Self-adaptive elastic pressing block mechanism, elastic positioning device and elastic clamping device

Abstract

The utility model discloses a self-adaptive elastic pressing block mechanism, an elastic positioning device and an elastic clamping device, and relates to the technical field of pressing mechanisms, the self-adaptive elastic pressing block mechanism comprises a first pressing block and a second pressing block which are arranged in a vertical angle, the near end of the first pressing block is provided with a groove matched with the near end of the second pressing block, and the near end of the second pressing block is provided with a groove matched with the groove; an adjusting screw rod is arranged between the near end of the second pressing block and the inner bottom wall of the groove; the adjusting screw rod is sleeved with a spring, one end of the spring abuts against the near end of the second pressing block, and the other end of the spring abuts against the inner bottom wall of the groove. The clamping device can freely adapt to clamping with the material thickness deviation within 5 mm, and the welding precision and the positioning precision of parts are effectively guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of pressing mechanisms, and specifically relates to an adaptive elastic pressing block mechanism, an elastic positioning device and an elastic clamping device. Background Art

[0002] At present, in fixture projects, due to the existence of multiple material thicknesses, the pressing block cannot achieve clamping of different material thicknesses, resulting in unreliable part positioning and large welding errors. Summary of the Utility Model

[0003] Aiming at the defects existing in the prior art, the purpose of the utility model is to provide an adaptive elastic pressing block mechanism, an elastic positioning device and an elastic clamping device, which can freely adapt to clamping with a material thickness deviation within 5 mm, effectively ensuring the welding accuracy and positioning accuracy of parts.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: an adaptive elastic pressing block mechanism, including a first pressing block and a second pressing block arranged at a right angle, a groove adapted to the proximal end of the second pressing block is provided at the proximal end of the first pressing block, and an adjusting screw is provided between the proximal end of the second pressing block and the inner bottom wall of the groove; a spring is sleeved outside the adjusting screw, one end of the spring abuts against the proximal end of the second pressing block, and the other end of the spring abuts against the inner bottom wall of the groove.

[0005] The utility model also provides an elastic positioning device, including a connecting block, a positioning block is provided on one side of the connecting block, and the above-mentioned adaptive elastic pressing block mechanism is provided on the other side of the connecting block.

[0006] Further improvement lies in: the second pressing block is fixedly arranged on the left side of the connecting block, and a notch part adapted to the distal end of the first pressing block is provided at the upper left corner of the connecting block; the positioning block is fixedly arranged on the right side of the connecting block, and a boss adapted to the lower end of the positioning block is provided at the lower right corner of the connecting block.

[0007] Further improvement lies in: a first guiding surface is provided on the upper side of the distal end of the first pressing block, and a connecting part for connecting the connecting block is provided at the distal end of the second pressing block.

[0008] Further improvement lies in: an inclined transition part is provided between the connecting part and the second pressing block.

[0009] Further improvement lies in: the upper end of the positioning block extends out of the connecting block, and a positioning protrusion is provided on the inner side of the extended part of the positioning block.

[0010] Further improvement lies in: a second guiding surface is provided on the upper side of the notch part, and a third guiding surface is provided on the upper side of the positioning protrusion.

[0011] A further improvement lies in that: it further includes a fixed block, the upper end of the fixed block is connected to the connecting block, and a support is arranged at the lower end of the fixed block.

[0012] The utility model further provides an elastic clamping device, which includes a support seat. A cylinder is arranged on the left side of the support seat, and a pressing arm is connected to the rotating arm of the cylinder. An adaptive elastic pressing block mechanism as described above is arranged on the right side of the support seat.

[0013] A further improvement lies in that: the support seat includes a base, a column is arranged on the left side of the base, and a connecting seat for connecting the cylinder is arranged at the upper left end of the column; a support block for installing the adaptive elastic pressing block mechanism is arranged on the right side of the column, and a limiting block adapted to the pressing arm is arranged on the support block.

[0014] The beneficial effect of the utility model lies in that:

[0015] In the utility model, when the product state is unstable or there are multiple material thicknesses during the welding process, the selection of the adaptive elastic pressing block can effectively ensure the welding accuracy and positioning accuracy of the parts. Description of the Drawings

[0016] Figure 1 It is a schematic structural diagram of the adaptive elastic pressing block mechanism in the first embodiment of the utility model;

[0017] Figure 2 It is a three-dimensional view of the elastic positioning device in the first embodiment of the utility model;

[0018] Figure 3 It is a front view of the elastic positioning device in the first embodiment of the utility model;

[0019] Figure 4 It is a side view of the elastic positioning device in the first embodiment of the utility model;

[0020] Figure 5 It is a schematic structural diagram of the connecting block in the first embodiment of the utility model;

[0021] Figure 6 It is a schematic structural diagram of the positioning block in the first embodiment of the utility model;

[0022] Figure 7 It is a three-dimensional view of the elastic clamping device in the second embodiment of the utility model;

[0023] Figure 8 It is a front view of the elastic clamping device in the second embodiment of the utility model;

[0024] Figure 9 It is a schematic structural diagram of the adaptive elastic pressing block mechanism in the second embodiment of the utility model;

[0025] Figure 10 This is the front view of the support base in the second embodiment of the present utility model.

