CN221022056U

CN221022056U - Middle die moving mechanism and rubber forming machine

Info

Publication number: CN221022056U
Application number: CN202322455124.6U
Authority: CN
Inventors: 王诗海; 苏永豪; 刘成兵; 李小海
Original assignee: Guangdong Yizhimi Precision Rubber And Plastic Equipment Technology Co ltd
Current assignee: Guangdong Yizhimi Precision Rubber And Plastic Equipment Technology Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-05-28
Anticipated expiration: 2033-09-08

Abstract

The utility model discloses a middle die moving mechanism and a rubber forming machine, wherein the middle die moving mechanism comprises a die moving frame and a die moving device; the mould moving frame comprises a first frame body and a second frame body which are separated, the first frame body and the second frame body are horizontally arranged, and the first frame body is used for installing a middle mould assembly capable of moving back and forth along the vertical direction; the die shifting device is arranged on the second frame body and comprises a driving assembly and a pulling plate, the driving assembly is arranged on the second frame body and drives the pulling plate to horizontally move, one end of the pulling plate can be connected to the middle die assembly, and therefore the middle die moving mechanism is switched between a discharging state and a feeding state. The technical scheme of the utility model ensures that the middle die moving mechanism keeps stability for the frame body when the middle die moves, and improves the effect of die assembly or product discharging.

Description

Middle die moving mechanism and rubber forming machine

Technical Field

The utility model relates to the technical field of automatic rubber production equipment, in particular to a middle die moving mechanism and a rubber forming machine.

Background

In the rubber production process, molding and vulcanization are first performed. Firstly, placing an empty mould into a rubber machine for molding and vulcanizing, and then opening the mould of the rubber machine to take the rubber product by a mechanical arm or manually. The rubber forming machine can realize the procedures of automatic mold closing and glue injection, mold opening and product ejection.

The existing rubber molding machine is provided with a mold moving device which can be used for moving a mold between a mold closing molding injection station and a product discharging station. The mould moving device comprises a frame body and a driving oil cylinder, wherein the frame body is connected with two stations and is provided with a guide rail, and a middle mould of the mould can be positioned on the guide rail for movement and is driven to be positioned between the two stations for movement by the driving oil cylinder. The crossbeam that connects two stations among the current support body is integral type structure, because the well mould is heavier, can lead to the other end perk of support body when well mould is located and removes between two stations, leads to the offset of well mould, can not only influence the unable alignment when being located compound die shaping injection station compound die motion owing to the perk of support body, lead to compound die removal clamping stagnation, can also influence the product ejection of compact and can not align with ejecting device, influence compound die or the effect of product ejection of compact.

Disclosure of utility model

The utility model mainly aims to provide a middle die moving mechanism, which aims to realize that the middle die moving mechanism keeps stability for a frame body during middle die movement and improves the effect of die assembly or product discharging.

In order to achieve the above object, the present utility model provides a middle mold moving mechanism, comprising:

The mould moving frame comprises a first frame body and a second frame body which are separated, wherein the first frame body and the second frame body are horizontally arranged, and the first frame body is used for installing a middle mould assembly capable of moving back and forth along the vertical direction; and

The die moving device is arranged on the second frame body and comprises a driving assembly and a pulling plate, the driving assembly is arranged on the second frame body and drives the pulling plate to horizontally move, and one end of the pulling plate can be connected to the middle die assembly;

The middle die moving mechanism is provided with a discharging state and a feeding state, when the middle die moving mechanism is in the feeding state, the middle die assembly is positioned on the first frame body, and the middle die assembly is separated from the pull plate when moving vertically upwards; when the middle die moving mechanism is in a discharging state, the middle die assembly vertically moves downwards to be connected with the pulling plate, the driving assembly drives the pulling plate to horizontally move, and the pulling plate drives the middle die assembly to move to the second frame body.

Optionally, the middle die assembly includes a middle die and a supporting frame, the supporting frame supports the middle die and drives the middle die to move, and one end of the supporting frame can be connected to the pull plate.

Optionally, one end of the support frame is provided with a T-shaped groove screw, the pull plate is provided with an engagement groove, the middle die assembly moves to be located on the same horizontal plane with the pull plate along the vertical direction, and the T-shaped groove screw is clamped with the engagement groove, so that the pull plate is buckled with the middle die assembly.

