CN213034454U

CN213034454U - Clamping device for mold

Info

Publication number: CN213034454U
Application number: CN202021507120.8U
Authority: CN
Inventors: 薛麟龙
Original assignee: Dongguan Yujia Precision Mold Co ltd
Current assignee: Dongguan Yujia Precision Mold Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-23
Anticipated expiration: 2030-07-27

Abstract

The utility model provides a clamping device for mould relates to the mould and presss from both sides tight technical field. This clamping device for mould, comprising a base plate, the top of bottom plate is provided with the anchor clamps platform, and the anchor clamps platform passes through four montant fixed connection with the bottom plate, is provided with the pivot between bottom plate and the anchor clamps platform, and the both ends of pivot are rotated respectively and are pegged graft in the one side that bottom plate and anchor clamps platform are close to each other, and the fixed cover of surface of pivot has connect the worm wheel, and the right side meshing of worm wheel has the worm, and both ends all rotate around the worm and have cup jointed the fixed block, and the bottom surface of two fixed blocks all is connected. This clamping device for mould through setting up gear, pinion rack, driving plate, fly leaf, splint and clamping spring, has reached and can press from both sides tight fixed effect to four sides of mould simultaneously, has solved the in-process of fixing the mould, need use respectively to press from both sides tight structure to four sides of mould and press from both sides tightly to a large amount of time's problem has been wasted at the tight in-process of clamp.

Description

Clamping device for mold

Technical Field

The utility model relates to a mould presss from both sides tight technical field specifically is a clamping device for mould.

Background

Dies, various moulds and tools for obtaining the desired products by injection, blow, extrusion and die-casting or forging, smelting and stamping, etc. in industrial production, in short, a die is a tool for making shaped articles, which tool is composed of various parts, and different dies are composed of different parts.

The clamping process in the mould reproduction process is necessary, so that the mould can not be subjected to deviation due to the action of external force in the processing process, the four side surfaces of the mould need to be respectively clamped by the clamping structure in the fixing process of the mould by the conventional clamping device, and a large amount of time is wasted in the clamping process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a clamping device for mould has solved the in-process fixed to the mould, need use respectively to press from both sides tight structure to press from both sides four sides of mould tightly to press from both sides the problem of a large amount of time has been wasted at the tight in-process of clamp.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a clamping device for mould, comprising a base plate, the top of bottom plate is provided with the anchor clamps platform, the anchor clamps platform passes through four montant fixed connection with the bottom plate, be provided with the pivot between bottom plate and the anchor clamps platform, the both ends of pivot rotate respectively and peg graft in the one side that bottom plate and anchor clamps platform are close to each other, the outer fixed surface cover of pivot has cup jointed the worm wheel, the right side meshing of worm wheel has the worm, the fixed block has all been cup jointed in both ends around the worm, the bottom surface of two fixed blocks all is connected with the last fixed surface of bottom plate, the upper surface of bottom plate is located two fixed block the place ahead fixedly connected with motor, the output of motor and the preceding terminal surface fixed connection of worm, the one end fixed cover that the pivot is located the worm wheel top has cup jointed two gears.

Four mounting grooves have been seted up to the upper surface of anchor clamps platform, the inside of four mounting grooves is all slided and is pegged graft there is the driving plate, the bottom surface of four driving plates respectively with the last fixed surface of four pinion racks, one side of four pinion racks all slides and runs through there are two bracing pieces, the both ends of eight bracing pieces all are connected with the last fixed surface of anchor clamps platform, the top of anchor clamps platform is provided with four fly leafs, the bottom surface of four fly leafs respectively with the last fixed surface of four driving plates be connected, be provided with four splint between four fly leafs, four splint pass through two clamping spring fixed connection with four fly leafs respectively, eight clamping spring's inside all is provided with the locating lever, the one end of eight locating levers respectively with four splint fixed connection, the other end of eight locating.

Preferably, the inside of four mounting grooves all is provided with the gag lever post, the both ends of four gag lever posts respectively with the both sides inner wall fixed connection of four mounting grooves, four driving plates slide respectively and cup joint the surface at four gag lever posts.

Preferably, the equal fixedly connected with mount in the one side that four fly leafs kept away from each other, the lower extreme of four mounts all articulates there is stable wheel, the lower extreme of four stable wheels all with the upper surface rolling contact of anchor clamps platform.

Preferably, four pinion racks all set up with the pivot is perpendicular, and four pinion racks respectively with the axis circumference array evenly distributed of two gears around two gears.

Preferably, the four transmission plates are all L-shaped, and are uniformly distributed around the rotating shaft in an axial circumferential array of the rotating shaft.

Preferably, four movable plates are distributed and arranged in parallel with the four clamping plates, and the four movable plates are respectively and vertically arranged with the eight positioning rods.

