Adjustable chain machining clamp

Abstract

The utility model relates to the technical field of clamps, in particular to an adjustable chain machining clamp which comprises a base, and a chain body is arranged on the upper surface of the base. The positioning assembly comprises two symmetrical sliding blocks arranged on the upper surface of the base in a sliding mode and limiting columns fixedly arranged on the upper surfaces of the sliding blocks and used for limiting the two ends of the chain body, and the surfaces of the limiting columns are slidably sleeved with rubber sleeves used for protecting the surface of the chain body. The positioning assembly further comprises a rectangular groove formed in the upper surface of the base and two-way threaded columns rotationally arranged on the inner walls of the two sides of the rectangular groove, and one end of each two-way threaded column extends to the side face of the base and is fixedly provided with a rotating disc used for rotating the corresponding two-way threaded column. According to the chain processing clamp, the positioning assembly is arranged, so that the chain main body can be straightened in the process of processing the chain by the clamp, the chain main body can be conveniently processed and operated, and the defect that the chain cannot be tensioned in the prior art is effectively overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to an adjustable chain processing clamp. Background Art

[0002] The chain is one of the main components of the rigging and is used to connect the hook and the crane. During the chain processing, a clamp is required to clamp the chain.

[0003] In the prior art, an adjustable clamp for chain processing with publication number CN220428167U adopts the scheme of "including an adjustable support seat, a combined upper clamp and a combined lower clamp, the adjustable support seat is composed of a traction seat, a U-shaped support frame, a vertical adjustment screw, a plurality of limit guide rods and a rotation adjustment hand wheel, the traction seat is fixedly connected to a side of the U-shaped support frame away from the combined upper clamp and the combined lower clamp, the vertical adjustment screw is movably connected to the middle position inside the U-shaped support frame and extends to the top end of the U-shaped support frame, the rotation adjustment hand wheel is located at the top of the U-shaped support frame and is fixedly connected to the top end of the vertical adjustment screw, and the limit guide rods are fixedly connected to both sides of the inside of the U-shaped support frame". This scheme can realize the clamping of chains of different sizes, improve applicability, and at the same time improve the stability of clamping.

[0004] However, the above scheme still has some shortcomings. For example, in the process of clamping and fixing the chain during actual processing, the chain is clamped by fixed plates and movable plates, which can easily cause damage to the surface of the chain during the clamping process. Moreover, the clamp cannot tighten the chain during actual use, which brings inconvenience to the processing work.

[0005] In view of this, the utility model proposes an adjustable chain processing fixture. Utility Model Content

[0006] Technical issues solved

[0007] The utility model aims to provide an adjustable chain processing fixture, which has the advantage of being convenient for tightening the chain body, so as to solve the defect of being unable to tighten the chain proposed in the above background technology.

[0008] Technical Solution

[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0010] An adjustable chain processing fixture, comprising:

[0011] A base, the upper surface of which is provided with a chain body;

[0012] A positioning assembly, comprising two symmetrical sliders slidably arranged on the upper surface of the base, and a limiting column fixedly arranged on the upper surface of the slider for limiting the two ends of the chain body, the surface sliding sleeve of the limiting column is provided with a rubber sleeve for protecting the surface of the chain body, the positioning assembly also comprises a rectangular groove opened on the upper surface of the base, and a bidirectional threaded column rotatably arranged on the inner walls of both sides of the rectangular groove, and one end of the bidirectional threaded column extends to the side of the base and is fixedly provided with a rotating disk for rotating the bidirectional threaded column, and the two sliders are both slidably connected with the inner wall of the rectangular groove;

[0013] The regulating assembly comprises a rectangular plate arranged between two sliding blocks, wherein a rectangular cavity penetrating the rectangular plate is provided inside the rectangular plate, and two symmetrical L-shaped connecting plates are slidably arranged on the inner wall of the rectangular cavity.

[0014] As a preferred technical solution, the sides of the two sliding blocks are provided with first threaded holes respectively threadedly connected to the outer surfaces of the bidirectional threaded columns.

[0015] As a preferred technical solution, a limiting plate for preventing the chain body from sliding downward is slidably provided on the outer surface of the limiting column.

[0016] As a preferred technical solution, one end of the two L-shaped connecting plates away from the rectangular plate is fixedly connected to the lower surfaces of the two limiting plates respectively.

[0017] As a preferred technical solution, the adjustment assembly also includes a strip groove opened on the upper surface of the base, and a connecting plate fixed on the front side of the rectangular plate.

