CN218893422U

CN218893422U - Lifting platform

Info

Publication number: CN218893422U
Application number: CN202320074231.1U
Authority: CN
Inventors: 刘镇行; 谭锦源; 周国棵; 欧阳辛雨; 张昭政
Original assignee: Cotes Machinery Technology Foshan Co ltd
Current assignee: Krupp Machinery Guangdong Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-04-21
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the technical field of supporting platforms of blow molding machines, and particularly discloses a lifting platform which comprises a supporting mechanism, a lifting mechanism, a top platform and a stroke sensing mechanism, wherein the supporting mechanism is fixed on a base of the blow molding machine, the lifting mechanism is arranged on the supporting mechanism, the top platform is arranged on a lifting end of the lifting mechanism, the stroke sensing mechanism is used for monitoring the lifting distance of the top platform, and the stroke sensing mechanism is in communication connection with the lifting mechanism.

Description

Lifting platform

Technical Field

The utility model relates to the technical field of support platforms of blow molding machines, in particular to a lifting platform.

Background

In a blow molding machine for producing large barrels, the height of an extruder platform (a platform for installing a die head of the blow molding machine) is also high due to the high height and the high size of products, the production process requirement and the like, and the height adjusting function is also provided, so that a lifting platform is provided for effectively supporting the extruder platform and providing higher safety and reliability.

Disclosure of Invention

In order to solve the problems mentioned in the background art, an object of the present utility model is to provide a lifting platform.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a lift platform, includes supporting mechanism, elevating system, top platform and stroke induction system, supporting mechanism is fixed in on the base of blowing machine, elevating system installs on supporting mechanism, top platform installs on elevating system's lift end, stroke induction system is used for monitoring and controlling the lift distance of top platform, stroke induction system and elevating system communication connection.

Further, supporting mechanism includes four stands and baseboard, the bottom rigid coupling of stand has the baseboard, the stand passes through the baseboard to be fixed on the base of blowing machine, four the stand is the rectangle and arranges, elevating system includes two sets of lead screw lifting assembly, every set of lead screw lifting assembly includes two lead screw lifters, a motor and a connecting rod, same set of two lead screw lifters in the lead screw lifting assembly rigid coupling respectively in the top of two stands, the both ends of connecting rod are connected with the input shaft of two lead screw lifters through the shaft coupling respectively, every set of install the motor on one of them lead screw lifter in the lead screw lifting assembly, the output shaft and the input shaft rigid coupling of lead screw lifter of motor, four the top of the output shaft of lead screw lifter is connected with the top platform jointly, stroke induction system is used for monitoring the distance of top platform for the stand.

Further, the stroke induction mechanism comprises a clamping plate, a fixed plate, a limit plate, a stroke switch seat, roller type stroke switches, jackets and an adjusting plate assembly, wherein the adjusting plate assembly is arranged on one of the upright posts, the roller type switches are arranged on the adjusting plate assembly through the stroke switch seat, the jackets are fixedly connected on the adjusting plate assembly, the two sides of the fixed plate are movably connected with the clamping plate, the distance between the clamping plate and the fixed plate can be adjusted through screws, the fixed plate is fixed on a top platform through the clamping plate and screws, the limit plate is fixedly connected to the bottom of the fixed plate, the middle of the limit plate is provided with a groove at the upper position, the jacket is sleeved on the limit plate in a sliding mode, rollers of the roller type stroke switches are abutted to the limit plate, the rollers of the roller type stroke switches can enter the groove, when the rollers of the roller type stroke switches enter the groove, the rollers of the roller type stroke switches are reset, and the motor can be started and stopped according to feedback signals of the roller type stroke switches.

Further, regulating plate subassembly includes linking arm, connecting plate, first C shaped steel strip and second C shaped steel strip, linking arm horizontally rigid coupling is on one of them stand, first C shaped steel strip rigid coupling is perpendicular with the linking arm at the one end that the stand was kept away from to the linking arm and first C shaped steel strip, connecting plate sliding connection is on first C shaped steel strip and connecting plate accessible screw locking is on first C shaped steel strip, roller type travel switch passes through the travel switch seat and installs on the connecting plate, second C shaped steel strip rigid coupling is on the connecting plate and second C shaped steel strip is parallel with the linking arm, press from both sides cover sliding connection and press from both sides cover accessible screw locking on second C shaped steel strip.

Further, two roller type travel switches are arranged on the connecting plate and are arranged up and down.

The beneficial effects of the utility model are as follows: the lifting mechanism drives the top platform to lift on the supporting mechanism, so that the purpose of adjusting the height of the extruder platform can be achieved, and the moving distance of the top platform is monitored in real time through the travel sensing mechanism, so that the top platform is safe and reliable enough in the lifting process.

