Push rod mechanism and coating equipment

What is AI technical title?
AI technical title is built by Patsnap AI team. It summarizes the technical point description of the patent document.
By using a combined structure of fixed guide rails, belts or chains, rotating motors, movable guide rails and push rods in coating equipment, low-cost and high-speed push of push rods with long strokes is achieved, and the high cost of push rod mechanisms in the existing technology is solved. question.

CN222332057UActive Publication Date: 2025-01-10SHENZHEN AOLAN TECH CO LTD

View PDF 0 Cites 0 Cited by

Patent Information

Application Number: CN202323512173.5
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2023-12-21
Publication Date: 2025-01-10
Estimated Expiration: 2033-12-21

AI Technical Summary

Technical Problem

The push rod mechanism of existing coating equipment is costly and has a complex structure, resulting in high production costs when pushing workpieces for a long stroke.

Method used

Using a combined structure of fixed guide rails, belts or chains, rotating motors, movable guide rails and push rods, the rotating motors drive the belts or chains to rotate, drive the movable guide rails and push rods to telescope simultaneously, replacing high-power telescopic motors or hydraulic cylinders to realize push rods Long stroke telescopic movement.

Benefits of technology

It reduces the implementation cost of the push rod mechanism, improves the expansion and contraction speed and push efficiency of the push rod, simplifies the structure, facilitates processing and production, and realizes long-stroke push workpieces at low cost.

✦ Generated by Eureka AI based on patent content.

Smart Images

Figure CN222332057U_ABST

Patent Text Reader

Abstract

The utility model is suitable for the technical field of coating equipment, and provides a push rod mechanism and coating equipment. The first belt or chain is mounted on the fixed guide rail and arranged in the length direction of the fixed guide rail; the rotating motor is in transmission connection with the first belt or chain and used for driving the first belt or chain to rotate; the movable guide rail is movably arranged on the fixed guide rail and connected with the first belt or chain, and the first belt or chain can drive the movable guide rail to stretch out and draw back relative to the fixed guide rail; the second belt or chain is installed on the movable guide rail and arranged in the length direction of the movable guide rail, and the movable guide rail is connected with the second belt or chain and can drive the second belt or chain to rotate; the second belt or the chain can drive the push rod to stretch out and draw back relative to the movable guide rail. The push rod mechanism provided by the utility model not only can realize long-stroke telescopic movement of the push rod, but also is simple in implementation structure and low in implementation cost.

Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of film coating equipment, in particular to a push rod mechanism and film coating equipment. Background Art

[0002] Plasma Enhanced Chemical Vapor Deposition (PECVD) coating equipment uses microwaves or radio frequencies to ionize the gas containing the atoms of the film components, forming plasma locally. It uses the principle that plasma has strong chemical activity and is easy to react, thereby depositing the required thin film on the workpiece to be plated.

[0003] In the prior art, before the coating equipment carries out the coating process on the workpiece, it is necessary to first dry the workpiece to be plated in a drying chamber, and then send the dried workpiece to be plated into the coating chamber for coating, and the dried workpiece to be plated needs to be pushed into the coating chamber for coating by a push rod mechanism. However, the existing push rod mechanism generally includes a push rod, and a telescopic motor or hydraulic cylinder connected to the push rod, and the push rod is driven to extend and retract by the telescopic motor or hydraulic cylinder, so as to push the workpiece to be plated into the coating chamber for coating; however, since the push rod generally needs a long stroke to push the workpiece, a high-power telescopic motor or hydraulic cylinder is required to meet the requirement of the long stroke of the push rod, which makes the realization cost of the entire push rod mechanism relatively high, resulting in high production cost of the coating equipment. Utility Model Content

[0004] The utility model provides a push rod mechanism, aiming to solve the problem that the push rod mechanism used in coating equipment in the prior art has a long stroke for pushing a workpiece, and the cost is high.

