rail 11 and can slide along the linear guide rail 11; the linear guide rail 11 is single or multiple; when there are multiple linear guide rails 11, each linear guide rail 11 is distributed in parallel.

The drive block 2 is fixed on the slide body 1; the two ends of the drive block 2 are respectively connected to the drag cables 10 of the left pulley unit and the right pulley unit.

One end of the cable 10 of the left pulley block unit is fixed on the left side of the slide base 6, and the other end goes around the movable pulley 5 and the fixed pulley 3 in turn to drive the left side of the drive block 2 or the left drive block; the movable pulley 5 of the left pulley block unit is arranged on the drive cylinder 7 left output end;

One end of the cable 10 of the right pulley block unit is fixed on the right side of the slide base 6, and the other end goes around the movable pulley 8 and the fixed pulley 9 in turn to drive the right side of the drive block 2; the movable pulley 8 of the right pulley block unit is arranged on the right output of the drive cylinder 7 end; the fixed pulley 9 of the right pulley block unit is fixed on the right end of the slide platform seat 6.

A cable tensioner 4 is arranged at the left end of the slide platform seat 6 , and the drag cable 10 is fixed on the left end of the slide platform seat 6 by the cable tensioner 4 .

Example 2

The multi-functional sliding platform capable of moving at double speed in this patent includes a sliding platform body 1, a driving block 2, a sliding platform seat 6, a linear guide rail 11, a driving cylinder 7, a left pulley block unit, and a right pulley block unit; the left and right pulley block units both include movable pulleys , fixed pulley, dragline 10; Drive oil cylinder 7 is left and right two-way output hydraulic oil cylinders, and left output end, right output end move in the same direction.

Wherein, drive oil cylinder 7, linear guide rail 11 are all arranged on the bottom of sliding platform seat 6, and the fixed pulley of left pulley block unit, right pulley block unit is fixed on the left and right sides of sliding platform seat 6 respectively.

The slide body 1 is arranged on the linear guide rail 11 and can slide along the linear guide rail 11; the linear guide rail 11 is single or multiple; when there are multiple linear guide rails 11, each linear guide rail 11 is distributed in parallel.

The drive block 2 is fixed on the slide body 1; the two ends of the drive block 2 are respectively connected to the drag cables 10 of the left pulley unit and the right pulley unit.

One end of the dragline 10 of the left pulley block unit is fixed on the left side of the slide platform seat 6, and the other end walks around the movable pulley 5 and the fixed pulley 3 successively to drive the left drive block;

One end of the cable 10 of the right pulley block unit is fixed on the right side of the slide base 6, and the other end bypasses the movable pulley 8 and the fixed pulley 9 in turn to drive the right drive block 2; the movable pulley 8 of the right pulley block unit is arranged at the power output end of the drive cylinder 7 .

A cable tensioner 4 is set on the left side and the right side of the slide platform seat 6 at the same time, and the drag cable 10 is fixed on the left side and the right side of the slide platform seat 6 by the cable tensioner 4 .

Claims (5)

1. A multifunctional slide table capable of double-speed movement, characterized in that it includes a slide table body, a drive block, a slide table seat, a linear guide rail, a drive cylinder, a left pulley block unit, and a right pulley block unit; the left and right pulley block units include movable pulleys , fixed pulley, cable; the driving cylinder is a left and right two-way output hydraulic cylinder, and the left and right output ends move in the same direction; Among them, the driving cylinder and the linear guide rail are all arranged at the bottom of the slide base, and the fixed pulleys of the left pulley block unit and the right pulley block unit are respectively fixed on the left and right sides of the slide base; The slide body is set on the linear guide rail and can slide along the linear guide rail; The drive block is fixed on the slide body; The left and right two-way output hydraulic cylinder includes left output end and right output end, and the left output end and right output end move in the same direction; One end of the cable of the left pulley block unit is fixed on the left side of the slide base, and the other end goes around the movable pulley and the fixed pulley in turn, and is fixed on the driving block; the movable pulley of the left pulley block unit is set at the left output end of the drive cylinder; The fixed pulley is fixed on the left end of the slide base; One end of the cable of the right pulley block unit is fixed on the right side of the slide base, and the other end goes around the movable pulley and the fixed pulley in turn, and is fixed on the drive block; the movable pulley of the right pulley block unit is set at the right output end of the drive cylinder; the right pulley block unit The fixed pulley is fixed on the right end of the slide base; A cable tensioner is arranged at the left end or the right end of the sliding platform seat, and the drag cable is fixed on the left end or the right end of the sliding platform seat through the cable tensioner. 2. According to claim 1, the multifunctional sliding table capable of moving at double speed is characterized in that: a cable tensioner is set at the left end or right end of the slide base, and the cable is fixed on the cable tensioner through the cable tensioner. The left or right end of the slide base. 3. According to claim 1, the multifunctional sliding table capable of moving at double speed is characterized in that: the linear guide rail is single or multiple; when there are multiple linear guide rails, each linear guide rail is distributed in parallel. 4. According to claim 1, the multifunctional sliding table capable of moving at double speed is characterized in that: a wire rope tensioner is installed on the left side and right side of the sliding table seat, and the steel wire rope is fixed on the left side of the sliding table seat through the steel wire rope and right side. 5. According to claim 1, the multi-functional sliding table capable of moving at double speed is characterized in that: the driving block is fixed on the lower part of the sliding table body, and a chute is provided at the lower part of the driving block, so that the driving block can Supported on and moves along linear guides.