Glass product fixing device for electroplating process

Abstract

The utility model belongs to the technical field of glass product fixing, and particularly relates to an electroplating process glass product fixing device which comprises a connecting seat, a cross-shaped rod is mounted on the lower surface of the connecting seat, telescopic rods are mounted at four corners of the lower surface of the cross-shaped rod, a top plate is mounted at one ends of the four telescopic rods, and springs are sleeved on the telescopic rods. The device further comprises a threaded rod, the threaded rod is rotationally installed at the bottom of the top plate, one cylinder is installed on the threaded rod in a threaded mode, and the other cylinder is fixedly installed at the bottom of one cylinder. When glass cups with different inner wall gradients are fixedly clamped, a worker does not need to manually adjust the inclination angle of the clamping rod, use is more convenient and faster, two cylinders can be driven to move downwards, and therefore the two cylinders can be placed in the positions, close to the middle, of inner cavities of the glass cups to fix the glass cups, and the use is more convenient. And the glass cup can be stably fixed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to glass product fixing technical field especially relates to a kind of glass product fixing device for electroplating process. BACKGROUND

[0002] Electroplating process is a kind of method for plating a layer of metal or alloy on the surface of metal or other materials using electrolysis principle, and glass product electroplating is to plate a layer of metal film on the surface of glass, thereby endowing glass product with metal luster, conductivity and electromagnetic shielding property.

[0003] For example, the Chinese patent with the announcement number CN222389747U discloses a kind of glass product fixing device for electroplating process, including top plate, hollow rod is installed on the lower surface of top plate, motor is installed on the upper surface of top plate, the end of motor output shaft is penetrated into hollow rod and is connected with the threaded rod with a pair of reverse threads, nut is installed on the two reverse threads of threaded rod;Four communication grooves are arranged on the outer surface of hollow rod coaxially, four arc-shaped clamping plates are arranged on the outer side of hollow rod coaxially, and arc-shaped clamping plate and nut are connected by two groups of connecting mechanisms. Threaded rod is rotated by motor driving, due to the setting of reverse thread, two nuts can be close to each other or far away from each other, and then the purpose of driving four arc-shaped clamping plates to stretch and shrink simultaneously is realized through the connecting effect of connecting mechanism, so that different diameter glass cups can be fixed, the universality is improved, when electroplating different specifications of glass cups, the clamp does not need to be replaced, the operation complexity is reduced, and the production efficiency is improved.

[0004] The above-mentioned patent has the following problems:

[0005] The patent has some shortcomings when in use, such as: the device needs to manually control the inclination angle of the arc-shaped clamping plate when in use, which is relatively inconvenient to operate, and if some glass cups are high, the device cannot place the position of the hollow rod in the inner cavity of the glass cup close to the middle position when in use, which will cause the arc-shaped clamping plate to only be able to clamp and fix the position of the glass cup close to the cup mouth, and the position of the center of gravity of the glass cup close to the bottom is not supported, which is not stable. In view of this, a kind of glass product fixing device for electroplating process is proposed. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of glass product fixing device for electroplating process to solve the problems raised in the above background.

[0007] Therefore, the utility model provides a kind of glass product fixing device for electroplating process, including connecting seat, the lower surface of connecting seat is installed with cross rod, the lower surface of cross rod is installed with telescopic rod in four corners, one end of four telescopic rods is installed with same top plate, spring is sleeved on telescopic rod, and the utility model further includes:

[0008] A threaded rod is rotatably installed at the bottom of the top plate, one of the cylinders is threadedly installed on the threaded rod, and the bottom of the one of the cylinders is fixedly installed with another cylinder, two grooves are formed in the cylinder, the clamping rods are rotatably installed in the grooves, the anti-skid soft pads are fixedly installed at the lower ends of the clamping rods, the top of the one of the cylinders is fixedly installed with four guide rods, and one end of each of the four guide rods penetrates through the top plate and extends to the outside;

[0009] Two groups of driving assemblies are arranged in the two cylinders respectively and are used for driving the four clamping rods to rotate;

[0010] A power assembly is arranged on the top plate and is used for driving the threaded rod to rotate.

