CN212291502U - Four-column type lifting die changing trolley - Google Patents
Four-column type lifting die changing trolley Download PDFInfo
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- CN212291502U CN212291502U CN202021288037.6U CN202021288037U CN212291502U CN 212291502 U CN212291502 U CN 212291502U CN 202021288037 U CN202021288037 U CN 202021288037U CN 212291502 U CN212291502 U CN 212291502U
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Abstract
The utility model relates to a four column type lift retooling platform truck, it includes the frame body, and frame body slidable installs on a slide rail, and the both ends of slide rail extend to board and multilayer mould frame respectively, and the frame body includes: a base; the door frame is formed on the base and provided with four upright posts provided with guide grooves; the oil cylinders are arranged on the base, and one side of each upright post is correspondingly provided with one oil cylinder; the upper end of the transmission assembly is connected with a piston rod of the oil cylinder and can be driven by the piston rod of the oil cylinder to move along the guide groove; the bridge frames comprise two groups, and each group of bridge frames is connected with the upper ends of two different transmission assemblies; the lifting platform is connected with the lower end of the transmission assembly; the electromagnetic push-pull mechanism is fixed on the lifting platform. The trolley of the technical side has low personnel participation degree, small working strength and high safety degree during the die change operation, can effectively save the working time and improve the die change working efficiency.
Description
Technical Field
The utility model relates to a mould equipment makes the field, more specifically says a four column type lift retooling platform trucks.
Background
The mould is various moulds and tools for obtaining required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and other methods, is one of the most central parts in industrial production, different moulds are composed of different parts, and the moulds realize the processing of the appearance of the object mainly through the change of the physical state of the formed material. The element has the name of "industrial mother".
In industrial production, different moulds need to be used, the mould changing operation needs to be carried out frequently, the used mould needs to be placed on the mould frame from the machine table for storage, and the mould to be used is taken down from the mould frame and is transferred to the machine table.
Therefore, how to transport the mould fast and accomplish the retooling becomes a technical problem, the retooling operation mainly adopts the platform truck to transport or adopts the driving, hoisting equipment such as fork truck carries out the retooling to the mould at present, adopt the platform truck to transport the mould, need the manual work to carry the mould to the board, the mould frame, on the platform truck, and the operating personnel who adopts hoisting equipment to carry out the retooling need control hoisting equipment has good operation level, otherwise cause the mould to damage easily, simultaneously, above-mentioned method all needs operating personnel's high participation at the retooling in-process, a large amount of moulds remove the process and waste time and energy, bring a great deal of inconvenience for the staff, increase the intensity of labour of work, inefficiency, the time is long-pending risk that appears the potential safety hazard also great.
SUMMERY OF THE UTILITY MODEL
To above circumstances, for overcoming the defect of above prior art, the utility model aims at providing a storage system is changed to four column type lift retooling platform truck and full-automatic mould thereof that personnel's participation degree is low when the retooling operation, and working strength is little, and the degree of safety is high, can effectual saving operating time simultaneously, improves the efficiency of retooling work.
In order to achieve the above object, the technical solution of the present invention is:
the utility model provides a four column type lift retooling platform truck, it includes the frame body, and frame body slidable installs on a slide rail, and the both ends of slide rail extend to board and multilayer mould frame respectively, and the frame body includes:
a base;
the door frame is formed on the base and provided with four upright posts provided with guide grooves;
the oil cylinders are arranged on the base, and one side of each upright post is correspondingly provided with one oil cylinder;
the upper end of the transmission assembly is connected with a piston rod of the oil cylinder and can be driven by the piston rod of the oil cylinder to move along the guide groove;
the bridge frames comprise two groups, and each group of bridge frames is connected with the upper ends of two different transmission assemblies;
the lifting platform is connected with the lower end of the transmission assembly, and when the transmission assembly moves, the bridge frame and the lifting platform can move synchronously;
the electromagnetic push-pull mechanism is fixed on the lifting platform.