Optionally, the number of the engagement groove is a plurality of, and a plurality of the engagement groove is along perpendicular to the extending direction interval setting of second support body, and a plurality of the engagement groove is used for with a plurality of T type groove screw one-to-one lock that the support frame set up.

Optionally, the first support body includes two first crossbeams that level set up, the second support body includes two second crossbeams that level set up, one the one end of first crossbeam with one the one end alignment setting of second crossbeam, the both sides of arm-tie respectively with two first crossbeam or two second crossbeam sliding connection.

Optionally, the first frame body further includes two first guide rails, two first guide rails are respectively disposed on two opposite side surfaces of the first beam, the second frame body further includes two second guide rails, two first guide rails are respectively disposed on two opposite side surfaces of the first beam, one first guide rail is aligned with one second guide rail, and two sides of the pulling plate slide along two second guide rails.

Optionally, the drive assembly includes driving piece, two chains and transmission shaft, the driving piece connect in one of them the second crossbeam is kept away from one side of first support body, the driving piece drive connect in the transmission shaft, the both ends of transmission shaft respectively the transmission connect in one the one end of chain, the other end of chain connect respectively in one side of arm-tie, the driving piece drive the transmission shaft rotates, in order to drive two the chain with the arm-tie removes.

Optionally, the second frame body further includes a limiting piece, where the limiting piece is disposed on a side of the second beam away from the first frame body and is located on a surface of an opposite side of the two second beams;

And/or, the mould moving device further comprises a position detection sensor, the position detection sensor is arranged on one side of the second cross beam, which is close to the first frame body, and is arranged towards the direction of the mould moving channel, and the position detection sensor is used for detecting the relative position of the pull plate and the middle mould assembly in the vertical direction.

The utility model also provides a rubber forming machine, which comprises the middle die moving mechanism and the die assembly forming device, wherein the die assembly forming device comprises an upper die, a middle die assembly, a lower die and a die assembly driving assembly, the middle die assembly comprises a middle die, the middle die assembly is positioned between the upper die and the lower die, and the die assembly driving assembly drives the lower die to move so as to drive the middle die to reciprocate along the vertical direction.

Optionally, the compound die drive assembly includes hydro-cylinder and lead screw, the lead screw extends along vertical direction and sets up, the hydro-cylinder drive connect in the one end of lead screw, the other end of lead screw connect in the lower mould deviates from the surface of one side of well mould, the lead screw rotates in order to drive the lower mould is along vertical direction removal, and drives well mould supports and holds or break away from first support body.

According to the technical scheme, the mould moving frame is divided into the first frame body and the second frame body, the first frame body and the second frame body are arranged in a split mode, the first frame body and the second frame body are horizontally arranged, the first frame body is used for mounting the middle mould assembly capable of moving in a reciprocating mode along the vertical direction, and the middle mould assembly can be propped against or separated from the first frame body along the vertical direction. The middle die moving mechanism further comprises a die moving device, the die moving device is arranged on the second frame body and comprises a driving assembly and a pulling plate, and the driving assembly drives the pulling plate to horizontally move. When the middle die assembly is propped against the first frame body along the vertical direction, the pull plate is connected with the middle die assembly, the opening driving assembly can drive the pull plate to move and drive the middle die assembly to move to a discharging state of the second frame body, and product discharging of the middle die is realized; when the driving assembly is started to drive the pulling plate to move in the reverse direction and drive the middle die assembly to move to the feeding state of the first frame body, the alignment of the middle die and the lower die is realized, and the lower die can be realized to drive the middle die to move for a die clamping process. The mould moving frame is divided into two frame bodies which are arranged in a split mode, the driving assembly drives the pulling plate to move, the pulling plate is connected with the middle mould assembly, the middle mould assembly is driven to move between the first frame body, namely the mould closing station and the second frame body, namely the discharging station, the middle mould assembly is moved between the two independent frame bodies, the two independent frame bodies can avoid the phenomenon that the one end of the integral frame body is heavier and the other end of the integral frame body is tilted, and the phenomenon that the integral frame body cannot be aligned when the mould closing injection station performs mould closing movement, so that the stability of the middle mould moving mechanism for the middle mould moving is ensured, and the mould closing or product discharging effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a die moving mechanism in a loading state;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial enlarged view at B in FIG. 1;

FIG. 4 is a schematic view of a moving mechanism of the mold in a discharging state;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

Fig. 6 is a top view of the die moving mechanism in the discharging state of the utility model.