[0005] The utility model is implemented by providing a push rod mechanism for coating equipment, comprising:

[0006] Fixed rails;

[0007] A first belt or chain installed on the fixed guide rail and arranged along the length direction of the fixed guide rail;

[0008] A rotating motor connected to the first belt or chain for driving the first belt or chain to rotate;

[0009] A movable guide rail movably disposed on the fixed guide rail and connected to the first belt or chain, wherein the first belt or chain can drive the movable guide rail to extend and retract relative to the fixed guide rail;

[0010] a second belt or chain installed on the movable guide rail and arranged along the length direction of the movable guide rail, the movable guide rail is connected to the second belt or chain and can drive the second belt or chain to rotate; and

[0011] A push rod connected to the second belt or chain, wherein the second belt or chain can drive the push rod to extend and retract relative to the movable guide rail.

[0012] Preferably, the push rod mechanism includes a first transmission wheel and a second transmission wheel which are arranged on the fixed guide rail at intervals along the length direction of the fixed guide rail, the first belt or chain is wound around the first transmission wheel and the second transmission wheel, and the rotating motor is connected to the first transmission wheel or the second transmission wheel.

[0013] Preferably, the push rod mechanism comprises a third transmission wheel and a fourth transmission wheel which are arranged on the movable guide rail at intervals along the length direction of the movable guide rail, and the second belt or chain is wound around the third transmission wheel and the fourth transmission wheel.

[0014] Preferably, the push rod mechanism also includes a first connecting block fixed on the movable guide rail, the movable guide rail is connected to the first belt or chain through the first connecting block, and the first belt or chain drives the movable guide rail to extend and retract relative to the fixed guide rail through the first connecting block.

[0015] Preferably, the push rod mechanism also includes a second connecting block fixed to the push rod, the push rod is connected to the second belt or chain via the second connecting block, and the second belt or chain drives the push rod to extend and retract relative to the movable guide rail via the second connecting block.

[0016] Preferably, first guide rails are respectively provided on both sides of the fixed guide rail along the length direction thereof, and a plurality of first guide wheels corresponding to and cooperating with the first guide rails are respectively provided on both sides of the first connecting block.

[0017] Preferably, second guide rails are respectively provided on both sides of the movable guide rail along the length direction thereof, and a plurality of second guide wheels corresponding to and cooperating with the second guide rails are respectively provided on both sides of the second connecting block.

[0018] Preferably, the push rod includes a connecting rod and a push plate vertically connected to the connecting rod, and one end of the connecting rod is fixedly connected to the second belt or chain.

[0019] Preferably, the fixed guide rail is provided with a first receiving groove arranged along the length direction of the fixed guide rail, and the first belt or chain is built into the first receiving groove; the movable guide rail is provided with a second receiving groove arranged along the length direction of the movable guide rail, and the second belt or chain is built into the second receiving groove.

[0020] The utility model also provides a coating device, comprising the above-mentioned push rod mechanism.

[0021] The push rod mechanism provided by the utility model is provided with a fixed guide rail, a first belt or chain, a rotating motor, a movable guide rail, a second belt or chain, and a push rod, and the rotating motor is used to drive the first belt or chain to rotate on the fixed guide rail, and the first belt or chain drives the movable guide rail to move relative to the fixed guide rail, so that the movable guide rail is telescopic relative to the fixed guide rail, and at the same time the movable guide rail drives the second belt or chain to move, and the second belt or chain synchronously drives the push rod to move, so that the push rod is telescopic relative to the movable guide rail, thereby realizing synchronous telescopic movement of the push rod and the movable guide rail, and can realize long-stroke telescopic movement of the push rod, and because the push rod and the movable guide rail are synchronously telescopic, the telescopic speed of the push rod is improved, and the pushing efficiency of the push rod is improved; moreover, the movable guide rail and the push rod can be synchronously telescopic by using the rotating motor to drive the first belt or chain to rotate, replacing the high-power telescopic motor or hydraulic cylinder used in the traditional push rod mechanism, greatly reducing the implementation cost of the push rod mechanism, and can realize the long-stroke pushing of the push rod workpiece at a low cost, and the implementation structure is simpler, which is conducive to the processing and production of the push rod mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic diagram of the structure of a push rod mechanism provided by an embodiment of the utility model when the push rod is in an extended state;

