CN101774183B - Full-automatic thick material rubber cutting method and rubber cutting machine for implementing same - Google Patents

Abstract

The invention discloses a full-automatic thick material rubber cutting method, which comprises the following steps: 1. arranging a cutter vertical movement mechanism; 2. arranging a feeding plate horizontal movement mechanism; 3. a control system is arranged and is respectively connected with the cutter vertical movement mechanism and the feeding plate horizontal movement mechanism and controls the working or non-working state of the control system so as to realize the glue cutting or non-glue cutting action; the rubber cutting machine for realizing the method is also disclosed. The method and the rubber cutting machine provided by the invention can cut rubber materials fully automatically, quickly and accurately, are simple and convenient to operate, can automatically control and execute the material cutting action and the material feeding action only by inputting corresponding parameters on the control panel, and the cutter is obliquely arranged on the cutter rest relative to the movement track of the cutter rest at an inclination angle a, so that the limitation of the cutter rest is avoided, and the processing range is expanded; in addition, the automatic cutting machine is full-automatic, the labor intensity is greatly reduced, the working efficiency is high, and the machining precision is high.

Description

Fully automatic thick material cutting method and glue cutting machine implementing the method

technical field

The invention relates to a rubber cutting machine, in particular to a fully automatic thick material cutting method and a rubber cutting machine implementing the method.

Background technique

At present, in my country's plastic strip cutting and cutting processing industry, cutting rubber sheets into sheets or strips is generally done manually, or by some machinery such as a rubber cutting machine. And existing rubber cutting machine in the market at present, its material cutting operation is completed by cutter and press machine, and conveying the rubber material to be cut is then finished by manual feeding. With this production method, there are disadvantages or deficiencies such as uneven feeding length, non-uniform cutting size, difficult quality assurance, low efficiency, much material waste, high physical labor intensity and unsafety.

China No. 200610045859.X patent application titled "An Automatic Cutting Device and Method for a Press" discloses an automatic cutting device and method for a press. Clutch, shaft, gear, pull rod, belt wheel, upper box, box and brake wheel, etc. The gear is assembled on the shaft by a flat key, and the shaft and bearing are assembled on the upper box and box; the belt wheel and The spline sleeve is fastened and installed on the shaft; the box is fixed on the bed, and the brake wheel is fixed on the shaft with a flat key. The material cutting operation method is to pull the overrunning clutch to make intermittent rotation on the premise that the punch of the press is used as the driving force, and drive the upper belt material wheel at the right end of the shaft, and at the same time drive the lower belt at the right end of the shaft under the drive of the upper and lower gears. The material wheel, under the joint action of the cam and the pressure spring, realizes automatic feeding through the length control of the brake wheel. Although this cutting machine can also realize automatic feeding, it still has shortcomings such as poor processing accuracy and complicated structure.

In addition, the thick material glue cutting machines in the prior art all use hydraulic methods to cut glue, the equipment runs at a slow speed, and it takes about 40 to 50 seconds for the blade to go back and forth, and its work efficiency is low; at the same time, its cutting knives are all parallel It is fixed on the knife rest according to the movement track of the knife rest, so limited by the knife rest, it can only cut the rubber material whose thickness is smaller than the width of the cutter, which greatly limits the use range of the rubber cutting machine.

Contents of the invention

In view of the above-mentioned deficiencies existing in the existing glue cutting machines, one of the purposes of the present invention is to provide a fast, efficient, and easy-to-operate fully automatic thick material cutting glue method.

The object of the present invention is also to provide a rubber cutting machine for realizing the above-mentioned automatic thick material cutting method.

In order to achieve the above object, the present invention provides the technical solution as follows:

A fully automatic thick material cutting glue method is characterized in that it comprises the following steps:

(1) The vertical movement mechanism of the cutting knife is provided, which includes the cutting knife. By controlling the vertical up and down movement of the cutting knife, the working or non-working state of the cutting knife is realized;

(2) A feeding plate horizontal movement mechanism is set, which mechanism includes a feeding plate and a feeding frame, by controlling the horizontal movement of the feeding plate, to realize the working or non-working state of the feeding frame;

(3) A control system is provided, which is respectively connected with the vertical movement mechanism of the cutter and the horizontal movement mechanism of the feeding plate and controls its working or non-working state, so as to realize the action of cutting glue or not cutting glue;

The steps (1) and (2) are in no sequence.

It also includes the steps of:

(4) Turn on the power and initialize the control system. At this time, the cutter is at the highest point and the feeding plate is at the initial position;

(5) Insert the rubber material to be cut;

(6) The feeding plate slides forward to transport the rubber material to be cut forward;

(7) The cutting knife moves downward to cut the rubber material to be cut;

(8) The cutter moves upwards and returns to the highest point;

(9) Repeat steps (6) to (8).