Preferably, the transmission assembly comprises a bracket, a cavity is formed in the middle of the bracket, a first roller is installed in the cavity, a chain is wound on the first roller, and two ends of the chain are fixed on the lifting platform and the upright post respectively.
Preferably, the bracket is further provided with a guide wheel, and the guide wheel is embedded in the guide groove and movably connected with the guide groove.
Preferably, the bridge frame is provided with a second roller, the second roller is wound with a steel wire rope, and two ends of the steel wire rope are respectively connected with the lifting platform and the upright post.
Preferably, the bottom of the lifting platform is provided with a supporting plate, the chain and the steel wire rope are fixed on the supporting plate, and the base below the supporting plate is provided with a plurality of cushion pads.
Preferably, the elevating platform is further provided with a guide rail communicated with the two ends of the elevating platform, and the electromagnetic push-pull mechanism is fixed on the elevating platform at one end of the guide rail.
Preferably, the electromagnetic push-pull mechanism includes a drive motor and push-pull heads equal in number and corresponding to the guide rails driven by the drive motor, and the push-pull heads are slidable along the guide rails.
Preferably, the lifting platform located outside the guide rail is provided with an auxiliary wheel set arranged along the length direction of the guide rail.
Preferably, the upper end surface of the lifting platform is positioned on the same horizontal plane with the lower layer storehouse position of the machine platform and the multi-layer die frame when the lifting platform is positioned at the lowest position.
A full-automatic mold change storage system, comprising the steps of:
step 1: moving the frame body to the machine station;
step 2: moving a pushing head towards the machine table, controlling an old die on the machine table through the pushing head, and recovering the pushing head and the old die controlled by the pushing head towards the direction departing from the machine table until the old die is moved onto the lifting table;
and step 3: moving the frame body to a storage position of the multilayer mold frame for storing the old mold, and lifting the lifting platform to an upper storage position of the multilayer mold frame if the lower storage position is full;
and 4, step 4: moving the push-pull head and the old mold controlled by the push-pull head towards the direction of the multilayer mold frame until the old mold is pushed into the multilayer mold frame, and recovering the push-pull head towards the direction away from the multilayer mold frame;
and 5: moving the frame body to a storage position of the multi-layer die rack for storing a new die, and lowering the lifting platform to a lower storage position of the multi-layer die rack if no new die is in the upper storage position;
step 6: moving a push head towards the direction of the multilayer mold frame, controlling a new mold in the multilayer mold frame through the push head, and recovering the push head and the new mold controlled by the push head towards the direction away from the multilayer mold frame until the new mold is moved to the lifting table;
if the lifting platform is in a lifting state, the step 5 is repeatedly executed;
and 7: moving the frame body to the machine station;
and 8: and moving the push head and the new mold controlled by the push head to the machine table until the new mold is moved to the machine table, and recovering the push head in the direction departing from the machine table to finish mold replacement.
Compared with the prior art, the utility model has the advantages of:
(1) the frame body can slide between the machine table and the multilayer die frame along the slide rail during operation;
the lowest position of the lifting platform, the lower layer warehouse position of the multilayer mold frame and the machine table are positioned on the same horizontal plane, molds positioned on the machine table and the lower layer warehouse position of the multilayer mold frame can be controlled to be grabbed onto the lifting platform of the trolley through the electromagnetic push-pull mechanism, and similarly, the molds on the lifting platform can also be pushed onto the lower layer warehouse position of the multilayer mold frame and the machine table;
the oil cylinder and the transmission assembly are arranged to enable the lifting platform to move up and down in the vertical position, so that the mould in the upper layer storehouse position of the multilayer mould frame can be grabbed through the control of the electromagnetic push-pull mechanism, and similarly, the mould on the lifting platform can also be pushed to the upper layer storehouse position of the multilayer mould frame.
The whole die change process is full-automatic operation, personnel are not needed to directly participate in die transfer, so that the working strength is low, the safety degree is high, meanwhile, the working time can be effectively saved, and the efficiency of die change operation is greatly improved.
