CN101704285B - Dual function press - Google Patents

Abstract

The invention discloses a difunctional compressor comprising a main rack, a demoulding rack and a sliding panel, wherein the demoulding rack and the main rack are arranged side by side, and the sliding panel horizontally slides between the main rack and the demoulding rack; a middle seat which can move up and down is movably arranged in the main rack, the upper part of the middle seat is provided with a first guide rail matched with the sliding panel, and the lower part of the middle seat is connected with a hydraulic drive assembly driving the middle seat to move up and down; the top of the main rack above the middle seat is fixedly provided with at least three upper locking assemblies used for locking a patrix, and an upper demoulding assembly used for demoulding is arranged between every two upper locking assemblies; the upper part of the demoulding rack is fixedly provided with a second guide rail matched with the sliding panel and a drive assembly driving the sliding panel; the sliding panel is provided with a demoulding through hole and is fixedly provided with at least three lower locking assemblies used for locking a counterdie; and a lower demoulding assembly which demoulds by matching with the mould on the sliding panel via the demoulding through hole is fixed in the demoulding rack.

Description

Dual function press

technical field

The invention relates to the technical field of rubber products, in particular to a double-function pressing machine capable of realizing automatic pre-press forming and demoulding of finished products.

Background technique

Traditional equipment pre-press molding and finished product demoulding are completed by two machines, and the mold must be clamped repeatedly during use, and when demoulding, the finished product stays on the upper mold and cannot be demoulded. Such as the invention patent hydraulic stripping machine, patent No. 94225236.5 discloses a device that uses hydraulic transmission technology to separate the ingot mold casting from the mold. It includes a stripping mechanism and a hydraulic transmission control system. The hydraulic transmission control system provides pressure to the stripping machine Oil and control the demoulding. Inside the cylinder body of the demoulding mechanism are upper and lower oil cylinders, cylinder pistons and piston rods. The lower end of the piston rod is the working pressure head. The outside of the cylinder body is equipped with lifting rings, lifting lugs and hanging mold hooks. . The device can be used to demould the steel ingot mold conveniently. The invention has simple and reasonable structure, flexible operation, can reduce the labor intensity of operators and improve production efficiency.

Contents of the invention

The technical problem to be solved by the present invention is to provide a dual-function pressing machine that can be used for both pre-press forming and finished product demoulding in view of the above-mentioned current state of the art. The dual-function pressing machine has a reasonable structure and easy operation Simple, automatic operation is realized, and work efficiency is greatly improved.

The technical scheme adopted by the present invention to solve the above-mentioned technical problems is: a dual-function press machine, including a main frame, a demoulding frame arranged side by side with the main frame, and a sliding plate capable of horizontally sliding between the main frame and the demoulding frame A middle seat that can move up and down is movable in the main frame, the upper part of the middle seat is shaped on the first guide rail that matches the sliding plate, and the lower part of the middle seat is connected with a hydraulic drive assembly that drives it to move up and down; the upper part of the middle seat At least three upper locking assemblies for locking the upper mold are fixedly arranged on the top of the main frame, and upper demoulding assemblies for demoulding are fixedly arranged between each upper locking assembly; There is a second guide rail for matching the sliding plate and a driving assembly for driving the sliding plate; the sliding plate is formed with a demoulding through hole and is fixedly provided with at least three lower locking assemblies for locking the lower mold. The demoulding frame is fixed with the lower demoulding assembly that cooperates demoulding with the mold on the sliding plate through the demoulding through hole.

In order to optimize the above technical solutions, the measures taken also include:

The above-mentioned middle seat is provided with a first guide plate which is matched with both sides of the sliding plate respectively, and the upper end of the first guide plate is fixed with a main machine pressure plate, and the first guide plate is formed between the two first guide plates. Guide rail; a groove is formed on the first guide plate, and the first guide wheel matched with the side of the sliding plate is fixed in the groove, and the first rollers are fitted on the bottom of both sides of the slide plate, and the first roller passes through the bolt Fixed on the inner side of the first guide plate.

