WO2021212766A1

WO2021212766A1 - Dual-purpose worktable

Info

Publication number: WO2021212766A1
Application number: PCT/CN2020/120398
Authority: WO
Inventors: 胡志豪
Original assignee: 南京大量数控科技有限公司
Priority date: 2020-04-22
Filing date: 2020-10-12
Publication date: 2021-10-28
Also published as: CN212666001U

Abstract

A dual-purpose worktable, comprising a carrying base (1) and a carrying plate (3) which are selectively used to carry a workpiece (2). The carrying plate (3) has a working surface (31), an abutting surface (34), a negative pressure through hole (32), and a groove (33) communicated with the negative pressure through hole, wherein the groove (33) is formed in the working surface (31). When the carrying plate (3) is placed on the carrying base (1), the abutting surface (34) of the carrying plate (3) abuts against an upper surface (111) of the carrying base (1); and between the workpiece (2) and the working surface (31) of the carrying plate (3), a negative pressure suction force of a negative pressure apparatus (4) reaches the groove (33) in the working surface (31) through an air suction hole (112) and the negative pressure through hole (32), until a negative pressure state is formed in the groove (33), so that the workpiece (2) placed on the working surface (31) is suctioned. Or, only the carrying base (1) is used to carry the workpiece (2) for subsequent processing procedures, and a desired worktable can be used flexibly according to different workpiece requirements.

Description

Dual-purpose workbench

Technical field

The utility model relates to a dual-purpose workbench, in particular to a dual-purpose workbench with adsorption positioning and compression positioning.

Background technique

Generally, during processing of a workpiece, such as a circuit board, the workpiece is positioned on a worktable for the processing machine to perform processing operations on the surface of the workpiece, such as drilling. Taking the circuit board as an example, first place a circuit board on the bearing surface, design the positioning base point on the bearing surface, use the positioning adjustment mechanism to move the four periphery of the circuit board to the positioning base point and fix it, so that the point to be drilled is located on the drilling device , And then proceed to the subsequent circuit board process to be processed.

However, with the continuous development of electronic products in the direction of miniaturization and diversification of functions, flexible circuit boards, flexible circuit boards or thin circuits have also begun to be widely used in the industry, and the above-mentioned workbenches are suitable for hard High-quality circuit boards or circuit boards with a certain thickness. Rigid circuit boards can withstand the pressure. However, for flexible circuit boards, flexible circuit boards or thin circuit boards, they are light and thin, or are easily stressed. Due to the characteristics of shape variation, once relying on the above-mentioned worktable compression positioning method, the circuit board cannot be moved, positioned, deformed, or even damaged. Therefore, how to solve the above-mentioned problems and deficiencies of the prior art is a topic that the related industry is eager to develop.

Technical solutions

The main purpose of the utility model is to be able to apply the original worktable to the post-processing of the workpiece in a pressure-resistant positioning mode, so as to reduce production and manufacturing costs, and the adsorbable carrier plate can be used with the original worktable for adsorption positioning The method for subsequent processing of the workpiece can flexibly use the required workbench operation mode in response to the needs of different workpieces, which has an extremely competitive advantage in the market.

To achieve the above objective, the present invention provides a dual-purpose workbench, which is characterized in that it includes:

The supporting seat includes a body having an upper surface and a suction hole penetrating the body, and the suction hole is coupled to a negative pressure device; and

The bearing plate has a working surface, an abutting surface, and a negative pressure through hole. The negative pressure through hole penetrates the working surface and the abutting surface, and the abutting surface of the bearing plate abuts against the upper surface of the bearing seat, The working surface is for placing the workpiece, the working surface is formed with a groove, and the groove is communicated with the negative pressure through hole, and the negative pressure through hole is airtightly connected to the suction hole of the bearing seat;

By virtue of the negative pressure drive of the negative pressure device to form a negative pressure state in the groove, the workpiece placed on the working surface can be adsorbed.

The dual-purpose workbench, wherein: the supporting base is provided with a first pressing member and a second pressing member, the first pressing member is located on two adjacent sides of the supporting base, and the second pressing member Located on the side of the suction hole.

The dual-purpose workbench, wherein: the bearing seat has an opening and a positioning chute, the first pressing member has a first pressing part, the first pressing part is located in the opening, and the second pressing part There is a second pressing portion, and the second pressing portion is located in the positioning chute.