[0011] In the technical solution, the connecting seat can be connected with the telescopic end of the driving member such as the pneumatic cylinder or the electric push rod, when it is needed to fix the glass, the two cylinders can be inserted into the glass, so that the rubber pad at the bottom of the top plate is in close contact with the mouth of the glass, if the glass is high, the power assembly is arranged, the power assembly drives the threaded rod to rotate, under the action of the thread, the threaded rod drives the one of the cylinders to displace downward, the one of the cylinders drives the four guide rods and the other cylinder to displace downward, under the action of the four guide rods, the stable downward displacement of the one of the cylinders can be ensured, until the two cylinders are displaced to the position close to the middle of the inner cavity of the glass, so that the stable fixing of the glass can be realized.

[0012] Then, the staff can start the driving assembly in the one of the cylinders, so that the driving assembly drives the two clamping rods in the one of the cylinders to rotate, at this time, the lower ends of the clamping rods are close to the direction of the inner wall of the glass, until the anti-skid soft pads on the lower ends of the clamping rods are in close contact with the inner wall of the glass, at this time, the two clamping rods in the one of the cylinders fix the glass, through the above operation, the anti-skid soft pads on the two clamping rods in the other cylinder can be in contact with the inner wall of the glass, under the action of the four clamping rods, the glass can be fixed more stably, and the angle of the clamping rod does not need to be manually adjusted, so that the glass with different inner wall inclination degrees can be fixed and clamped.

[0013] In the above technical solution, further, the driving assembly comprises:

[0014] A cavity is formed in the cylinder, the second servo motor is fixedly installed in the cavity, and the output end of the second servo motor penetrates through one side of the cavity and is coaxially connected with the rotating shaft of the one of the clamping rods;

[0015] Two power cavities, two said power cavities are arranged in the cylinder, the first bevel gear is rotatably arranged in the power cavity, the second bevel gear is rotatably arranged in the power cavity and on one side of the first bevel gear, one end of the first bevel gear is coaxially connected with the rotating shaft of the clamping rod, and the two second bevel gears in the cylinder are coaxially connected.

[0016] In the technical solution, the second servo motor in one of the cylinders is started, the output shaft of the second servo motor drives one of the clamping rods to rotate, the clamping rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate under the meshing action, the second bevel gear drives the other second bevel gear to rotate, the other second bevel gear drives the other first bevel gear to rotate under the meshing action, and the other first bevel gear drives the other clamping rod to rotate, so that the clamping rod can be driven to rotate.

[0017] In the above technical solution, further, the output shaft of the second servo motor is rotatably connected with the cylinder, one end of the first bevel gear is rotatably connected with the cylinder, one end of the second bevel gear is rotatably connected with the cylinder, the first bevel gear is meshed with the second bevel gear, and the two second bevel gears are symmetrically arranged.

[0018] In the technical solution, the output shaft of the second servo motor, one end of the first bevel gear and one end of the second bevel gear can rotate in the cylinder, the rotation of the first bevel gear can drive the rotation of the second bevel gear under the meshing action, and the rotation directions of the two clamping rods in the cylinder can be opposite.

[0019] In the above technical solution, further, the power assembly comprises:

[0020] The first servo motor is fixedly installed on the top of the top plate, the output end of the first servo motor penetrates the top of the top plate and is coaxially connected with the threaded rod, and the output shaft of the first servo motor is rotatably connected with the top plate.

[0021] In the technical solution, the output shaft of the first servo motor can rotate normally, the first servo motor is powered on and started, and the output shaft of the first servo motor drives the threaded rod to rotate.

[0022] In the above technical solution, further, the guide rod is slidably connected with the top plate.

[0023] In the technical solution, the guide rod can slide in the top plate.