The above-mentioned first guide plate is provided with a through hole, and the first bolts matched with the through hole are fixed on both sides of the middle seat, the diameter of the through hole is larger than the diameter of the first bolt, and the first guide plate passes through the screw The cap is closely attached to the side of the middle seat and is movably arranged on the bolt; at the junction of the middle seat and the first guide plate, a long groove is formed respectively, and a long key with a tooth mouth is arranged on the long In the groove of the bar, cooperate with the middle seat and the first guide plate, and a hydraulic component is connected to one end of the long key. The hydraulic component pulls the long key, and the teeth make the first guide plate and the side plate of the middle seat relatively locked. .

The above-mentioned stripping frame is fixed with a second guide plate that is respectively matched with both sides of the slide plate, and a demoulding pressure plate is fixed on the top of the second guide plate, and the second guide plate is formed between the two second guide plates. Two guide rails are formed with a groove on the second guide plate, and the second guide wheel matched with the side of the sliding plate is fixed in the groove.

The driving assembly of the above-mentioned sliding plate includes a connecting bearing fixed on the upper part of the demoulding frame and a brake reduction motor. The braking reduction motor engages with the transmission shaft in the connection bearing through the sprocket set, and a gear is fixed on the transmission shaft. The bottom surface of the sliding plate is formed with tooth grooves meshed with gears.

A roller seat is fixed on the above-mentioned stripping frame, and a roller matching the bottom of the sliding plate is arranged in the roller seat.

The above-mentioned upper locking assembly includes the first hydraulic cylinder fixed on the top of the main frame and the first locking pin arranged on the piston rod of the first hydraulic cylinder; the upper demoulding assembly includes the upper The demoulding hydraulic cylinder and the first demoulding rod driven by the upper demoulding hydraulic cylinder, the first demoulding rod is vertically arranged at the center of each upper locking assembly.

The above-mentioned lower locking assemblies all include a second hydraulic cylinder fixed on the slide plate and a second locking pin arranged on the piston rod of the second hydraulic cylinder; The lower demoulding hydraulic cylinder inside and the second demoulding rod driven by the lower demoulding hydraulic cylinder, the second demoulding rod can pass through the demoulding through hole and cooperate with the mold on the sliding plate.

The first locking pins of the above-mentioned upper locking components are inclined upwards, and the first locking pins of each upper locking component face the same center; the second locking pins of the lower locking components are inclined downwards, And the second locking pins of each lower locking assembly face to the same center.

The above-mentioned demoulding through hole is located at the center of each lower locking assembly, and the upper surface of the sliding plate is shaped on a keyway for positioning the mold.

Compared with the existing technology, the dual-function pressing machine of the present invention realizes pre-pressing forming and finished product demolding in one machine; adopts the key connection mode between the mold and the sliding plate, and the oblique pin oil cylinder of the upper locking assembly and the lower locking assembly Clamping, directly complete the pre-press forming; during the operation of the equipment, when rising and falling, respectively choose to pull the long key in the middle position to complete the interlocking action; until the pre-press forming or finished product demoulding, the whole process is controlled by hydraulic pressure. The system is automatically completed. Whether the finished product stays on the upper mold or the lower mold during demoulding, this equipment can complete the demoulding action in two ways, and the demoulding action is smooth and simple. Since this equipment is a combination of demoulding and pre-pressing molding, it does not require high pressure and has a wide surface for placing molds, so this equipment is suitable for a wide range of molds. The main oil cylinder of the hydraulic drive assembly adopts a belly-driven differential structure, which increases the pulling force of the mold opening; the upper demoulding hydraulic cylinder of the upper demoulding component and the lower demoulding hydraulic cylinder of the lower demoulding component also adopt a belly-moving structure , It is convenient for the piston to return after the demoulding is completed, and the diameter of the oil inlet and outlet is relatively small, which is beneficial to control the smoothness of the demoulding.

Description of drawings

Fig. 1 is the structural representation of the embodiment of the present invention;

Fig. 2 is a three-dimensional structural schematic diagram of the main frame in Fig. 1;

Fig. 3 is the front view of Fig. 2;

Fig. 4 is a partial enlarged view of place A in Fig. 3;

The left view of Fig. 5 Fig. 3;

Fig. 6 is B-B among Fig. 5 to partial partial view;

Fig. 7 is a partial sectional view of C-C in Fig. 5;

Fig. 8 is a partial enlarged view of D place in Fig. 6;

Fig. 9 is the front view of demoulding frame among Fig. 1;

Fig. 10 is a left side view of Fig. 9 .

