CN202668778U - Gantry-type potassium dihydrogen phosphate (KDP) crystal fixed abrasive linear sawing machine - Google Patents

Abstract

The utility model discloses a gantry-type KDP crystal-fixed abrasive wire saw machine, which comprises a main body frame, a sliding sleeve, a saw wire, a main movement mechanism, and a feed mechanism; the main body frame includes a beam and two columns at both ends of the beam, The feeding mechanism is installed on the main frame; sliding sleeves are provided on the two columns, the main motion mechanism is connected to the sliding sleeves, and the saw wire is installed on the main motion mechanism. The saw machine of the utility model has reasonable structural design, high processing efficiency, safety and reliability, and low manufacturing cost.

Description

A gantry type KDP crystal consolidated abrasive wire saw machine

technical field

The utility model relates to a sawing machine which is used for sawing large-size KDP crystals and belongs to the technical field of crystal processing equipment.

Background technique

In the current field of KDP crystal processing, ultra-precision cutting technologies such as single-point diamond cutting are generally used, and KDP crystals are sawn and processed through ultra-precision cutting machine tools. Although KDP crystals can be sawn and processed in China, domestic processing units cannot achieve good results in the quality and efficiency of KDP crystal sawing processing, especially the sawing processing of large-size KDP crystal materials is even more difficult. Disaster. In terms of KDP crystal processing equipment, foreign countries prohibit the export of related equipment to my country, and my country's research on KDP crystal processing is still in its infancy. Therefore, it is urgent to develop a processing equipment dedicated to KDP crystal sawing based on domestic conditions to meet the requirements of KDP. Crystal efficient and safe processing requirements. Apply this equipment to the sawing processing of large-size KDP crystals, and develop special KDP crystal sawing equipment that meets the current needs of our country.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides a gantry-type KDP crystal solidified abrasive linear saw machine, which has the advantages of simple and novel structure and can meet the requirements of KDP crystal sawing and processing.

In order to achieve the above object, the utility model adopts the following technical solutions.

The gantry-type KDP crystal-bonded abrasive wire saw machine of the utility model includes a main body frame, a sliding sleeve, a wire saw, a main motion mechanism, and a feeding mechanism; the main body frame includes a beam and two columns at both ends of the beam, and the feeding mechanism It is installed on the main frame; sliding sleeves are provided on the two columns, the main movement mechanism is connected to the sliding sleeves, and the saw wire is installed on the main movement mechanism.

The main movement mechanism includes a bobbin motor, a bobbin, a bobbin linear guide, a bobbin ball screw and a ball screw motor; the sliding sleeve on one side column of the main body frame is provided with a driving end support plate, and the The wire drum motor, the wire drum, the wire drum linear guide, the wire drum ball screw and the ball screw motor are arranged on the active end support plate, and the saw wire is wound on the wire drum; the wire drum is arranged on the wire drum linear guide, and the wire drum It is connected with the bobbin motor; the bobbin is also connected with the ball screw motor through the bobbin ball screw.

Among them, the wire barrel rotates at high speed under the drive of the wire barrel motor, and performs the movement of retracting and unwinding the saw wire; the wire barrel ball screw is connected with the wire barrel under the drive of the motor, and realizes the thread through the conversion of the screw pair to the motor rotation movement. The reciprocating movement of the barrel in the axial direction, the rotary movement and the reciprocating movement of the wire barrel make the consolidated abrasive wire realize the reciprocating and rotating movement on the whole machine.

The feed mechanism includes a feed motor, a transmission shaft, and a feed ball screw pair; the feed ball screw pair includes a gear pair, a feed ball screw bearing seat, and a feed ball screw; the feed motor, The transmission shaft and the gear pair are connected in sequence and arranged on the beam; the gear pair, the feed ball screw bearing seat and the feed ball screw are connected in sequence, and the feed ball screw bearing seat and the feed ball screw are arranged on the column.

A feeding linear guide rail may also be provided on the column.

The feed motor that generates the feed power in the feed mechanism of the saw machine is installed on the beam of the main frame. During the feed transmission process, the feed motor transmits the power to the feed ball screw through the transmission shaft, wherein the transmission shaft It is connected with the feed ball screw through a bevel gear, and the screw nut of the feed ball screw is installed on the sliding sleeve. Through the action of the ball screw pair, the rotational motion of the motor is converted into the up and down motion of the sliding sleeve. , to realize the up and down feed motion of the whole machine; during the feed motion transfer process, the up and down feed motions of the sliding sleeves on the two columns are kept synchronous.

The gantry-type KDP crystal-fixed abrasive wire saw machine also includes a guide mechanism, and the guide mechanism includes a fixed guide wheel and a movable guide wheel, both of which cooperate with the saw wire. There may be two fixed guide wheels and two movable guide wheels, which are symmetrically distributed on both sides of the beam center.