Reference numerals illustrate:

Reference numerals	Name of the name	Reference numerals	Name of the name
				1	Middle die moving mechanism	10	Mould moving frame
11	First frame body	111	First cross beam
				113	First guide rail	13	Second frame body
131	Second cross beam	133	Second guide rail
				135	Limiting piece	30	Mould moving device
31	Driving assembly	311	Driving piece
				313	Chain	315	Transmission shaft
33	Pulling plate	331	Engagement groove
				37	Position detection sensor	200	Mold closing and forming device
201	Middle die assembly	2011	Middle die
				2013	Supporting frame	201a	T-shaped groove screw
202	Lower die	203	Mold closing driving assembly
				2031	Oil cylinder	2033	Screw rod

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a middle die moving mechanism 1.

In the embodiment of the present utility model, as shown in fig. 1 to 6, the middle mold moving mechanism 1 includes a mold moving frame 10 and a mold moving device 30; the moving die frame 10 comprises a first frame body 11 and a second frame body 13 which are separated, wherein the first frame body 11 and the second frame body 13 are horizontally arranged, and the first frame body 11 is used for mounting a middle die assembly 201 capable of moving in a reciprocating manner along the vertical direction; the die shifting device 30 is mounted on the second frame body 13, the die shifting device 30 comprises a driving component 31 and a pulling plate 33, the driving component 31 is mounted on the second frame body 13, the driving component 31 drives the pulling plate 33 to horizontally move, and one end of the pulling plate 33 can be connected to the middle die component 201; the middle die moving mechanism is provided with a discharging state and a feeding state, when the middle die moving mechanism is in the feeding state, the middle die assembly 201 is positioned on the first frame 11, and when the middle die assembly 201 moves vertically upwards, the middle die assembly is separated from the pull plate 33; when the middle die moving mechanism is in a discharging state, the middle die assembly 201 vertically moves downwards to be connected with the pull plate 33, the driving assembly 31 drives the pull plate 33 to horizontally move, and the pull plate 33 drives the middle die assembly 201 to move to the second frame 13.

The middle die moving mechanism 1 comprises a die moving frame 10 and a die moving device 30, and comprises a first frame body 11 and a second frame body 13 which are separated, wherein the first frame body 11 and the second frame body 13 are arranged separately, and compared with the integral design of the die moving frame 10, the middle die moving mechanism can avoid the phenomenon that one end of the die moving frame 10 is lifted due to overlarge weight of the middle die assembly 201 when the middle die assembly 201 is positioned on the die moving frame 10, the die moving frame 10 is divided into two frame bodies, the middle die assembly 201 is positioned between the two frame bodies to move, so that the die moving frame 10 only needs to bear the load of the first frame body 11 or the second frame body 13 on the middle die assembly 201, and the middle die assembly 201 is arranged in the projection of the first frame body 11 or the second frame body 13 in the horizontal direction, so that the middle die assembly 201 cannot be moved out of the frame body, the supporting effect of the first frame body 11 and the second frame body 13 on the middle die assembly 201 is maintained, and the phenomenon that the position of the middle die assembly 201 is offset is avoided. Further, one end of the first frame 11 is abutted to one end of the second frame 13, and a mold moving channel is formed along the extending direction of the first frame 11 and the second frame 13, and the middle mold assembly 201 can be located in the mold moving channel and move between the first frame 11 and the second frame 13, so that the position of the middle mold assembly 201 in the mold moving frame 10 is changed.

The mold moving device 30 comprises a driving component 31 and a pulling plate 33, the driving component 31 is installed on the second frame body 13, the pulling plate 33 is connected with the middle mold component 201, the driving component 31 drives the pulling plate 33 to move and drives the middle mold component 201 to move, and therefore the effect of changing the position of the middle mold component 201 in the mold moving frame 10 can be achieved. The middle die moving mechanism 1 is provided with a discharging state and a feeding state, the middle die moving mechanism 1 is in the discharging state, the pull plate 33 is connected with the middle die assembly 201, the driving assembly 31 drives the pull plate 33 to move and drives the middle die assembly 201 to move to the second frame body 13, when the middle die moving mechanism 1 is in the feeding state, the driving assembly 31 drives the pull plate 33 to move and drives the middle die assembly 201 to move to the first frame body 11, the middle die assembly 201 is positioned in the first frame body 11, and the middle die assembly 201 is separated from the pull plate 33 when moving vertically upwards. When the middle die moving mechanism 1 is in a discharging state, an ejection mechanism is arranged on one side of the second frame body 13 and used for ejecting the rubber product on the middle die assembly 201, and the middle die moving mechanism 1 is in a feeding state and can be used for a glue injection process in cooperation with a die assembly glue injection mechanism.

