Clamp for welding side plate of elevator counterweight plate mold

Abstract

The utility model relates to the technical field of welding fixtures, in particular to a fixture for welding elevator counterweight plate mold side plates, which comprises a horizontally arranged bottom plate, two vertically arranged end plates are arranged above the bottom plate at intervals, and planes where the two end plates are located coincide; middle plates are arranged on one sides of the two end plates in a staggered mode, and the plane where the middle plates are located is parallel to the plane where the two end plates are located; the left side and the right side of the middle plate are hinged to connecting plates respectively, and the other side edges of the connecting plates are hinged to the two end plates respectively. Quick clamps are mounted on the sides, close to the middle plate, of the two end plates and the side, away from the two end plates, of the middle plate; the bottom ends of the two end plates horizontally extend towards one side far away from the middle plate to form flange edges; each flange edge is detachably connected with the bottom plate through a first connecting piece; the middle plate, the connecting plate and the end plate are hinged and then detachably connected with the bottom plate, the clamp can be conveniently stored in a non-use state, and the problems that in the prior art, the occupied storage space is large and the like are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding fixture technical field, especially is involved in a kind of clamps for elevator counterweight plate mould side plate welding. BACKGROUND

[0002] Counterweight is a component of elevator traction system, which reduces the power of traction motor and the torque on traction wheel and worm gear. The counterweight device is located in the elevator shaft and consists of a counterweight frame and counterweight blocks. Therefore, the counterweight plate is one of the key components that balance during elevator operation. It can adjust the weight difference between the elevator car and the counterweight, ensure smooth operation of the elevator, and improve the safety and comfort of the elevator.

[0003] To ensure the stability of the installation of the elevator counterweight plate, protrusions are provided on both sides of the counterweight plate, and the protrusions on both sides of the counterweight plate of any specification are consistent in specification. Therefore, the horizontal cross-sectional shape of the mold used to manufacture the counterweight plate is the same. The preparation of the concrete counterweight plate mold usually includes sheet metal cutting, long side plate bending, and short side plate welding. During short side plate welding, a welding fixture is needed for fixation. In common welding fixtures, a clamping plate matching the shape of the short side plate and a bottom plate perpendicular to it are used for fixation. However, storage of such welding fixtures in non-use state is a big problem, increasing storage cost.

[0004] Therefore, the utility model is urgently needed to provide a clamp for welding side plates of an elevator counterweight plate mold. SUMMARY

[0005] The utility model aims at providing a clamp for welding side plates of an elevator counterweight plate mold. The intermediate plate, connecting plate, and end plate are hinged, and then detachably connected with the bottom plate. This facilitates storage of the clamp in non-use state and solves the problem of large storage space in the prior art.

[0006] A clamp for welding side plates of an elevator counterweight plate mold includes a horizontally arranged bottom plate. Two vertically arranged end plates are provided above the bottom plate, and the planes of the two end plates coincide. An intermediate plate is arranged on one side of the two end plates in a staggered manner, and the plane of the intermediate plate is parallel to the planes of the two end plates. Connecting plates are hinged to the left and right sides of the intermediate plate, and the other sides of the connecting plates are hingedly connected to the two end plates.

[0007] Quick clamps are installed on the side of each end plate close to the intermediate plate and on the side of the intermediate plate away from the two end plates. The bottom ends of the two end plates horizontally extend flange edges away from the intermediate plate.

[0008] Each flange edge is detachably connected to the bottom plate by a first connecting piece.

[0009] Further, the bottom end of the intermediate plate further extends downwardly and is provided with a mounting protrusion, and the upper surface of the bottom plate is provided with a mounting groove matched with the mounting protrusion.

[0010] Further, the two sides of the intermediate plate are respectively hinged with the connecting plates through second connecting members; the second connecting members comprise first insertion holes vertically arranged on the side edges of the intermediate plate, second insertion holes vertically arranged on the side edges of the connecting plates, and first insertion pins coaxially arranged in the first insertion holes and the second insertion holes.