Drawings

FIG. 1 is an isometric view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a lifting mechanism according to an embodiment of the present utility model;

FIG. 3 is a front view of a motion sensing mechanism according to an embodiment of the present utility model;

FIG. 4 is a side view of a travel sensing mechanism according to an embodiment of the present utility model;

fig. 5 is an isometric view of the travel sensing mechanism with the roller travel switch hidden in an embodiment of the utility model.

Description of the drawings: 100. the device comprises a supporting mechanism, 101, a stand column, 102, a baseboard, 200, a lifting mechanism, 201, a screw rod lifter, 202, a motor, 203, a connecting rod, 204, a coupler, 300, a top platform, 400, a stroke sensing mechanism, 401, a clamping plate, 402, a fixing plate, 403, a limiting plate, 4031, a groove, 404, a stroke switch seat, 405, a roller type stroke switch, 406, a jacket, 4071, a connecting arm, 4072, a connecting plate, 4073, a first C-shaped steel bar, 4074 and a second C-shaped steel bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1-5, a lifting platform comprises a supporting mechanism 100, a lifting mechanism 200, a top platform 300 and a travel induction mechanism 400, wherein the supporting mechanism 100 comprises four upright posts 101 and a baseboard 102, the baseboard 102 is fixedly connected to the bottom of the upright posts 101, the upright posts 101 are fixed on a base (not released in the figure) of a blow molding machine through the baseboard 102, the four upright posts 101 are in rectangular arrangement, the lifting mechanism 200 comprises two groups of screw lifting components, each group of screw lifting components comprises two screw lifting components 201, a motor 202 and a connecting rod 203, the two screw lifting components 201 in the same group of screw lifting components are fixedly connected to the tops of the two upright posts 101 respectively, two ends of the connecting rod 203 are connected with input shafts of the two screw lifting components respectively through a coupler 204, one screw lifting component 201 in each group of screw lifting components is provided with the motor 202, the output shaft of the motor 202 is fixedly connected with the input shaft of the screw lifters 201, the top parts of the output shafts of the four screw lifters 201 are connected with the top platform 300 together, the stroke sensing mechanism 400 comprises a clamping plate 401, a fixing plate 402, a limiting plate 403, a stroke switch seat 404, a roller type stroke switch 405, a jacket 406 and an adjusting plate component, the adjusting plate component is arranged at the upper part of one upright post 101, the roller type switch is arranged on the adjusting plate component through the stroke switch seat 404, the jacket 406 is fixedly connected on the adjusting plate component, the two sides of the fixing plate 402 are movably connected with the clamping plate 401, the clamping plate 401 can adjust the distance between the clamping plate 401 and the fixing plate 402 through screws, the fixing plate 402 is fixed on the top platform 300 through the clamping plate 401 and screws, the limiting plate 403 is vertically fixedly connected at the bottom of the fixing plate 402, a groove 4031 is arranged at the middle part of the limiting plate 403, the jacket 406 is sleeved on the limiting plate 403 in a sliding way, the roller of the roller type travel switch 405 is abutted against the limiting plate 403, the roller of the roller type travel switch 405 can enter the groove 4031, when the roller of the roller type travel switch 405 enters the groove 4031, the roller of the roller type travel switch 405 is reset, and the motor 202 can be started or stopped according to a feedback signal of the roller type travel switch 405.

In this embodiment, the adjusting plate assembly includes a connecting arm 4071, a connecting plate 4072, a first C-shaped steel bar 4073 and a second C-shaped steel bar 4074, the connecting arm 4071 is horizontally and fixedly connected on one of the upright posts 101 through a screw, the first C-shaped steel bar 4073 is fixedly connected on one end of the connecting arm 4071 far away from the upright posts 101 and the first C-shaped steel bar 4073 is perpendicular to the connecting arm 4071, the connecting plate 4072 is slidably connected on the first C-shaped steel bar and the connecting plate 4072 can be locked on the first C-shaped steel bar 4073 through a screw, the connecting plate 4072 is vertically arranged, the roller type travel switch 405 is mounted on the connecting plate 4072 through a travel switch seat 404, the second C-shaped steel bar 4074 is fixedly connected on the connecting plate 4072 and the second C-shaped steel bar 4074 is parallel to the connecting arm 4071, the jacket 406 is slidably connected on the second C-shaped steel bar 4074 and the jacket 406 can be locked on the second C-shaped steel bar 4074 through a screw, the positions of the connecting plate 4072 and the jacket 406 can be adjusted, thereby the positions of the jacket 406 can be adapted to the position of the limit plate 403 and the roller type travel switch 405 can be guaranteed to be in the limit position of the limit plate.