Further, the driving component 31 may be a combination of a motor and a transmission member, or a combination of a cylinder, an oil cylinder and a connecting member. The driving medium can be screw rod, transmission shaft, rack and pinion, connecting axle, bearing, gyro wheel, chain etc. can be motor drive gear rotation, drive rack and arm-tie 33 to be connected and the connected mode of removal, perhaps be motor drive connecting axle rotation, utilize screw rod and arm-tie 33 to be connected and drive the connected mode of removal, also can be motor drive connecting transmission shaft, utilize chain and gear connection and the connected mode of driving arm-tie 33 removal, all can realize the effect that drive assembly 31 drive arm-tie 33 removed, and then realize arm-tie 33 and be located the effect of moving in the mould passageway.

Further, the pulling plate 33 is connected with the middle die assembly 201, and the two connection modes can be a detachable connection mode, namely a buckling connection mode, a key connection mode, a bolt connection mode and the like, or a semi-fixed connection mode, namely a threaded connection mode, a mortise-tenon connection mode, a shaft hole plugging fit mode and the like. In this embodiment, since the middle die assembly 201 needs to be located in the first frame 11 and move along the vertical direction to implement the process of die assembly and glue injection, a movable connection manner is required for the middle die assembly 201 relative to the pulling plate 33, so that the middle die assembly 201 and the pulling plate 33 are convenient to connect and separate, and the effects of rapid butt joint and rapid separation are achieved.

According to the technical scheme, the die shifting frame 10 is divided into the first frame body 11 and the second frame body 13, the first frame body 11 and the second frame body 13 are arranged in a split mode, the first frame body 11 and the second frame body 13 are horizontally arranged, the first frame body 11 is used for mounting the middle die assembly 201 capable of moving in a reciprocating mode along the vertical direction, and the middle die assembly 201 can be abutted against or separated from the first frame body 11 along the vertical direction. The middle die moving mechanism 1 further comprises a die moving device 30, the die moving device 30 is mounted on the second frame body 13, the die moving device 30 comprises a driving assembly 31 and a pulling plate 33, and the driving assembly 31 drives the pulling plate 33 to horizontally move. When the middle die assembly 201 abuts against the first frame 11 along the vertical direction, the pull plate 33 is connected with the middle die assembly 201, and the opening driving assembly 31 can drive the pull plate 33 to move and drive the middle die assembly 201 to move to the discharging state of the second frame 13, so that the product of the middle die assembly 201 is discharged; when the opening driving assembly 31 drives the pulling plate 33 to move in the reverse direction and drives the middle die assembly 201 to move to the loading state of the first frame 11, the alignment of the middle die assembly 201 and the lower die 202 is achieved, and the lower die 202 can drive the middle die assembly 201 to move to perform the die assembly process. The die shifting frame 10 is divided into two split frame bodies, the driving assembly 31 drives the pulling plate 33 to move, the pulling plate 33 is connected with the middle die assembly 201, the middle die assembly 201 is driven to move between the first frame body 11, namely the die clamping station and the second frame body 13, namely the discharging station, the middle die assembly 201 is moved between the two independent frame bodies, the two independent frame bodies can avoid the phenomenon that the integral frame bodies are tilted due to one heavier end and the other end, and the phenomenon that the integral frame bodies cannot be aligned when the die clamping and injection stations perform die clamping movement, the stability of the middle die moving mechanism 1 for the frame bodies is guaranteed when the middle die assembly 201 moves, and the die clamping or product discharging effect is improved.

In an embodiment of the utility model, as shown in fig. 1 to 4, the middle module 201 includes a middle module 2011 and a support 2013, the support 2013 supports the middle module 2011 and drives the middle module 201 to move, and one end of the support 2013 may be connected to the pulling plate 33.

