CN217894833U - Elevator counterweight mechanism for wafer conveying - Google Patents
Elevator counterweight mechanism for wafer conveying Download PDFInfo
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- CN217894833U CN217894833U CN202221368553.9U CN202221368553U CN217894833U CN 217894833 U CN217894833 U CN 217894833U CN 202221368553 U CN202221368553 U CN 202221368553U CN 217894833 U CN217894833 U CN 217894833U
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- counterweight
- elevator
- placing frame
- block
- counterweight block
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Abstract
The utility model discloses a lifter counterweight mechanism for wafer conveying, which comprises a counterweight block placing rack, wherein one or more counterweight blocks can be placed in the counterweight block placing rack; a balancing weight pressing plate is arranged on the balancing weight placing frame; the counterweight block placing frame is provided with a guide wheel component which is contacted with the guide rail of the elevator and can move along the guide rail of the elevator; the counterweight block placing frame is also provided with a slide assisting block. The utility model provides a counterweight mechanism, the counterweight block position can be fixed to the counterweight block clamp plate of setting, prevents that the counterweight block from rocking or dropping when the lift high-speed operation, and the leading wheel subassembly that sets up in addition can effectively prevent about counterweight mechanism with help the slider and rock around with, reduces the number of times and the time that spare part was changed and was maintained, has also promoted the efficiency of product shipment when guaranteeing equipment steady operation greatly. Therefore, the counterweight mechanism provided by the application has better practical value and technical improvement significance in the semiconductor processing and manufacturing process, especially the wafer transportation process.
Description
Technical Field
The utility model belongs to the technical field of silicon wafer processing, concretely relates to lift counter weight mechanism for wafer is carried.
Background
After the wafer is processed and packaged in a box, the wafer needs to be put into an automatic warehouse for convenient storage and shipment, the automatic warehouse comprises a multilayer goods shelf, a conveying mechanism, a stacker, a lifter and the like, the stacker puts products into or takes the products out of the goods shelf, the products are conveyed up and down across floors through the lifter, and the control and management of taking and placing the products are realized by utilizing a computer.
In the actual use process of automatic warehousing, the stacker takes out products from the goods shelf and then puts the products into the conveyor, the conveyor sends the products to the lifter, and the lifter sends the products to the first-floor goods delivery area from the second-floor storage area and finally boxes the products for delivery. In the process, the elevator needs to run up and down at a high speed, and meanwhile, the elevator counterweight mechanism also goes up and down at a high speed, the existing counterweight mechanism is only provided with a sliding block made of a plastic material to prevent the counterweight mechanism from shaking, the counterweight mechanism is extremely easy to wear and lose efficacy due to overweight and high-speed running of the counterweight mechanism, the counterweight mechanism of the elevator can shake back and forth and left and right, the counterweight mechanism can rub with the elevator shell or a hanging basket due to front and back shaking, the outer-side counterweight pressing plate of the counterweight mechanism can rub with a guide rail of the elevator due to left and right shaking, the pressing plate can be seriously worn after being used for a period of time, and the elevator cannot be used once the lifting mechanism breaks, so that frequent maintenance and replacement are needed, and normal running of equipment and on-time delivery of wafers are seriously affected.
Therefore, the further improvement of the counterweight mechanism of the elevator ensures that the elevator runs stably, and has important technical value for improving the utilization rate of automatic storage and timely product delivery.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lift counter weight mechanism for wafer transport for solving prior art not enough.
The purpose of the utility model is realized by the following technical scheme:
a counterweight mechanism of a lifter for conveying wafers comprises a counterweight block placing frame,
one or more balancing weights can be placed in the balancing weight placing frame; a counterweight block pressing plate is arranged on the counterweight block placing frame, and after the counterweight block pressing plate is fixed with the counterweight block placing frame, the counterweight block pressing plate is contacted with the placed topmost counterweight block;
the counterweight block placing frame is provided with a guide wheel component which is in contact with the guide rail of the elevator and can move along the guide rail of the elevator;
the counterweight block placing frame is also provided with a slide-assisting block, the side surface of the slide-assisting block is provided with a long groove capable of accommodating the edge part of the guide rail of the elevator, when the counterweight mechanism runs up and down, the slide-assisting block can move along the guide rail of the elevator, and the guide rail of the elevator and the counterweight block placing frame are positioned on the same plane.
Preferably, the balancing weight rack includes that the pole is placed on the left side and the pole is placed on the right side, the pole is placed on the left side with the inboard that the pole was placed on the right side all is equipped with and is used for placing the U type groove of balancing weight.
Preferably, the upper parts of the left side placing rod and the right side placing rod are respectively provided with a balancing weight mounting hole.