(2) The transmission assembly comprises a first roller, a second roller, a chain and a steel wire rope, when power hydraulic oil in the oil cylinder flows back, the lifting platform and the bridge frame descend under the action of self gravity, and the chain and the steel wire rope respectively use the first roller and the second roller as supports, so that the bridge frame and the lifting platform are prevented from descending quickly, and the anti-falling effect is achieved.
(3) The supporting plate and the buffer pad are arranged, so that when the lifting platform descends, a certain buffer effect can be achieved on the lifting platform, and the impact received by descending of the lifting platform is reduced.
(4) The setting of supplementary wheelset makes electromagnetism push-and-pull mechanism control mould when moving on the elevating platform, can become rolling friction with the sliding friction that the mould received, can avoid reducing the mould and appear wearing and tearing, has also reduced the pressure that the push-and-pull head received simultaneously, prolongs the life of mould and whole equipment.
(5) The technical scheme has the advantages of reasonable structural design, convenient use and wide application prospect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the four-column lifting and mold changing trolley of the present invention;
FIG. 3 is a schematic structural view of the four-column lifting retooling trolley of the present invention in the overlooking direction;
FIG. 4 is an enlarged schematic view of part A of the present invention;
fig. 5 is a schematic structural view of the front view direction of the four-column lifting die-changing trolley of the utility model.
As shown in the figure:
1, a frame body; 2, a slide rail; 3, a machine table; 4, a plurality of layers of mould frames; 101 a base; 102a gantry; 102a upright post; 102b a guide groove; 103 oil cylinders; 103a piston rod; 104 a bridge frame; 105 an elevating platform; 105a guide rail; 105b auxiliary wheel set; 106 electromagnetic push-pull mechanisms; 106a driving motor; 106b push the slider; 107 brackets; 107a cavity; 108 a first wheel; 109 a chain; 110 guide wheels; 111 a second roller; 112 a steel wire rope; 113 a supporting plate; 114 of the cushion.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and the terms are only used for simplifying the description, but do not indicate or imply that the directions are the specific directions and the specific directions structures and operations that the products must have, and therefore, the present invention should not be construed as being limited.
Example 1:
as shown in fig. 1 and 2, a four-column type lifting die-changing trolley comprises a trolley frame body 1, wherein the trolley frame body 1 is slidably mounted on a sliding rail 2, two ends of the sliding rail 2 respectively extend to a machine table 3 and a multilayer die frame 4, and the trolley frame body 1 comprises: the gantry crane comprises a base 101, a gantry 102, oil cylinders 103, transmission assemblies, a bridge 104, an elevating platform 105 and an electromagnetic push-pull mechanism 106, wherein the gantry 102 is formed on the base 101, the gantry 102 is provided with four upright posts 102a provided with guide grooves 102b, the oil cylinders 103 are installed on the base 101, one side of each upright post 102a is correspondingly provided with one oil cylinder 103, the transmission assemblies are connected with piston rods 103a of the oil cylinders 103, the bridge 104 comprises two groups, each group of bridge 104 is connected with the upper ends of two different transmission assemblies, the elevating platform 105 is connected with the lower ends of the transmission assemblies, and the electromagnetic push-pull mechanism 106 is fixed on the elevating platform 105.
When the unpowered hydraulic oil is injected into the oil cylinder 103, the piston rod 103a of the oil cylinder 103 is in a fully retracted state, in this state, the transmission assembly connected with the piston rod 103a reaches the lowest position, and the bridge 104 and the lifting platform 105 connected with the transmission assembly are also at the lowest position of the movable stroke.
When the power hydraulic oil is injected into the oil cylinder 103 or flows back from the oil cylinder 103, the piston rod 103a reciprocates and drives the transmission assembly connected with the piston rod to move up and down along the guide groove 102b, meanwhile, the transmission assembly provides power for the up-and-down movement of the bridge frame 104 and the lifting platform 105, and the bridge frame 104 and the lifting platform 105 move synchronously with the transmission assembly.
The electromagnetic push-pull mechanism 106 is used for controlling the mold to move among the machine table 3, the lifting table 105 and the multi-layer mold frame 4.