[0024] In the above technical solution, further, two grooves in one of the cylinders are staggered with two grooves in the other cylinder

[0025] In the technical solution, the four clamping rods can fix the glass cup more stably.

[0026] In the above technical solution, further, two ends of the spring are tightly welded with the bottom of the cross rod and the top of the top plate respectively.

[0027] In the technical solution, the structure of the spring is stable.

[0028] In the above technical solution, further, the bottom of the top plate is fixedly installed with a rubber pad.

[0029] In the technical solution, the rubber pad can ensure the sealing between the top plate and the glass cup.

[0030] The beneficial effects of the utility model are:

[0031] 1. The electroplating process glass product fixing device, through the cooperation between the cylinder, the groove, the clamping rod and the driving assembly, when fixing and clamping the glass cup with different inner wall inclination, the inclination angle of the clamping rod does not need to be manually adjusted by the staff, and the device is more convenient and fast to use.

[0032] 2. The electroplating process glass product fixing device, through the cooperation between the threaded rod, the guide rod and the power assembly, the two cylinders can be driven to displace downward, so that the two cylinders can be placed at the position close to the middle of the inner cavity of the glass cup to fix the glass cup, and the stability of the fixed glass cup is ensured. DETAILED DESCRIPTION

[0033] Figure 1 It is one of the overall structure schematic diagrams of the utility model;

[0034] Figure 2 It is the second overall structure schematic diagram of the utility model;

[0035] Figure 3 It is the third overall structure schematic diagram of the utility model;

[0036] Figure 4 It is the structure schematic diagram of the cylinder in the utility model;

[0037] Figure 5 It is the structure schematic diagram of the cylinder in the utility model; Figure 4

[0038] Figure 6 It is the area structure schematic diagram of the top plate in the utility model.

[0039] ​The marks in the figure represent:

[0040] 1, connecting seat; 2, cross bar; 3, guide rod; 4, first servo motor; 5, top plate; 6, telescopic rod; 7, spring; 8, cylinder; 9, rubber pad; 10, clamping rod; 11, anti-skid soft pad; 12, groove; 13, power cavity; 14, first bevel gear; 15, second bevel gear; 16, threaded rod; 17, second servo motor; 18, cavity. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0042] In the description of the present application, it should be noted that the terms used herein are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn in accordance with the actual proportional relationship. The technologies, methods and devices known to those skilled in the related art can not be discussed in detail, but should be considered as part of the authorized description. In all the examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0043] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application are used to distinguish similar objects, and are not intended to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, and the objects distinguished by "first", "second" and the like are generally a class, and do not limit the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims means at least one of the connected objects, and the character " / ", generally represents a "or" relationship between the front and rear associated objects.

[0044] It should be noted that in the description of the present application, the terms of orientation such as "front, back, up, down, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like indicated orientation or position relationship are generally based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, without making the opposite statement, these orientation terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each component itself.

[0045] It should be noted that in the present application, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or device. Without more limitation, the element defined by the sentence "including a" does not exclude the existence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the method and device in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in the opposite order according to the functions involved, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0046] Embodiment 1:

[0047] Please refer to Figure 1 - Figure 6 As shown in the drawings, the embodiment provides a kind of electroplating process glass product fixing device, including connecting seat 1, the lower surface of connecting seat 1 is equipped with cross bar 2, four corners of the lower surface of cross bar 2 are equipped with telescopic rod 6, one end of four telescopic rods 6 is equipped with same top plate 5, telescopic rod 6 is equipped with spring 7, still include:

[0048] Threaded rod 16, threaded rod 16 is rotatably installed at the bottom of top plate 5, one of the cylindrical 8 is threadedly installed on threaded rod 16, and another cylindrical 8 is fixedly installed at the bottom of one of the cylindrical 8, two recesses 12 are formed in cylindrical 8, clamping rod 10 is rotatably installed in recess 12, anti-skid cushion 11 is fixedly installed at the lower end of clamping rod 10, and four guide rods 3 are fixedly installed at the top of one of the cylindrical 8, one end of four guide rods 3 is penetrated through top plate 5 and extends to outside;

[0049] Two groups of driving assemblies, two groups of driving assemblies are located in two cylindrical 8 respectively, and are used to drive four clamping rods 10 to rotate;

[0050] A power assembly is arranged on the top plate 5 and used to drive the threaded rod 16 to rotate.