[0023] Figure 2 A schematic diagram of a part of the structure of a push rod mechanism provided by an embodiment of the utility model when the push rod is in an extended state;

[0024] Figure 3 A schematic diagram of the structure of a push rod mechanism provided by an embodiment of the utility model when the push rod is in a retracted state;

[0025] Figure 4 A schematic diagram of a part of the structure of a push rod mechanism provided by an embodiment of the utility model when the push rod is in a retracted state;

[0026] Figure 5 A side schematic diagram of a push rod mechanism provided by an embodiment of the utility model;

[0027] Figure 6 For along Figure 5 Schematic diagram of the cross section along the AA direction. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0029] The push rod mechanism provided by the embodiment of the utility model is provided with a fixed guide rail, a first belt or chain, a rotating motor, a movable guide rail, a second belt or chain, and a push rod, and the rotating motor is used to drive the first belt or chain to rotate on the fixed guide rail, and the first belt or chain drives the movable guide rail to move relative to the fixed guide rail, so that the movable guide rail is telescopic relative to the fixed guide rail, and at the same time, the movable guide rail drives the second belt or chain to move, and the second belt or chain movement synchronously drives the push rod to move, so that the push rod is telescopic relative to the movable guide rail, thereby realizing synchronous telescopic movement of the push rod and the movable guide rail, and can realize long-stroke telescopic movement of the push rod, and because the push rod and the movable guide rail are synchronously telescopic, the telescopic speed of the push rod is improved, and the pushing efficiency of the push rod is improved; moreover, the movable guide rail and the push rod can be synchronously telescopic by using the rotating motor to drive the first belt or chain to rotate, replacing the high-power telescopic motor or hydraulic cylinder used in the traditional push rod mechanism, greatly reducing the implementation cost of the push rod mechanism, and can realize the long-stroke pushing of the push rod workpiece at a low cost, and the implementation structure is simpler, which is conducive to the processing and production of the push rod mechanism.

[0030] Please refer to Figure 1-Figure 4 The embodiment of the utility model provides a push rod mechanism for a coating device, comprising:

[0031] Fixed rail 1;

[0032] A first belt or chain 4 installed on the fixed guide rail 1 and arranged along the length direction of the fixed guide rail 1;

[0033] A rotating motor 5 connected to the first belt or chain 4 and used to drive the first belt or chain 4 to rotate;

[0034] A movable guide rail 6 movably disposed on the fixed guide rail 1 and connected to a first belt or chain 4, wherein the first belt or chain 4 can drive the movable guide rail 6 to extend and retract relative to the fixed guide rail 1;

[0035] A second belt or chain 9 installed on the movable guide rail 6 and arranged along the length direction of the movable guide rail 6, wherein the movable guide rail 6 is connected to the second belt or chain 9 and can drive the second belt or chain 9 to rotate; and

[0036] The push rod 10 connected to the second belt or chain 9 can drive the push rod 10 to extend and retract relative to the movable guide rail 6.

