Mechanism for simultaneously rotating and telescoping multiple positioning mechanisms

Abstract

The utility model provides a mechanism for simultaneously rotating and telescoping a plurality of positioning mechanisms, which comprises a fixed frame body and a positioning unit rotating mechanism, and the fixed frame body is in threaded connection with the positioning unit rotating mechanism. The fixed frame body comprises a first cylinder, a second cylinder, a third cylinder, a fixed seat, a first buffer and a second buffer; the fixing seat comprises a limiting block, a square tube a, a square tube b, a square tube c, a square tube d, a square tube e, a square tube f, a square tube g, a square tube h, a square tube i, a connecting plate a, a connecting plate b, a connecting plate c, a connecting plate d, a connecting plate e, a connecting plate f and a connecting plate g; the connecting plate g is positioned at the bottommost part. According to the utility model, a plurality of positioning mechanisms simultaneously rotate and extend, so that the problems of multiple wrap angles of a product structure and easy interference in a movement process can be avoided, the space problem is greatly reduced, and the mechanical structure is greatly simplified.

Description

Technical Field

[0001] The utility model relates to the field of production equipment, in particular to a mechanism for simultaneously rotating and retracting a plurality of positioning mechanisms. Background Art

[0002] With the rapid development of the automobile industry, there are more and more brands and types of cars. The body structures of each brand are different. In particular, the special structures in some positions will put forward unconventional process requirements for production equipment.

[0003] In the implementation of a production line project for a new series of Hongqi models, the parts of the old production line are slide-type fittings. Due to the many changes in the body structure of the new models, there are many corners and sharp corners in the product structure itself. The process also adds a lot of welding point requirements. In order to meet the process requirements, the original slide-type fitting structure will become larger in mechanism design and occupy more workstation space, which is difficult to meet the requirements of human-machine operation. In addition, the design of the parts of the mechanism will also have many angle conversion connections, which increases the difficulty of manufacturing the parts of the mechanism. In view of this, a simultaneous rotating and telescopic mechanism with multiple positioning mechanisms is urgently needed in the industry. Summary of the invention

[0004] In view of this, the utility model aims to propose a multiple positioning mechanism that simultaneously rotates and retracts the mechanism, which can avoid the problem of many angles in the product structure and easy interference in the movement process, and greatly reduce space problems and greatly simplify the mechanical structure.

[0005] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0006] A multiple positioning mechanism simultaneously rotating telescopic mechanism, comprising a fixed frame and a positioning unit rotating mechanism, wherein the fixed frame is threadedly connected to the positioning unit rotating mechanism, and the fixed frame comprises a first cylinder, a second cylinder, a third cylinder, a fixed seat, a first buffer and a second buffer;

[0007] The first buffer is installed on the left side of the first cylinder, and the second buffer is installed on the third cylinder;

[0008] The fixing seat includes a limit block, a square tube a, a square tube b, a square tube c, a square tube d, a square tube e, a square tube f, a square tube g, a square tube h, a square tube i, a connecting plate a, a connecting plate b, a connecting plate c, a connecting plate d, a connecting plate e, a connecting plate f and a connecting plate g;

[0009] The square tube c is welded to the square tube h, the square tube e is welded to the square tube c and the square tube d, the square tube d is welded to the square tube i, the square tube i is welded to the square tube h, the square tube g is welded to the square tube a, the square tube c, the square tube h and the square tube b, the square tube a is welded to the square tube f, the square tube b and the square tube a, the fixing seat is welded to the square tube b, the connecting plate a is welded to the square tube b, the connecting plate d is welded to the square tube b, the connecting plate f is welded to the square tube c and the square tube d, the connecting plate e is welded to the square tube h and the square tube i, the connecting plate b is installed on the connecting plate b, the connecting plate c is welded to the square tube b, the square tube h and the square tube g, the third cylinder is screwed to the connecting plate e, the connecting plate e is connected to the limit block, and the first cylinder is connected to the limit block;

[0010] The second cylinder is mounted on the positioning unit rotating mechanism;

[0011] The connecting plate g is located at the bottom.