[0011] Further, the end plates are respectively hinged with the connecting plates through third connecting members; the third connecting members comprise third insertion holes vertically arranged on the side edges of the end plates, fourth insertion holes vertically arranged on the side edges of the connecting plates, and second insertion pins coaxially arranged in the third insertion holes and the fourth insertion holes.

[0012] Further, the first connecting members comprise fifth insertion holes arranged on the upper surfaces of the flange edges and sixth insertion holes arranged on the upper surface of the bottom plate, and further comprise fastening screws screwed into the fifth insertion holes and the sixth insertion holes.

[0013] Further, the width of each end plate 2 and the intermediate plate 5 is 70mm, and the width of each connecting plate 3 is 59mm.

[0014] Further, each end plate 2 and the quick clamp 4 are screwed together, and the intermediate plate 5 and the quick clamp 4 are screwed together.

[0015] Further, the width of each flange edge is 20mm, and the model of the fastening screw is M6*15.

[0016] Further, the model of the quick clamp is CH-201-C.

[0017] Further, the material of the bottom plate 1, each end plate 2, the intermediate plate 5 and the connecting plate 3 is steel plate.

[0018] Compared with the prior art, the clamp for welding the side plate of the elevator counterweight plate mold has the following advantages:

[0019] The clamp for welding the side plate of the elevator counterweight plate mold is used for hingedly connecting the end plate, the connecting plate and the intermediate plate, and then fixing the end plate, the connecting plate and the intermediate plate to the bottom plate through the fastening screw, the mounting protrusion, the mounting groove and the bottom plate, so as to form a shape matched with the short side plate of the elevator counterweight plate mold; after use, the fastening screw is disassembled, the end plate, the connecting plate and the intermediate plate are separated from the bottom plate, and the hingedly connected end plate, connecting plate and intermediate plate are flattened, so that when a plurality of clamps need to be stored, the clamps can be stacked and stored, thereby saving storage space; meanwhile, the quick clamps can be disassembled and stored in categories, thereby further saving storage cost. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the specific embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the specific embodiments or the prior art. Obviously, the drawings described below are some embodiments of the present application, and all other drawings obtained by those skilled in the art without creative labor based on these drawings also belong to the protection scope of the present application.

[0021] Figure 1 It is a schematic view (perspective view) of the clamp for welding the side plate of the elevator counterweight plate mold in the present application.

[0022] Figure 2 It is a perspective view of the clamp for welding the side plate of the elevator counterweight plate mold in the present application from the side and rear view.

[0023] Figure 3 It is a schematic view (perspective view) of the intermediate plate and the quick clamp in the present application.

[0024] Figure 4 It is a schematic view (perspective view) of the bottom plate in the present application.

[0025] Explanation of reference signs:

[0026] 1, bottom plate; 101, mounting groove; 102, sixth jack; 2, end plate; 201, flange edge; 3, connecting plate; 4, quick clamp; 5, intermediate plate; 501, mounting protrusion; 502, first jack; 6, first bolt; 7, second bolt; 8, fastening screw. Embodiment

[0027] The technical solutions of the present application will be described in detail below with reference to the drawings. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present application.

[0028] In the description of the present application, it should be pointed out that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.

[0029] In the description of the utility model, it is to be explained that, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be 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 the intermediate medium, can be two elements inside the communication.For the ordinary skill in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0030] As Figure 1 , Figure 2 The utility model provides a kind of fixture for elevator counterweight plate mould side plate welding, including the bottom plate 1 of horizontal arrangement, the top of bottom plate 1 is equipped with two vertical end plate 2, the plane of two end plate 2 coincides;The side of two end plate 2 is misaligned and equipped with middle plate 5, the plane of middle plate 5 is parallel with the plane of two end plate 2;The left and right sides of middle plate 5 are respectively hinged and connected with connecting plate 3, the other side of connecting plate 3 is respectively hinged and connected with two end plate 2;

[0031] The side of two end plate 2 close to middle plate 5 is installed with quick clamp 4, and the side of middle plate 5 away from two end plate 2 is installed with quick clamp 4;The bottom end of two end plate 2 is further extended with flange edge 201 away from middle plate 5;

[0032] Each flange edge 201 is detachably connected with bottom plate 1 by first connecting piece.