Described step (1), it specifically comprises the following steps:

(11) A cutting knife is set, and the working state of cutting the rubber material to be cut is realized by controlling the vertical movement of the cutting knife up and down;

(12) A knife rest is provided, the cutting knife is fixed on the knife rest and is inclined relative to the movement track of the knife rest at an inclination angle a, and the inclination angle a is between 5 and 30 degrees, so as to avoid being restricted by the knife rest , so that the cutter can cut off the rubber material to be cut with a thickness h2 greater than its width h1;

(13) A frequency conversion motor is set, and the frequency conversion motor is operated at a variable speed by operating the control system, thereby controlling the vertical sliding of the knife rest to realize the working state of the cutter;

(14) Input corresponding parameters on the control system according to the specifications of the rubber material to be cut.

Described step (2), it specifically comprises the following steps:

(21) A material pressing mechanism is set, which is used to fix the rubber material to be cut on the feeding plate;

(22) Set up a stepping motor, and make the stepping motor run at a variable speed by operating the control system, thereby controlling the sliding of the feeding plate, so as to realize the delivery of the rubber material to be cut according to the amount;

(23) Input corresponding parameters on the control system according to the specifications of the rubber material to be cut.

A glue cutting machine for realizing the above-mentioned fully automatic thick material cutting method, which includes a frame and a feeding rack, a knife rest and a cutting knife arranged above the frame, the cutting knife is fixed on the knife rest and uses a The angle of inclination a is inclined relative to the movement track of the knife rest. The bottom of the frame is provided with a vertical movement mechanism for the cutting knife. The feed frame is provided with a horizontal movement mechanism for the feed plate. A control system is provided in the control panel, which is respectively connected with the vertical movement mechanism of the cutter and the horizontal movement mechanism of the feeding plate, and controls their actions.

The vertical movement mechanism of the cutter includes a frequency conversion motor, a main gear, a transmission shaft, a transmission gear, an eccentric wheel, a movable connecting rod, a material cutting guide rail and a material cutting guide rail seat matched with the material cutting guide rail. On the rotating shaft of the variable frequency motor, the transmission gear is arranged on the transmission shaft, the main gear meshes with the transmission gear, the eccentric wheel is arranged at both ends of the transmission shaft, and one end of the movable connecting rod is hinged on the eccentric wheel. Its other end is hinged with one end of the material cutting guide rail, and the other end of the material cutting guide rail is connected with the lower end of the tool rest, and there are material cutting guide rail seats which can be used for vertical reciprocating movement of the material cutting guide rail on both sides of the frame.

The inclination angle a is between 5° and 30°.

The horizontal movement mechanism of the feeding plate includes a stepping motor, a feeding plate, a feeding plate guide rail, a feeding plate guide rail seat and a ball screw matched with the feeding plate guide rail, and a screw seat matching the ball screw. The stepping motor is set on the frame, the rotating shaft of the stepping motor is connected with one end of the ball screw, the other end of the ball screw passes through the screw seat and is hinged on the frame, and the screw seat is set on the feeding In the middle position of the lower end surface of the plate, the feed plate guide rail seat is arranged on the feed plate lower end surface on one side of the screw mandrel seat, and the feed plate guide rail is inserted into the feed plate guide rail seat and fixed on the frame.

A material pressing mechanism is arranged at the tail of the end surface of the feeding plate, and the material pressing mechanism is composed of a base and several pressing plates.

The beneficial effects of the present invention are: the method provided by the present invention can cut the rubber material fully automatically, quickly and with high precision; Cut the specifications of the rubber material, and then input the corresponding parameters on the control panel, you can control the variable-speed operation of the frequency conversion motor to automatically perform the cutting action and the variable-speed operation of the stepping motor to automatically perform the feeding action, and because the cutter is tilted Angle a is set on the knife rest obliquely relative to the movement track of the knife rest, avoiding the limitation of the knife rest, so that the cutter can cut off the rubber material whose thickness h2 is greater than its width h1, and expands the processing range; in addition, it is fully automated and greatly Reduced labor intensity, high work efficiency and high processing precision. For example, when it is applied to process thick raw material rubber, the processing accuracy can reach ±0.3 mm; if it is applied to process high-precision finished rubber blocks with a thickness h2 less than 12 mm , The machining accuracy can reach ±0.05 mm.

Description of drawings

Fig. 1 is the front view of the embodiment of the present invention;

Fig. 2 is the full sectional view of Fig. 1;

Fig. 3 is a schematic diagram of the three-dimensional structure of Fig. 1;

FIG. 4 is a schematic diagram of the exploded structure of FIG. 3 .

