Chip mounter clamping device

Abstract

The utility model relates to the technical field of chip mounter design, in particular to a clamping device of a chip mounter. Comprising a bottom plate, a fixing plate mounted above the bottom plate, clamping plates mounted on the four side portions above the fixing plate correspondingly, and a first driving assembly mounted between the bottom plate and the fixing plate, connected with the clamping plates correspondingly and used for driving the clamping plates to be close to or away from the clamping center. The first driving assembly comprises a connecting rod installed on the side, away from the clamping center, of the clamping plate, a connecting plate with one end connected with the connecting rod and the other end extending into the position between the bottom plate and the fixing plate, and a second driving assembly installed between the bottom plate and the fixing plate, connected with the connecting plate in a sliding mode and connected with the connecting plate in a sliding mode. The directional guide rail is used for driving the connecting plate to move relative to the clamping center when the connecting plate slides along the directional guide rail, and the driving air cylinder is connected with the connecting plate and used for driving the connecting plate to move relative to the directional guide rail.

Description

TECHNICAL FIELD

[0001] The utility model relates to patch machine design technical field, especially a kind of patch machine clamping device. BACKGROUND

[0002] Patch machine is usually configured after glue dispenser or silk screen printing machine in production, it is a kind of equipment that various electronic components are accurately welded on circuit board by moving patching head, in order to maintain stability and accuracy when welding, positioning fixture is needed to clamp.

[0003] The clamping range of existing fixture is fixed when clamping circuit board, it is only applicable to preset size circuit board, when changing circuit board size, it needs to replace fixture, therefore, greatly reduce work efficiency, not suitable for industrial application.

[0004] Therefore, it is necessary to propose a technical means to solve the above defects. UTILITY MODEL CONTENT

[0005] The utility model adopts the following technical solutions:

[0006] A kind of patch machine clamping device, including bottom plate, fixed plate being installed in the top of the bottom plate, clamping plate being installed in the top of the four side parts of the fixed plate respectively, first drive assembly being installed between the bottom plate and the fixed plate and being connected with each clamping plate respectively, for driving each clamping plate to be close to or away from clamping center;

[0007] Wherein, the first drive assembly includes connecting rod being installed in the side of the clamping plate away from the clamping center, connecting plate being connected with the connecting rod at one end and extending into between the bottom plate and the fixed plate at the other end, directional guide rail being installed between the bottom plate and the fixed plate and being slidably connected with the connecting plate, so that the connecting plate moves relative to the clamping center when sliding, and drive cylinder being connected with the connecting plate, for driving the connecting plate to move relative to the directional guide rail.

[0008] Preferably, the fixed plate is provided with a relief groove for the movement of the connecting plate.

[0009] Preferably, the connecting rod is a telescopic rod, and the telescopic rod is provided with a buffer spring.

[0010] Preferably, it further includes a pressing assembly; the pressing assembly includes a pressing plate installed on one side of the clamping plate for clamping the circuit board, and a second drive assembly connected with the pressing plate for driving the pressing plate to press the upper end of the circuit board when the clamping plate clamps the circuit board.

[0011] Preferably, the second driving assembly comprises a piston plate, a connecting seat and a connecting hose; the upper end of the clamping plate is provided with a sliding cavity; the piston plate is installed in the sliding cavity, and the upper end thereof is connected with the pressing plate; the connecting seat is installed between the bottom plate and the fixed plate, and a vacuum cavity connected with an external vacuum generating device is arranged in the connecting seat; and the sliding cavity and the vacuum cavity are connected through the connecting hose.

[0012] Preferably, the side of the clamping plate used for clamping is provided with buffer cotton.

[0013] The utility model relates to a kind of clamping devices of chip mounter, by the setting of bottom plate, fixed plate, clamping plate and first driving assembly, to make circuit board can be positioned and installed at clamping center fast, simultaneously, since first driving assembly is separately set corresponding to each clamping plate, the displacement condition of each clamping plate can be effectively controlled respectively, to make user can be adjusted according to the size of each different to be fixed circuit board, to make it applicable to each different size circuit board fixation, greatly improve the practicability of device. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall schematic view of a kind of clamping devices of chip mounter of the utility model;

[0015] Figure 2 It is Figure 1 sectional structure schematic view. DETAILED DESCRIPTION

[0016] The technical scheme of the utility model will be described clearly and completely in conjunction with the drawings, obviously, the described embodiment is a part of the embodiment of the utility model, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0017] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0018] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For ordinary skilled person in the art, the above-mentioned term can be understood as the specific meaning of the utility model.

[0019] Please refer to Figure 1 With Figure 2 A paster machine clamping device, including the base plate 10, the fixed plate 20 installed above the base plate 10, the clamping plate 30 installed above the four side parts of the fixed plate 20 respectively, the first drive assembly 40 installed between the base plate 10 and the fixed plate 20 and connected with each clamping plate 30 respectively for driving each clamping plate 30 to approach or away from the clamping center;

[0020] Among them, the first drive assembly 40 includes the connecting rod 401 installed on the side of the clamping plate 30 away from the clamping center, the connecting plate 402 with one end connected with the connecting rod 401 and the other end extended into the base plate 10 and the fixed plate 20, the directional guide rail 403 installed between the base plate 10 and the fixed plate 20 and connected with the connecting plate 402 slidingly, so that the connecting plate 402 moves relative to the clamping center when sliding along the directional guide rail 403, and the drive cylinder 404 connected with the connecting plate 402 for driving the connecting plate 402 to move relative to the directional guide rail 403.