[0037] In the embodiment of the utility model, a push rod mechanism is provided by setting a fixed guide rail 1, a first belt or chain 4, a rotating motor 5, a movable guide rail 6, a second belt or chain 9, and a push rod 10. The rotating motor 5 drives the first belt or chain 4 to rotate on the fixed guide rail 1. During the movement of the first belt or chain 4, the movable guide rail 6 is driven to move synchronously relative to the fixed guide rail 1, so that the movable guide rail 6 is extended relative to the fixed guide rail 1, and the movement of the movable guide rail 6 drives the second belt or chain 9 to move synchronously, and the second belt or chain 9 drives the push rod 10 to move synchronously, so that the push rod 10 is extended relative to the movable guide rail 6, and the first belt is used to drive the second belt or chain 9 to move synchronously. Or chain 4 and the second belt or chain 9 respectively drive the push rod 10 and the movable guide rail 6 to extend and retract, which can realize the long-stroke telescopic movement of the push rod 10 and meet the long-stroke requirement of the push rod 10, and the synchronous extension and retraction of the movable guide rail 6 and the push rod 10 improves the extension and retraction speed of the push rod 10 and improves the pushing efficiency of the push rod 10; moreover, the synchronous extension and retraction of the movable guide rail 6 and the push rod 10 can be realized by driving the first belt or chain 4 to rotate by the rotating motor 5, replacing the high-power telescopic motor or hydraulic cylinder, greatly reducing the implementation cost, and can realize the long-stroke pushing of the push rod 10 workpiece at a low cost, and the implementation structure is simple, which is conducive to the processing and production of the push rod mechanism.

[0038] In the embodiment of the utility model, the push rod mechanism can be used in the coating equipment to push the workpiece. For example, the push rod mechanism can be used in the drying chamber of the coating equipment to push the workpiece to be plated in the drying chamber into the coating chamber for coating. Of course, the push rod mechanism can also be used in other scenarios of the coating equipment to push the workpiece.

[0039] In the embodiment of the utility model, the first belt or chain 4 can be a belt or a chain; the second belt or chain 9 can be a belt or a chain. Preferably, the first belt or chain 4 is a belt, and the second belt or chain 9 is a belt, which can reduce the working noise of the push rod mechanism and facilitate the installation of the push rod mechanism. Figure 1-6 The first belt or chain 4 and the second belt or chain 9 shown in the figure are both belts.

[0040] Please refer to Figure 5 and Figure 6 As an embodiment of the utility model, the push rod mechanism includes a first transmission wheel 2 and a second transmission wheel 3 which are arranged on the fixed guide rail 1 at intervals along the length direction of the fixed guide rail 1, a first belt or chain 4 is wound around the first transmission wheel 2 and the second transmission wheel 3, and a rotating motor 5 is connected to the first transmission wheel 2 or the second transmission wheel 3 to drive the first belt or chain 4 to rotate.

[0041] In this embodiment, when the first belt or chain 4 is a belt, the first transmission wheel 2 and the second transmission wheel 3 are pulleys; when the first belt or chain 4 is a chain, the first transmission wheel 2 and the second transmission wheel 3 are sprockets.

[0042] In this embodiment, the rotary motor 5 can be connected to the first transmission wheel 2 or the second transmission wheel 3. The first belt or chain 4 is installed by the first transmission wheel 2 and the second transmission wheel 3, which facilitates the installation and rotation of the first belt or chain 4. For the convenience of description, Figure 1-6 The rotating motor 5 shown in the figure is connected with the first transmission wheel 2. The rotating motor 5 drives the first transmission wheel 2 to rotate, the first transmission wheel 2 drives the first belt or chain 4 to rotate, the first belt or chain 4 then drives the movable guide rail 6 to move synchronously, the movable guide rail 6 drives the second belt or chain 9 to move synchronously, the second belt or chain 9 then drives the push rod 10 to move synchronously to realize the extension and retraction of the push rod 10, the first belt or chain 4 is driven by the rotating motor 5 in a rotating manner, the extension and retraction movement of the push rod 10 can be realized, the structural cost is low, the extension and retraction speed of the push rod 10 is fast, and the pushing efficiency of the push rod 10 is high.

[0043] As an embodiment of the utility model, the push rod mechanism includes a third transmission wheel 7 and a fourth transmission wheel 8 which are arranged on the movable guide rail 6 at intervals along the length direction of the movable guide rail 6, and a second belt or chain 9 is wound around the third transmission wheel 7 and the fourth transmission wheel 8.