Detailed ways

Embodiment: Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of fully automatic method for cutting glue of thick material provided by the embodiment of the present invention, it comprises the following steps:

(1) The cutter vertical movement mechanism 3 is set, and the mechanism includes the cutter 7, and by controlling the cutter 7 to move vertically up and down, to realize the working or non-working state of the cutter 7;

(2) A feeding plate horizontal movement mechanism 4 is set, which mechanism includes a feeding plate 21 and a feeding frame 2, by controlling the horizontal movement of the feeding plate 21, to realize the working or non-working state of the feeding frame 2;

(3) A control system is set, the control system is respectively connected with the cutter vertical movement mechanism 3 and the feeding plate horizontal movement mechanism 4 and controls its working or non-working state, so as to realize the glue cutting or non-cutting glue action; the step (1 ), (2) in no order.

(4) Turn on the power supply and initialize the control system. At this time, the cutter 7 is at the highest point, and the feeding plate 21 is at the initial position;

(5) Insert the rubber material 6 to be cut;

(6) The feeding plate 21 slides forward to transport the rubber material 6 to be cut forward,

(7) The cutting knife 7 moves downward to cut the rubber material 6 to be cut;

(8) Cutter 7 moves upwards and returns to the highest point;

(9) Repeat steps (6) to (8).

Described step (1), it specifically comprises the following steps:

(11) A cutting knife 7 is set, and by controlling the vertical movement of the cutting knife 7, the working state of cutting the rubber material 6 to be cut is realized;

(12) A knife rest 8 is set, and the cutting knife 7 is fixed on the knife rest 8 and is inclined relative to the movement track of the knife rest 8 at an inclination angle a, and the inclination angle a is between 5 and 30 degrees, so as to avoid its being affected by The restriction of the knife holder 8 enables the cutting knife 7 to cut off the rubber material 6 whose thickness h2 is greater than its width h1;

(13) A variable frequency motor 31 is set, and the variable frequency motor 31 is operated at a variable speed by operating the control system, thereby controlling the vertical sliding of the knife rest 8 to realize the working state of the cutting knife 7;

(14) Input corresponding parameters on the control system according to the specifications of the rubber material to be cut.

Described step (2), it specifically comprises the following steps:

(21) A pressing mechanism 5 is set, which is used to fix the rubber material 6 to be cut on the feeding plate 21;

(22) A stepping motor 41 is set, and the stepping motor 41 is operated at a variable speed by operating the control system, thereby controlling the sliding of the feeding plate 21, so as to realize the delivery of the rubber material 6 to be cut according to the amount;

(23) Input corresponding parameters on the control system according to the specifications of the rubber material to be cut.

A glue cutting machine for realizing the above-mentioned fully automatic thick material cutting method, which includes a frame 1 and a feeding frame 2 arranged above the frame 1, a knife rest 8 and a cutter 7, and the cutter 7 is fixed on The knife rest 8 is inclined relative to the movement track of the knife rest 8 at an inclination angle a, and the inclination angle a can be adjusted according to the thickness h2 of the rubber material 6 to be cut, and the inclination angle a is between 5 and 30 degrees. The lower part of the frame 1 is provided with a cutter vertical movement mechanism 3, and the feed frame 2 is provided with a feed plate horizontal movement mechanism 4, and a control panel 9 is set on one side of the frame 1, and a control panel 9 is set in the control panel 9. There is a control system, which is respectively connected with the cutter vertical movement mechanism 3 and the feeding plate horizontal movement mechanism 4, and controls their actions. Described cutter vertical movement mechanism 3 comprises frequency conversion motor 31, main gear 32, transmission shaft 33, transmission gear 34, eccentric wheel 35, movable connecting rod 36, material cutting guide rail 37 and the material cutting material that matches with material cutting guide rail 37 Rail seat 38, the main gear 32 is arranged on the rotating shaft of the variable frequency motor 31, the transmission gear 34 is arranged on the transmission shaft 33, the main gear 32 is meshed with the transmission gear 34, and the eccentric wheel 35 is arranged on The two ends of the drive shaft 33, one end of the movable connecting rod 36 is hinged on the eccentric wheel 35, and the other end is hinged with one end of the material cutting guide rail 37, and the other end of the material cutting guide rail 37 is connected with the lower end of the knife rest 8, and is mounted on two sides of the frame 1. The side is provided with the material cutting guide rail seat 38 that can be used for material cutting guide rail 37 to do vertical reciprocating motion. Described feeding plate horizontal motion mechanism 4 comprises stepping motor 41, feeding plate 21, feeding plate guide rail 42 and feeding plate guide rail seat 22 and ball screw 43 that are compatible with feeding plate guide rail 42 and ball screw 43 Matching screw base 23, the stepping motor 41 is arranged on the frame 1, the rotating shaft of the stepping motor 41 is connected with one end of the ball screw 43, the other end of the ball screw 43 passes through the screw base 23 and Hinged on the frame 1, the screw seat 23 is arranged at the middle position of the lower end surface of the feeding plate 21, and the said feeding plate guide rail seat 22 is arranged on the lower end surface of the feeding plate 21 on one side of the screw seat 23. The feeding plate guide rail 42 is inserted into the feeding plate guide rail seat 22 and fixed on the frame 1 . A pressing mechanism 5 is arranged at the end of the upper end of the feeding plate 21 , and the pressing mechanism is composed of a base 51 and a plurality of pressing plates 52 .

