Substrate supporting device

Abstract

The utility model discloses a substrate supporting device, and relates to the field of substrate printing equipment. According to the technical scheme, the device is characterized by comprising a supporting bottom plate, a fixed lower supporting block assembly and a movable lower supporting block assembly are arranged on the supporting bottom plate, and a first guide rail assembly is arranged between the movable lower supporting block assembly and the supporting bottom plate; the substrate supporting device further comprises an adjusting driving mechanism acting on the movable lower supporting block assembly, and the adjusting driving mechanism is used for adjusting the distance between the fixed lower supporting block assembly and the movable lower supporting block assembly. The base plate supporting device can be automatically adjusted to be matched with base plates of different specifications, so that the production efficiency can be improved, the situation that supporting is not in place is avoided, and the production quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of substrate printing equipment, and more specifically, to a substrate supporting device. Background Art

[0002] When the substrate printer prints substrates of different sizes, it is necessary to replace the number and position of the support blocks according to the size of the substrate to avoid poor printing due to lack of support.

[0003] Currently, the replacement of the lower support block is all done manually. However, manual replacement of the support block is time-consuming and may even lead to replacement errors or forgetfulness. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a substrate support device that can automatically adjust to match substrates of different specifications, thereby improving production efficiency, avoiding the situation of inadequate support, and improving production quality.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A substrate supporting device comprises a supporting bottom plate, on which a fixed lower supporting block assembly and a movable lower supporting block assembly are respectively arranged, and a first guide rail assembly is arranged between the movable lower supporting block assembly and the supporting bottom plate;

[0007] The substrate supporting device further comprises an adjusting driving mechanism acting on the movable lower supporting block assembly, wherein the adjusting driving mechanism is used to adjust the distance between the fixed lower supporting block assembly and the movable lower supporting block assembly.

[0008] Furthermore, the fixed lower support block assembly includes a fixed support plate and a plurality of fixed lower support blocks arranged on the fixed support plate; the movable lower support block assembly includes a movable support plate and a plurality of movable lower support blocks arranged on the movable support plate.

[0009] Further, the plurality of fixed lower support blocks are arranged at intervals along a linear direction, the plurality of movable lower support blocks are arranged at intervals along a linear direction, and the movable lower support block can be moved to be located between two fixed lower support blocks.

[0010] Furthermore, the substrate support device further comprises a fixed bottom plate located below the support bottom plate, the fixed bottom plate is provided with a lifting mechanism acting on the support bottom plate; the fixed bottom plate is provided with a fixed substrate support mechanism and a movable substrate support mechanism mounted above the support bottom plate;

[0011] A second guide rail assembly is arranged between the movable substrate support mechanism and the fixed bottom plate, and a linear drive mechanism acting on the movable substrate support mechanism is arranged on the fixed bottom plate;

[0012] The fixed substrate support mechanism is arranged on the same side as the fixed lower support block assembly, the movable substrate support mechanism is arranged on the same side as the movable lower support block assembly, and the fixed lower support block assembly and the movable lower support block assembly are located between the fixed substrate support mechanism and the movable substrate support mechanism.

[0013] Further, a transmission structure is provided between the movable lower support block assembly and the linear drive mechanism; or, a transmission structure is provided between the movable lower support block assembly and the movable substrate support mechanism;

[0014] Then, the linear drive mechanism serves as an adjustment drive mechanism.

[0015] Furthermore, the transmission structure includes a transmission transverse plate connected to the linear drive mechanism or the movable substrate supporting mechanism, a transmission vertical plate connected to the movable support plate, and two limit members arranged on the transmission transverse plate; the two limit members clamp the transmission vertical plate therebetween, and the transmission vertical plate can move in the vertical direction relative to the limit members.

[0016] Furthermore, the limiting member includes a limiting pin, a limiting bearing or a limiting roller.

[0017] Furthermore, the transmission structure also includes a fixed carrier plate and a deflection plate that respectively carry two limit members; the fixed carrier plate is fixedly connected to the transmission cross plate, and a rotating shaft is arranged between the deflection plate and the transmission cross plate; the deflection plate can rotate around the rotating shaft, and an elastic member is arranged between the deflection plate and the transmission cross plate, and the elastic force of the elastic member makes the limit member on the deflection plate tend to approach the transmission vertical plate.

