Guide rod air cylinder stroke limiting mechanism

Abstract

The utility model provides a guide rod air cylinder stroke limiting mechanism. The guide rod air cylinder stroke limiting mechanism comprises a connecting block, an air cylinder body, a guide rod connecting plate, a buffering protection limiting rod structure and an adjustable linkage limiting plate structure. The connecting block, the air cylinder body, the guide rod connecting plate, the limiting rod, the fixing frame, the spring, the contact ring and the threaded ring are arranged in a matched mode, so that the contact ring is pushed through the spring in the using process, the threaded ring is pushed through the contact ring, and the purpose of limiting, buffering and protecting in the using process is conveniently achieved; through mutual cooperation of the connecting block, the air cylinder body, the limiting connecting plate, the T-shaped threaded column, an adjusting nut and a linkage barrel, the T-shaped threaded column is rotated after the adjusting nut is loosened in the use process, and through threaded connection of the T-shaped threaded column and the linkage barrel, the air cylinder is convenient to use according to the stroke limiting requirement in the use process; and the purpose of conveniently adjusting in work is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cylinder equipment, and in particular relates to a guide rod cylinder stroke limiting mechanism. Background Art

[0002] In the tooling and equipment of the body welding production line in the automobile manufacturing plant, there are many structures that can move and operate. Among them, the use of compressed air to operate the guide rod cylinder to realize the movement of the structure is a common method. In some linear movable structures, it is necessary to accurately control the position and size of the running parts driven by the guide rod cylinder after they move into place. This requires the guide rod cylinder limit structure to limit the stroke of the guide rod cylinder. The existing guide rod cylinder stroke limit mechanism includes a cylinder body, a cylinder movable body, a limit block connecting block, a guide rod connecting plate, a limit block connecting tube, a body connecting block, a combination bolt, a first limit block, and a second limit block. This guide rod cylinder stroke limit mechanism cannot perform buffer protection work during the limit process during use, and cannot adjust the limit according to work needs during use. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a guide rod cylinder stroke limit mechanism, which improves the limit mechanism during use to facilitate limit buffer protection work during use, and improves the limit connection mechanism during use to facilitate adjustment during use.

[0004] A guide rod cylinder stroke limit mechanism comprises a connecting block, wherein the upper right side and the lower right side of the connecting block are respectively bolted with a cylinder body; the right end of the cylinder body is respectively bolted to the upper left side and the lower left side of the guide rod connecting plate, and is characterized in that a buffering and protective limit rod structure is arranged at the inner middle position of the connecting block; and an adjustable linkage limit plate structure is arranged at the left end of the connecting block.

[0005] Preferably, the bufferable protective limit rod structure includes a limit rod, and a fixing frame is slidably sleeved on the left side of the outer wall of the limit rod; a spring is fixed inside the left end of the fixing frame; a contact ring is fixed on the left end of the spring; and a threaded ring is threadedly connected to the left side of the outer wall of the limit rod.

[0006] Preferably, the adjustable linkage limit plate structure includes a limit connecting plate, and T-shaped threaded columns are respectively passed through the upper and lower ends of the limit connecting plate; the outer walls of the T-shaped threaded columns are respectively threadedly connected with adjustment nuts; the right end of the T-shaped threaded column is respectively threadedly connected to the left end of the linkage cylinder.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] In the utility model, the connecting block, cylinder body, guide rod connecting plate, limit rod, fixing frame, spring, contact ring and threaded ring are arranged in coordination with each other, which is conducive to pushing the contact ring through the spring during use, and pushing the threaded ring through the contact ring, so as to facilitate the purpose of limit buffer protection during use.

[0009] In the utility model, the connection block, the cylinder body, the limit connection plate, the T-thread column, the adjustment nut and the linkage cylinder are arranged to cooperate with each other, which is conducive to loosening the adjustment nut during use, rotating the T-thread column, and the threaded connection arrangement of the T-thread column and the linkage cylinder, which is convenient for adjustment during use according to the travel limit needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model;

[0011] Figure 2 It is a structural schematic diagram of the buffer protection limit rod structure of the utility model;

[0012] Figure 3 It is a structural schematic diagram of the adjustable linkage limiting plate structure of the utility model.

[0013] In the figure:

[0014] 1. Connecting block; 2. Cylinder body; 3. Guide rod connecting plate; 4. Buffering protection limit rod structure; 41. Limit rod; 42. Fixed frame; 43. Spring; 44. Contact ring; 45. Threaded ring; 5. Adjustable linkage limit plate structure; 51. Limit connecting plate; 52. T-shaped threaded column; 53. Adjusting nut; 54. Linkage cylinder. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a guide rod cylinder stroke limit mechanism comprises a connecting block 1, a cylinder body 2, a guide rod connecting plate 3, a buffer protection limit rod structure 4 and an adjustable linkage limit plate structure 5, wherein the cylinder body 2 is respectively fixed to the upper right part and the lower right part of the connecting block 1 by bolts; the right end of the cylinder body 2 is respectively fixed to the upper left part and the lower left part of the guide rod connecting plate 3 by bolts; a buffer protection limit rod structure 4 is arranged at the middle position inside the connecting block 1; an adjustable linkage limit plate structure 5 is arranged at the left end of the connecting block 1; the buffer protection limit rod structure 4 comprises a limit rod 41, a fixing frame 42, and a spring 43. , contact ring 44 and threaded ring 45, the left side of the outer wall of the limit rod 41 is slidably sleeved with a fixing frame 42; a spring 43 is fixed inside the left end of the fixing frame 42; the left end of the spring 43 is fixed with a contact ring 44; the left side of the outer wall of the limit rod 41 is threadedly connected with a threaded ring 45; when in use, the connecting block 1 is fixed in a suitable position, and then the cylinder body 2 is connected to the external control device, and then the position of the threaded ring 45 is rotated according to work needs, and the contact ring 44 is pushed by the spring 43 during work, so that the contact ring 44 contacts the threaded ring 45, which is convenient for buffering and protection during the process of limiting use.