Detailed ways

Embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.

1 to 10 are schematic structural views of the present invention.

The reference signs are: main frame 1, top 1a, demoulding frame 2, sliding plate 3, tooth groove 3a, middle seat 4, hydraulic drive assembly 5, upper locking assembly 6, first hydraulic cylinder 6a, second A locking pin 6b, upper demoulding assembly 7, upper demoulding hydraulic cylinder 7a, demoulding through hole 8, lower locking assembly 9, second hydraulic cylinder 9a, second locking pin 9b, lower demoulding assembly 10. Lower demoulding hydraulic cylinder 10a, first guide plate 11, first guide wheel 12, first roller 13, long key 14, hydraulic assembly 15, second guide plate 16, second guide wheel 17, Block bearing 18, brake reduction motor 19, sprocket wheel group 20, transmission shaft 21, gear 22, roller seat 23, roller 24, main engine pressing plate 25, demoulding pressing plate 26, lower fixed block 27.

As shown in Figure 1, the dual-function pressing machine of the present invention comprises a main frame 1, a demoulding frame 2 arranged side by side with the main frame 1 and a slide that can slide horizontally between the main frame 1 and the demoulding frame 2 plate 3.

As shown in Figure 2, Figure 3 and Figure 5, the main frame 1 adopts a gantry frame structure, and its frame adopts H-shaped steel instead of the traditional side plate structure, which solves the problem of bulky machine without affecting the tensile strength.

A middle seat 4 that can move up and down is movably arranged in the main frame 1, and the first guide rail that cooperates the described slide plate 3 is formed on the top of the middle seat 4, and the bottom of the middle seat 4 is connected with a hydraulic drive assembly 5 that drives it to move up and down. The hydraulic drive assembly 5 includes at least three hydraulic cylinders, the upper ends of the piston rods of the hydraulic cylinders are connected to the bottom of the middle seat, and the middle seat 4 is driven to move up and down in the main frame 1 through the hydraulic cylinders.

On the top 1a of the main frame 1 above the middle seat 4, at least three upper locking assemblies 6 for locking the upper mold are fixedly arranged, and an upper demoulding group for demoulding is fixedly arranged between each upper locking assembly 6 Part 7; there are four upper locking assemblies 6 in this embodiment arranged in a quadrilateral arrangement. Each upper locking assembly 6 includes a first hydraulic cylinder 6a fixed on the top 1a of the main frame 1 and a first locking pin 6b arranged on the piston rod of the first hydraulic cylinder 6a. The first locking pins 6b of each upper locking assembly 6 are inclined upward and face the same center, and the first locking pins 6b are driven by the first hydraulic cylinder 6a to automatically clamp the mold.

The upper demoulding assembly 7 includes an upper demoulding hydraulic cylinder 7a fixed on the top 1a of the main frame 1 and a first demoulding lever driven by the upper demoulding hydraulic cylinder 7a, and the upper demoulding hydraulic cylinder 7a is vertically fixed on the main frame 1 The top 1a of the top, the first demoulding rod is vertically arranged at the center of each upper locking assembly 6, and the first demoulding rod is automatically demoulded by the upper demoulding hydraulic cylinder 7a.

On both sides of the middle seat 4, there are movable first guiding plates 11 respectively matched with both sides of the sliding plate 3. The upper end of the first deflecting plate 11 is fixed with a main machine pressure plate 25 , the first guide rail is formed between the two first deflecting plates 11 , and the sliding plate 3 can slide horizontally between the two first deflecting plates 11 . A groove is formed at the first guide plate 11 that cooperates with the side of the slide plate 3 , and a first guide wheel 12 that cooperates with the side of the slide plate 3 is fixed in the groove. The bottoms on both sides of the sliding plate 3 are equipped with first rollers 13, the first rollers 13 are fixed on the inside of the first guide plate 11 by bolts, the first guide wheels 12 and the first rollers 13 can limit the sliding plate 3 The sliding direction can increase its flexibility.