[0051] The connecting seat 1 can be connected with the telescopic end of a driving member such as a pneumatic cylinder or an electric push rod. When it is necessary to fix the glass, the two cylinders 8 are inserted into the glass, so that the rubber pad 9 at the bottom of the top plate 5 is in close contact with the mouth of the glass. If the glass is high, the power assembly is arranged to drive the threaded rod 16 to rotate. Under the action of the thread, the threaded rod 16 drives one of the cylinders 8 to displace downward. The one cylinder 8 drives the four guide rods 3 and the other cylinder 8 to displace downward. Under the action of the four guide rods 3, the displacement of the one cylinder 8 is stable, and the two cylinders 8 are displaced to the position close to the middle of the inner cavity of the glass, so that the glass is fixed stably.

[0052] Then, the staff member can start the driving assembly in the one cylinder 8 to drive the two clamping rods 10 in the one cylinder 8 to rotate. At this time, the lower end of the clamping rod 10 approaches the inner wall of the glass, and the anti-slip soft pad 11 on the lower end of the clamping rod 10 is in close contact with the inner wall of the glass. At this time, the two clamping rods 10 in the one cylinder 8 fix the glass. Through the above operation, the anti-slip soft pad 11 on the two clamping rods 10 in the other cylinder 8 is in contact with the inner wall of the glass. Under the action of the four clamping rods 10, the glass is fixed more stably, and the angle of the clamping rod 10 does not need to be adjusted manually, so that the glass with different inner wall inclination can be fixed and clamped.

[0053] Embodiment 2

[0054] The embodiment provides a glass product fixing device in an electroplating process. In addition to the technical scheme in the above embodiment, the driving assembly comprises the following technical features.

[0055] A cavity 18 is arranged in the cylinder 8, the second servo motor 17 is fixedly installed in the cavity 18, and the output end of the second servo motor 17 penetrates through one side of the cavity 18 and is coaxially connected with the rotating shaft of the one clamping rod 10.

[0056] Two power cavities 13 are arranged in the cylinder 8, the first bevel gear 14 is rotatably installed in the power cavity 13, the second bevel gear 15 is rotatably installed in the power cavity 13 and located at one side of the first bevel gear 14, one end of the first bevel gear 14 is coaxially connected with the rotating shaft of the clamping rod 10, and the two second bevel gears 15 in the cylinder 8 are coaxially connected.

[0057] Wherein, the second servo motor 17 in one of the cylinders 8 is started, the output shaft of the second servo motor 17 will drive one of the clamping rods 10 to rotate, one of the clamping rods 10 will drive one of the first bevel gears 14 to rotate, under the meshing action, one of the first bevel gears 14 will drive one of the second bevel gears 15 to rotate, one of the second bevel gears 15 will drive the other second bevel gear 15 to rotate, under the meshing action, the other second bevel gear 15 will drive the other first bevel gear 14 to rotate, the other first bevel gear 14 will drive the other clamping rod 10 to rotate, ensuring that the clamping rod 10 can be driven to rotate.

[0058] Embodiment 3:

[0059] The embodiment provides a kind of electroplating process glass product fixing device, in addition to including the technical solutions of above-mentioned embodiment, with the following technical features, the output shaft of second servo motor 17 is connected with cylinder 8 rotation, one end of first bevel gear 14 is connected with cylinder 8 rotation, one end of second bevel gear 15 is connected with cylinder 8 rotation, first bevel gear 14 is engaged with second bevel gear 15, two second bevel gears 15 are symmetrically arranged.