(III) advantageous effects

The utility model provides a clamping device for mould. The method has the following beneficial effects:

1. the clamping device for the mold is characterized in that the gear, the toothed plate, the transmission plate, the movable plate, the clamping plate and the clamping spring are arranged, when the mold needs to be clamped, the mold is placed between the four clamping plates, the motor is started to drive the worm to rotate, then the worm wheel drives the rotating shaft to rotate through being meshed with the worm, so that the two gears are driven to rotate, then the four toothed plates are respectively meshed with the two gears, the toothed plate slides on the supporting rod, the movable plate is driven to be close to each other through the transmission plate, so that the clamping plate is driven to clamp four side surfaces of the mold through the clamping spring, when the length and the width of the mold are different, the clamping spring carries out length compensation through different deformation quantities, the effect of simultaneously clamping and fixing the four side surfaces of the mold is achieved, the problem that in the process of fixing the mold, the four side surfaces of the mold need to be, thereby wasting a lot of time in the clamping process.

2. This clamping device for mould, through setting up the gag lever post, mount and stabilizing wheel, when the driving plate moved under the process of pinion rack, the driving plate slided on the gag lever post, and it removes to drive the mount through the fly leaf simultaneously, then drives stabilizing wheel and rolls on anchor clamps bench, has reached the effect that improves the stability of fly leaf and driving plate, has solved fly leaf and driving plate and has taken place the slope when splint press from both sides tightly the mould to can not carry out the tight problem of stable clamp.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the worm and the worm wheel of the present invention;

FIG. 3 is a schematic view of the connection between the driving plate and the mounting groove of the present invention;

fig. 4 is a schematic view of the connection between the positioning rod and the movable plate of the present invention.

The device comprises a base plate 1, a clamp platform 2, a vertical rod 3, a rotating shaft 4, a worm 5, a worm wheel 6, a fixed block 7, a gear 8, a motor 9, a toothed plate 10, a mounting groove 11, a transmission plate 12, a supporting rod 13, a movable plate 14, a clamping spring 15, a clamping plate 16, a positioning rod 17, a limiting rod 18, a fixed frame 19 and a stabilizing wheel 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a clamping device for a mold, as shown in fig. 1-4, comprising a bottom plate 1, a clamp platform 2 is arranged above the bottom plate 1, the clamp platform 2 is fixedly connected with the bottom plate 1 through four vertical rods 3, a rotating shaft 4 is arranged between the bottom plate 1 and the clamp platform 2, two ends of the rotating shaft 4 are respectively rotatably inserted and connected on the mutually close surfaces of the bottom plate 1 and the clamp platform 2, a worm wheel 6 is fixedly sleeved on the outer surface of the rotating shaft 4, a worm 5 is meshed on the right side of the worm wheel 6, fixed blocks 7 are respectively rotatably sleeved on the front and back ends of the worm 5, the bottom surfaces of the two fixed blocks 7 are respectively fixedly connected with the upper surface of the bottom plate 1, a motor 9 is fixedly connected on the upper surface of the bottom plate 1 in front of the two fixed blocks 7, the output end of the motor 9 is fixedly connected with the front end surface, the below of anchor clamps platform 2 is provided with four pinion racks 10, and four pinion racks 10 mesh with the both sides of two gears 8 respectively, and four pinion racks 10 all set up with pivot 4 is perpendicular, and four pinion racks 10 respectively with the axis circumference array evenly distributed of two gears 8 around two gears 8, and two gears 8 can drive four pinion racks 10 respectively at the in-process of just reversing and be close to each other.

Four mounting grooves 11 are formed in the upper surface of the fixture table 2, transmission plates 12 are inserted into the four mounting grooves 11 in a sliding manner, limiting rods 18 are arranged in the four mounting grooves 11, two ends of each limiting rod 18 are fixedly connected with the inner walls of two sides of each mounting groove 11 respectively, the four transmission plates 12 are respectively sleeved on the outer surfaces of the four limiting rods 18 in a sliding manner, the limiting rods 18 are arranged to prevent the transmission plates 12 from inclining when moving, the bottom surfaces of the four transmission plates 12 are fixedly connected with the upper surfaces of the four toothed plates 10 respectively, the four transmission plates 12 are all in an L shape, the four transmission plates 12 are uniformly distributed around the rotating shaft 4 in an axial line circumferential array manner, two support rods 13 penetrate through one sides of the four toothed plates 10 in a sliding manner, two ends of the eight support rods 13 are fixedly connected with the upper surface of the fixture table 2, four movable plates 14 are arranged above the fixture table 2, the bottom surfaces of the four movable plates 14 are respectively fixedly connected with the upper surfaces of the four transmission plates 12, four clamping plates 16 are arranged between the four movable plates 14, the four clamping plates 16 are respectively fixedly connected with the four movable plates 14 through two clamping springs 15, the elastic coefficient of the clamping springs 15 meets the requirement of clamping a mold in the clamping process, the four movable plates 14 are distributed and arranged in parallel with the four clamping plates 16, the four movable plates 14 are respectively arranged perpendicular to eight positioning rods 17, positioning rods 17 are arranged inside the eight clamping springs 15, the positioning rods 17 are arranged to ensure that the movable plates 14 and the clamping plates 16 are not inclined, one ends of the eight positioning rods 17 are respectively fixedly connected with the four clamping plates 16, the other ends of the eight positioning rods 17 respectively penetrate through the four movable plates 14 in a sliding manner, fixing frames 19 are fixedly connected to the surfaces of the four movable plates 14, and the lower, the lower ends of the four stabilizing wheels 20 are in rolling contact with the upper surface of the jig table 2, and the fixed frame 19 and the stabilizing wheels 20 ensure that the movable plate 14 does not tilt.