When the rubber cutting machine is working, turn on the power, operate the control panel 9, reset the cutter 7 to the highest point, reset the feeding plate 21 to the initial position, and input the corresponding parameters on the control panel 9 according to the specifications of the required rubber material , and then put the rubber material 6 to be cut on the feeding plate 21 and fix it through the pressing mechanism 5, the control system starts the stepper motor 41 to drive the feeding plate 21 to transport the rubber material 6 to be cut, after the point is positioned, then the control system Start the frequency conversion motor 31, drive the cutter 7 to move vertically downward through the eccentric wheel 35 to cut the rubber material 6 to be cut, then the eccentric wheel 35 continues to rotate to reset the cutter to the highest point, and then the stepping motor 41 continues to drive the feeding plate 21 Carry out the rubber material 6 to be cut, repeat the above steps, and the rubber cutting machine will run in a cycle until the rubber material 6 to be cut is cut, then the cutter 7 is reset to the highest point, and the feeding plate 21 is reset to the initial position, waiting for the next round of loading. material. It has been proved by practice that the present invention can be used to cut raw rubber materials with a thickness h2≤200 mm, and the processing accuracy is high. If it is applied to processing thick raw rubber, the processing accuracy can reach ±0.3 mm. If it is applied to processing thickness h2 less than 12 The processing accuracy can reach ±0.05 mm when the finished rubber block is finished with high precision of 10 mm. In addition, its processing efficiency is high, and the cutting knife only needs 1.2 seconds to reciprocate once; if the present invention needs to cut thicker rubber material, the inclination angle a of the cutting knife 7 can be adjusted and the frequency conversion motor can be increased by 31 horsepower accordingly, and the eccentric wheel can be changed. Parameters such as the eccentric distance of 35 and the length of material cutting guide rail 37 get final product.

As described in the above-mentioned embodiments of the present invention, other rubber cutting machines and working methods obtained by adopting the same or similar structure are within the protection scope of the present invention.

Claims (8)

1. a full-automatic thick material rubber cutting method is characterized in that it comprises the steps:

(1) cutter vertical movement mechanism is set, this mechanism comprises a cutting knife, by controlling the vertical up-or-down movement of this cutting knife, to realize cutting knife work or off working state; In described cutter vertical movement mechanism variable-frequency motor is set, master gear, power transmission shaft, travelling gear, eccentric wheel, movable rod, blank guide rail and the blank track base that is complementary with the blank guide rail, described master gear is arranged on the turning cylinder of variable-frequency motor, described travelling gear is arranged on the power transmission shaft, this master gear and travelling gear engagement, described eccentric wheel is arranged on the power transmission shaft two ends, described movable rod one end is hinged on the eccentric wheel, its other end and blank guide rail one end are hinged, this blank guide rail other end connects with the knife rest lower end, is provided with in the frame both sides to can be used for the blank track base that the blank guide rail is done vertical back and forth movement;

(2) delivery sheet horizontal movement mechanism is set, this mechanism comprises a delivery sheet and a cradle, by controlling the horizontal movement of this delivery sheet, to realize cradle work or off working state; In described delivery sheet horizontal movement mechanism stepper motor is set, delivery sheet, delivery sheet track base that the delivery sheet guide rail reaches and the delivery sheet guide rail is suitable and ball screw and the screw rodb base that is complementary with ball screw, described stepper motor is arranged on the frame, the turning cylinder of this stepper motor connects with ball screw one end, the ball screw other end passes screw rodb base and is hinged on the frame, described screw rodb base is arranged on centre position, delivery sheet lower surface, described delivery sheet track base is arranged on the delivery sheet lower surface of screw rodb base one side, described delivery sheet guide rail is inserted the delivery sheet track base and is fixed on the frame, described delivery sheet upper surface afterbody is provided with a feeding pressure mechanism, and this feeding pressure mechanism is put plate by a base and some pressures and constituted;

(3) control system is set, this control system is connected with delivery sheet horizontal movement mechanism with cutter vertical movement mechanism respectively and controls its work or off working state, to realize cutting glue or non-ly to cut the glue action;

Described step (1), (2) no sequencing.