[0060] Wherein, ensure that the output shaft of second servo motor 17, one end of first bevel gear 14 and one end of second bevel gear 15 can rotate in cylinder 8, under the meshing action, guarantee that the rotation of first bevel gear 14 can drive second bevel gear 15 to rotate, guarantee that the rotating direction of two clamping rods 10 in cylinder 8 can be opposite.

[0061] Embodiment 4:

[0062] The embodiment provides a kind of electroplating process glass product fixing device, in addition to including the technical solutions of above-mentioned embodiment, with the following technical features, power component includes:

[0063] First servo motor 4, first servo motor 4 is fixedly installed at the top of top plate 5, the output end of first servo motor 4 is connected with threaded rod 16 coaxially and penetrates the top of top plate 5, the output shaft of first servo motor 4 is connected with top plate 5 rotation.

[0064] Wherein, ensure that the output shaft of first servo motor 4 can rotate normally, first servo motor 4 is powered and started, the output shaft of first servo motor 4 will drive threaded rod 16 to rotate.

[0065] Embodiment 5:

[0066] The embodiment provides a kind of electroplating process glass product fixing device, in addition to including the technical solutions of above-mentioned embodiment, with the following technical features, guide rod 3 is connected with top plate 5 sliding.

[0067] Wherein, ensure that the guide rod 3 can slide within the top plate 5.

[0068] Embodiment 6:

[0069] The embodiment provides a kind of glass product fixing device for electroplating process, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, two recesses 12 in one cylinder 8 It is staggered with the two recesses 12 in another cylinder 8.

[0070] Wherein, ensure that the four clamping rods 10 can be more stable to fix glass.

[0071] Embodiment 7:

[0072] The embodiment provides a kind of glass product fixing device for electroplating process, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, the two ends of spring 7 are respectively tightly welded with the bottom of cross rod 2 and the top of top plate 5.

[0073] Wherein, ensure the structural stability of spring 7.

[0074] Embodiment 8:

[0075] The embodiment provides a kind of glass product fixing device for electroplating process, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, the bottom of top plate 5 is fixedly installed with rubber pad 9.

[0076] Wherein, ensure that rubber pad 9 can guarantee the sealing between top plate 5 and glass cup mouth.

[0077] Working principle: the connecting seat 1 can be connected with the telescopic end of cylinder or electric push rod etc. Driving piece, when needing to fix glass cup, two cylinders 8 can be inserted into glass cup, so that the rubber pad 9 at the bottom of top plate 5 is in close contact with the mouth of glass cup, if glass cup is higher, staff can power on and start first servo motor 4, the output shaft of first servo motor 4 will drive screw rod 16 to rotate, under the action of screw, screw rod 16 will drive one of the cylinders 8 to displace downward, one of the cylinders 8 will drive four guide rods 3 and another cylinder 8 to displace downward, under the action of four guide rods 3, it can ensure that one of the cylinders 8 is displaced stably downward, until two cylinders 8 are displaced to the position close to the middle of glass cup inner cavity, so as to fix the stability of glass cup;

[0078] Subsequently, the staff can start the second servo motor 17 in one of the cylinders 8, the output shaft of the second servo motor 17 will drive one of the clamping rods 10 to rotate, one of the clamping rods 10 will drive one of the first bevel gears 14 to rotate, under the meshing action, one of the first bevel gears 14 will drive one of the second bevel gears 15 to rotate, one of the second bevel gears 15 will drive the other second bevel gear 15 to rotate, under the meshing action, the other second bevel gear 15 will drive the other first bevel gear 14 to rotate, the other first bevel gear 14 will drive the other clamping rod 10 to rotate, at this time, the lower end of the clamping rod 10 will approach the direction of the inner wall of the glass, until the anti-skid cushion 11 on the lower end of the clamping rod 10 is in close contact with the inner wall of the glass, at this time, the two clamping rods 10 in one of the cylinders 8 will fix the glass, through the above operation, the anti-skid cushion 11 on the two clamping rods 10 in the other cylinder 8 can be in contact with the inner wall of the glass, under the action of the four clamping rods 10, the glass can be fixed more stably, at the same time, it is not necessary to manually adjust the angle of the clamping rod 10, the glass with different inner wall inclination can be fixed and clamped.