[0026] Reference numerals:

[0027] 1 - Adaptive elastic pressing block mechanism; 11 - First pressing block; 12 - Groove; 13 - Second pressing block; 14 - Adjusting screw; 15 - Spring; 16 - First guiding surface; 17 - Inclined transition part; 18 - Connecting part;

[0028] 2 - Connecting block; 21 - Notch part; 22 - Second guiding surface; 23 - Boss;

[0029] 3 - Positioning block; 31 - Positioning projection; 32 - Third guiding surface;

[0030] 4 - Fixed block; 41 - Support;

[0031] 5 - Support base; 51 - Base; 52 - Column; 53 - Connecting seat; 54 - Support block;

[0032] 6 - Cylinder; 61 - Rotating arm;

[0033] 7 - Pressing arm;

[0034] 8 - Limit block. Detailed implementation manners

[0035] The embodiments of the present utility model are described in detail below. The illustrated embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

[0036] In the description of the present utility model, it should be noted that for the orientation terms, such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated orientation and position relationships are based on the orientation or position relationships shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present utility model.

[0037] In addition, such terms as "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meanings of "several" and "a number of" are two or more, unless otherwise specifically and clearly defined.

[0038] The following further describes the specific embodiments of the present invention in conjunction with the accompanying drawings of the specification, so that the technical solutions and their beneficial effects of the present invention are clearer and more definite. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present invention, rather than to be construed as a limitation on the present invention.

[0039] Embodiment 1

[0040] See Figures 2 to 4 As shown, the embodiment of the present invention provides an elastic positioning device, including a connecting block 2, and a positioning block 3 is arranged on one side of the connecting block 2, and an adaptive elastic pressing block mechanism 1 is arranged on the other side of the connecting block 2. Specifically, it further includes a fixing block 4, the upper end of the fixing block 4 is connected to the connecting block 2, and a support 41 is arranged at the lower end of the fixing block 4.

[0041] See Figure 1 As shown, the adaptive elastic pressing block mechanism includes a first pressing block 11 and a second pressing block 13 arranged at a vertical angle. A groove 12 adapted to the proximal end of the second pressing block 13 is arranged at the proximal end of the first pressing block 11, and an adjusting screw 14 is arranged between the proximal end of the second pressing block 13 and the inner bottom wall of the groove 12; a spring 15 is sleeved outside the adjusting screw 14, one end of the spring 15 abuts against the proximal end of the second pressing block 13, and the other end of the spring 15 abuts against the inner bottom wall of the groove 12. Specifically, a first guiding surface 16 is arranged on the upper side of the distal end of the first pressing block 11, and a connecting portion 18 for connecting the connecting block 2 is arranged at the distal end of the second pressing block 13. An inclined transition portion 17 is arranged between the connecting portion 18 and the second pressing block 13. The first pressing block 11 and the adjusting screw 14 are integrally installed and fixed firmly by a set screw to prevent falling off. The adjusting screw adjusts the magnitude of the clamping force according to the material thickness.

[0042] See Figure 5 As shown, the second pressing block 13 is fixedly arranged on the left side of the connecting block 2, and a notch portion 21 adapted to the distal end of the first pressing block 11 is arranged at the upper left corner of the connecting block 2; the positioning block 3 is fixedly arranged on the right side of the connecting block 2, and a convex platform 23 adapted to the lower end of the positioning block 3 is arranged at the lower right corner of the connecting block 2.

[0043] See Figure 6 As shown, the upper end of the positioning block 3 extends out of the connecting block 2, and a positioning protrusion 31 is arranged on the inner side of the extended part of the positioning block 3. Specifically, a second guiding surface 22 is arranged on the upper side of the notch portion 21, and a third guiding surface 32 is arranged on the upper side of the positioning protrusion 31.

[0044] Embodiment 2

[0045] See Figures 7 to 8As shown in the figure, an embodiment of the present utility model provides an elastic clamping device, which includes a support base 5. A cylinder 6 is arranged on the left side of the support base 5, and a rotating arm 61 of the cylinder 6 is connected with a pressing arm 7. An adaptive elastic pressing block mechanism 1 is arranged on the right side of the support base 5.