[0012] Further, the positioning unit rotation mechanism includes a rotating seat, a fixed connecting rod, a first positioning mechanism, a second positioning mechanism, a third positioning mechanism, and a fourth positioning mechanism;

[0013] The rotating seat comprises square tube j, square tube k, square tube l, square tube m, square tube n, connecting plate h, connecting plate i, connecting plate j, connecting plate k, connecting plate l, connecting plate m, connecting plate n, connecting plate o, welding parts and connecting rods;

[0014] The fixed connecting rod is located on the connecting rod, the square tube j is welded to the square tube k, the square tube m and the square tube n, the square tube l is welded to the square tube m, the square tube k and the square tube n, the connecting plate h is welded to the square tube m, the connecting plate i is welded to the square tube j and the square tube m, the connecting plate j is welded to the square tube k and the square tube l, the connecting plate k is welded to the square tube j and the square tube k, the connecting plate l is welded to the square tube j and the square tube k, the connecting plate m is welded to the square tube l and the square tube m, the connecting plate n is welded to the square tube j and the square tube k, the connecting plate o is welded to the square tube l and the square tube m, the welded part is welded to the connecting plate m, the first positioning mechanism is installed at the left end of the connecting plate m, the second positioning mechanism is installed on the welded part, the third positioning mechanism is installed at the front end of the welded part, the fourth positioning mechanism is installed on the third positioning mechanism, and the connecting rod is connected to the fixed seat through a shaft sleeve.

[0015] Furthermore, the fixing seat of the fixing frame body and the rotating seat of the positioning unit rotating mechanism are threadedly connected via an intermediate connecting rod;

[0016] One end of the first cylinder is connected to the limit block, and the other end is screwed to the connecting plate j, and the connecting rod is connected to the fixing seat through a shaft sleeve.

[0017] Compared with the prior art, the utility model has the following advantages:

[0018] The multiple positioning mechanisms of the utility model are provided with a fixed frame and a positioning unit rotating mechanism, so as to avoid the problem of many angles of the product structure and easy interference in the movement process by rotating and fitting. The overall structure is simple, easy to operate, and space-saving, thereby achieving the maximum stability and safety of the system while meeting the special requirements of the production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0020] Figure 1 It is a structural schematic diagram of a plurality of positioning mechanisms according to an embodiment of the utility model that simultaneously rotates a telescopic mechanism;

[0021] Figure 2 For the embodiment of the utility model Figure 1 A schematic structural diagram of the middle fixed frame 1;

[0022] Figure 3 For the embodiment of the utility model Figure 1 A schematic diagram of the structure of the central positioning unit rotation mechanism 2;

[0023] Description of reference numerals:

[0024] 1. Fixed frame; 2. Positioning unit rotation mechanism; 101. First cylinder; 102. Second cylinder; 103. Third cylinder; 104. Fixed seat; 105. First buffer; 106. Limit block; 107. Square tube a; 108. Square tube b; 109. Square tube c; 110. Square tube d; 111. Square tube e; 112. Square tube f; 113. Square tube g; 114. Square tube h; 115. Square tube i; 116. Connecting plate a; 117. Connecting plate b; 118. Connecting plate c; 119. Connecting plate d; 120. Connecting plate e; 121. Connecting plate f; 122. Connecting plate Connecting plate g; 123, second buffer; 201, rotating seat; 202, fixed connecting rod; 203, square tube j; 204, square tube k; 205, square tube l; 206, square tube m; 207, square tube n; 208, connecting plate h; 209, connecting plate i; 210, connecting plate j; 211, connecting plate k; 212, connecting plate l; 213, connecting plate m; 214, connecting plate n; 215, connecting plate o; 216, welding part; 217, connecting rod; 218, first positioning mechanism; 219, second positioning mechanism; 220, third positioning mechanism; 221, fourth positioning mechanism. DETAILED DESCRIPTION

[0025] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0026] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0027] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0028] The present embodiment relates to a method in which multiple positioning mechanisms simultaneously rotate and retract. This can avoid the problem of many angles in the product structure and easy interference during the movement process, and can also reduce space problems to a great extent, and the mechanical structure will also be greatly simplified.