[0033] The utility model provides a kind of fixture for elevator counterweight plate mould side plate welding, and end plate 2, connecting plate 3 are hinged and connected with middle plate 5, then fixed by fastening screw 8, mounting protrusion 501, mounting recess 101 and bottom plate 1, form the shape matched with elevator counterweight plate mould short side plate;And after use, end plate 2, connecting plate 3, middle plate 5 are separated from bottom plate 1 by removing fastening screw 8, and end plate 2, connecting plate 3 and middle plate 5 hinged and connected are flattened, when multiple fixtures need to be stored, can be stacked and stored, save storage space;Meanwhile, each quick clamp 4 can also be removed and stored separately, to further save storage cost.

[0034] As Figure 3 Indicated, the bottom end of middle plate 5 is further extended and provided with mounting protrusion 501, and the upper surface of bottom plate 1 is provided with mounting recess 101 matched with mounting protrusion 501.

[0035] In the utility model, two flange edges 201 can be used to fix two end plate 2 with bottom plate 1 respectively, at this time, middle plate 5 can be fixed by elevator counterweight plate short side, and the insertion of mounting protrusion 501 and mounting recess 101 can further fix middle plate 5, to avoid position deviation.

[0036] AsFigure 1 , Figure 3 As shown, the two sides of the intermediate plate 5 are respectively hinged to the connecting plate 3 by the second connector; the second connector includes a first insertion hole 502 vertically disposed on the side of the intermediate plate 5, a second insertion hole vertically disposed on the side of the connecting plate 3, and a first pin 6 coaxially inserted into the first insertion hole 502 and the second insertion hole.

[0037] like Figure 2 As shown, each end plate 2 is hinged to the connecting plate 3 via a third connector; the third connector includes a third insertion hole vertically disposed on the side of the end plate 2, a fourth insertion hole vertically disposed on the side of the connecting plate 3, and a second pin 7 coaxially inserted into the third insertion hole and the fourth insertion hole.

[0038] like Figure 2 , Figure 4 As shown, the first connector includes a fifth socket on the upper surface of the flange edge 201 and a sixth socket 102 on the upper surface of the base plate 1, and also includes fastening screws 8 screwed into the fifth socket and the sixth socket 102.

[0039] In this utility model, the base plate 1 and the end plate 2 can be detachably connected by fastening screws 8, so that they can be removed after use, saving storage space.

[0040] In this embodiment, the width of each end plate 2 and the middle plate 5 is 70mm, and the width of each connecting plate 3 is 59mm.

[0041] In this embodiment, each end plate 2 is screwed to the quick clamp 4, and the middle plate 5 is screwed to the quick clamp 4.

[0042] In this embodiment, the width of each flange edge 201 is 20mm, and the fastening screw 8 is M6*15.

[0043] In this embodiment, the quick clip 4 is model CH-201-C.

[0044] In this embodiment, the base plate 1, each end plate 2, the intermediate plate 5, and the connecting plate 3 are all made of steel plates.

[0045] The embodiments of this utility model include the following steps:

[0046] 1) when need to use welding fixture to clamp the short side plate of elevator counterweight plate, prepare the fixture as described in the utility model, screw two quick clamps 4 to the side of the end plate 2 away from the flange edge 201, screw another quick clamp 4 to the side of the intermediate plate 5, hinge the end plate 2, the intermediate plate 5 and the two connecting plates 3 in the order of end plate 2-connecting plate 3-intermediate plate 5-connecting plate 3-end plate 2, so that each quick clamp 4 faces the same side; insert the mounting protrusion 501 at the bottom of the intermediate plate 5 into the mounting groove 101, so that each end plate 2, intermediate plate 5, two connecting plates 3 and the bottom plate 1 are perpendicular, screw each flange edge 201 and the bottom plate 1 through each fastening screw 8; open each quick clamp 4, and then paste the short side plate of the elevator counterweight plate to the side of end plate 2-connecting plate 3-intermediate plate 5-connecting plate 3-end plate 2, clamp the short side plate with each quick clamp 4 and weld it;

[0047] 2) when the welding of the short side plate of the counterweight plate mold using the fixture described in the utility model is completed, loosen each quick clamp 4, remove the fastening screw 8 connecting each flange edge 201 and the bottom plate 1, so that each end plate 2, intermediate plate 5, two connecting plates 3 and the bottom plate 1 are separated; after the hinged end plate 2-connecting plate 3-intermediate plate 5-connecting plate 3-end plate 2 is spread out, it can be stacked and stored, saving storage space; at the same time, each quick clamp 4 can also be removed and stored separately, further saving storage cost.