[0079] The embodiments of the present application are described above in combination with the drawings, the embodiments in the present application and the features in the embodiments can be combined with each other without conflict, the present application is not limited to the above specific embodiments, the above specific embodiments are only illustrative, but not limited, the ordinary skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, all of which belong to the protection of the present application.

Claims

1. A kind of electroplating process glass product fixing device, including connecting seat (1), the lower surface of connecting seat (1) is equipped with cross bar (2), the four corners of the lower surface of cross bar (2) are equipped with telescopic rod (6), one end of four telescopic rods (6) is equipped with the same top plate (5), spring (7) is sleeved on telescopic rod (6), it is characterized by, Also include: Threaded rod (16), the threaded rod (16) is rotatably mounted at the bottom of the top plate (5), one of the threaded rod (16) is threaded installed with a cylinder (8), and the bottom of one of the cylinder (8) is fixedly installed with another cylinder (8), the cylinder (8) is provided with two grooves (12), the groove (12) is rotatably installed with a clamping rod (10), the lower end of the clamping rod (10) is fixedly installed with a non-slip soft pad (11), one of the cylinder (8) is fixedly installed with four guide rods (3), four of the guide rods (3) are penetrated through the top plate (5) and extend to the outside; Two groups of driving assembly, two groups of the driving assembly are located in two cylinders (8) respectively, and are used for driving four clamping rods (10) to rotate; Power assembly, the power assembly is located on the top plate (5), and is used for driving the threaded rod (16) to rotate.

2. The apparatus of claim 1, wherein the glass article is a glass sheet. The driving assembly comprises: Cavity (18), the cavity (18) is formed in the cylinder (8), the cavity (18) is fixedly installed with a second servo motor (17), the output end of the second servo motor (17) penetrates through one side of the cavity (18) and is connected with the rotating shaft of one of the clamping rods (10) coaxially; Two power cavities (13), two power cavities (13) are formed in the cylinder (8), the power cavity (13) is rotatably installed with a first bevel gear (14), the power cavity (13) is rotatably installed with a second bevel gear (15) on one side of the first bevel gear (14), one end of the first bevel gear (14) is connected with the rotating shaft of the clamping rod (10) coaxially, and the two second bevel gears (15) in the cylinder (8) are connected coaxially.

3. The apparatus of claim 2, wherein the glass article is a glass sheet. The output shaft of the second servo motor (17) is rotatably connected with the cylinder (8), one end of the first bevel gear (14) is rotatable with the cylinder (8), one end of the second bevel gear (15) is rotatably connected with the cylinder (8), the first bevel gear (14) is engaged with the second bevel gear (15), and the two second bevel gears (15) are symmetrically arranged.

4. The apparatus of claim 1, wherein the glass article is a glass sheet. The power assembly comprises: First servo motor (4), the first servo motor (4) is fixedly installed on the top of the top plate (5), the output end of the first servo motor (4) penetrates through the top of the top plate (5) and is connected with the threaded rod (16) coaxially, and the output shaft of the first servo motor (4) is rotatably connected with the top plate (5).

5. The apparatus of claim 1, wherein: The guide rod (3) is slidably connected with the top plate (5).

6. The apparatus of claim 1, wherein: The two grooves (12) in one of the cylinder (8) are staggered with the two grooves (12) in another cylinder (8).

7. The apparatus of claim 1, wherein the glass article is a glass sheet. The two ends of the spring (7) are respectively tightly welded with the bottom of the cross rod (2) and the top of the top plate (5).

8. The apparatus of claim 1, wherein: The bottom of the top plate (5) is fixedly installed with a rubber pad (9).

Images