Preferably, the counterweight block pressing plate comprises an inner pressing plate and an outer pressing plate, and the inner pressing plate and the outer pressing plate are respectively arranged on two sides of the counterweight block placing frame and are fixedly connected through a first screw.
Preferably, the lower side of the counterweight block placing frame is provided with a counterweight block supporting the bottommost counterweight block to be placed.
Preferably, the distance between the slide aid block and the elevator guide rail and the distance between the guide wheel assembly and the elevator guide rail are adjustable.
Preferably, a threaded hole is formed in the counterweight block placing frame;
the slide-assisting block is provided with a first strip-shaped mounting hole;
the guide wheel assembly comprises a guide wheel fixing seat, a second strip-shaped mounting hole corresponding to the first strip-shaped mounting hole is formed in the guide wheel fixing seat, a second screw sequentially penetrates through the second strip-shaped mounting hole, the first strip-shaped mounting hole and the threaded hole, and the guide wheel assembly, the sliding block and the counterweight block placing frame can be fixed.
Preferably, the guide wheel assembly further comprises a wheel hub directly contacting with the elevator guide rail and a bearing located at the center of the wheel hub, and the bearing is fixed on the guide wheel fixing seat through a connecting rod.
Preferably, the middle positions of the upper side and the lower side of the counterweight block placing rack are respectively provided with a hanging rod, the hanging rod on the upper side is connected with a first chain, the guide rod on the lower side is connected with a second chain, and the other ends of the first chain and the second chain are respectively connected with the upper side and the lower side of the lifting basket of the elevator.
Preferably, the counterweight block placing frame is rectangular, and the number of the guide wheels and the number of the sliding blocks are four and are respectively located at four corners of the counterweight block placing frame.
The utility model provides a counterweight mechanism, the counterweight block position can be fixed to the counterweight block clamp plate of setting, prevents that the counterweight block from rocking or dropping when the lift high-speed operation, and the leading wheel subassembly that sets up in addition can effectively prevent about counterweight mechanism with help the slider and rock around with, reduces the number of times and the time that spare part was changed and was maintained, has also promoted the efficiency of product shipment when guaranteeing equipment steady operation greatly. Therefore, the counterweight mechanism provided by the application has better practical value and technical improvement significance in the semiconductor processing and manufacturing process, especially the wafer transportation process.
Drawings
Fig. 1 is a schematic front view of a counterweight mechanism of an elevator provided by the present invention; fig. 2 is a schematic perspective view of a counterweight mechanism of an elevator provided by the present invention;
FIG. 3 is a schematic structural diagram of the slider aid of FIG. 1;
FIG. 4 is a schematic structural view of the idler assembly of FIG. 1;
wherein: 1-elevator guide rails; 2-a guide wheel assembly; 3-a balancing weight mounting hole; 4-placing a counter weight block rack; 5-a suspender; 6-a counterweight block; 7-auxiliary sliding block; 71-long groove; 72-a first elongated mounting hole; 8-a counter weight pressing plate; 9-a balancing weight; 10-a guide wheel fixing seat; 11-a connecting rod; 12-a second elongated mounting hole; 13-a hub; 14-a bearing; 15-screws and end plates.
Detailed Description
The utility model provides a lift counter weight mechanism for wafer is carried, as shown in fig. 1 ~ 2, including balancing weight rack 4, balancing weight rack 4 is used for placing one or many balancing weights 9 on the one hand, and on the other hand also fixes guide pulley 2, helps parts such as slider 7, jib 5, balancing weight clamp plate 8 on the counter weight mechanism, links together whole counter weight mechanism. The length of the balancing weight 9 is slightly smaller than that of the placing rack 4, so that the balancing weight can be placed right and cannot shake or fall off, the balancing weight 9 mainly has the effect of enabling the weight of the balancing weight mechanism to be consistent with that of the hanging basket mechanism, and thus the motor can realize the normal operation of the elevator by using the minimum output; be equipped with balancing weight clamp plate 8 on balancing weight rack 4, balancing weight clamp plate 8 and balancing weight rack 4 fixed back, with the balancing weight 9 contact of the top of placing, guarantee that balancing weight 9 can not make a round trip to rock or drop at the in-process of lift operation. The elevator guide rail 1 is two, and the balancing weight rack is preferably the rectangle, is located between two guide rails.
The counterweight block placing frame 4 is provided with a guide wheel component 2 which is contacted with the elevator guide rail 1 and can move along the elevator guide rail; the guide wheel assemblies 2 are preferably 4 and are respectively positioned at four corners of the balancing weight placing frame. Guide pulley subassembly 2 can rotate along lift guide rail 1 with lift guide rail 1 contact when counter weight mechanism moves from top to bottom, prevents that counter weight mechanism from rocking from the left and right sides, and lift guide rail 1 just can not direct contact with balancing weight clamp plate 8 like this, can prevent balancing weight clamp plate 8 because of wearing and tearing fracture.