[0018] Furthermore, the elastic member includes a torsion spring sleeved on the rotating shaft, and the deflection plate and the transmission cross plate are respectively provided with a first shift rod and a second shift rod matched with the torsion spring.

[0019] Furthermore, the fixed substrate supporting mechanism comprises a fixed supporting plate, and the movable substrate supporting mechanism comprises a movable supporting plate; the fixed supporting plate and the movable supporting plate are respectively provided with vacuum adsorption holes.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1. By adjusting the spacing between the fixed lower support block assembly and the movable lower support block assembly, substrates of different sizes and specifications can be matched; the movable lower support block assembly is driven to move by an adjustment drive mechanism, so that automatic adjustment can be achieved without manual operation; therefore, the substrate support device can automatically adjust to match substrates of different specifications, thereby improving production efficiency, avoiding the situation of inadequate support, and improving production quality;

[0022] 2. According to the specifications of the substrate, the linear drive mechanism drives the movable substrate support mechanism to move, so that the spacing between the movable substrate support mechanism and the fixed substrate support mechanism matches the specifications of the substrate, thereby supporting and fixing the substrate; at the same time, the movable lower support block assembly moves synchronously, so that the spacing between the movable lower support block assembly and the fixed lower support block assembly matches the specifications of the substrate, thereby achieving auxiliary support for the substrate; therefore, using a linear drive mechanism to drive the movable substrate support mechanism and the movable lower support block assembly to move synchronously can save the adjustment of the drive mechanism, simplify the structure of the device, and reduce costs;

[0023] 3. Fixing one limiter and pressing the other limiter on the transmission vertical plate under the action of elastic force can make the transmission vertical plate rise and fall smoothly, and can improve the horizontal movement accuracy and stability of the transmission vertical plate, and can also improve the horizontal movement accuracy and stability of the movable lower support block assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The structure of the substrate support device in the embodiment is shown in FIG. Figure 1 ;

[0025] Figure 2 The structure of the substrate support device in the embodiment is shown in FIG. Figure 2 ;

[0026] Figure 3 The structure of the substrate support device in the embodiment is shown in FIG. Figure 3 ;

[0027] Figure 4 The structure of the substrate support device in the embodiment is shown in FIG. Figure 4 ;

[0028] Figure 5 The structure of the substrate support device in the embodiment is shown in FIG. Figure 5 ;

[0029] Figure 6 Schematic diagram of the transmission structure in the embodiment.

[0030] In the figure: 1. fixed base plate; 2. supporting base plate; 3. lifting mechanism; 41. fixed support plate; 42. fixed lower support block; 43. movable support plate; 44. movable lower support block; 45. first guide rail assembly; 51. fixed support plate; 52. movable support plate; 53. second guide rail assembly; 54. linear drive mechanism; 61. transmission cross plate; 62. fixed carrier plate; 63. deflection transfer plate; 64. rotating shaft; 65. limiting member; 66. first gear lever; 67. second gear lever; 68. torsion spring; 69. transmission vertical plate. DETAILED DESCRIPTION

[0031] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0032] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention. Example

[0033] A substrate support device, referring to Figures 1 to 6 , which includes a supporting base plate 2, on which a fixed lower supporting block assembly and a movable lower supporting block assembly are respectively arranged; a first guide rail assembly 45 is arranged between the movable lower supporting block assembly and the supporting base plate 2, so that the movable lower supporting block assembly can move relative to the supporting base plate 2; the substrate supporting device also includes an adjusting driving mechanism acting on the movable lower supporting block assembly, and the adjusting driving mechanism is used to drive the movable lower supporting block assembly to move, thereby adjusting the distance between the fixed lower supporting block assembly and the movable lower supporting block assembly.