The middle die assembly 201 includes a middle die assembly 2011 and a supporting frame 2013, wherein the supporting frame 2013 supports the middle die assembly 2011 and drives the middle die assembly 201 to move, and one end of the supporting frame 2013 can be connected to the pulling plate 33. The connection and matching mode of the support frame 2013 and the pulling plate 33 can be the buckling and matching of two buckles, the buckling and matching of a hanging buckle and a hanging hole, the plugging and buckling and matching of the buckles and the holes, the effects of quick butt joint and quick separation of the support frame 2013 and the pulling plate 3 can be realized, and the switching effect of the movement of the middle die assembly 201 between the first frame 11 and the second frame 13 and the movement of the middle die assembly in the vertical direction of the first frame 11 is realized. In addition, the purpose of the support 2013 is to facilitate mold changing, that is, mold changing in the injection molding process, and to realize movement and mold changing of the lower mold 2011.

In an embodiment of the present utility model, as shown in fig. 1, 2 and 6, one end of the support frame 2013 is provided with a T-shaped slot screw 201a, the pulling plate 33 is provided with an engagement slot 331, and the middle die assembly 201 moves to be located at the same horizontal plane with the pulling plate 33 along the vertical direction, and the T-shaped slot screw 201a is clamped with the engagement slot 331, so that the pulling plate 33 is buckled with the middle die assembly 201.

In the present embodiment, one end of the support frame 2013 is provided with a T-slot screw 201a, and the pull plate 33 is provided with an engagement slot 331, it is understood that another way may be to provide one end of the support frame 2013 with an engagement slot 331, and the pull plate 33 is provided with a T-slot screw 201a. In this embodiment, the engagement groove 331 is formed along the vertical direction of the pulling plate 33, so that the T-shaped groove screw 201a may be inserted into the engagement groove 331 along the vertical direction, and the middle mold assembly 201 needs to be located in the first frame 11 to move along the vertical direction, so as to implement the operation of the process of mold closing and glue injection, and realize the operation of separating the middle mold assembly 201 from the pulling plate 33 and synchronous with the upper mold. And, the structure of the joint groove 331 is formed by combining the limiting blocks which are arranged in the horizontal direction and protrude inwards, the limiting blocks can be used for limiting the T-shaped groove screw 201a and applying force during movement, when the T-shaped groove screw 201a is inserted into the joint groove 331 in a penetrating way, the limiting blocks have a supporting effect on the protruding blocks which are arranged in the transverse direction of the T-shaped groove screw 201a, and the effect that the pulling plate 33 moves to drive the middle die assembly 201 to move can be achieved. And then the cooperation of joint groove 331 and T type groove screw 201a can realize the quick butt joint and the quick separation of arm-tie 33 and well mould subassembly 201 to guaranteed that arm-tie 33 removes the effect that drives well mould subassembly 201 to remove, guaranteed that arm-tie 33 pulls out well mould subassembly 201.

In an embodiment of the present utility model, as shown in fig. 1, 2 and 6, the number of the engaging grooves 331 is plural, the engaging grooves 331 are arranged at intervals along the extending direction perpendicular to the second frame 13, and the engaging grooves 331 are used for being buckled with the T-shaped groove screws 201a of the supporting frame 2013 in a one-to-one correspondence.

The number of the engaging grooves 331 is plural, the engaging grooves 331 are arranged at intervals along the extending direction perpendicular to the second frame 13, and the engaging grooves 331 are used for buckling with the T-shaped groove screws 201a of the supporting frame 2013 in a one-to-one correspondence. The plurality of engagement grooves 331 can be correspondingly engaged with the plurality of T-shaped groove screws 201a on the support frame 2013, and the plurality of engagement grooves 331 are arranged at intervals along the extending direction perpendicular to the second frame 13, namely along the extending direction of the pulling plate 33, so that the plurality of engagement grooves 331 are positioned in the moving direction of the pulling plate, synchronous force application of the pulling plate 33 to different positions of the support frame 2013 can be realized, synchronous movement of the pulling plate 33 driving different positions of the middle die assembly 201 is maintained, and further stability and overall consistency of movement of the middle die assembly 201 are improved.

In an embodiment of the present utility model, as shown in fig. 1, 4 and 6, the first frame 11 includes two first beams 111 disposed horizontally, the second frame 13 includes two second beams 131 disposed horizontally, one end of one first beam 111 is aligned with one end of one second beam 131, and two sides of the pulling plate 33 are slidably connected to the two first beams 111 or the two second beams 131 respectively.