As shown in fig. 4, further, the transmission assembly includes a bracket 107, a cavity 107a is formed in the middle of the bracket 107, a first roller 108 is disposed in the cavity 107a, the first roller 108 is rotatably connected to the bracket 107 through a rotating shaft, so that the first roller 108 can rotate in the cavity 107a, a chain 109 is wound on the first roller 108, two ends of the chain 109 are respectively fixed to the lifting platform 105 and the upright post 102a, the chain 109 is driven to transmit when the first roller 108 rotates, and the lifting platform 105 is driven to move up and down by the transmission of the chain 109.
As shown in fig. 4, the bracket 107 is further provided with a guide wheel 110, the guide wheel 110 is inserted into the guide groove 102b, and when the piston rod 103a reciprocates, the guide wheel 110 correspondingly rolls up and down along the guide groove 102b to synchronously move up and down.
As shown in fig. 4, a second roller 111 is further arranged on the bridge frame 104, a steel wire rope 112 is wound on the second roller 111, two ends of the steel wire rope 112 are respectively connected with the lifting platform 105 and the upright post 102a, the lifting of the bridge frame 104 respectively drives the second roller 111 and the steel wire rope 112 to lift, and the lifting platform 105 connected with the steel wire rope 112 can be driven to lift when the steel wire rope 112 is lifted, so as to further provide tension for the lifting of the lifting platform 105.
As shown in fig. 3, a guide rail 105a communicating both ends of the elevating platform 105 is further installed, and an electromagnetic push-pull mechanism 106 is fixed to the elevating platform 105 at one end of the guide rail 105 a.
As shown in fig. 3, the electromagnetic push-pull mechanism 106 further includes a driving motor 106a and push-pull heads 106b corresponding to the same number as the guide rail 105a and driven by the driving motor 106a, and the push-pull heads 106b are slidable along the guide rail 105 a.
The electromagnetic push-pull mechanism 106 is driven by a driving motor 106a to move a push-pull head 106b along the guide rail 105a, the push-pull head 106b is used for grabbing a control mold, and after the control mold, the push-pull head 106b moves along the guide rail 105a to drive the mold to move to the lifting platform 105 or push the mold out of the lifting platform 105, so that the purpose of mold replacement is achieved.
Further, when the lifting platform 105 is located at the lowest position, the upper end surface thereof is located at the same horizontal plane as the lower storage position of the machine platform 3 and the multi-layer mold frame 4.
The operation mode of each part during operation is as follows:
when the unpowered hydraulic oil is injected into the oil cylinder 103, the lifting table 105 is located at the lowest position, the upper end surface of the lifting table 105 and the lower layer warehouse positions of the machine table 3 and the multilayer mold frame 4 are located on the same horizontal plane, at this time, the frame body 1 is directly moved to the machine table 3 or the multilayer mold frame 4 along the guide rail 2, and the pushing head 106b is operated to move the pushing head along the guide rail 105a, so that the molds located on the lower layer warehouse positions of the machine table 3 and the multilayer mold frame 4 can be directly grabbed and controlled to be placed on the lifting table 105, and the molds on the lifting table 105 can be directly pushed to the lower layer warehouse positions of the machine table 3 and the multilayer mold frame 4 again in the same way.
If the mold in the upper warehouse of the multi-layer mold frame 4 is to be grasped and controlled, or the mold on the lifting platform 105 is pushed to the upper warehouse of the multi-layer mold frame 4, the following operations are required:
injecting power hydraulic oil into the oil cylinder 103, driving the bracket 107, the bridge 104 connected with the upper end of the bracket 107, the first roller 108 and the guide wheel 110 in the cavity 107a of the bracket 107 to move upwards by the piston rod 103a, the guide wheel 110 rolls upwards along the guide groove 102b when moving upwards, the first roller 108 drives the chain 109 to transmit, two ends of the chain 109 are respectively fixed on the upright post 102a and the lifting platform 105, and the position of the upright post 102a is fixed to the base 101 all the time, so the connecting end of the chain 109 and the upright post 102a is always kept at a predetermined position to maintain the transmission of the chain 109, the connecting end of the chain 109 and the lifting platform 105 moves upwards to drive the lifting platform 105 to lift, and meanwhile, when the bridge 104 lifts, the steel wire rope 112 has an effect similar to the chain 109, the steel wire rope 112 is supported by the second roller 111, and the connecting end of the steel wire rope 112 and the upright post 102, and the connecting end of the lifting platform 105 is driven upwards, and the lifting platform 105 is further pulled to move upwards until the upper end surface of the lifting platform 105 is aligned with the upper layer storage position of the multilayer mold frame 4.
