Segmented mold positioning device

Abstract

The utility model discloses a segmented mold positioning device which comprises a bottom plate, a first screw rod is rotationally installed on the upper end face of the bottom plate through a rotating groove, a first motor connected with the first screw rod is fixedly installed on the outer wall of the bottom plate, and a first moving block is installed on the outer wall of the first screw rod through a first limiting mechanism in a threaded mode. A connecting frame is fixedly mounted on the upper end face of the first moving block, a rotating shaft is rotatably mounted in the connecting frame, a placing plate is fixedly connected to the outer wall of the rotating shaft through a connecting mechanism, and a second screw rod is rotatably mounted on the bottom wall of the placing plate through a moving frame. By arranging the gear, the semicircular toothed plate, the rotating shaft, the connecting blocks and the like, the gear can be meshed with the semicircular toothed plate when rotating, and at the moment, the semicircular toothed plate is stressed to enable the placing plate to drive the two connecting blocks to rotate on the outer wall of the rotating shaft, so that the placing plate can drive the segmented mold to incline; therefore, the contact area of the segmented mold and the mold closing surface can be shortened, the demolding force is reduced, and demolding is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to tire mould technical field especially relates to the positioning device of the flexible mould. BACKGROUND

[0002] Tire mould refers to the mould for vulcanization forming various tires, and the tire mould can be divided into flexible mould and two half moulds, wherein the flexible mould is composed of a pattern ring, a sleeve and upper and lower side plates, and the flexible mould is divided into conical surface guide flexible mould and inclined plane guide flexible mould, and the two half moulds are composed of two pieces of upper mould and lower mould, thereby providing convenience for tire production.

[0003] In the production and processing process of the flexible tire mould, in order to ensure the accuracy of positioning during processing, the positioning device is usually used to position the mould, and in the prior art, most of the positioning devices will limit the flexible mould during use, so that the inclination angle of the mould cannot be conveniently adjusted during demoulding, the friction during demoulding is increased, the wear of the mould is increased, the service life of the mould is reduced, and the practicability is insufficient, so it is necessary to redesign the flexible mould positioning device in view of the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a flexible mould positioning device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The flexible mould positioning device comprises a bottom plate, a first screw rod is rotationally installed on the upper end face of the bottom plate through a rotating groove, a first motor connected with the first screw rod is fixedly installed on the outer wall of the bottom plate, a first moving block is screwedly installed on the outer wall of the first screw rod through a first limiting mechanism, a connecting frame is fixedly installed on the upper end face of the first moving block, a rotating shaft is rotationally installed in the connecting frame, a placing plate is fixedly connected to the outer wall of the rotating shaft through a connecting mechanism, a second screw rod is rotationally installed on the bottom wall of the placing plate through a moving frame, a second motor connected with the second screw rod is fixedly installed on the outer wall of the moving frame, two second moving blocks are screwedly installed on the outer wall of the second screw rod through a second limiting mechanism, a moving groove matched with the two second moving blocks is formed in the upper end face of the placing plate, clamping plates are fixedly connected to the outer walls of the two second moving blocks through a linking mechanism, anti-skid pads are fixedly installed on the inner walls of the two clamping plates, a semicircular toothed plate is fixedly installed on the bottom wall of the placing plate, a third motor is fixedly installed on the outer wall of the connecting frame through a supporting mechanism, and a gear engaged with the semicircular toothed plate is fixedly installed on the outer wall of the output shaft of the third motor.

[0007] Preferably, the first limiting mechanism comprises a first limiting rod fixedly installed in the moving groove, and the first limiting rod slidably penetrates the first moving block.

[0008] Preferably, the connecting mechanism comprises two connecting blocks fixedly installed on the outer wall of the rotating shaft, and the two connecting blocks are fixedly connected with the bottom wall of the placing plate.

[0009] Preferably, the second limiting mechanism comprises a second limiting rod fixedly installed on the inside of the moving frame, and the second limiting rod is slidably penetrated through the two second moving blocks.

[0010] Preferably, the connecting mechanism comprises two connecting blocks fixedly installed on the outer wall of the rotating shaft, and the two connecting blocks are fixedly connected with the bottom wall of the placing plate.

[0011] Preferably, the supporting mechanism comprises a supporting plate fixedly installed on the outer wall of the connecting frame, and the third motor is fixedly installed on the outer wall of the supporting plate.

[0012] The active die positioning device has the advantages that:

[0013] 1. The gear, the semicircular toothed plate, the rotating shaft and the connecting block are arranged, the gear can engage the semicircular toothed plate when rotating, the semicircular toothed plate is stressed to drive the placing plate to rotate the two connecting blocks on the outer wall of the rotating shaft, thereby the placing plate can drive the active die to tilt, so that the contact area of the active die and the die surface can be shortened, the demolding force is reduced, and demolding is facilitated.