The dual-purpose workbench, wherein: the positioning chute has a first end and a second end away from the first end, the first end is close to the first pressing member, and the second end Keep away from the first pressing member.

In the dual-purpose workbench, wherein: the first pressing member and the second pressing member are ejection mechanisms.

The dual-purpose workbench, wherein: the bearing seat is provided with an airtight gasket, the airtight gasket is located at the periphery of the suction hole, and the surroundings of the suction hole and the negative pressure through hole rely on the pressure of the airtight gasket Close to form an airtight state.

In the dual-purpose workbench, the negative pressure through hole is located at the center of the carrying plate, and the negative pressure through hole is communicated with the groove.

The dual-purpose workbench, wherein: when the negative pressure through holes are plural, the plurality of negative pressure through holes are located at the center of the bearing plate and are distributed at different positions at intervals, and the plurality of negative pressure through holes are connected to the The grooves are communicated, and the plurality of negative pressure through holes are air-tightly connected to the suction hole of the bearing seat.

In the dual-purpose workbench, the groove is a mesh-shaped passage groove, and the groove is communicated with the negative pressure through hole.

The dual-purpose workbench, wherein: the number of the grooves is plural and the working surface is formed at intervals, and the negative pressure through holes are plural, the plural negative pressure through holes and the plural grooves are one by one Corresponding to the connection, the plurality of negative pressure through holes are airtightly connected to the suction hole of the bearing seat.

Beneficial effect

In summary, the utility model can be applied to workbenches such as rigid circuit boards to perform subsequent processing of workpieces in a pressure-resistant positioning manner, and to further improve the suction structure of the workbench to match the application of the carrier board, thereby achieving a dual-purpose workbench The effect of this can not only effectively reduce the production cost, but also can be adjusted flexibly in response to the needs of the industry. Therefore, it can be used with the original worktable to perform subsequent processing of the workpiece in the adsorption and positioning mode, and the required worktable transport mode can be used flexibly in response to the needs of different workpieces, which has an extremely competitive advantage in the market.

Description of the drawings

Fig. 1 is a perspective view of the structure of the first embodiment of the present invention.

Fig. 2 is a top view of the first embodiment of the present invention.

Figure 3 is an exploded view of the second embodiment of the present invention.

Fig. 4 is a partial enlarged view of Fig. 3.

Fig. 5 is a schematic diagram of the structure of the second embodiment of the present invention.

Fig. 6 is a top view of the second embodiment of the present invention.

Description of Reference Signs: 1 bearing seat; 11 body; 111 upper surface; 112 suction hole; 13 airtight gasket; 14 opening; 15 positioning chute; 151 first end; 152 second end; 16 first abutment Pressure member; 161 first pressing part; 162 first driver; 17 second pressing part; 171 second pressing part; 3 bearing plate; 31 working surface; 32 negative pressure through hole; 33 groove; 34 abutting Surface; 4 negative pressure device.

Embodiments of the present invention

In order to solve the problem that the processing workbench of the existing circuit board has only a single positioning function; the inventor after years of research and development; invented a dual-purpose workbench; to improve the criticism of existing products; the following will introduce in detail how the utility model is A dual-purpose workbench is used to achieve the most efficient functional requirements.

Please refer to Figure 1 and Figure 2 at the same time. The utility model can be improved under the conditions of the original workbench mechanism, and then matched with the adsorption positioning structure to achieve the effect of the dual-purpose workbench. Here, it is explained that the existing workbench is improved after applying the pressure-positioning workbench. Structure and this manner, the dual-purpose workbench includes a bearing seat 1, the bearing seat 1 includes a main body 11, and the main body 11 has an upper surface 111 and an air suction hole 112 penetrating the main body 11. The supporting base 1 is further provided with an airtight gasket 13, the airtight gasket 13 is located on the periphery of the suction hole 112, and the suction hole 112 is coupled to a negative pressure device (not shown in the figure). The supporting base 1 has an opening 14 and a positioning chute 15. The supporting base 1 is further provided with a first pressing member 16 and a second pressing member 17, and the first pressing member 16 and the second pressing member 17 are ejection mechanisms , The first pressing member 16 is located on two adjacent sides of the supporting base 1, and the second pressing member 17 is located at the side of the suction hole 112. Among them, the first pressing member 16 has a first pressing portion 161, the first pressing portion 161 is located in the opening 14, the second pressing member 17 has a second pressing portion 171, and the second pressing portion 171 is located in the positioning slide. Slot 15. The positioning sliding groove 15 has a first end 151 and a second end 152 away from the first end 151. The first end 151 is close to the first pressing member 16, and the second end 152 is away from the first pressing member 16.