And stopping injecting the power hydraulic oil into the oil cylinder 103, stopping reciprocating the piston rod 103a, stopping lifting the bridge frame 104 and the lifting platform 105, and operating the push-pull head 106b to move the push-pull head along the guide rail 105a, so that the mold on the upper-layer warehouse position of the multilayer mold frame 4 can be grabbed and controlled to the lifting platform 105, and the mold on the lifting platform 105 can be pushed to the upper-layer warehouse position of the multilayer mold frame 4 again in the same way.
If the mold on the lifting platform 105 that has been lifted is to be pushed to the machine platform, the following operations are required:
in addition, the power hydraulic oil in the oil cylinder 103 flows back, the piston rod 103a retracts and drives the lifting platform 105 to descend, and the pushing head 106b is operated to move along the guide rail 105a, so that the mold on the lifting platform 105 is pushed onto the machine platform 3.
Particularly, in the descending process of the lifting platform, the chain 109 and the steel wire rope 112 have the function of safety and falling prevention, specifically, the piston rod 103a retracts, the bridge frame 104 and the lifting platform 105 descend under the action of self gravity, meanwhile, the connecting ends of the chain 109, the steel wire rope 112 and the lifting platform 105 are respectively driven downwards around the first roller 108 and the second roller 111, and are supported by the first roller 108 and the second roller 111 during driving, so that the bridge frame 104 and the lifting platform 105 are prevented from falling down rapidly under the action of self gravity, and the effect of protecting the lifting platform 105 and the machine platform 3 is achieved.
Example 2:
as shown in fig. 5, in this embodiment, on the basis of embodiment 1, one of the optimized designs is made, a supporting plate 113 is disposed at the bottom of the lifting platform 105, the chain 109 and the wire rope 112 are both fixed on the supporting plate 113, and a plurality of cushion pads 114 are disposed on the base 101 below the supporting plate 113.
In this embodiment, when the lifting platform 105 descends, the supporting plate 113 first contacts with the cushion pad 114 on the base, rather than directly contacting with the table top of the base 101, so that the supporting plate 113 and the cushion pad 114 can play a certain role in buffering the lifting platform 105, thereby reducing the impact received by the descending platform 105 and prolonging the service life of the lifting platform 105.
Example 3:
as shown in fig. 3, in this embodiment, on the basis of embodiment 1, one of the optimized designs is made, and an auxiliary wheel set 105b arranged along the length direction of the guide rail 105a is provided on the lifting platform 105 located outside the guide rail 105 a.
In this embodiment, when the push-pull head 106b controls the mold to move, the auxiliary wheel set 105b can change the sliding friction of the mold into rolling friction, so as to avoid the abrasion of the mold during the mold transfer, and simultaneously, reduce the pressure applied to the push-pull head 106b, and prolong the service life of the whole apparatus.