[0014] 2. The first screw rod, the first limiting rod and the first moving block are arranged, the first screw rod can drive the first moving block to move through cooperation with the first limiting rod when rotating, thereby the first moving block can drive the placing plate to move through the connecting frame, so that the front and back positions of the active die can be conveniently adjusted, the active die can be kept stable in the production process, and the deviation of the tire size and shape caused by inaccurate position is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the active die positioning device provided by the utility model;

[0016] Figure 2 It is a vertical section structure schematic view of the active die positioning device provided by the utility model; Figure 1

[0017] Figure 3 It is a side view vertical section structure schematic view of the active die positioning device provided by the utility model;

[0018] Figure 4 It is a back structure schematic view of the active die positioning device provided by the utility model;

[0019] Figure 5 It is a structure schematic view of A in the active die positioning device provided by the utility model; Figure 2

[0020] ​​Figure 6 for Figure 3 Schematic diagram of the structure at B in FIG;

[0021] Figure 7 for Figure 4 Schematic diagram of the structure at point C in .

[0022] In the figure: 1 base plate, 2 first screw rod, 3 first motor, 4 first limiting rod, 5 first moving block, 6 connecting frame, 7 rotating shaft, 8 connecting block, 9 placement plate, 10 moving frame, 11 second screw rod, 12 second motor, 13 second limiting rod, 14 second moving block, 15 connecting rod, 16 clamping plate, 17 anti-slip pad, 18 semicircular gear plate, 19 support plate, 20 third motor, 21 gear. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] Reference Figures 1-7 The movable mold positioning device includes a base plate 1, and a first screw 2 is rotatably installed on the upper end surface of the base plate 1 through a rotating groove. A first motor 3 connected to the first screw 2 is fixedly installed on the outer wall of the base plate 1, and a first moving block 5 is threadedly installed on the outer wall of the first screw 2 through a first limiting mechanism. The first limiting mechanism includes a first limiting rod 4 fixedly installed inside the moving groove, and the first limiting rod 4 slides through the first moving block 5. The first limiting rod 4 can limit the first moving block 5 so that the first moving block 5 can only move axially along the outer wall of the first screw 2. A connecting frame 6 is fixedly installed on the upper end surface of the first moving block 5, and a rotating shaft 7 is rotatably installed inside the connecting frame 6. The outer wall of the rotating shaft 7 is fixedly connected to a placement plate 9 through a connecting mechanism. The connecting mechanism includes two connecting blocks 8 fixedly installed on the outer wall of the rotating shaft 7, and the ends of the two connecting blocks 8 are fixedly connected to the bottom wall of the placement plate 9.

[0025] The bottom wall of the placement plate 9 is rotatably installed with a second screw 11 through the moving frame 10. The second screw 11 is a double-headed screw. The outer wall of the moving frame 10 is fixedly installed with a second motor 12 connected to the second screw 11. The outer wall of the second screw 11 is threadedly installed with two second moving blocks 14 through a second limiting mechanism. The second limiting mechanism includes a second limiting rod 13 fixedly installed inside the moving frame 10. The second limiting rod 13 slides through the two second moving blocks 14. The second limiting rod 13 can limit the two second moving blocks 14 so that the two second moving blocks 14 can only move axially along the outer wall of the second screw 11.

[0026] The upper end face of the placing plate 9 is provided with moving grooves matched with the two second moving blocks 14, the outer walls of the two second moving blocks 14 are fixedly connected with clamping plates 16 through a connecting mechanism, the connecting mechanism comprises a connecting rod 15 fixedly installed on the outer wall of the second moving block 14, the end of the connecting rod 15 is fixedly connected with the outer wall of the clamping plate 16, the inner walls of the two clamping plates 16 are fixedly installed with anti-skid pads 17, the two anti-skid pads 17 are made of rubber material, the rubber material has good elasticity and softness, which can form a closer contact between the surface and the object, thereby increasing the friction force and improving the friction coefficient, the bottom wall of the placing plate 9 is fixedly installed with a semicircular toothed plate 18, the outer wall of the connecting frame 6 is fixedly installed with a third motor 20 through a supporting mechanism, the third motor 20 is a conical rotor motor, the stator inner cavity and the rotor shape of the conical rotor motor are conical, and the brake device of the conical rotor motor can act quickly in the case of power failure to prevent the equipment from moving accidentally in the case of no power supply, the supporting mechanism comprises a supporting plate 19 fixedly installed on the outer wall of the connecting frame 6, and the third motor 20 is fixedly installed on the outer wall of the supporting plate 19, and the outer wall of the output shaft of the third motor 20 is fixedly installed with a gear 21 engaged with the semicircular toothed plate 18.