The first guide plate 11 is provided with a through hole 28, the first bolt 27 matched with the through hole 28 is fixed on both sides of the middle seat 4, the diameter of the through hole 28 is greater than the diameter of the first bolt 27, the first guide The plate 11 is close to the side of the middle seat 4 through a nut and is movably arranged on the bolt, and the first guide plate 11 can move relative to the side of the middle seat 4 in the vertical plane. At the junction of the middle seat 4 and the first guide plate 11, elongated grooves are respectively formed, and a long key 14 with a tooth mouth is arranged in the elongated groove, which is connected with the middle seat 4 and the first guide plate. Positive plate 11 cooperates. One end of the long key 14 is connected with a hydraulic assembly 15 , and the long key 14 is pulled by the hydraulic assembly 15 . The first guide plate 11 and the elongated grooves on the side of the middle seat 4 are respectively shaped with cogs corresponding to the tooth mouth of the long key 14, and the cogs on the first guide plate 11 and the cogs on the side of the middle seat 4 Relatively staggered. The hydraulic assembly 15 pulls the long key 14 to make the first deflecting plate 11 and the middle seat 4 produce a relative motion trend, cooperate with the first bolt 27 between the first deflecting plate 11 and the side of the middle seat 4, and make the first deflecting plate 11 Relatively locked with the side plate of the middle seat 4.

As shown in FIG. 9 and FIG. 10 , on the upper part of the stripping frame 2 , a second guide rail matching the sliding plate 3 and a driving assembly for driving the sliding plate 3 are fixedly arranged. The sliding plate 3 is formed with a demoulding through hole 8 and is fixedly provided with at least three lower locking assemblies 9 for locking the lower mold. The upper mold cooperates with the lower demoulding assembly 10 for demoulding.

The demoulding frame 2 is fixed with the second guide plate 16 that cooperates with the two sides of the sliding plate 3 respectively, and the demoulding pressure plate 26 is fixed on the upper end of the second guide plate 16 . The second guide rail is formed between the two second guide plates 16 , and the sliding plate 3 can slide horizontally between the two second guide plates 16 . A groove is formed at the position where the second guide plate 16 cooperates with the side of the slide plate 3, and a second guide wheel 17 matched with the side of the slide plate 3 is fixed in the groove.

The driving assembly of the sliding plate 3 includes a UCP pedestal bearing 18 and a brake reduction motor 19 fixed on the top of the demoulding frame 2 . A transmission shaft 21 is arranged in the connecting block bearing 18 , and the power output shaft of the brake reduction motor 19 meshes with the driving shaft 21 in the connecting block bearing 18 through the sprocket set 20 . Two gears 22 are fixed on the transmission shaft 21 , and tooth grooves 3 a meshing with the gears 22 are formed on the bottom surface of the sliding plate 3 . The brake deceleration motor 19 is used to drive the double-row gear 22 to drive the forward and backward molds, and the reducer uses three-stage deceleration, thereby reducing the load on the motor, and the speed can be adjusted by the frequency converter

A roller seat 23 is fixed on the demoulding frame 2, and a roller 24 matched with the bottom of the slide plate 3 is arranged in the roller seat 23. Roller 24 and second guide wheel 17 cooperate with slide plate 3 to move, can increase the flexibility of slide plate 3.

In this embodiment, there are four lower locking assemblies 9, arranged in a quadrilateral shape. Each lower locking assembly 9 includes a second hydraulic cylinder 9a fixed on the sliding plate 3 and a second locking pin 9b arranged on the piston rod of the second hydraulic cylinder 9a. The second locking pins 9b of each lower locking assembly 9 are inclined downward and face the same center, and the second locking pins 9b are driven by the second hydraulic cylinder 9a to automatically clamp the mold.

The lower demoulding assembly 10 includes a lower demoulding hydraulic cylinder 10a fixed in the demoulding frame 2 and a second demoulding rod driven by the lower demoulding hydraulic cylinder 10a. The sliding plate 3 is formed with a demoulding through hole 8, and the demoulding through hole 8 is located at the center of each lower locking assembly 9. The lower demoulding hydraulic cylinder 10a can drive the second demoulding rod to pass through the demoulding through hole 8 and cooperate with the mold on the sliding plate 3 to realize the demoulding operation.