Please also match with Figure 2. During operation, first place the workpiece 2, such as a hard circuit board or a circuit board with a thickness, on the upper surface 111 of the carrier 1, so that the first on the two adjacent sides of the carrier 1 The pressing member 16 locates the reference point, and then adjusts the positioning according to the size of the workpiece 2. The first pressing member 16 further has a first driver 162, and the first driver 162 is used to drive the first pressing part 161 to move from the opening 14 Extends out of the opening 14, so that the first pressing part 161 is higher than the upper surface 111 of the bearing seat 1 for positioning purposes, and the first pressing part 16 is used to press the adjacent first side part of the workpiece 2 twenty one. In the same way, the second pressing member 17 further has a second driver (not shown in the figure). The second driver is used to drive the second pressing part 171 from the second end 152 of the positioning chute 15 to the first end. 151 is displaced and extends out of the positioning chute 15, so that the second pressing portion 171 is higher than the upper surface 111 of the bearing base 1 for positioning purposes. The workpiece 2 has an adjacent second portion corresponding to the first side portion 21. The side portion 22 and the second pressing member 17 are used for pressing the second side portion 22 of the workpiece 2. In this way, the periphery of the workpiece 2 can be positioned at a predetermined position on the upper surface 111 of the supporting base 1 so as to facilitate subsequent processing procedures.

Please refer to Fig. 3, Fig. 4, Fig. 5 and Fig. 6 at the same time. Here, the structure design of the present utility model with the original workbench improved by adsorption positioning mode is explained. The dual-purpose workbench includes a bearing seat 1 and a bearing plate 3 for placing on the upper surface 111 of the bearing seat 1. The same components in the second embodiment and the first embodiment have the same reference numerals, and the same parts will not be repeated. The carrier 1 and the carrier plate 3 are selectively used to carry the workpiece 2. In the first embodiment, the carrier 1 is used to carry the workpiece 2, and in the second embodiment, the carrier plate 3 is used to carry the workpiece 2. The supporting board 3 has a working surface 31, an abutting surface 34 and a negative pressure through hole 32, and the negative pressure through hole 32 penetrates the working surface 31 and the abutting surface 34. The working surface 31 is formed with a groove 33, and the groove 33 is in communication with the negative pressure through hole 32, and the negative pressure through hole 32 is airtightly connected to the suction hole 112 of the carrier 1, for example, through the suction hole 112 and the negative pressure through hole The periphery of 32 is tightly pressed by the airtight gasket 13 to form an airtight state. Among them, the groove 33 is preferably designed as a net-shaped passage groove, which is recessed from the upper side of the negative pressure through hole 32 at intervals and radially extends toward the adjacent side of the carrier plate 3 to form a communicating passage. The net-shaped passage groove The negative pressure through hole 32 communicates with each other.

When the bearing plate 3 is placed on the bearing seat 1, the abutting surface 34 of the bearing plate 3 abuts the upper surface 111 of the bearing seat 1, and the surroundings of the suction hole 112 and the negative pressure through hole 32 are pressed by the airtight gasket 13 When the workpiece 2 is placed on the working surface 31 of the carrier plate 3, the suction force is driven by the negative pressure of the negative pressure device 4 from the suction hole 112 and the negative pressure through hole 32 to the groove 33. The working surface 31 until a negative pressure is formed in the groove 33, so that the workpiece 2 placed on the working surface 31 is adsorbed. When the work piece 2 is directly adsorbed and fixed by the adsorption positioning method, the shape design of the groove 33 of the present invention not only ensures that the surface of the work piece 2 has a good contact adsorption and fixation effect, but is also suitable for work pieces 2 of various shapes and sizes.