[0034] Reference Figures 1 to 6 In this embodiment, the lower support block assembly is respectively set as a fixed lower support block assembly and a movable lower support block assembly, and the fixed lower support block assembly and the movable lower support block assembly cooperate to realize the support of the substrate; by adjusting the distance between the fixed lower support block assembly and the movable lower support block assembly, it is possible to match substrates of different sizes and specifications; the movable lower support block assembly is driven to move by an adjusting driving mechanism, so that automatic adjustment can be realized without manual operation; therefore, the substrate support device in this embodiment can automatically adjust to match substrates of different specifications, thereby improving production efficiency, avoiding the situation of inadequate support, and improving production quality.

[0035] Reference Figures 1 to 6Specifically, the fixed lower support block assembly described in this embodiment includes a fixed support plate 41, and a plurality of fixed lower support blocks 42 arranged on the fixed support plate 41; the plurality of fixed lower support blocks 42 are arranged at intervals along a straight line direction, and the straight line direction is perpendicular to the moving direction of the first guide rail assembly 45; the movable lower support block assembly includes a movable support plate 43, and a plurality of movable lower support blocks 44 arranged on the movable support plate 43; the first guide rail assembly 45 is arranged between the movable support plate 43 and the supporting bottom plate 2; the plurality of movable lower support blocks 44 are arranged at intervals along a straight line direction, and the straight line direction is perpendicular to the moving direction of the first guide rail assembly 45; in this embodiment, the fixed lower support blocks 42 and the movable lower support blocks 44 are arranged at intervals along the straight line direction, which is beneficial to improving the supporting effect.

[0036] Reference Figures 1 to 6 Preferably, in this embodiment, the movable lower support block 44 and the fixed lower support block 42 are arranged in a staggered manner, so that the movable lower support block 44 can be embedded between the two fixed lower support blocks 42 to achieve negative spacing adjustment, so that it can match a smaller-sized substrate and improve the scope of application; specifically, in this embodiment, the fixed lower support block 42 and the movable lower support block 44 have the same length, then the movable lower support block 44 can be embedded between the two fixed lower support blocks 42, and the movable lower support block 44 is flush with the end of the fixed lower support block 42 to achieve minimum spacing adjustment; of course, in other optional embodiments, the fixed lower support block and the movable lower support block may also adopt other arrangements, which are not limited here.

[0037] Reference Figures 1 to 6 In this embodiment, the substrate support device also includes a fixed base plate 1 located below the support base plate 2, and a lifting mechanism 3 acting on the support base plate 2 is provided on the fixed base plate 1; that is, the lifting mechanism 3 is used to drive the support base plate 2 to perform lifting and lowering movements; a fixed substrate support mechanism and a movable substrate support mechanism mounted above the support base plate 2 are respectively provided on the fixed base plate 1; the fixed substrate support mechanism includes a fixed support plate 51, and the movable substrate support mechanism includes a movable support plate 52; vacuum adsorption holes are respectively provided on the fixed support plate 51 and the movable support plate 52; a second guide rail assembly 53 is provided between the movable substrate support mechanism and the fixed base plate 1, and a linear drive mechanism 54 acting on the movable substrate support mechanism is provided on the fixed base plate 1; that is, the linear drive mechanism 54 is used to drive the movable substrate support mechanism to move; the fixed substrate support mechanism is arranged on the same side as the fixed lower support block assembly, and the movable substrate support mechanism is arranged on the same side as the movable lower support block assembly, and the fixed lower support block assembly and the movable lower support block assembly are located between the fixed substrate support mechanism and the movable substrate support mechanism.

[0038] Reference Figures 1 to 6, place the substrate on the fixed substrate supporting mechanism and the movable substrate supporting mechanism, then the bottom wall of the substrate contacts with the fixed supporting plate 51 and the movable supporting plate 52 respectively, and then the substrate is adsorbed and fixed through the vacuum adsorption holes; then, the lifting mechanism 3 drives the supporting bottom plate 2 to move upward, so that the fixed lower supporting block 42 and the movable lower supporting block 44 contact with the bottom wall of the substrate respectively; that is, the fixed supporting plate 51 and the movable supporting plate 52 support and adsorb and fix the two sides of the substrate, and the fixed lower supporting block 42 and the movable lower supporting block 44 support the middle of the substrate, thereby ensuring the stability of the substrate and improving the printing quality.