A full-automatic mold change storage system, comprising the steps of:
step 1: moving the frame body 1 to the machine table 3 along the slide rail 2 until the upper end surface of the lifting table 105 is aligned with the machine table 3;
step 2: moving a push-pull head 106b of the electromagnetic push-pull mechanism 106 to the machine table 3 along a guide rail 105a, controlling an old mold on the machine table 3 through the push-pull head 106b, changing the moving direction of the push-pull head 106b, and recovering the push-pull head 106b and the old mold controlled by the push-pull head 106b along the guide rail 105a in a direction away from the machine table 3 until the old mold is moved to the lifting table 105;
and step 3: the frame body 1 is moved to a position, used for storing an old mold, of a multilayer mold frame 4 along a slide rail 2 until the upper end face of a lifting table 105 is aligned with a lower-layer position, used for storing the old mold, of the multilayer mold frame 4, if the lower-layer position, used for storing the old mold, of the multilayer mold frame 4 is full, power hydraulic oil is injected into an oil cylinder 103, a piston rod 103a of the oil cylinder 103 extends out, the piston rod 103a drives a transmission assembly to lift, and then the transmission assembly drives the lifting table 105 to lift to the upper-layer position of the multilayer mold frame 4 until the upper end face of the lifting table 105 is aligned with the upper-layer position, used for storing the old mold, of the multilayer mold frame 4;
and 4, step 4: moving the push-pull head 106b of the electromagnetic push-pull mechanism 106 and the old mold controlled by the same in the direction of the multilayer mold holder 4 along the guide rail 105a until the old mold is pushed into the multilayer mold holder 4, changing the moving direction of the push-pull head 106b again, and recovering the push-pull head 106b in the direction away from the multilayer mold holder 4 along the guide rail 105 a;
and 5: the frame body 1 is moved to a position of a multi-layer die rack 4 for storing a new die along the slide rail 2 until the upper end face of the lifting table 105 is aligned with an upper-layer position of the multi-layer die rack 4 for storing the new die, if no new die is arranged at the upper-layer position of the multi-layer die rack 4 for storing the new die, the power hydraulic oil in the oil cylinder 103 flows back, the piston rod 103a of the oil cylinder 103 retracts, the piston rod 103a drives the transmission assembly to descend, and the transmission assembly drives the lifting table 105 to descend to the lower-layer position of the multi-layer die rack 4 until the upper end face of the lifting table 105 is aligned with a lower-layer position of the multi-layer die rack 4 for storing the new die;
step 6: moving a push-pull head 106b of the electromagnetic push-pull mechanism 106 along a guide rail 105a towards the multilayer mold holder 4, controlling a new mold in the multilayer mold holder 4 through the push-pull head 106b, changing the moving direction of the push-pull head 106b again, and recovering the push-pull head 106b and the new mold controlled by the same along the guide rail 105a towards the direction away from the multilayer mold holder 4 until the new mold is moved onto the lifting table 105;
if the lifting platform 105 is in a lifting state, executing step 7;
and 7: the power hydraulic oil in the oil cylinder 103 is enabled to flow back, the piston rod 103a of the oil cylinder 103 retracts, the piston rod 103a drives the transmission assembly to descend, and the transmission assembly drives the lifting platform 105 to descend to the lowest position;
and 8: moving the frame body 1 to the machine table 3 along the slide rail 2 again until the upper end surface of the lifting table 105 is aligned with the machine table 3;
and step 9: the push head 106b of the electromagnetic push-pull mechanism 106 and the new mold controlled by the same are moved to the machine table 3 along the guide rail 105a until the new mold is moved to the machine table 3, the moving direction of the push head 106b is changed again, the push head 106b is recovered along the guide rail 105a in the direction back away from the machine table 3, and the whole mold changing process is completed.
Can be at quick completion retooling through repeating above step, the completion mould that simultaneously can be quick transports the operation between board 3 and multilayer mould frame 4 to reduce artifical degree of participating in when retooling operation greatly, reduce operating personnel's intensity of labour, guarantee operating personnel operation safety, simultaneously, reduce the space and occupy, save the operating time of retooling, improve equipment efficiency.
The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.
Claims (9)
1. The utility model provides a four-column type lift retooling platform truck, it includes frame body (1), its characterized in that, frame body (1) slidable installs on a slide rail (2), the both ends of slide rail (2) extend to board (3) and multilayer mould frame (4) respectively, frame body (1) includes:
a base (101);
the gantry (102) is formed on the base (101) and is provided with four upright posts (102a) provided with guide grooves (102 b);
the oil cylinders (103) are arranged on the base (101), and one side of each upright post (102a) is correspondingly provided with one oil cylinder (103);
the upper end of the transmission assembly is connected with a piston rod of the oil cylinder and can be driven by a piston rod (103a) of the oil cylinder (103) to move along the guide groove (102 b);
the bridge (104) comprises two groups, and each group of the bridge (104) is connected with the upper ends of two different transmission assemblies;
the lifting platform (105) is connected with the lower end of the transmission assembly, and when the transmission assembly moves, the bridge (104) and the lifting platform (105) can move synchronously;
and an electromagnetic push-pull mechanism (106) fixed to the lifting table (105).