Working principle, when needing to clamp, the mold is placed between four clamping plates 16, a starting motor 9 drives a worm 5 to rotate, then a worm wheel 6 drives a rotating shaft 4 to rotate by meshing with the worm 5, so as to drive two gears 8 to rotate, then four toothed plates 10 are respectively meshed with the two gears 8, so that the toothed plates 10 slide on a supporting rod 13, meanwhile, a movable plate 14 is driven by a transmission plate 12 to mutually approach, so as to drive the clamping plates 16 to clamp four sides of the mold through a clamping spring 15, when the length and the width of the mold are inconsistent, the clamping spring 15 carries out length compensation through different deformation quantities, so as to simultaneously clamp and fix the four sides of the mold, meanwhile, when the transmission plate 12 moves under the process of the toothed plate 10, the transmission plate 12 slides on a limiting rod 18, then, the movable plate 14 drives a fixed frame 19 to move, the stabilizing wheels 20 are then driven to roll on the clamp table 2, thereby preventing the movable plate 14 from tilting due to stress when the clamp plate 16 clamps the mold, so that stable clamping cannot be realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A clamping device for a mold, comprising a base plate (1), characterized in that: the fixture comprises a base plate (1), a fixture table (2) is arranged above the base plate (1), the fixture table (2) is fixedly connected with the base plate (1) through four vertical rods (3), a rotating shaft (4) is arranged between the base plate (1) and the fixture table (2), two ends of the rotating shaft (4) are respectively rotatably inserted into one side of the base plate (1) and the fixture table (2) close to each other, a worm wheel (6) is fixedly sleeved on the outer surface of the rotating shaft (4), a worm (5) is meshed on the right side of the worm wheel (6), fixed blocks (7) are rotatably sleeved at the front end and the rear end of the worm (5), the bottom surfaces of the two fixed blocks (7) are fixedly connected with the upper surface of the base plate (1), a motor (9) is fixedly connected in front of the two fixed blocks (7) on the upper surface of the base plate (1), the output end of the motor (9) is fixedly connected with the front end face of the worm (5, four toothed plates (10) are arranged below the clamp table (2), and the four toothed plates (10) are respectively meshed with two sides of the two gears (8);

the upper surface of the clamp table (2) is provided with four mounting grooves (11), transmission plates (12) are inserted into the four mounting grooves (11) in a sliding manner, the bottom surfaces of the four transmission plates (12) are fixedly connected with the upper surfaces of the four toothed plates (10) respectively, two support rods (13) penetrate through one sides of the four toothed plates (10) in a sliding manner, two ends of each support rod (13) are fixedly connected with the upper surface of the clamp table (2), four movable plates (14) are arranged above the clamp table (2), the bottom surfaces of the four movable plates (14) are fixedly connected with the upper surfaces of the four transmission plates (12) respectively, four clamping plates (16) are arranged between the four movable plates (14), the four clamping plates (16) are fixedly connected with the four movable plates (14) through two clamping springs (15) respectively, positioning rods (17) are arranged inside the eight clamping springs (15), one end of each of the eight positioning rods (17) is fixedly connected with the four clamping plates (16), and the other end of each of the eight positioning rods (17) slidably penetrates through the four movable plates (14).

2. The clamping device for a mold as set forth in claim 1, wherein: limiting rods (18) are arranged inside the four mounting grooves (11), two ends of each limiting rod (18) are fixedly connected with the inner walls of the two sides of the four mounting grooves (11), and the four transmission plates (12) are sleeved on the outer surfaces of the four limiting rods (18) in a sliding mode.

3. The clamping device for a mold as set forth in claim 1, wherein: the surfaces, far away from each other, of the four movable plates (14) are fixedly connected with fixing frames (19), the lower ends of the four fixing frames (19) are hinged with stabilizing wheels (20), and the lower ends of the four stabilizing wheels (20) are in rolling contact with the upper surface of the clamp table (2).

4. The clamping device for a mold as set forth in claim 1, wherein: four pinion racks (10) all set up with pivot (4) are perpendicular, and four pinion racks (10) are respectively with the axis circumference array evenly distributed around two gears (8) of two gears (8).

5. The clamping device for a mold as set forth in claim 1, wherein: the four transmission plates (12) are all L-shaped, and the four transmission plates (12) are uniformly distributed around the rotating shaft (4) in an axial line circumferential array of the rotating shaft (4).

6. The clamping device for a mold as set forth in claim 1, wherein: the four movable plates (14) are distributed in parallel with the four clamping plates (16), and the four movable plates (14) are respectively and vertically arranged with the eight positioning rods (17).