The first frame 11 includes two first crossbeams 111 that the level set up, the second frame 13 includes two second crossbeams 131 that the level set up, the one end of a first crossbeam 111 aligns with the one end of a second crossbeam 131 and sets up, and be formed with the movable mould passageway between two first crossbeams 111 and two second crossbeams 131, the both sides of arm-tie 33 respectively with two first crossbeams 111 or two second crossbeams 131 sliding connection, arm-tie 33 is located and moves on first crossbeam 111 and the second crossbeam 131, the displacement position of arm-tie 33 has been kept, and the linear type of movable mould passageway has been guaranteed, and then stability and the wholeness uniformity that the well mould subassembly 201 moved have been improved.

In an embodiment of the present utility model, as shown in fig. 1, 4 and 6, the first frame 11 further includes two first guide rails 113, the two first guide rails 113 are respectively disposed on two opposite side surfaces of the two first beams 111, the second frame 13 further includes two second guide rails 133, the two first guide rails 113 are respectively disposed on two opposite side surfaces of the two first beams 111, the first guide rails 113 are aligned with the second guide rails 133, and two sides of the pull plate 33 slide along the two second guide rails 133.

The first guide rails 113 and the second guide rails 133 are arranged, the first guide rails 113 are arranged corresponding to the first frame 11, the second guide rails 133 are arranged corresponding to the second frame 13, two first guide rails 113 are respectively arranged on two opposite side surfaces of the two first cross beams 111, one first guide rail 113 is aligned with one second guide rail 133, and two sides of the pull plate 33 slide along the two second guide rails 133. The first guide rail 113 may maintain the moving direction of the middle mold assembly 201, which has a guiding and maintaining effect on the middle mold assembly 201, and the second guide rail 133 may maintain the moving direction of the pulling plate 33 and the middle mold assembly 201, which has a guiding and maintaining effect on both the pulling plate 33 and the middle mold assembly 201.

In an embodiment of the present utility model, as shown in fig. 1 and fig. 4 to fig. 6, the driving assembly 31 includes a driving member 311, two chains 313 and a driving shaft 315, the driving member 311 is connected to one side of one of the second beams 131 away from the first frame 11, the driving member 311 is drivingly connected to the driving shaft 315, two ends of the driving shaft 315 are drivingly connected to one end of one of the chains 313, the other end of the chain 313 is respectively connected to one side of the pulling plate 33, and the driving member 311 drives the driving shaft 315 to rotate so as to drive the two chains 313 and the pulling plate 33 to move.

In this embodiment, one side of the transmission shaft 315 is connected to the output end of the driving member 311, and two ends of the transmission shaft are respectively connected with a chain 313 for driving the movement of the chain 313, preferably, the transmission shaft 315 is sleeved with a gear, the chain 313 is meshed with the gear, the transmission shaft 315 drives the gear to rotate, and then drives the chain 313 to rotate, the other end of the chain 313 is connected to the pulling plate 33, so that the effect of the driving member 311 driving the chain 313 is achieved, and the movement of the pulling plate 33 is achieved. Further, the driving member 311 may be a hydraulic motor, a stepper motor, or the like.

Further, two ends of the transmission shaft 315 are connected with chains 313, and the other ends of the chains 313 are respectively connected to one side of the pulling plate 33, and the driving member 311 drives the transmission shaft 315 to rotate so as to drive the two chains 313 and the pulling plate 33 to move. Both ends of the pulling plate 33 are connected to the same transmission shaft 315, so that synchronous transmission of both sides of the pulling plate 33 is maintained, synchronous movement of the pulling plate 33 integrally located on the second frame 13 is realized, synchronous movement of the pulling plate 33 driving different positions of the middle die assembly 201 is maintained, and further stability and overall consistency of movement of the middle die assembly 201 are improved.

In an embodiment of the present utility model, as shown in fig. 1 and fig. 4 to fig. 6, the second frame 13 further includes a limiting member 135, where the limiting member 135 is disposed on a side of the second beam 131 away from the first frame 11, and on a surface of an opposite side of the two second beams 131;

And/or, the mold shifting device 30 further comprises a position detection sensor 37, wherein the position detection sensor 37 is arranged on one side of the second beam 131 close to the first frame 11 and is arranged towards the direction of the mold shifting channel, and the position detection sensor 37 is used for detecting the relative position of the pull plate 33 and the middle mold assembly 201 in the vertical direction.