Among them, the negative pressure through hole 32 is located at the center of the carrying plate 3, and the negative pressure through hole 32 is connected to the groove 33; of course, if the size of the workpiece 2 is large, the relatively large negative pressure suction force needs to be relatively large, so The design of negative pressure through holes 32 can be added according to demand. The number of grooves 33 is plural and the working surfaces 31 are formed at intervals. When the negative pressure through holes 32 are plural, at least one negative pressure through hole 32 is provided in each recess. The groove 33 and the plurality of through holes 32 are respectively communicated with the plurality of grooves 33, and the plurality of negative pressure through holes 32 are air-tightly connected to the suction hole 112 of the bearing seat 1, and the suction hole 112, The plurality of negative pressure through holes 32 lead into the plurality of grooves 33 and face the working surface 31 until a negative pressure state is formed in the grooves 33 to allow the workpiece 2 placed on the working surface 31 to be adsorbed.

Among them, the adsorption positioning method is suitable for soft circuit boards, flexible circuit boards, or thin circuit boards. Therefore, when the workpiece 2 is adsorbed on the working surface 31 of the carrier board 3, the image recognition system can be used 5 Detect the workpiece image of the workpiece 2 and obtain the positioning reference point in the workpiece image to facilitate subsequent processing of the workpiece 2.

In summary, the utility model can be applied to a workbench such as a rigid circuit board to perform subsequent processing of the workpiece 2 in a compression positioning manner, and the suction structure of the workbench is further improved to match the application of the carrier board 3, thereby achieving dual use The efficiency of the workbench can not only effectively reduce the production cost, but also can be adjusted flexibly in response to the needs of the industry. Therefore, the workbench can be used with the original workbench to perform subsequent processing on the workpiece 2 in an adsorption and positioning manner, and the required workbench transportation mode can be used flexibly in response to the needs of different workbenches, which has an extremely competitive advantage in the market.

The above description is only illustrative, not restrictive, for the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims. But all will fall into the scope of protection of the utility model.

Claims

A dual-purpose workbench, which is characterized in that it comprises:

The supporting seat includes a body having an upper surface and a suction hole penetrating the body, and the suction hole is coupled to a negative pressure device; and

The bearing plate has a working surface, an abutting surface, and a negative pressure through hole. The negative pressure through hole penetrates the working surface and the abutting surface, and the abutting surface of the bearing plate abuts against the upper surface of the bearing seat, The working surface is for placing the workpiece, the working surface is formed with a groove, and the groove is communicated with the negative pressure through hole, and the negative pressure through hole is airtightly connected to the suction hole of the bearing seat;

By virtue of the negative pressure drive of the negative pressure device to form a negative pressure state in the groove, the workpiece placed on the 10 working surface can be adsorbed.
3. The dual-purpose workbench of claim 1, wherein the bearing seat is provided with a first pressing member and a second pressing member, and the first pressing member is located on two adjacent sides of the bearing seat, The second pressing member is located at the side of the suction hole.
3. The dual-purpose workbench of claim 2, wherein the bearing seat has an opening and a positioning sliding groove, the first pressing member has a first pressing portion, and the first pressing portion is located in the opening, The second pressing member has a second pressing part, and the second pressing part is located in the positioning sliding groove.
The dual-purpose workbench of claim 3, wherein the positioning chute has a first end and a second end away from the first end, and the first end is close to the first pressing member , The second end is far away from the first pressing member.
3. The dual-purpose workbench of claim 2, wherein the first pressing member and the second pressing member are ejection mechanisms.
The dual-purpose workbench according to claim 1, wherein the bearing seat is provided with an airtight gasket, the airtight gasket is located at the periphery of the suction hole, and the surroundings of the suction hole and the negative pressure through hole rely on the The pressure tightness of the airtight gasket forms an airtight state.
3. The dual-purpose work of claim 1, wherein the negative pressure through hole is located at the center of the supporting plate, and the negative pressure through hole is communicated with the groove.
The dual-purpose workbench according to claim 1, wherein when the negative pressure through holes are plural, the plural negative pressure through holes are located at the center of the carrier plate and are spaced at different positions, and the plural negative pressure through holes The negative pressure through hole is communicated with the groove, and the plurality of negative pressure through holes are airtightly connected to the suction hole of the bearing seat.
3. The dual-purpose workbench according to claim 1, wherein the groove is a mesh-shaped passage groove, and the groove is communicated with the negative pressure through hole.
The dual-purpose workbench according to claim 1, wherein the number of the grooves is plural and the working surface is formed at intervals, and when the negative pressure through holes are plural, the plural negative pressure through holes and The plurality of grooves are connected in one-to-one correspondence, and the plurality of negative pressure through holes are airtightly connected to the suction hole of the bearing seat.