[0044] In this embodiment, when the second belt or chain 9 is a belt, the third transmission wheel 7 and the fourth transmission wheel 8 are pulleys; when the second belt or chain 9 is a chain, the third transmission wheel 7 and the fourth transmission wheel 8 are sprockets.

[0045] In this embodiment, when the first belt or chain 4 drives the movable guide rail 6 to move relative to the fixed guide rail 1, the movable guide rail 6 drives the second belt or chain 9 to move synchronously, and the second belt or chain 9 rotates on the third transmission wheel 7 and the fourth transmission wheel 8, and the second belt or chain 9 drives the push rod 10 to move synchronously to achieve the extension and retraction of the push rod 10. The second belt or chain 9 is installed by the third transmission wheel 7 and the fourth transmission wheel 8, which facilitates the installation of the second belt or chain 9 and the rotation of the second belt or chain 9.

[0046] In the embodiment of the utility model, when the push rod 10 of the push rod mechanism extends to push the workpiece, the rotating motor 5 drives the first transmission wheel 2 to rotate forward, the first transmission wheel 2 and the second transmission wheel 3 to rotate forward, the first transmission wheel 2 and the second transmission wheel 3 drive the first belt or chain 4 to rotate forward, and the first belt or chain 4 drives the movable guide rail 6 to move in the first direction relative to the fixed guide rail 1 during the rotation movement, and the movable guide rail 6 will drive the second belt or chain 9 to rotate forward synchronously during the movement process, the third transmission wheel 7 and the fourth transmission wheel 8 rotate forward with the second belt or chain 9, and the push rod 10 moves synchronously in the first direction with the second belt or chain 9, so that the movable guide rail 6 is extended relative to the fixed guide rail 1, and the push rod 10 is extended relative to the movable guide rail 6 to push the workpiece. When the push rod 10 of the push rod mechanism is retracted, the rotating motor 5 drives the first transmission wheel 2 to rotate in the opposite direction, the first transmission wheel 2 and the second transmission wheel 3 to rotate in the opposite direction, the first transmission wheel 2 and the second transmission wheel 3 drive the first belt or chain 4 to rotate in the opposite direction, and the first belt or chain 4 drives the movable guide rail 6 to move in the second direction opposite to the first direction relative to the fixed guide rail 1 during the rotation process, and the movable guide rail 6 will drive the second belt or chain 9 to rotate in the opposite direction synchronously during the movement process, the third transmission wheel 7 and the fourth transmission wheel 8 rotate in the opposite direction with the second belt or chain 9, and the second belt or chain 9 drives the push rod 10 to move in the second direction synchronously, so that the push rod 10 and the movable guide rail 6 are retracted in the fixed guide rail 1. Repeat the above actions in this way to realize the function of the push rod 10 to telescope and push the workpiece.

[0047] As an embodiment of the utility model, the push rod mechanism also includes a first connecting block 11 fixed on the movable guide rail 6, the movable guide rail 6 is connected to the first belt or chain 4 through the first connecting block 11, and the first belt or chain 4 drives the movable guide rail 6 to extend and retract relative to the fixed guide rail 1 through the first connecting block 11.

[0048] In this embodiment, the specific structure of the first connecting block 11 is not limited, and the connection method between the first connecting block 11 and the first belt or chain 4 is not limited, and can be screw connection or other connection methods.

[0049] In this embodiment, during the movement of the first belt or chain 4, the first belt or chain 4 drives the movable guide rail 6 to move synchronously relative to the fixed guide rail 1 through the first connecting block 11, thereby realizing the extension and retraction of the movable guide rail 6 relative to the fixed guide rail 1. The movable guide rail 6 is connected to the first belt or chain 4 through the first connecting block 11, which facilitates the fixed connection of the movable guide rail 6 and the first belt or chain 4, and facilitates the synchronous movement of the movable guide rail 6 and the first belt or chain 4.