[0021] In this embodiment, during operation, the circuit board to be processed is placed between the four clamping plates 30, and then each cylinder in each first drive assembly 40 drives the connecting plate 402 to move along the directional guide rail 403, so that the connecting plate 402 drives the clamping plate 30 to move towards the clamping center through the connecting rod 401, so that the circuit board is stably positioned at the clamping center, thereby achieving rapid positioning of the circuit board.

[0022] The utility model relates to a kind of paster machine clamping devices, by the setting of base plate 10, fixed plate 20, clamping plate 30 and first drive assembly 40, so that circuit board can be quickly positioned and installed at clamping center, simultaneously, since first drive assembly 40 is separately provided corresponding to each clamping plate 30, the displacement of each clamping plate 30 can be effectively controlled respectively, so that user can adjust according to the size of each different circuit board to be fixed, so that it is suitable for the fixing of circuit board of each different size, greatly improve the practicability of device.

[0023] In one specific embodiment, the pressing assembly 50 is further included; the pressing assembly 50 includes a pressing plate 501 installed above the side of the clamping plate 30 for clamping the circuit board, and a second driving assembly connected with the pressing plate 501 for driving the pressing plate 501 to press the upper end of the circuit board when the clamping plate 30 clamps the circuit board.

[0024] In the embodiment, the clamping plate 30 can press the upper end of the circuit board when clamping the circuit board, so that the positioning effect of the positioning plate is further improved, and the circuit board is prevented from deviating during processing. Further, the second driving assembly includes a piston plate 502, a connecting seat 503, and a connecting hose 504; the upper end of the clamping plate 30 is provided with a sliding cavity; the piston plate 502 is installed in the sliding cavity, and the upper end of the piston plate 502 is connected with the pressing plate 501; the connecting seat 503 is installed between the bottom plate 10 and the fixed plate 20, and a vacuum cavity 505 connected with an external vacuum generating device is arranged in the connecting seat 503; the sliding cavity is connected with the vacuum cavity 505 through the connecting hose 504. Specifically, in the embodiment, when the clamping plate 30 clamps the circuit board, the vacuum generating device works to generate negative pressure in the vacuum cavity 505, so that the sliding cavity is also provided with negative pressure through the connecting hose 504, thereby driving the piston plate 502 to move downward in the sliding cavity, so that the pressing plate 501 moves downward and presses the circuit board, thereby limiting and fixing the upper part of the circuit board.

[0025] In one specific embodiment, the fixed plate 20 is provided with a avoiding slot 201 for the movement of the connecting plate 402.

[0026] In one specific embodiment, the connecting rod 401 is a telescopic rod, and a buffer spring (not shown in the figure) is arranged in the telescopic rod. In the embodiment, the telescopic rod and the buffer spring are arranged to avoid damage to the circuit board caused by rigid contact when the clamping plate 30 clamps the circuit board.

[0027] In one specific embodiment, the side of the clamping plate 30 for clamping is provided with a buffer cotton. In the embodiment, the buffer cotton is arranged to prevent damage to the circuit board caused by the clamping plate 30.

[0028] The utility model relates to a kind of clamping devices of chip mounter, by the setting of bottom plate 10, fixed plate 20, clamping plate 30 and first driving assembly 40, so that circuit board can be positioned and installed in clamping center place quickly, simultaneously, since first driving assembly 40 is separately arranged corresponding to each clamping plate 30, the displacement of each clamping plate 30 can be effectively controlled respectively, so that user can adjust according to the size of each different circuit board to be fixed, so that it is suitable for each different size circuit board fixation, greatly improve the practicability of device.

[0029] The above embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several deformations and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A patch clamp device, characterized by: The device comprises a bottom plate, a fixed plate installed above the bottom plate, clamping plates installed on four sides of the fixed plate respectively, a first driving assembly installed between the bottom plate and the fixed plate and connected with each clamping plate to drive each clamping plate to move towards or away from the clamping center; The first driving assembly comprises a connecting rod installed on the side of the clamping plate away from the clamping center, a connecting plate with one end connected with the connecting rod and the other end extending into the space between the bottom plate and the fixed plate, a directional guide rail installed between the bottom plate and the fixed plate and connected with the connecting plate to move the connecting plate along the guide rail and relative to the clamping center, and a driving cylinder connected with the connecting plate to drive the connecting plate to move relative to the directional guide rail.

2. The patch clamp device of claim 1, wherein: The fixed plate is provided with a avoiding slot for the movement of the connecting plate.

3. The patch clamping device of claim 1 wherein: The connecting rod is a telescopic rod, and the telescopic rod is provided with a buffer spring.

4. The patch clamping device of claim 1 wherein: The device further comprises a pressing assembly, which comprises a pressing plate installed above the side of the clamping plate for clamping the circuit board and a second driving assembly connected with the pressing plate to press the pressing plate towards the upper end of the circuit board when the clamping plate clamps the circuit board.

5. The patch clamping device of claim 4 wherein: The second driving assembly comprises a piston plate, a connecting seat and a connecting hose; the upper end of the clamping plate is provided with a sliding cavity; the piston plate is installed in the sliding cavity and its upper end is connected with the pressing plate; the connecting seat is installed between the bottom plate and the fixed plate and is provided with a vacuum cavity connected with an external vacuum generator; the sliding cavity and the vacuum cavity are connected through the connecting hose.

6. The patch clamping device of claim 1 wherein: The side of the clamping plate for clamping is provided with a buffer cotton.

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