The upper surface of slide plate 3 is shaped on the keyway of installing mold. The installation of the mold is firstly positioned with a key, and then the upper locking assembly 6 and the lower locking assembly 9 are used to lock the module, which is convenient and quick.

The dual-function pressing machine of the present invention can realize pre-pressing forming operation and finished product demoulding operation in one machine.

The main action process of pre-press molding includes: hoisting the mold to the sliding plate 3 on the demoulding frame 2, positioning through the keyway on the sliding plate 3, locking the mold with a lower locking component 9; The sprocket group 20 drives the gear 22 on the transmission shaft 21 to drive the sliding plate 3 to the middle seat 4 in the main frame 1; the hydraulic drive assembly 5 drives the middle seat 4 to rise and close the mold, and the upper locking assembly 6 locks the upper mold; After the middle seat 4 of mold opening moves down, the lower mold and sliding plate 3 move to the demoulding frame 2; put in the rubber material to complete the above action until the mold is closed, then the upper locking component 6 is released, and the mold moves to the demoulding frame 2 Hang up and remove vulcanization.

The main action process of the demoulding of the finished product includes: hoisting the mold to the sliding plate 3 on the demoulding frame 2, positioning through the keyway on the sliding plate 3, locking the mold with a lower locking component 9; The sprocket group 20 drives the gear 22 on the transmission shaft 21 to drive the sliding plate 3; the middle seat 4 descends to the lower fixed block 27, and the sliding plate 3 is transmitted to the middle seat 4 of the main frame 1; the middle seat 4 rises for a certain distance, and the hydraulic unit 15 Pull the long key 14, the first guide plate 11 is locked with the middle seat 4; the middle seat 4 rises to close the mold, the upper locking component 6 locks the upper mold; the mold is opened, the hydraulic drive component 5 pulls down the lower mold, and the main machine press plate 25 Snap the sliding plate 3 in place. When the finished product stays on the upper mold, the middle seat 4 descends for a short distance, the upper demoulding component 7 pushes out the finished product, moves the mold and the product to the demoulding frame 2, and returns to the pre-pressing molding process. When the finished product stays in the lower mold, the lower mold and the product move to the demoulding frame 2, the demoulding platen 26 buckles the sliding plate 3, and the lower demoulding assembly 10 ejects the finished product at the same time, and returns to the pre-pressing molding process.

During the working process of the double-function pressing machine of the present invention, the multiple locking and interlocking actions of the equipment are all completed by the hydraulic system, which reduces the labor intensity of the workers and saves the time for clamping, greatly improving the Productivity.

The preferred embodiment of the present invention has been illustrated, and various changes or modifications may be made by those skilled in the art without departing from the scope of the present invention.

Claims (10)

1. Difunctional compressor is characterized in that: comprise mainframe (1), and the demoulding frame (2) that is arranged side by side of mainframe (1) and sliding panel (3) that can horizontal slip between mainframe (1) and demoulding frame (2); Be movably set with a middle seat (4) that can move up and down in mainframe (1), middle seat (4) top is shaped on first guide rail that cooperates described sliding panel (3), and the bottom of middle seat (4) is connected with and drives its hydraulic-driven assembly (5) that moves up and down; Mainframe (1) top (1a) in middle seat (4) top is set with at least three last latch assemblies (6) that are used to lock patrix, fixedly installs the last demoulding assembly (7) that is useful on the demoulding between latch assembly on each (6); Be set with second guide rail that cooperates described sliding panel (3) and the driven unit that drives sliding panel (3) on demoulding frame (2) top; Be shaped on demoulding through hole (8) on the described sliding panel (3) and be set with at least three following latch assemblies (9) that are used to lock counterdie, in demoulding frame (2), be fixed with the bottom knockout assembly (10) that cooperates the demoulding by demoulding through hole (8) with the mould on the sliding panel (3).