[0018] As a preferred technical solution, a bidirectional screw is rotatably arranged on the inner wall of the strip groove, and a rotating block for rotating the bidirectional screw is arranged on the side of the base, and two symmetrical moving blocks are slidably arranged on the inner wall of the strip groove, and the sides of the two moving blocks are provided with second threaded holes which are respectively threadedly connected to the outer surface of the bidirectional screw.

[0019] As a preferred technical solution, a concave groove is provided on the upper surface of the moving block, a fixed frame is fixed on the lower surface of the connecting plate, an adjusting top rod is rotatably provided on the inner wall of the concave groove, and the end of the adjusting top rod away from the moving block is rotatably connected to the inner wall of the fixed frame.

[0020] Beneficial Effects

[0021] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0022] 1. The utility model provides a positioning component so that the clamp can straighten the chain body during the processing of the chain, which is convenient for processing the chain body, thereby effectively solving the defect of the prior art that the chain cannot be tightened.

[0023] 2. The utility model provides an adjustment component so that during the process of tightening the chain body, the clamp can adjust the height of the limit plate and the rubber sleeve according to different processing projects, the habits or heights of the processing personnel, and thus adjust the height of the chain body. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the cross-sectional structure of a rectangular groove of the utility model;

[0027] Figure 3 This is a schematic diagram of the cross-sectional structure of the strip groove of the utility model;

[0028] Figure 4 It is a schematic diagram of the structure of the rectangular plate section of the utility model when viewed from the bottom up.

[0029] In the figure:

[0030] 100, base; 101, chain body;

[0031] 200, positioning assembly; 201, slider; 202, limiting column; 203, rubber sleeve; 204, rectangular groove; 205, bidirectional threaded column; 206, rotating disk; 207, limiting disk;

[0032] 300, adjustment assembly; 301, rectangular plate; 302, L-shaped connecting plate; 303, strip groove; 304, connecting plate; 305, bidirectional lead screw; 306, rotating block; 307, moving block; 308, fixed frame; 309, adjustment push rod. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Embodiment 1

[0035] According to the attached Figure 1-2 As shown, the embodiment of the utility model provides an adjustable chain processing fixture, comprising:

[0036] A base 100, wherein a chain body 101 is disposed on an upper surface of the base 100;

[0037] The positioning assembly 200 includes two symmetrical sliders 201 slidably arranged on the upper surface of the base 100, and a limiting column 202 fixedly arranged on the upper surface of the slider 201 for limiting the two ends of the chain body 101. The surface sliding sleeve of the limiting column 202 is provided with a rubber sleeve 203 for protecting the surface of the chain body 101, and the outer surface of the limiting column 202 is slidably provided with a limiting plate 207 for preventing the chain body 101 from sliding downward.

[0038] The positioning assembly 200 further includes a rectangular groove 204 formed on the upper surface of the base 100, and bidirectional threaded columns 205 rotatably disposed on the inner walls of both sides of the rectangular groove 204, and one end of the bidirectional threaded column 205 extends to the side of the base 100 and is fixed with a rotating disk 206 for rotating the bidirectional threaded column 205, and the two sliders 201 are both slidably connected to the inner walls of the rectangular groove 204;

[0039] The sides of the two sliders 201 are respectively provided with first threaded holes which are threadedly connected to the outer surfaces of the bidirectional threaded columns 205 .

[0040] In this embodiment, by setting the positioning component 200, the clamp can respectively sleeve the two ends of the chain body 101 on the two limit columns 202 during the process of processing the chain, and after the chain units at both ends of the chain body 101 are in contact with the rubber sleeves 203, the rotating disk 206 is rotated. The rotation of the rotating disk 206 drives the two-way threaded column 205 to rotate. The rotation of the two-way threaded column 205 drives the two sliders 201 to move to both sides at the same time, so as to straighten the chain body 101, facilitate the processing operation of the chain body 101, and effectively solve the defect of the prior art that the chain cannot be tightened.

[0041] Embodiment 2

[0042] Based on Example 1, refer to Figure 3-4 , and different from the first embodiment,

[0043] An adjustable chain processing fixture further comprising:

[0044] The adjustment component 300 includes a rectangular plate 301 arranged between two sliders 201, and a rectangular cavity penetrating the rectangular plate 301 is opened inside the rectangular plate 301, and two symmetrical L-shaped connecting plates 302 are slidably arranged on the inner wall of the rectangular cavity, wherein the arrangement of the rectangular plate 301 and the L-shaped connecting plate 302 effectively ensures the stability of the two sliders 201 when they move toward the middle or to both sides at the same time.

[0045] One end of the L-shaped connecting plate 302 away from the rectangular plate 301 is fixedly connected to the lower surfaces of the two limiting plates 207 respectively.