The guiding mechanism and tensioning mechanism of the saw machine are respectively placed on the sliding sleeve of the column. The guide wheel is used to ensure the normal running path of the saw wire during the KDP crystal sawing process, and the saw wire will not be deflected, so as to avoid the KDP crystal sawing process. In case of unnecessary errors, the tensioning mechanism is connected with the tensioning wheel and the hydraulic cylinder to realize the adjustment of the tension force of the saw wire.

The guiding mechanism of the saw machine is respectively arranged on the two sliding sleeves, among which the two guide wheels located at the lower part of the sliding sleeves are movable in the wire cutting direction (that is, the radial direction of the guide wheels) to adjust the distance between the two guide wheels. distance, to adapt to the sawing processing of KDP crystals of different sizes; the two guide wheels located on the upper part of the sliding sleeve are fixed guide wheels, and their positions cannot be adjusted. They are used to support the rotary movement of the saw wire and avoid the occurrence of wire breakage .

The gantry-type KDP crystal-bonded abrasive wire saw machine also includes a tensioning mechanism, which includes a tensioning wheel, a tensioning wheel bearing seat and a tensioning end support plate; the tensioning wheel is arranged on the tensioning wheel bearing seat, The bearing seat of the tensioning wheel is arranged on the supporting plate of the tensioning end, and the supporting plate of the tensioning end is arranged on the sliding sleeve of the column on the side of the non-wire barrel; the saw wire is also wound on the tensioning wheel.

In the tensioning structure of the saw machine, the tensioning wheel is installed on the bearing seat, and the bearing seat is carried by the linear guide rail and connected with the hydraulic cylinder. The hydraulic cylinder drives the tensioning wheel to move on the linear guide rail. Adjust the position in the direction to adjust the tension of the saw wire.

The beneficial effects of the utility model: reasonable structural design, high efficiency and safe processing, stable work, easy operation and low cost.

Description of drawings

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

Fig. 2 is a top view of the utility model.

Fig. 3 is a right view of the utility model.

In the figure: 1. Beam, 2. Column, 3. Wire barrel, 4. Feed linear guide, 5. Sliding sleeve, 6. Fixed guide wheel, 7. Movable guide wheel, 8. Tensioning wheel, 9 . Consolidated abrasive saw wire, 10. Drive end support plate, 11. Feed motor, 12. Transmission shaft, 13. Wire drum linear guide, 14. Wire drum ball screw, 15. Wire drum motor, 16. Ball wire Bar motor, 17, gear pair, 18, tension wheel bearing seat, 19, feed ball screw bearing seat, 20, feed ball screw, 21, hoisting hole, 22, tension end supporting plate.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

As shown in Fig. 1, Fig. 2 and Fig. 3, the crossbeam 1 is installed on the two left and right columns 2 through bolt connection, forming the main body of the saw machine of the present invention - the gantry frame.

The sliding sleeve 5 of the column 2 on the left side of the saw machine is equipped with a driving end supporting plate 10, and the driving end supporting plate 10 is equipped with a bobbin 3, a bobbin ball wire 14, a bobbin motor 15, a ball screw motor 16, and a bobbin straight line. rail13. During the working process of the saw machine, the wire drum ball screw 14 rotates under the drive of the ball screw motor 16, and the wire drum 3 is driven to move axially through the ball screw nut pair, so as to realize the consolidation of the abrasive saw wire 9 on the wire drum 3 (hereinafter referred to as the saw wire 9 ), the wire reel 3 is driven by the wire reel motor 15 to rotate, so that the wire reel 3 can be retracted and unwound. The wire reel linear guide 13 carries the wire reel mechanism for Ensure the movement accuracy of the bobbin mechanism. During the turning process of the saw wire 9, the movable guide wheel 7 can adjust the distance between each other according to the size of the KDP crystal to be processed, so as to avoid the wire breakage caused by the large span of the saw wire 9. The fixed guide wheel 6 It is fixed on the sliding sleeve 5 of the left and right columns to support the saw wire 9 and reduce the fatigue strain of the saw wire 9 due to the excessive span. No deviation from the correct working position will occur. A tensioning wheel 8 is installed on the sliding sleeve 5 of the column 2 on the right side of the saw machine, and the tensioning wheel 8 is installed on the tensioning wheel bearing seat 18. The tensioning wheel bearing seat 18 is connected with the external hydraulic cylinder, and the hydraulic cylinder stretches To adjust the position of the tensioning wheel 8 in the radial direction of the tensioning wheel, to adjust the tension of the wire 9, to ensure that the wire 9 is always in a dynamic equilibrium state during the working process. The saw wire 9 is recovered to the wire barrel 3 through the fixed guide wheel, forming the circular reciprocating motion of the saw wire 9 and completing the main movement of the saw machine. Among them, the sliding sleeve 5 is connected to the column through the feeding linear guide rail 4. The linear guide rail 4 ensures the movement accuracy of the sliding sleeve 5 in the vertical direction. At the same time, the screw nut on the feeding ball screw 20 is installed on the sliding sleeve 5. , the sliding sleeve is driven by the feed ball screw 20 to carry out the up and down feed movement.