[0050] As an embodiment of the utility model, the push rod mechanism also includes a second connecting block 12 fixed to the push rod 10, and the push rod 10 is connected to the second belt or chain 9 through the second connecting block 12, and the second belt or chain 9 drives the push rod 10 to extend and retract relative to the movable guide rail 6 through the second connecting block 12.

[0051] In this embodiment, the specific structure of the second connecting block 12 is not limited, and the connection method between the second connecting block 12 and the second belt or chain 9 is not limited, and can be screw connection or other connection methods.

[0052] In this embodiment, during the movement of the second belt or chain 9, the second belt or chain 9 drives the push rod 10 to move synchronously relative to the movable guide rail 6 through the second connecting block 12, thereby realizing the extension and retraction of the push rod 10 relative to the movable guide rail 6. The connection between the push rod 10 and the second belt or chain 9 is realized through the second connecting block 12, which facilitates the fixed connection between the push rod 10 and the second belt or chain 9, and facilitates the synchronous movement of the push rod 10 and the second belt or chain 9.

[0053] As an embodiment of the present invention, first guide rails 13 are respectively provided on both sides of the fixed guide rail 1 along its length direction, and a plurality of first guide wheels 14 corresponding to the first guide rails 13 are respectively provided on both sides of the first connecting block 11 .

[0054] In this embodiment, during the movement of the movable guide rail 6 relative to the fixed guide rail 1, the first guide rail 13 and the plurality of first guide wheels 14 are used to cooperate and limit the movement, thereby playing a guiding and limiting role in the movement of the movable guide rail 6 relative to the fixed guide rail 1, thereby ensuring the reliability of the movement of the movable guide rail 6 along the fixed guide rail 1.

[0055] Among them, two rows of first guide wheels 14 facing each other are respectively arranged on both sides of the first connection block 11, and two first guide rails 13 facing each other and correspondingly matched with the two rows of first guide wheels 14 are respectively arranged on both sides of the fixed guide rail 1. The two rows of first guide wheels 14 are respectively matched with the corresponding first guide rails 13, so that the two rows of first guide wheels 14 clamp the fixed guide rail 1 and can slide along the corresponding first guide rail 13. Therefore, the first connection block 11 uses the two rows of first guide wheels 14 to clamp on the fixed guide rail 1 and can slide relative to the fixed guide rail 1, which can not only stably install the movable guide rail 6 on the fixed guide rail 1, but also ensure the reliability of the movement of the movable guide rail 6 relative to the fixed guide rail 1. Among them, the number of first guide wheels 14 in each row can be flexibly set, Figure 2 The number of the first guide wheels 14 in each row shown in FIG. 1 is three.

[0056] As an embodiment of the present invention, second guide rails 15 are respectively provided on both sides of the movable guide rail 6 along its length direction, and a plurality of second guide wheels 16 corresponding to and cooperating with the second guide rails 15 are respectively provided on both sides of the second connecting block 12 .

[0057] In this embodiment, during the movement of the push rod 10 relative to the movable guide rail 6, the second guide rail 15 and multiple second guide wheels 16 are used to cooperate and limit the movement, thereby playing a guiding and limiting role in the movement of the push rod 10 relative to the movable guide rail 6, ensuring the reliability of the movement of the push rod 10 along the movable guide rail 6.

[0058] Two rows of second guide wheels 16 facing each other are respectively arranged on both sides of the second connection block 12, and two second guide rails 15 facing each other and correspondingly matched with the two rows of second guide wheels 16 are respectively arranged on both sides of the movable guide rail 6. The two rows of second guide wheels 16 are respectively matched with the corresponding second guide rails 15, so that the two rows of second guide wheels 16 clamp the movable guide rail 6 and can slide along the corresponding second guide rail 15. Therefore, the second connection block 12 clamps the movable guide rail 6 with the two rows of second guide wheels 16 and can slide relative to the movable guide rail 6, which can stably install the push rod 10 on the movable guide rail 6 and ensure the reliability of the movement of the push rod 10 relative to the movable guide rail 6. The number of second guide wheels 16 in each row can be flexibly set. Figure 2 The number of the second guide wheels 16 in each row shown in FIG. 1 is three.