The second frame 13 further includes a limiting member 135, where the limiting member 135 is disposed on a side of the second beam 131 away from the first frame 11 and on a surface of an opposite side of the second beam 131, and in this embodiment, the setting of the limiting member 135 limits the moving position of the pulling plate 33 and the middle mold assembly 201, prevents the pulling plate 33 from excessively moving, and keeps the pulling plate 33 moving in the second frame 13. The mold shifting device 30 further includes a position detecting sensor 37, where the position detecting sensor 37 is disposed on a side of the second beam 131 near the first frame 11 and is disposed toward the direction of the mold shifting channel, and in this embodiment, the position detecting sensor 37 is disposed to align the T-slot screw 201a and the engagement slot 331 in the horizontal direction by precisely controlling the positions, so that the pulling plate 33 and the middle mold assembly 201 are aligned in the horizontal direction.

The utility model also provides a rubber forming machine, which comprises a die assembly forming device 200 and a die moving mechanism 1, wherein the die assembly forming device 200 comprises an upper die, a die assembly 201, a lower die 202 and a die assembly driving assembly 203, the die assembly 201 is positioned between the upper die and the lower die 202, and the die assembly driving assembly 203 drives the lower die 202 to move so as to drive the die 2011 to reciprocate along the vertical direction. The specific structure of the middle mold moving mechanism 1 refers to the above embodiment, and because the rubber molding machine adopts all the technical solutions of all the embodiments, the rubber molding machine has at least all the beneficial effects brought by the technical solutions of the embodiments, and will not be described in detail herein.

In an embodiment of the present utility model, as shown in fig. 1 and 4, the mold closing driving assembly 203 includes an oil cylinder 2031 and a screw rod 2033, the screw rod 2033 is extended along a vertical direction, the oil cylinder 2031 is connected to one end of the screw rod 2033 in a driving manner, the other end of the screw rod 2033 is connected to a surface of one side of the lower mold 202, which is away from the middle mold 2011, and the screw rod 2033 rotates to drive the lower mold 202 to move along the vertical direction and drive the middle mold 2011 to prop against or separate from the first frame 11.

The mold closing driving assembly 203 comprises an oil cylinder 2031 and a screw rod 2033, the screw rod 2033 extends in the vertical direction, the oil cylinder 2031 is in driving connection with one end of the screw rod 2033, the other end of the screw rod 2033 is connected with one side surface of the lower mold 202, which is away from the middle mold 2011, the screw rod 2033 rotates to drive the lower mold 202 to move in the vertical direction, and the middle mold 2011 is driven to abut against or separate from the first frame 11. In the embodiment, the driving mode of matching the oil cylinder 2031 and the screw rod 2033 is adopted, and the device has the characteristics of high precision, simple structure, small friction, long service life and the like, and is more stable and reliable. And the shock resistance is excellent, and when the screw rod 2033 is used for transmission, the transmission power is small, the speed is low, so that sudden impact load can be buffered and dispersed, and the damage and the fault occurrence of mechanical elements are avoided.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. A middle mold moving mechanism, comprising:

The movable die frame (10), wherein the movable die frame (10) comprises a first split frame body (11) and a second split frame body (13), the first split frame body (11) and the second split frame body (13) are horizontally arranged, and the first split frame body (11) is used for installing a middle die assembly (201) capable of moving back and forth along the vertical direction; and

A mould moving device (30), wherein the mould moving device (30) is mounted on the second frame body (13), the mould moving device (30) comprises a driving assembly (31) and a pulling plate (33), the driving assembly (31) is mounted on the second frame body (13), the driving assembly (31) drives the pulling plate (33) to horizontally move, and one end of the pulling plate (33) can be connected to the middle mould assembly (201);

The middle die moving mechanism is provided with a discharging state and a feeding state, when the middle die moving mechanism is in the feeding state, the middle die assembly (201) is positioned on the first frame body (11), and the middle die assembly (201) is separated from the pull plate (33) when moving vertically upwards; when the middle die moving mechanism is in a discharging state, the middle die assembly (201) vertically moves downwards to be connected with the pull plate (33), the driving assembly (31) drives the pull plate (33) to horizontally move, and the pull plate (33) drives the middle die assembly (201) to move to the second frame body (13).