Feeding mechanisms such as a feed motor 11, a transmission shaft 12, a gear pair 17, etc. are installed on the beam 1. During the working process of the saw machine, the feed motor 11 outputs power, and the feed motion is transmitted to the two transmission shafts 12 through the splitting device, and then the feed motion is transmitted to the left and right feed through the meshing action between the gear pairs 17. On the feed ball screw 20, the feed ball screw 20 is installed on the column 2 through the feed ball screw bearing seat 19, the feed ball screw 20 is connected with the left and right sliding sleeves 5 through the screw nut, and the upper and lower The motion is transmitted to the sliding sleeve 5, and the sliding sleeve 5 further drives the main movement mechanism, the tensioning mechanism and the guide mechanism to perform up and down feeding motions, and completes the feeding motion of the saw machine.

When processing KDP crystals, the KDP crystals to be processed are clamped on the rotary table, and the sawing process of KDP crystals is realized through the rotary motion of the saw wire 9 of the main movement mechanism, and the KDP crystals can be processed according to the size required by the processing through the feeding mechanism. Sawing according to the specifications and completing the sawing process of KDP. During the sawing process, whenever the wire arrangement position of the saw wire 9 on the bobbin 3 reaches the axial boundary of the bobbin 3, the travel switch on the bobbin mechanism will be touched, and then the ball screw motor 16 will be controlled by the feedback system to perform reverse rotation. Running, the bobbin ball screw 14 drives the bobbin 3 to reversely move in the axial direction, so as to continuously realize the retracting and unwinding motion of the saw wire 9 . And the feed motor 11 on the crossbeam also constantly changes the running direction by the control system of the saw machine as required, so as to realize the up and down feed motion of the saw machine functional structure.

Although the specific implementation of the utility model has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the utility model. Those skilled in the art should understand that on the basis of the technical solution of the utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (7)

1. a planer-type KDP crystal fixed-abrasive wire saw machine is characterized in that, comprises main body frame, sliding sleeve, saw silk, main motion mechanism, feed mechanism; Described main body frame comprises two columns at crossbeam and crossbeam two ends, and feed mechanism is installed on the main body frame; Be equipped with sliding sleeve on two columns, main motion mechanism is connected on the sliding sleeve, and the saw silk is installed on the main motion mechanism.

2. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 1 is characterized in that described main motion mechanism comprises line cylinder motor, line cylinder, line cylinder line slideway, line cylinder ball-screw and ball-screw motor; Sliding sleeve on one heel post of described main body frame is provided with the drive end supporting plate, and described line cylinder motor, line cylinder, line cylinder line slideway, line cylinder ball-screw and ball-screw motor are arranged on the drive end supporting plate, on the online cylinder of saw filament winding; Described line cylinder arranges on the online cylinder line slideway, and the line cylinder links to each other with line cylinder motor; The line cylinder also is connected with the ball-screw motor by line cylinder ball-screw.

3. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 1 is characterized in that, described feed mechanism comprises feeding motor, power transmission shaft, ball screw for feeding pair; The ball screw for feeding pair comprises gear pair, ball screw for feeding bearing block, ball screw for feeding; Described feeding motor, power transmission shaft link to each other successively with gear pair, are arranged on the crossbeam; Gear pair, ball screw for feeding bearing block are connected with ball screw for feeding and are connected, and ball screw for feeding bearing block and ball screw for feeding are arranged on the column.

4. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 3 is characterized in that, also is provided with the feeding line slideway on the described column.

5. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 1 is characterized in that also comprise guiding mechanism, described guiding mechanism comprises fixed guide roller and packaged type guide roller, all cooperates with the saw silk.

6. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 5 is characterized in that described fixed guide roller and packaged type guide roller can respectively have two, is symmetrically distributed in both sides, crossbeam center.

7. planer-type KDP crystal fixed-abrasive wire saw machine as claimed in claim 1 is characterized in that also comprise strainer, described strainer comprises regulating wheel, tension wheel shaft bearing and tension side supporting plate; Regulating wheel is arranged on the tension wheel shaft bearing, and the tension wheel shaft bearing is arranged on the supporting plate of tension side, and the tension side supporting plate is arranged on the sliding sleeve of non-line cylinder one heel post; Described saw silk is also on regulating wheel.

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