[0027] In use, the active mold is placed on the upper end face of the placing plate 9, then the second motor 12 can drive the second screw rod 11 to rotate, the second screw rod 11 can drive the two second moving blocks 14 to move through cooperation with the second limiting rod 13 when rotating, at this time, the two second moving blocks 14 can drive the clamping plates 16 on the same side to move through cooperation of the connecting rods 15, thereby the two clamping plates 16 can be close to each other, and the outer wall of the active mold is clamped and centered through the anti-skid pads 17, so that the convenient installation and fixation of the active mold on the upper end face of the placing plate 9 can be realized, and the anti-skid pads 17 can increase the friction force with the outer wall of the active mold and improve the clamping effect;

[0028] In use, the first motor 3 can drive the first screw rod 2 to rotate, the first screw rod 2 can drive the first moving block 5 to move through cooperation with the first limiting rod 4 when rotating, thereby the first moving block 5 can drive the placing plate 9 to move through the connecting frame 6, so that the front and rear positions of the active mold can be conveniently adjusted, the stability of the active mold in the production process is ensured, the deviation of the tire size and shape caused by inaccurate position is avoided, and the qualified rate of products is improved, when demolding, the third motor 20 can drive the gear 21 to rotate, the gear 21 can engage the semicircular toothed plate 18 when rotating, at this time, the semicircular toothed plate 18 is stressed to drive the two connecting blocks 8 to rotate on the outer wall of the rotating shaft 7, thereby the placing plate 9 can drive the active mold to tilt, so that the contact area of the active mold and the mold surface can be shortened, the demolding force can be reduced to facilitate demolding, the wear of the active mold can be reduced, and the service life of the active mold is prolonged.

[0029] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A positioning device for a flexible die, comprising a base plate (1), characterized in that, The first screw rod (2) is rotatably installed on the upper end face of the bottom plate (1) through a rotating groove, a first motor (3) connected with the first screw rod (2) is fixedly installed on the outer wall of the bottom plate (1), a first moving block (5) is screwedly installed on the outer wall of the first screw rod (2) through a first limiting mechanism, a connecting frame (6) is fixedly installed on the upper end face of the first moving block (5), a rotating shaft (7) is rotatably installed in the connecting frame (6), a placing plate (9) is fixedly connected with the outer wall of the rotating shaft (7) through a connecting mechanism, a second screw rod (11) is rotatably installed on the bottom wall of the placing plate (9) through a moving frame (10), a second motor (12) connected with the second screw rod (11) is fixedly installed on the outer wall of the moving frame (10), two second moving blocks (14) are screwedly installed on the outer wall of the second screw rod (11) through a second limiting mechanism, a moving groove matched with the two second moving blocks (14) is formed in the upper end face of the placing plate (9), clamping plates (16) are fixedly connected with the outer walls of the two second moving blocks (14) through a connecting mechanism, antiskid pads (17) are fixedly installed on the inner walls of the two clamping plates (16), a semicircular toothed plate (18) is fixedly installed on the bottom wall of the placing plate (9), a third motor (20) is fixedly installed on the outer wall of the connecting frame (6) through a supporting mechanism, and a gear (21) engaged with the semicircular toothed plate (18) is fixedly installed on the output shaft of the third motor (20).

2. The articulated die positioning apparatus of claim 1, wherein, The first limiting mechanism comprises a first limiting rod (4) fixedly installed in the moving groove, and the first limiting rod (4) slidably penetrates through the first moving block (5).

3. The articulated die positioning apparatus of claim 2, wherein, The connecting mechanism comprises two connecting blocks (8) fixedly installed on the outer wall of the rotating shaft (7), and the end portions of the two connecting blocks (8) are fixedly connected with the bottom wall of the placing plate (9).

4. The articulated die positioning apparatus of claim 3, wherein, The second limiting mechanism comprises a second limiting rod (13) fixedly installed in the moving frame (10), and the second limiting rod (13) slidably penetrates through the two second moving blocks (14).

5. The articulated die positioning apparatus of claim 4, wherein, The connecting mechanism comprises two connecting blocks (8) fixedly installed on the outer wall of the rotating shaft (7), and the end portions of the two connecting blocks (8) are fixedly connected with the bottom wall of the placing plate (9).

6. The articulated die positioning apparatus of claim 5, wherein, The supporting mechanism comprises a supporting plate (19) fixedly installed on the outer wall of the connecting frame (6), and the third motor (20) is fixedly installed on the outer wall of the supporting plate (19). The supporting mechanism comprises a supporting plate (19) fixedly installed on the outer wall of the connecting frame (6), and the third motor (20) is fixedly installed on the outer wall of the supporting plate (19).

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