[0059] As an embodiment of the utility model, the push rod 10 includes a connecting rod 101 and a push plate 102 vertically connected to the connecting rod 101, and one end of the connecting rod 101 is fixedly connected to the second belt or chain 9. Among them, one end of the connecting rod 101 is connected to the second belt or chain 9 through a second connecting block 12.

[0060] In this embodiment, the connecting rod 101 and the push plate 102 can be integrally formed, or can be separately provided and then assembled into one. The push rod 10 uses the push plate 102 to push the workpiece, which can increase the contact area with the workpiece, making the workpiece pushing stable and reliable.

[0061] As an embodiment of the utility model, the interior of the fixed guide rail 11 is provided with a first receiving groove 17 arranged along its length direction, and the first belt or chain 4 is built into the first receiving groove 17; the interior of the movable guide rail 6 is provided with a second receiving groove 61 arranged along its length direction, and the second belt or chain 9 is built into the second receiving groove 61.

[0062] In this embodiment, the first belt or chain 4 is built into the corresponding first receiving groove 17, and the second belt or chain 9 is built into the second receiving groove 61, which can reduce the space occupied by the first belt or chain 4 and the second belt or chain 9, and can reduce the size of the entire push rod mechanism, which is conducive to the miniaturization of the push rod mechanism.

[0063] As an embodiment of the utility model, it also includes:

[0064] The housing 18 and the fixed guide rail 1 are built in the housing 18 , and the push rod 10 and the movable guide rail 6 can extend out from or retract into the housing 18 relative to one end of the housing 18 .

[0065] In this embodiment, when the push rod 10 is extended to push the workpiece, the push rod 10 and the movable guide rail 6 can be extended relative to one end of the shell 18; when the push rod 10 is retracted, the push rod 10 and the movable guide rail 6 are both retracted inside the shell 18, thereby realizing the storage of the push rod 10 and the movable guide rail 6.

[0066] The present invention also provides a coating device, including the push rod mechanism of the above embodiment. In this embodiment, the coating device also includes a drying chamber and a coating chamber, the drying chamber is provided with a discharge port opposite to the coating chamber of the coating device, the push rod mechanism is provided in the drying chamber and corresponds to the position of the discharge port, and the push rod 10 of the push rod mechanism is used to push the dried workpiece to be plated from the discharge port into the coating chamber.

[0067] In this embodiment, the drying chamber is used to dry the workpiece to be plated. After the workpiece to be plated is dried, the push rod 10 of the push rod mechanism pushes the dried workpiece to be plated from the discharge port into the coating chamber for coating. The coating equipment of this embodiment can realize the long stroke requirement of the push rod 10 at a low cost by setting the above push rod mechanism, and improve the telescopic speed of the push rod 10, and improve the efficiency of the push rod 10 in pushing the workpiece to be plated; moreover, the implementation cost of the push rod mechanism is low, and the implementation structure is simpler, which is conducive to reducing the cost of the coating equipment and simplifying the structure of the coating equipment.