2. Difunctional compressor according to claim 1, it is characterized in that: seat (4) is provided with the first correcting plate (11) that matches with sliding panel (3) both sides respectively in described, the upper end of the first correcting plate (11) is fixed with main frame pressing plate (25), constitutes described first guide rail between the two first correcting plates (11); On the first correcting plate (11), be shaped on groove, be fixed with first fixed wheel (12) that matches with sliding panel (3) side in the groove, bottom in sliding panel (3) both sides is combined with first roller (13), and first roller (13) is by being bolted to the inboard of the first correcting plate (11).

3. Difunctional compressor according to claim 2, it is characterized in that: the described first correcting plate (11) is provided with through hole (28), seat (4) both sides are fixed with first bolt (27) that matches with through hole (28) in described, the diameter of through hole (28) is greater than the diameter of first bolt (27), and the first correcting plate (11) is close to middle seat (4) side by nut and is movably arranged on the described bolt; The junction surface of the seat (4) and the first correcting plate (11) in described, be shaped on rectangular groove respectively, the one long key (14) that has the tooth mouth is arranged in the rectangular groove, match with the middle seat (4) and the first correcting plate (11), end at long key (14) is connected with hydraulic package (15), hydraulic package (15) pulling long key (14), tooth mouth make relative locking of side plate of the first correcting plate (11) and middle (4).

4. Difunctional compressor according to claim 1; it is characterized in that: be fixed with the second correcting plate (16) that matches with sliding panel (3) both sides respectively in demoulding frame (2); the second correcting plate (16) upper end is fixed with demoulding pressing plate (26); constitute described second guide rail between the two second correcting plates (16); on the second correcting plate (16), be shaped on groove, be fixed with second fixed wheel (17) that matches with sliding panel (3) side in the groove.

5. Difunctional compressor according to claim 1; it is characterized in that: the driven unit of described sliding panel (3) comprises connecting base bearing (18) and the brake gear motor (19) that is fixed on demoulding frame (2) top; brake gear motor (19) is by interior power transmission shaft (21) engagement of chain wheel set (20) and connecting base bearing (18); on power transmission shaft (21), be fixed with gear (22), be shaped on the teeth groove (3a) that is meshed with gear (22) in the bottom surface of described sliding panel (3).

6. Difunctional compressor according to claim 5 is characterized in that: be fixed with roller mount (23) on demoulding frame (2), be provided with the roller (24) that matches with sliding panel (3) bottom in the roller mount (23).

7. according to the described Difunctional compressor of the arbitrary claim of claim 1 to 6, it is characterized in that: the described latch assembly (6) of going up comprises first hydraulic cylinder (6a) that is fixed on mainframe (1) top (1a) and is arranged on first locking pin (6b) on first hydraulic cylinder (6a) piston rod; The described demoulding assembly (7) of going up comprises last liquid parting cylinder pressure (7a) that is fixed on mainframe (1) top (1a) and first knockout pin that is driven by last liquid parting cylinder pressure (7a), and described first knockout pin vertically is arranged on the center of latch assembly on each (6).

8. Difunctional compressor according to claim 7 is characterized in that: described down latch assembly (9) all comprises second hydraulic cylinder (9a) that is fixed on the sliding panel (3) and is arranged on second locking pin (9b) on second hydraulic cylinder (9a) piston rod; Described bottom knockout assembly (10) comprises bottom knockout hydraulic cylinder (10a) that is fixed in the demoulding frame (2) and second knockout pin that is driven by bottom knockout hydraulic cylinder (10a), and described second knockout pin can pass demoulding through hole (8) and match with mould on the sliding panel (3).

9. Difunctional compressor according to claim 8 is characterized in that: described first locking pin (6b) of going up latch assembly (6) is inclined upwardly, and first locking pin (6b) of latch assembly (6) faces toward same center on each; Second locking pin (9b) of described latch assembly (9) down is downward-sloping, and second locking pin (9b) of latch assembly (9) faces toward same center under each.

10. Difunctional compressor according to claim 9 is characterized in that: described demoulding through hole (8) is positioned at each center of latch assembly (9) down, is shaped on the keyway of jig at the upper surface of sliding panel (3).

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