2. The middle die moving mechanism according to claim 1, wherein the middle die assembly (201) comprises a middle die (2011) and a support frame (2013), the support frame (2013) supports the middle die (2011) and moves the middle die (2011), and one end of the support frame (2013) is connectable to the pulling plate (33).

3. The middle die moving mechanism according to claim 2, wherein one end of the supporting frame (2013) is provided with a T-shaped slot screw (201 a), the pulling plate (33) is provided with an engagement slot (331), the middle die assembly (201) moves to be positioned at the same horizontal plane with the pulling plate (33) along the vertical direction, and the T-shaped slot screw (201 a) is clamped with the engagement slot (331) so that the pulling plate (33) is buckled with the middle die assembly (201).

4. A middle die moving mechanism according to claim 3, wherein the number of the engaging grooves (331) is plural, the engaging grooves (331) are arranged at intervals along the extending direction perpendicular to the second frame body (13), and the engaging grooves (331) are used for being buckled with the T-shaped groove screws (201 a) of the support frame (2013) in one-to-one correspondence.

5. The middle die moving mechanism according to any one of claims 1 to 4, wherein the first frame (11) includes two horizontally disposed first beams (111), the second frame (13) includes two horizontally disposed second beams (131), one end of one first beam (111) is aligned with one end of one second beam (131), and both sides of the pulling plate (33) are slidably connected to two first beams (111) or two second beams (131), respectively.

6. The middle mold moving mechanism according to claim 5, wherein the first frame body (11) further comprises two first guide rails (113), the two first guide rails (113) are respectively arranged on two opposite side surfaces of the two first cross beams (111), the second frame body (13) further comprises two second guide rails (133), the two second guide rails (133) are respectively arranged on two opposite side surfaces of the two second cross beams (131), one first guide rail (113) is aligned with one second guide rail (133), and two sides of the pull plate (33) slide along the two second guide rails (133).

7. The middle mold moving mechanism according to claim 6, wherein the driving assembly (31) comprises a driving member (311), two chains (313) and a driving shaft (315), the driving member (311) is connected to one side of one of the second cross beams (131) away from the first frame body (11), the driving member (311) is in driving connection with the driving shaft (315), two ends of the driving shaft (315) are respectively in driving connection with one end of one chain (313), the other end of the chain (313) is respectively connected to one side of the pulling plate (33), and the driving member (311) drives the driving shaft (315) to rotate so as to drive the two chains (313) and the pulling plate (33) to move.

8. The middle die moving mechanism according to claim 7, wherein the second frame body (13) further comprises a limiting member (135), and the limiting member (135) is disposed on a side of the second cross beam (131) away from the first frame body (11) and on a surface of an opposite side of the second cross beam (131);

And/or, the mould moving device (30) further comprises a position detection sensor (37), the position detection sensor (37) is arranged on one side of the second cross beam (131) close to the first frame body (11) and is arranged towards the middle mould assembly (201), and the position detection sensor (37) is used for detecting the relative position of the pull plate (33) and the middle mould assembly (201) in the vertical direction.

9. Rubber molding machine, characterized by comprising the middle mold moving mechanism and the mold closing molding device (200) according to any one of claims 1 to 8, wherein the mold closing molding device (200) comprises an upper mold, a middle mold assembly (201), a lower mold (202) and a mold closing driving assembly (203), the middle mold assembly (201) comprises a middle mold (2011), the middle mold assembly (201) is located between the upper mold and the lower mold (202), and the mold closing driving assembly (203) drives the lower mold (202) to move so as to drive the middle mold (2011) to reciprocate along a vertical direction.

10. The rubber molding machine of claim 9, wherein the mold closing driving assembly (203) comprises an oil cylinder (2031) and a screw rod (2033), the screw rod (2033) is arranged in an extending manner along a vertical direction, the oil cylinder (2031) is in driving connection with one end of the screw rod (2033), the other end of the screw rod (2033) is connected with one side surface of the lower mold (202) deviating from the middle mold (2011), and the screw rod (2033) rotates to drive the lower mold (202) to move along the vertical direction and drive the middle mold (2011) to abut against or separate from the first frame (11).