[0068] The push rod mechanism provided by the embodiment of the utility model is provided with a fixed guide rail 1, a first belt or chain 4, a rotating motor 5, a movable guide rail 6, a second belt or chain 9 and a push rod 10, and the rotating motor 5 is used to drive the first belt or chain 4 to rotate on the fixed guide rail 1, and the first belt or chain 4 drives the movable guide rail 6 to move synchronously relative to the fixed guide rail 1, so that the movable guide rail 6 can be extended and retracted relative to the fixed guide rail 1, and the movable guide rail 6 synchronously drives the second belt or chain 9 to move, and the movement of the second belt or chain 9 drives the push rod 10 to move synchronously, so that the push rod 10 can be extended and retracted relative to the movable guide rail 6, so that the push rod 10 and the movable guide rail 6 can be extended and retracted synchronously, and the long stroke requirement of the push rod 10 can be realized, and the extension speed of the push rod 10 is improved, and the pushing efficiency of the push rod 10 is improved; moreover, the synchronous extension and retraction of the movable guide rail 6 and the push rod 10 can be realized by driving the first belt or chain 4 to rotate by the rotating motor 5, replacing the high-power extension motor or hydraulic cylinder used in the traditional push rod mechanism, greatly reducing the implementation cost of the push rod mechanism, and the implementation structure is simpler, which is conducive to the processing and production of the push rod mechanism.

[0069] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A push rod mechanism for coating equipment, characterized in that: include: Fixed rails; A first belt or chain installed on the fixed guide rail and arranged along the length direction of the fixed guide rail; A rotating motor connected to the first belt or chain for driving the first belt or chain to rotate; A movable guide rail movably disposed on the fixed guide rail and connected to the first belt or chain, wherein the first belt or chain can drive the movable guide rail to extend and retract relative to the fixed guide rail; a second belt or chain installed on the movable guide rail and arranged along the length direction of the movable guide rail, the movable guide rail is connected to the second belt or chain and can drive the second belt or chain to rotate; and A push rod connected to the second belt or chain, wherein the second belt or chain can drive the push rod to extend and retract relative to the movable guide rail.

2. The push rod mechanism according to claim 1, characterized in that: The push rod mechanism includes a first transmission wheel and a second transmission wheel which are arranged on the fixed guide rail at intervals along the length direction of the fixed guide rail, the first belt or chain is wound around the first transmission wheel and the second transmission wheel, and the rotating motor is connected to the first transmission wheel or the second transmission wheel.

3. The push rod mechanism according to claim 1, characterized in that: The push rod mechanism comprises a third transmission wheel and a fourth transmission wheel which are arranged on the movable guide rail at intervals along the length direction of the movable guide rail, and the second belt or chain is wound around the third transmission wheel and the fourth transmission wheel.

4. The push rod mechanism according to claim 1, characterized in that: The push rod mechanism also includes a first connecting block fixed on the movable guide rail, the movable guide rail is connected to the first belt or chain through the first connecting block, and the first belt or chain drives the movable guide rail to extend and retract relative to the fixed guide rail through the first connecting block.

5. The push rod mechanism according to claim 1, characterized in that: The push rod mechanism also includes a second connecting block fixed to the push rod, the push rod is connected to the second belt or chain via the second connecting block, and the second belt or chain drives the push rod to extend and retract relative to the movable guide rail via the second connecting block.

6. The push rod mechanism according to claim 4, characterized in that: First guide rails are respectively arranged on both sides of the fixed guide rail along the length direction thereof, and a plurality of first guide wheels corresponding to and matching with the first guide rails are respectively arranged on both sides of the first connecting block.

7. The push rod mechanism according to claim 5, characterized in that: Second guide rails are respectively arranged on both sides of the movable guide rail along the length direction thereof, and a plurality of second guide wheels corresponding to and matching with the second guide rails are respectively arranged on both sides of the second connecting block.

8. The push rod mechanism according to claim 1, characterized in that: The push rod comprises a connecting rod and a push plate vertically connected to the connecting rod, and one end of the connecting rod is fixedly connected to the second belt or chain.

9. The push rod mechanism according to claim 1, characterized in that: A first receiving groove is provided inside the fixed guide rail along the length direction of the fixed guide rail, and the first belt or chain is built into the first receiving groove; a second receiving groove is provided inside the movable guide rail along the length direction of the movable guide rail, and the second belt or chain is built into the second receiving groove.

10. A coating device, characterized in that: It comprises a push rod mechanism as described in any one of claims 1 to 9.