In this embodiment, two roller type travel switches 405 are installed on the connection board 4072, and the two roller type travel switches 405 are arranged up and down, so that the design is reasonable, and the start and stop of the motor 202 are controlled by the two roller type travel switches 405 respectively, so that the operation is more accurate.

In actual use, when the top platform 300 needs to be lifted, the two motors 202 are controlled to synchronously operate, so that the four screw lifters 201 can simultaneously operate to lift or lower the top platform 300, the effect of adjusting the height of the top platform 300 is achieved, the start and stop of the motors 202 can be controlled according to the feedback signals of the roller type travel switch 405, the top platform 300 is prevented from moving too high or too low, and the lifting safety and reliability of the top platform 300 are improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a lift platform, its characterized in that, includes supporting mechanism (100), elevating system (200), top platform (300) and stroke induction mechanism (400), supporting mechanism (100) are fixed in on the base of blowing machine, elevating system (200) are installed on supporting mechanism (100), top platform (300) are installed on the lift end of elevating system (200), stroke induction mechanism (400) are used for monitoring and controlling the lift distance of top platform (300), stroke induction mechanism (400) and elevating system (200) communication connection.

2. The lifting platform according to claim 1, wherein the supporting mechanism (100) comprises four upright posts (101) and a baseboard (102), the baseboard (102) is fixedly connected to the bottom of each upright post (101), each upright post (101) is fixed on a base of a blow molding machine through the baseboard (102), the four upright posts (101) are arranged in a rectangular shape, the lifting mechanism (200) comprises two groups of screw lifting assemblies, each group of screw lifting assemblies comprises two screw lifting machines (201), a motor (202) and a connecting rod (203), the two screw lifting machines (201) in the same group of screw lifting assemblies are fixedly connected to the tops of the two upright posts (101) respectively, two ends of each connecting rod (203) are connected with input shafts of the two screw lifting machines (201) through couplings (204), one screw lifting machine (201) in each group of screw lifting assemblies is provided with a motor (202), an output shaft of the motor (202) is fixedly connected with an input shaft of the screw lifting machine (201), and the four screw lifting machines (201) are connected with the top of the platform (300) in a common stroke sensing mode, and the distance between the two screw lifting machines (201) is sensed by the top of the platform (300).

3. The lifting platform according to claim 2, wherein the travel sensing mechanism (400) comprises a clamping plate (401), a fixed plate (402), a limiting plate (403), a travel switch seat (404), a roller travel switch (405), a jacket (406) and an adjusting plate component, wherein the adjusting plate component is arranged on one upright post (101), the roller switch is arranged on the adjusting plate component through the travel switch seat (404), the jacket (406) is fixedly connected on the adjusting plate component, both sides of the fixed plate (402) are movably connected with the clamping plate (401), the distance between the clamping plate (401) and the fixed plate (402) can be adjusted through screws, the fixed plate (402) is fixed on the top platform (300) through the clamping plate (401) and the screws, the limiting plate (403) is vertically fixedly connected on the bottom of the fixed plate (402), a groove (4031) is arranged at the upper position of the middle part of the limiting plate (403), the roller switch (406) is sleeved on the limiting plate (403) in a sliding way, when the roller switch (403) is abutted against the roller switch (405), the roller switch (405) enters the groove (4031) in the travel switch, the motor (202) can be started and stopped according to a feedback signal of the roller type travel switch (405).

4. A lifting platform according to claim 3, wherein the adjusting plate assembly comprises a connecting arm (4071), a connecting plate (4072), a first C-shaped steel bar (4073) and a second C-shaped steel bar (4074), wherein the connecting arm (4071) is horizontally fixedly connected to one of the upright posts (101), the first C-shaped steel bar (4073) is fixedly connected to one end of the connecting arm (4071) far from the upright post (101) and the first C-shaped steel bar (4073) is perpendicular to the connecting arm (4071), the connecting plate (4072) is slidably connected to the first C-shaped steel bar and the connecting plate (4072) can be locked to the first C-shaped steel bar (4073) through screws, the roller travel switch (405) is mounted on the connecting plate (4072) through a travel switch seat (404), the second C-shaped steel bar (4074) is fixedly connected to the connecting plate (4072) and the second C-shaped steel bar (4074) is parallel to the connecting arm (4071), and the second C-shaped steel bar (4074) is slidably connected to the second C-shaped steel bar (4074) through screws.

5. The lifting platform according to claim 4, wherein two roller travel switches (405) are mounted on the connecting plate (4072), and the two roller travel switches (405) are arranged up and down.