The counterweight block placing frame 4 is also provided with a sliding-assistant block 7, as shown in fig. 3, the side surface of the sliding-assistant block 7 is provided with a long groove 71 capable of accommodating the edge part of the elevator guide rail 1, namely, the sliding-assistant block can be matched with the elevator guide rail, when the counterweight mechanism runs up and down, the sliding-assistant block can move along the elevator guide rail, and the elevator guide rail and the counterweight block placing frame are ensured to be in the same plane, so that the counterweight mechanism is prevented from running unstably or interfering with other mechanisms due to front and back shaking. Preferably, the number of the sliding-assistant blocks corresponds to that of the guide wheel assemblies, and the sliding-assistant blocks are four and are respectively positioned at four corners of the balancing weight placing frame. Preferably, the four sliding-assistant blocks are respectively positioned between the four guide wheel assemblies and the counterweight block placing frame.
The utility model provides a counter weight mechanism wholly is the rectangle, and is vertical to be installed in the middle of two lift guide rails 1, and counter weight mechanism moves from top to bottom along lift guide rail 1 when the lift operation, and supplementary lift transports the product from top to bottom. When the lift operates at a high speed, the balancing weight position can be fixed by the balancing weight pressing plate, the balancing weight is prevented from shaking or falling, the guide wheel assembly and the auxiliary sliding block which are arranged in addition can effectively prevent the balancing weight mechanism from shaking left and right and front and back, the times and time for replacing and maintaining spare parts are reduced, and the efficiency of product shipment is greatly improved while the stable operation of the equipment is ensured. Therefore, the counterweight mechanism provided by the application has better practical value and technical improvement significance in the semiconductor processing and manufacturing process, especially the wafer transportation process.
Preferably, balancing weight rack 4 includes that the pole is placed on the left side and the pole is placed on the right side, and the pole is placed on the left side and the inboard that the pole was placed on the right side all is equipped with the U type groove that is used for placing the balancing weight, and the U type inslot that the pole was placed on left and right both sides is placed respectively in the both ends of balancing weight prevents that it from dropping.
Preferably, the upper portions of the left side placing rod and the right side placing rod are respectively provided with a balancing weight mounting hole 3, and the balancing weight can smoothly pass through the mounting hole to enter and exit the groove.
Preferably, the weight block pressing plate 8 comprises an inner pressing plate and an outer pressing plate, the inner pressing plate and the outer pressing plate are respectively arranged on two sides of the weight block placing frame and are fixedly connected through two first screws.
Preferably, two counterweight block supporting blocks 6 are arranged on the lower side of the counterweight block placing frame 4, and the counterweight block supporting blocks 6 are arranged between the counterweight block placing frame 4 and the lowermost counterweight block 9, so as to support the counterweight block 9 and facilitate taking and placing of the counterweight block 9.
Preferably, the distances between the sliding assistant blocks 7 and the elevator guide rail 1 and between the guide wheel assemblies 2 and the elevator guide rail 1 are adjustable, and the device can be suitable for elevator guide rails 1 with different sizes.
Further preferably, the distance adjusting structure may adopt the following structure: as shown in fig. 4, a threaded hole is formed on the counterweight block placing frame 4; a first strip-shaped mounting hole 72 is formed in the slide assisting block 7; the guide wheel assembly comprises a guide wheel fixing seat 10, a second strip-shaped mounting hole 12 corresponding to the position of the first strip-shaped mounting hole 72 is formed in the guide wheel fixing seat, a second screw sequentially penetrates through the second strip-shaped mounting hole, the first strip-shaped mounting hole and the threaded hole, the guide wheel assembly, the sliding aid block and the balancing weight placing frame can be fixed, and the distance between the guide wheel assembly and the elevator guide rail and the distance between the sliding aid block and the elevator guide rail can be adjusted by moving the position of the second screw in the strip-shaped mounting hole.
Preferably, as shown in fig. 2, the guide wheel assembly 2 further includes a hub 13 directly contacting the elevator guide rail 1 and a bearing 14 located at the center of the hub, the bearing being fixed to the guide wheel fixing base 10 through a connecting rod 11, the bearing 14 rotating the guide wheel assembly 2 (referred to herein as the hub) when the guide wheel assembly 2 and the elevator guide rail 1 are operated with each other.
Preferably, the guide wheel assembly is made of wear-resistant stainless steel, and the sliding-assistant blocks are made of wear-resistant plastic.