2. The four-column lifting and die changing trolley according to claim 1, wherein the transmission assembly comprises a bracket (107), a cavity (107a) is formed in the middle of the bracket (107), a first roller (108) is installed in the cavity, a chain (109) is wound on the first roller (108), and two ends of the chain (109) are respectively fixed on the lifting platform (105) and the upright column (102 a).
3. The four-column lifting die-changing trolley according to claim 2, characterized in that the bracket (107) is further provided with a guide wheel (110), and the guide wheel (110) is embedded in the guide groove (102b) and movably connected with the guide groove.
4. The four-column lifting and die changing trolley according to claim 3, wherein a second roller (111) is arranged on the bridge (104), a steel wire rope (112) is wound on the second roller (111), and two ends of the steel wire rope (112) are respectively connected with the lifting platform (105) and the upright post (102 a).
5. The four-column lifting and die-changing trolley according to claim 4, wherein a supporting plate (113) is arranged at the bottom of the lifting platform (105), the chain (109) and the steel wire rope (112) are fixed on the supporting plate (113), and a plurality of cushion pads (114) are arranged on the base (101) below the supporting plate (113).
6. The four-column lifting and lowering die-changing trolley according to claim 1, characterized in that the lifting platform (105) is further provided with a guide rail (105a) communicating with two ends thereof, and the electromagnetic push-pull mechanism (106) is fixed on the lifting platform (105) at one end of the guide rail (105 a).
7. The four-column type lifting and mold changing trolley according to claim 6, characterized in that the electromagnetic push-pull mechanism (106) comprises a driving motor (106a) and push-pull heads (106b) which are driven by the driving motor (106a) and are equal in number and correspond to the guide rails (105a), and the push-pull heads (106b) can slide along the guide rails (105 a).
8. The four-column lifting and lowering retooling trolley of claim 7, wherein the lifting platform (105) located outside the guide rail (105a) is provided with an auxiliary wheel set (105b) arranged along the length direction of the guide rail.
9. The four-column lifting and lowering retooling trolley of claim 1, wherein the lifting platform (105) is located at the lowest position with its upper end surface at the same level as the lower magazine positions of the machine bed (3) and the multi-stage mold frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288037.6U CN212291502U (en) | 2020-07-06 | 2020-07-06 | Four-column type lifting die changing trolley |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288037.6U CN212291502U (en) | 2020-07-06 | 2020-07-06 | Four-column type lifting die changing trolley |
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| CN212291502U true CN212291502U (en) | 2021-01-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944354A (en) * | 2021-09-26 | 2022-01-18 | 北京航天发射技术研究所 | Lifting stage |
| CN114193671A (en) * | 2021-12-18 | 2022-03-18 | 泉州市斯玛特机械设备有限公司 | Plastic cup making machine convenient for replacing mold |
| CN115072258A (en) * | 2022-08-22 | 2022-09-20 | 苏州兴齐钢结构工程有限公司 | Automatically controlled storage device of building steel |
-
2020
- 2020-07-06 CN CN202021288037.6U patent/CN212291502U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944354A (en) * | 2021-09-26 | 2022-01-18 | 北京航天发射技术研究所 | Lifting stage |
| CN114193671A (en) * | 2021-12-18 | 2022-03-18 | 泉州市斯玛特机械设备有限公司 | Plastic cup making machine convenient for replacing mold |
| CN115072258A (en) * | 2022-08-22 | 2022-09-20 | 苏州兴齐钢结构工程有限公司 | Automatically controlled storage device of building steel |
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