[0046] Referring to Figure 9 As shown in the figure, the adaptive elastic pressing block mechanism includes a first pressing block 11 and a second pressing block 13 arranged at a right angle. A groove 12 adapted to the proximal end of the second pressing block 13 is arranged at the proximal end of the first pressing block 11, and an adjusting screw 14 is arranged between the proximal end of the second pressing block 13 and the inner bottom wall of the groove 12; a spring 15 is sleeved outside the adjusting screw 14. One end of the spring 15 abuts against the proximal end of the second pressing block 13, and the other end of the spring 15 abuts against the inner bottom wall of the groove 12. The first pressing block 11 and the adjusting screw 14 are integrally installed and fixed firmly by set screws to prevent falling off. The adjusting screw adjusts the magnitude of the clamping force according to the material thickness.

[0047] Referring to Figure 10 As shown in the figure, the support base 5 includes a base 51. A column 52 is arranged on the left side of the base 51, and a connecting seat 53 for connecting the cylinder 6 is arranged at the upper left end of the column 52; a support block 54 for installing the adaptive elastic pressing block mechanism 1 is arranged on the right side of the column 52, and a limiting block 8 adapted to the pressing arm 7 is arranged on the support block 54. Specifically, the distal end of the first pressing block 11 is fixedly connected with the support block 54 through a cushion block, and the outer side surface of the second pressing block 13 faces the pressing arm 7; a notch adapted to the pressing arm 7 is arranged on the limiting block 8.

[0048] In the description of the specification, the description referring to terms such as "an embodiment", "preferably", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. The schematic description of the above terms in this specification does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0049] Through the description of the above structures and principles, those skilled in the art should understand that the present utility model is not limited to the above specific embodiments. Improvements and substitutions using well-known technologies in the art based on the present utility model fall within the protection scope of the present utility model, which should be defined by each claim.

Claims

1. An adaptive elastic pressing block mechanism, comprising a first pressing block (11) and a second pressing block (13) arranged at a vertical angle, characterized in that: A groove (12) adapted to the proximal end of the second pressing block (13) is provided at the proximal end of the first pressing block (11), and an adjusting screw (14) is provided between the proximal end of the second pressing block (13) and the inner bottom wall of the groove (12); a spring (15) is sleeved outside the adjusting screw (14), one end of the spring (15) abuts against the proximal end of the second pressing block (13), and the other end of the spring (15) abuts against the inner bottom wall of the groove (12).

2. An elastic positioning device, comprising a connecting block (2), and a positioning block (3) is arranged on one side of the connecting block (2), characterized in that: On the other side of the connecting block (2), there is provided an adaptive elastic pressing block mechanism (1) as described in Claim 1.

3. The elastic positioning device according to claim 2, wherein: The second pressing block (13) is fixedly provided on the left side of the connecting block (2), and a notch portion (21) adapted to the distal end of the first pressing block (11) is provided at the upper left corner of the connecting block (2); the positioning block (3) is fixedly provided on the right side of the connecting block (2), and a boss (23) adapted to the lower end of the positioning block (3) is provided at the lower right corner of the connecting block (2).

4. The elastic positioning device according to claim 3, wherein: A first guiding surface (16) is provided on the upper side of the distal end of the first pressing block (11), and a connecting portion (18) for connecting the connecting block (2) is provided at the distal end of the second pressing block (13).

5. The elastic positioning device according to claim 4, characterized in that: An inclined transition portion (17) is provided between the connecting portion (18) and the second pressing block (13).

6. The elastic positioning device according to claim 3, characterized in that: The upper end of the positioning block (3) extends out of the connecting block (2), and a positioning protrusion (31) is provided on the inner side of the extended portion of the positioning block (3).

7. The elastic positioning device according to claim 6, wherein: A second guiding surface (22) is provided on the upper side of the notch portion (21), and a third guiding surface (32) is provided on the upper side of the positioning protrusion (31).

8. The elastic positioning device according to claim 2, characterized in that: It further includes a fixing block (4), the upper end of the fixing block (4) is connected to the connecting block (2), and a support (41) is provided at the lower end of the fixing block (4).

9. An elastic clamping device, comprising a support base (5), a cylinder (6) is arranged on the left side of the support base (5), and a rotating arm (61) of the cylinder (6) is connected with a pressing arm (7), and it is characterized in that: On the right side of the support base (5), there is provided an adaptive elastic pressing block mechanism (1) as described in Claim 1.

10. The elastic clamping device according to claim 9, characterized in that: The support base (5) includes a base (51), a column (52) is provided on the left side of the base (51), and a connecting seat (53) for connecting a cylinder (6) is provided at the upper left end of the column (52); a support block (54) for installing the adaptive elastic pressing block mechanism (1) is provided on the right side of the column (52), and a limiting block (8) adapted to the pressing arm (7) is provided on the support block (54).

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