Preferably, two hanging rods 5 are arranged in the middle of the upper side and the lower side of the counterweight block placing frame 4 respectively, the hanging rods on the upper side are connected with first chains, guide rods on the lower side are connected with second chains, the other ends of the first chains and the second chains are connected with the upper side and the lower side of a lifting basket respectively, the counterweight mechanism and the lifting basket are connected together through the four hanging rods 5, and the function of conveying products up and down by the lifting basket is achieved.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A counterweight mechanism of a lifter for conveying wafers comprises a counterweight block placing frame and is characterized in that,
one or more balancing weights can be placed in the balancing weight placing frame; a counterweight block pressing plate is arranged on the counterweight block placing frame, and after the counterweight block pressing plate is fixed with the counterweight block placing frame, the counterweight block pressing plate is contacted with the placed topmost counterweight block;
the counterweight block placing frame is provided with a guide wheel component which is in contact with the guide rail of the elevator and can move along the guide rail of the elevator;
the counterweight block placing frame is also provided with a slide-assisting block, the side surface of the slide-assisting block is provided with a long groove capable of accommodating the edge part of the guide rail of the elevator, when the counterweight mechanism runs up and down, the slide-assisting block can move along the guide rail of the elevator, and the guide rail of the elevator and the counterweight block placing frame are positioned on the same plane.
2. The elevator counterweight mechanism for wafer transport of claim 1 wherein,
the balancing weight rack includes that the pole is placed on the left side and the pole is placed on the right side, the pole is placed on the left side with the inboard that the pole was placed on the right side all is equipped with and is used for placing the U type groove of balancing weight.
3. The elevator counterweight mechanism for conveying wafers of claim 2 wherein,
the upper parts of the left side placing rod and the right side placing rod are respectively provided with a balancing weight mounting hole.
4. The elevator counterweight mechanism for conveying wafers of claim 1 wherein,
the balancing weight pressing plate comprises an inner pressing plate and an outer pressing plate, wherein the inner pressing plate and the outer pressing plate are respectively arranged on two sides of the balancing weight placing frame and are fixedly connected through first screws.
5. The elevator counterweight mechanism for wafer transport of claim 1 wherein,
and a balancing weight supporting block is arranged at the lower side of the balancing weight placing frame and used for supporting the bottommost balancing weight to be placed.
6. The elevator counterweight mechanism for wafer transport of claim 1 wherein,
the distance between the slide-assistant block and the elevator guide rail and the distance between the guide wheel assembly and the elevator guide rail are adjustable.
7. The elevator counterweight mechanism for conveying wafers of claim 6 wherein,
a threaded hole is formed in the counterweight block placing frame;
the slide-assisting block is provided with a first strip-shaped mounting hole;
the guide wheel assembly comprises a guide wheel fixing seat, a second strip-shaped mounting hole corresponding to the first strip-shaped mounting hole is formed in the guide wheel fixing seat, a second screw sequentially penetrates through the second strip-shaped mounting hole, the first strip-shaped mounting hole and the threaded hole, and the guide wheel assembly, the sliding block and the counterweight block placing frame can be fixed.
8. The elevator counterweight mechanism for conveying wafers of claim 7 wherein,
the guide wheel assembly further comprises a wheel hub directly contacted with the guide rail of the elevator and a bearing positioned in the center of the wheel hub, and the bearing is fixed on the guide wheel fixing seat through a connecting rod.
9. The elevator counterweight mechanism for wafer transport of claim 1 wherein,
the middle positions of the upper side and the lower side of the counterweight block placing rack are respectively provided with a hanging rod, the hanging rod on the upper side is connected with a first chain, the guide rod on the lower side is connected with a second chain, and the other end of the first chain and the other end of the second chain are respectively connected with the upper side and the lower side of the lifting basket of the elevator.
10. The elevator counterweight mechanism for wafer transport of claim 1 wherein,
the counterweight block placing frame is rectangular, and the number of the guide wheels and the number of the sliding-assistant blocks are four and are respectively positioned at four corners of the counterweight block placing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221368553.9U CN217894833U (en) | 2022-06-02 | 2022-06-02 | Elevator counterweight mechanism for wafer conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221368553.9U CN217894833U (en) | 2022-06-02 | 2022-06-02 | Elevator counterweight mechanism for wafer conveying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217894833U true CN217894833U (en) | 2022-11-25 |
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ID=84113450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221368553.9U Active CN217894833U (en) | 2022-06-02 | 2022-06-02 | Elevator counterweight mechanism for wafer conveying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217894833U (en) |
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2022
- 2022-06-02 CN CN202221368553.9U patent/CN217894833U/en active Active
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