[0048] Finally, it should be pointed out that: the above examples are only used to illustrate the technical solutions of the utility model, but not to limit them; although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A clamp for welding the side plates of an elevator counterweight mold, characterized in that: it comprises a horizontally arranged bottom plate (1), two vertically arranged end plates (2) are arranged above the bottom plate (1) in a spaced manner, and the planes of the two end plates (2) coincide; a middle plate (5) is arranged on one side of the two end plates (2) in a staggered manner, and the plane of the middle plate (5) is arranged in parallel with the planes of the two end plates (2); a connecting plate (3) is hingedly connected to the left and right sides of the middle plate (5), respectively, and the other side edges of the connecting plates (3) are hingedly connected to the two end plates (2), respectively; the side of each of the two end plates (2) close to the middle plate (5) and the side of the middle plate (5) away from the two end plates (2) are both provided with a quick clamp (4); and the bottom end of each of the two end plates (2) extends horizontally away from the middle plate (5) and is provided with a flange edge (201). Each flange edge (201) is detachably connected to the bottom plate (1) through a first connecting piece. The bottom end of the middle plate (5) extends downward and is provided with a mounting protrusion (501), and the upper surface of the bottom plate (1) is provided with a mounting groove (101) matched with the mounting protrusion (501).

2. The elevator counterweight mold side plate welding jig according to claim 1, characterized by: The two sides of the middle plate (5) are hingedly connected to the connecting plates (3) through second connecting pieces, respectively; the second connecting pieces comprise first insertion holes (502) arranged vertically on the side edges of the middle plate (5), second insertion holes arranged vertically on the side edges of the connecting plates (3), and first insertion pins (6) coaxially arranged in the first insertion holes (502) and the second insertion holes.

3. The elevator counterweight mold side plate welding jig according to claim 2, characterized by: Each end plate (2) is hingedly connected to the connecting plate (3) through a third connecting piece; the third connecting piece comprises a third insertion hole arranged vertically on the side edge of the end plate (2), a fourth insertion hole arranged vertically on the side edge of the connecting plate (3), and a second insertion pin (7) coaxially arranged in the third insertion hole and the fourth insertion hole.

4. The elevator counterweight mold side plate welding jig according to claim 3, characterized by: The first connecting piece comprises a fifth insertion hole arranged on the upper surface of the flange edge (201) and a sixth insertion hole (102) arranged on the upper surface of the bottom plate (1), and further comprises a fastening screw (8) screwed into the fifth insertion hole and the sixth insertion hole (102).

5. The elevator counterweight mold side plate welding jig according to claim 4, characterized by: The width of each end plate (2) and the width of the middle plate (5) are both 70 mm, and the width of each connecting plate (3) is 59 mm.

6. The elevator counterweight mold side plate welding jig according to claim 5, characterized by: Each end plate (2) and the quick clamp (4) are screw-connected, and the middle plate (5) and the quick clamp (4) are screw-connected.

7. The elevator counterweight mold side plate welding jig according to claim 6, characterized by: The width of each flange edge (201) is 20 mm, and the model of the fastening screw (8) is M6*15.

8. The elevator counterweight mold side plate welding jig according to claim 7, characterized by: The model of the quick clamp (4) is CH-201-C.

9. The fixture for welding the side plate of the elevator counterweight mold according to claim 8, characterized in that: The materials of the bottom plate (1), the end plates (2), the middle plate (5), and the connecting plates (3) are all steel plates.

10. The fixture for welding the side plate of the elevator counterweight mold according to claim 9, characterized in that: ​

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