[0046] The adjustment assembly 300 further includes a strip groove 303 formed on the upper surface of the base 100 and a connecting plate 304 fixed on the front side of the rectangular plate 301 .

[0047] A bidirectional lead screw 305 is rotatably provided on the inner wall of the strip groove 303, and a rotating block 306 for rotating the bidirectional lead screw 305 is provided on the side of the base 100, and two symmetrical moving blocks 307 are slidably provided on the inner wall of the strip groove 303, and the sides of the two moving blocks 307 are provided with second threaded holes respectively threadedly connected to the outer surface of the bidirectional lead screw 305.

[0048] A concave groove is provided on the upper surface of the moving block 307, and a fixed frame 308 is fixed on the lower surface of the connecting plate 304. An adjusting push rod 309 is rotatably provided on the inner wall of the concave groove, and one end of the adjusting push rod 309 away from the moving block 307 is rotatably connected to the inner wall of the fixed frame 308.

[0049] In this embodiment, by setting up the adjustment component 300, the clamp can drive the bidirectional screw 305 to rotate by rotating the rotating block 306 during the tightening process of the chain body 101, according to the differences in different processing projects, the habits or heights of the processing personnel. The rotation of the bidirectional screw 305 drives the two moving blocks 307 to move toward the middle or to both sides at the same time, thereby driving the adjustment push rod 309 to push the connecting plate 304 and the rectangular plate 301, thereby adjusting the height of the rectangular plate 301, thereby adjusting the height of the limit plate 207 and the rubber sleeve 203, and further adjusting the height of the chain body 101.

[0050] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An adjustable chain processing fixture, characterized in that: include, A base (100), wherein a chain body (101) is disposed on an upper surface of the base (100); A positioning assembly (200), comprising two symmetrical sliders (201) slidably arranged on the upper surface of a base (100), and a limiting column (202) fixedly arranged on the upper surface of the slider (201) for limiting the two ends of a chain body (101), the surface of the limiting column (202) being slidably sleeved with a rubber sleeve (203) for protecting the surface of the chain body (101), the positioning assembly (200) further comprising a rectangular groove (204) provided on the upper surface of the base (100), and a bidirectional threaded column (205) rotatably arranged on the inner walls of both sides of the rectangular groove (204), one end of the bidirectional threaded column (205) extending to the side surface of the base (100) and being fixedly provided with a rotating disk (206) for rotating the bidirectional threaded column (205), and the two sliders (201) are both slidably connected to the inner wall of the rectangular groove (204); The adjustment assembly (300) comprises a rectangular plate (301) arranged between two sliders (201), wherein a rectangular cavity penetrating the rectangular plate (301) is provided inside the rectangular plate (301), and two symmetrical L-shaped connecting plates (302) are slidably provided on the inner wall of the rectangular cavity.

2. The adjustable chain processing fixture according to claim 1, characterized in that: The sides of the two sliding blocks (201) are each provided with a first threaded hole which is threadedly connected to the outer surface of the bidirectional threaded column (205) respectively.

3. The adjustable chain processing fixture according to claim 1, characterized in that: A limiting plate (207) is slidably provided on the outer surface of the limiting column (202) for preventing the chain body (101) from sliding downward.

4. The adjustable chain processing fixture according to claim 3, characterized in that: One end of the two L-shaped connecting plates (302) away from the rectangular plate (301) is fixedly connected to the lower surfaces of the two limiting plates (207) respectively.

5. The adjustable chain processing fixture according to claim 1, characterized in that: The adjustment component (300) further comprises a strip groove (303) provided on the upper surface of the base (100), and a connecting plate (304) fixed on the front side of the rectangular plate (301).

6. The adjustable chain processing fixture according to claim 5, characterized in that: A bidirectional lead screw (305) is rotatably arranged on the inner wall of the strip groove (303), and a rotating block (306) for rotating the bidirectional lead screw (305) is arranged on the side of the base (100), and two symmetrical moving blocks (307) are slidably arranged on the inner wall of the strip groove (303), and the sides of the two moving blocks (307) are provided with second threaded holes respectively threadedly connected to the outer surface of the bidirectional lead screw (305).

7. The adjustable chain processing fixture according to claim 6, characterized in that: A concave groove is provided on the upper surface of the moving block (307), a fixed frame (308) is fixedly provided on the lower surface of the connecting plate (304), an adjusting push rod (309) is rotatably provided on the inner wall of the concave groove, and one end of the adjusting push rod (309) away from the moving block (307) is rotatably connected to the inner wall of the fixed frame (308).

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