[0016] In this embodiment, combined with the Figure 3 As shown, the adjustable linkage limit plate structure 5 includes a limit connecting plate 51, a T-threaded column 52, an adjusting nut 53 and a linkage cylinder 54; the upper and lower ends of the limit connecting plate 51 are respectively penetrated by T-threaded columns 52; the outer walls of the T-threaded columns 52 are respectively threadedly connected with adjusting nuts 53; the right ends of the T-threaded columns 52 are respectively threadedly connected to the left ends of the linkage cylinder 54; and during use, according to the stroke requirements of the cylinder during use, the adjusting nut 53 is loosened, and then the T-threaded column 52 is rotated, and the lengths of the T-threaded column 52 and the linkage cylinder 54 are adjusted through the threaded connection setting of the T-threaded column 52 and the linkage cylinder 54, so as to facilitate the purpose of adjustment according to work needs during use, thereby achieving the purpose of stroke limiting.

[0017] In this embodiment, specifically, the connection block 1 is a rectangular stainless steel block with a through hole opened in the middle position.

[0018] In this embodiment, specifically, the fixing frame 42 adopts a U-shaped stainless steel frame; the spring 43 is sleeved on the left side of the outer wall of the limiting rod 41; the contact ring 44 is slidably arranged on the left side of the outer wall of the limiting rod 41 and the contact ring 44 is arranged on the right side of the threaded ring 45.

[0019] In this embodiment, specifically, the limit rod 41 passes through the inner middle position of the connecting block 1 and the right end of the limit rod 41 is bolted to the left middle position of the guide rod connecting plate 3; the fixing frame 42 is bolted to the left middle position of the connecting block 1.

[0020] In this embodiment, specifically, the adjusting nuts 53 are respectively disposed on the upper right portion and the lower right portion of the limiting connecting plate 51 and are in contact with each other.

[0021] In this embodiment, specifically, the right end of the linkage cylinder 54 passes through the internal middle positions of the upper and lower ends of the connecting block 1 and is connected to the internal moving mechanism of the cylinder body 2; the limiting rod 41 passes through the internal middle position of the limiting connecting plate 51; the threaded ring 45 is arranged in the middle position on the right side of the limiting connecting plate 51 and is in contact with it.

[0022] How it works

[0023] In the utility model, when in use, the connecting block 1 is fixed in a suitable position, and then the cylinder body 2 is connected to the external control device, and then the position of the threaded ring 45 is rotated according to work needs, and the contact ring 44 is pushed by the spring 43 during work so that the contact ring 44 contacts the threaded ring 45, which is convenient for the purpose of buffering protection during the process of limiting use, and in the process of use, according to the stroke requirements of the cylinder during use, the adjusting nut 53 is loosened, and then the T-threaded column 52 is rotated, and the lengths of the T-threaded column 52 and the linkage cylinder 54 are adjusted through the threaded connection setting of the T-threaded column 52 and the linkage cylinder 54, which is convenient for the purpose of adjustment according to work needs during use, thereby completing the purpose of stroke limiting.

[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A guide rod cylinder stroke limit mechanism, comprising a connecting block (1), wherein the right upper part and the right lower part of the connecting block (1) are respectively bolted with a cylinder body (2); the right end of the cylinder body (2) is respectively bolted to the left upper part and the left lower part of the guide rod connecting plate (3); characterized in that: The connecting block (1) in the guide rod cylinder stroke limit mechanism is provided with a buffer protection limit rod structure (4) at the middle position inside; the left end of the connecting block (1) is provided with an adjustable linkage limit plate structure (5); the buffer protection limit rod structure (4) comprises a limit rod (41), and a fixing frame (42) is slidably sleeved on the left side of the outer wall of the limit rod (41); a spring (43) is fixed inside the left end of the fixing frame (42); a contact ring (44) is fixed on the left end of the spring (43); and a threaded ring (45) is threadedly connected to the left side of the outer wall of the limit rod (41).

2. The guide rod cylinder stroke limiting mechanism according to claim 1, characterized in that: The adjustable linkage limit plate structure (5) comprises a limit connecting plate (51), wherein the upper and lower ends of the limit connecting plate (51) are respectively penetrated by T-shaped threaded columns (52); the outer walls of the T-shaped threaded columns (52) are respectively threadedly connected with adjustment nuts (53); and the right ends of the T-shaped threaded columns (52) are respectively threadedly connected to the left ends of the linkage cylinders (54).

3. The guide rod cylinder stroke limiting mechanism according to claim 1, characterized in that: The limiting rod (41) passes through the middle position of the connection block (1) and the right end of the limiting rod (41) is bolted to the middle position of the left side of the guide rod connection plate (3); the fixing frame (42) is bolted to the middle position of the left side of the connection block (1).

4. The guide rod cylinder stroke limiting mechanism according to claim 2, characterized in that: The right end of the linkage cylinder (54) passes through the middle positions of the upper and lower ends of the connection block (1) and is connected to the internal moving mechanism of the cylinder body (2); the limit rod (41) passes through the middle position of the limit connection plate (51); and the threaded ring (45) is arranged at the middle position on the right side of the limit connection plate (51) and is in contact with the limit connection plate (51).

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