[0039] Reference Figures 1 to 6 Preferably, in the present embodiment, a transmission structure is arranged between the movable lower support block assembly and the linear drive mechanism; or, a transmission structure is arranged between the movable lower support block assembly and the movable substrate support mechanism; then, the linear drive mechanism 54 serves as an adjusting drive mechanism; that is, in the present embodiment, the movable substrate support mechanism and the movable lower support block assembly are driven to move synchronously by the linear drive mechanism 54, so as to realize synchronous adjustment of the movable substrate support mechanism and the movable lower support block assembly; according to the specifications of the substrate, the linear drive mechanism 54 drives the movable substrate support mechanism to move, so that the distance between the movable substrate support mechanism and the fixed substrate support mechanism matches the specifications of the substrate, so as to realize support and fixation of the substrate; at the same time, the movable lower support block assembly moves synchronously, so that the distance between the movable lower support block assembly and the fixed lower support block assembly matches the specifications of the substrate, so as to realize auxiliary support of the substrate.

[0040] Reference Figures 1 to 6 Therefore, in this embodiment, a linear drive mechanism 54 is used to drive the movable substrate supporting mechanism and the movable lower supporting block assembly to move synchronously, which can eliminate the adjustment drive mechanism, simplify the structure of the device, and reduce costs; of course, in other optional embodiments, an independent adjustment drive mechanism can also be set for the movable lower supporting block assembly, which is not limited here.

[0041] Reference Figures 1 to 6Specifically, the transmission structure in this embodiment includes a transmission transverse plate 61 connected to the linear drive mechanism 54, a transmission vertical plate 69 connected to the movable support plate 43, and two limit members 65 arranged on the transmission transverse plate 61; the two limit members 65 clamp the transmission vertical plate 69 therein, and the transmission vertical plate 69 can move in the vertical direction relative to the limit members 65; the two limit members 65 clamp the transmission vertical plate 69 therein, and the linear drive mechanism 54 can drive the movable lower support block assembly to move; and the lifting mechanism 3 can drive the movable lower support block assembly to be lifted and lowered; therefore, the transmission structure in this embodiment can drive the movable lower support block assembly to move in the horizontal direction, and will not interfere with the lifting and lowering movement of the movable lower support block assembly; the limit member can adopt a limit pin, a limit bearing or a limit roller. Specifically, the limit member in this embodiment is a limit roller.

[0042] Reference Figures 1 to 6 The transmission structure also includes a fixed carrier plate 62 and a deflection plate 63 that respectively carry two limit members 65; the fixed carrier plate 62 is fixedly connected to the transmission cross plate 61, and a rotating shaft 64 is arranged between the deflection plate 63 and the transmission cross plate 61; the deflection plate 63 can rotate around the rotating shaft 64, and a bearing is arranged between the deflection plate 63 and the rotating shaft 64; an elastic member is arranged between the deflection plate 63 and the transmission cross plate 61, and the elastic member includes a torsion spring 68 sleeved on the rotating shaft 64, and a first stop rod 66 and a second stop rod 67 that cooperate with the torsion spring 68 are respectively arranged on the deflection plate 63 and the transmission cross plate 61; the elastic force of the torsion spring 68 makes the limit member 65 on the deflection plate 63 have a tendency to approach the transmission vertical plate 69.

[0043] Reference Figures 1 to 6 In this embodiment, one limit member 65 is fixed, and the other limit member 65 is pressed against the transmission vertical plate 69 under the action of elastic force. Compared with two fixed limit members, it can avoid that the small distance between the two limit members affects the lifting and lowering of the transmission vertical plate 69, and it can also avoid that the large distance between the two limit members affects the horizontal movement accuracy of the transmission vertical plate 69 and causes the transmission vertical plate 69 to loosen; that is, the transmission structure in this embodiment can make the transmission vertical plate 69 rise and fall smoothly, and can improve the horizontal movement accuracy and stability of the transmission vertical plate 69, and can also improve the horizontal movement accuracy and stability of the movable lower support block assembly; in other optional embodiments, the two limit members can also be pressed against the transmission vertical plate by elastic force, which is not limited here; of course, in other optional embodiments, the transmission structure can also adopt other structures, which are not limited here.