2. full-automatic thick material rubber cutting method according to claim 1 is characterized in that it is further comprising the steps of:

(4) connect power supply, the control system initialization, this moment, cutting knife was at the highest notch, and delivery sheet is in initial position;

(5) insert sizing material to be cut;

(6) delivery sheet slides forward sizing material to be cut is fed forward;

(7) cutting knife moves downward, and described sizing material to be cut is cut;

(8) cutting knife moves upward, and returns peak;

(9) repeating step (6) is to (8).

3. full-automatic thick material rubber cutting method according to claim 1 is characterized in that, described step (1), and it specifically comprises the steps:

(11) cutting knife is set, by controlling this cutting knife vertical up-or-down movement, to realize cutting the duty of sizing material to be cut;

(12) knife rest is set, described cutting knife is fixed on the knife rest and with the relative knife rest movement locus of an inclination angle a, this inclination angle a degree is between 5～30 degree, to avoid its restriction that is subjected to knife rest, makes the to be cut sizing material of this cutting knife energy shearing thickness h2 greater than its width h1;

(13) variable-frequency motor is set, makes the variable-frequency motor variable-speed operation, thereby the control knife rest slides vertically, to realize the cutting knife duty by operation control system;

(14) according to the specification of cutting sizing material, on described control system, import relevant parameters.

4. full-automatic thick material rubber cutting method according to claim 1 is characterized in that, described step (2), and it specifically comprises the steps:

(21) feeding pressure mechanism is set, is used for sizing material to be cut is fixed on delivery sheet;

(22) stepper motor is set, makes the stepper motor variable-speed operation, thereby the control delivery sheet slides, to realize carrying according to quantity sizing material to be cut by operation control system;

(23) according to required specification of cutting sizing material, on described control system, import relevant parameters.

5. bale splitter of realizing the described full-automatic thick material rubber cutting method of claim 1, it comprises a frame and is arranged on the cradle of this frame top, knife rest and cutting knife, described cutting knife is fixed on the knife rest and with the relative knife rest movement locus of an inclination angle a, described frame lower is provided with cutter vertical movement mechanism, described cradle is provided with a delivery sheet horizontal movement mechanism, in described frame one side one control panel is set, be provided with a control system in the described control panel, this control system is connected with delivery sheet horizontal movement mechanism with cutter vertical movement mechanism respectively, and control its action, it is characterized in that, described cutter vertical movement mechanism comprises variable-frequency motor, master gear, power transmission shaft, travelling gear, eccentric wheel, movable rod, blank guide rail and the blank track base that is complementary with the blank guide rail, described master gear is arranged on the turning cylinder of variable-frequency motor, described travelling gear is arranged on the power transmission shaft, this master gear and travelling gear engagement, described eccentric wheel is arranged on the power transmission shaft two ends, described movable rod one end is hinged on the eccentric wheel, its other end and blank guide rail one end are hinged, this blank guide rail other end connects with the knife rest lower end, is provided with in the frame both sides to can be used for the blank track base that the blank guide rail is done vertical back and forth movement.

6. bale splitter according to claim 5 is characterized in that, described inclination angle a is between 5～30 degree.

7. bale splitter according to claim 5, it is characterized in that, described delivery sheet horizontal movement mechanism comprises stepper motor, delivery sheet, delivery sheet track base that the delivery sheet guide rail reaches and the delivery sheet guide rail is suitable and ball screw and the screw rodb base that is complementary with ball screw, described stepper motor is arranged on the frame, the turning cylinder of this stepper motor connects with ball screw one end, the ball screw other end passes screw rodb base and is hinged on the frame, described screw rodb base is arranged on centre position, delivery sheet lower surface, described delivery sheet track base is arranged on the delivery sheet lower surface of screw rodb base one side, and described delivery sheet guide rail is inserted the delivery sheet track base and is fixed on the frame; Described delivery sheet upper surface afterbody is provided with a feeding pressure mechanism, and this feeding pressure mechanism is put plate by a base and some pressures and constituted.

8. bale splitter according to claim 7 is characterized in that, described delivery sheet upper surface afterbody is provided with a feeding pressure mechanism, and this feeding pressure mechanism is put plate by a base and some pressures and constituted.

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