Claims

1. A substrate supporting device, characterized in that: It comprises a supporting bottom plate, on which a fixed lower supporting block assembly and a movable lower supporting block assembly are respectively arranged, and a first guide rail assembly is arranged between the movable lower supporting block assembly and the supporting bottom plate; The substrate supporting device further comprises an adjusting driving mechanism acting on the movable lower supporting block assembly, wherein the adjusting driving mechanism is used to adjust the distance between the fixed lower supporting block assembly and the movable lower supporting block assembly.

2. The substrate supporting device according to claim 1, characterized in that: The fixed lower support block assembly includes a fixed support plate and a plurality of fixed lower support blocks arranged on the fixed support plate; the movable lower support block assembly includes a movable support plate and a plurality of movable lower support blocks arranged on the movable support plate.

3. The substrate supporting device according to claim 2, characterized in that: The plurality of fixed lower support blocks are arranged at intervals along a linear direction, the plurality of movable lower support blocks are arranged at intervals along a linear direction, and the movable lower support block can be moved to be located between two fixed lower support blocks.

4. The substrate supporting device according to claim 1, characterized in that: The substrate support device also includes a fixed bottom plate located below the support bottom plate, and a lifting mechanism acting on the support bottom plate is arranged on the fixed bottom plate; a fixed substrate support mechanism and a movable substrate support mechanism mounted above the support bottom plate are respectively arranged on the fixed bottom plate; A second guide rail assembly is arranged between the movable substrate support mechanism and the fixed bottom plate, and a linear drive mechanism acting on the movable substrate support mechanism is arranged on the fixed bottom plate; The fixed substrate support mechanism is arranged on the same side as the fixed lower support block assembly, the movable substrate support mechanism is arranged on the same side as the movable lower support block assembly, and the fixed lower support block assembly and the movable lower support block assembly are located between the fixed substrate support mechanism and the movable substrate support mechanism.

5. The substrate supporting device according to claim 4, characterized in that: A transmission structure is provided between the movable lower support block assembly and the linear drive mechanism; or a transmission structure is provided between the movable lower support block assembly and the movable substrate support mechanism; Then, the linear drive mechanism serves as an adjustment drive mechanism.

6. The substrate supporting device according to claim 5, characterized in that: The transmission structure includes a transmission transverse plate connected to a linear drive mechanism or a movable substrate supporting mechanism, a transmission vertical plate connected to a movable support plate, and two limit members arranged on the transmission transverse plate; the two limit members clamp the transmission vertical plate therebetween, and the transmission vertical plate can move in a vertical direction relative to the limit members.

7. The substrate supporting device according to claim 6, characterized in that: The limiting member includes a limiting pin, a limiting bearing or a limiting roller.

8. The substrate supporting device according to claim 6, characterized in that: The transmission structure also includes a fixed carrier plate and a deflection plate that respectively carry two limiting members; the fixed carrier plate is fixedly connected to the transmission cross plate, and a rotating shaft is arranged between the deflection plate and the transmission cross plate; the deflection plate can rotate around the rotating shaft, and an elastic member is arranged between the deflection plate and the transmission cross plate, and the elastic force of the elastic member makes the limiting member on the deflection plate tend to approach the transmission vertical plate.

9. The substrate supporting device according to claim 8, characterized in that: The elastic member comprises a torsion spring sleeved on the rotating shaft, and the deflection plate and the transmission transverse plate are respectively provided with a first shift lever and a second shift lever matched with the torsion spring.

10. The substrate supporting device according to claim 4, characterized in that: The fixed substrate support mechanism comprises a fixed support plate, and the movable substrate support mechanism comprises a movable support plate; vacuum adsorption holes are respectively arranged on the fixed support plate and the movable support plate.

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