[0029] Based on the above design concept, an exemplary structure of the multiple positioning mechanisms of this embodiment simultaneously rotating the telescopic mechanism is as follows: Figure 1-3As shown, it mainly includes a fixed frame body 1 and a positioning unit rotating mechanism 2, and the fixed frame body 1 is threadedly connected to the positioning unit rotating mechanism 2. The fixed frame body 1 includes a first cylinder 101, a second cylinder 102, a third cylinder 103, a fixed seat 104, a first buffer 105 and a second buffer 123; the first buffer 105 is installed on the left side of the first cylinder 101, and the second buffer 123 is installed on the third cylinder 103; the fixed seat 104 includes a limit block 106, a square tube a107, a square tube b108, a square tube c109, a square tube d110, a square tube e111, a square tube f112, a square tube g113, a square tube h114, a square tube i115, a connecting plate a116, a connecting plate b117, a connecting plate c118, a connecting plate d119, a connecting plate e120 Connecting plate f121 and connecting plate g122; welding of square tube c109 and square tube h114, welding of square tube e111 and square tube c109 and square tube d110, welding of square tube d110 and square tube i115, welding of square tube i115 and square tube h114, square tube g113, welding of square tube a107 and square tube c109, square tube h114 and square tube b108, welding of square tube a107 and square tube f112, square tube b108 and square tube a107, welding of fixing seat 104 and square tube b108, welding of connecting plate a116 and square tube b108, welding of connecting plate d11 9 is welded to square tube b108, connecting plate f121 is welded to square tube c109 and square tube d110, connecting plate e120 is welded to square tube h114 and square tube i115, connecting plate b117 is installed on connecting plate b117, connecting plate c118 is welded to square tube b108, square tube h114 and square tube g113, the third cylinder 103 is screwed to connecting plate e120, connecting plate e120 is connected to limit block 106, the first cylinder 101 is connected to limit block 106; the second cylinder 102 is installed on the positioning unit rotating mechanism 2; connecting plate g122 is located at the bottom.

[0030] The positioning unit rotating mechanism 2 includes a rotating seat 201, a fixed connecting rod 202, a first positioning mechanism 218, a second positioning mechanism 219, a third positioning mechanism 220, and a fourth positioning mechanism 221; the rotating seat 201 includes a square tube j203, a square tube k204, a square tube l205, a square tube m206, a square tube n207, a connecting plate h208, a connecting plate i209, a connecting plate j210, a connecting plate k211, a connecting plate l212, a connecting plate m213, a connecting plate n214, and a connecting plate o215 Welding piece 216 and connecting rod 217; the fixed connecting rod 202 is located on the connecting rod 217, the square tube j203 is welded to the square tube k204, the square tube m206, and the square tube n207, the square tube l205 is welded to the square tube m206, the square tube k204, and the square tube n207, the connecting plate h208 is welded to the square tube m206, the connecting plate i209 is welded to the square tube j203 and the square tube m206, the connecting plate j210 is welded to the square tube k204 and the square tube l205, the connecting plate k211 is welded to the square tube j203 and the square tube k204, the connecting plate l212 is welded to the square tube j203 and the square tube k20 4 are welded, connecting plate m213 is welded to square tube l205 and square tube m206, connecting plate n214 is welded to square tube j203 and square tube k204, connecting plate o215 is welded to square tube l205 and square tube m206, welding piece 216 is welded to connecting plate m213, a first positioning mechanism 218 is installed at the left end of connecting plate m213, a second positioning mechanism 219 is installed on welding piece 216, a third positioning mechanism 220 is installed at the front end of welding piece 216, a fourth positioning mechanism 221 is installed on the third positioning mechanism 220, and a connecting rod 217 is connected to a fixing seat 104 through a bushing.

[0031] The fixed seat 104 of the fixed frame 1 is threadedly connected to the rotating seat 201 of the positioning unit rotating mechanism 2 through an intermediate connecting rod; one end of the first cylinder 101 is connected to the limit block 106, and the other end is screwed to the connecting plate j210. The connecting rod 217 is connected to the fixed seat 104 through a shaft sleeve, and both ends are covered with end covers to prevent dust from falling into the bearing and reducing the life of the mechanism. The first buffer 105, the second buffer 123 and the limit block 106 are provided to prevent excessive swing from causing damage to the vehicle body and equipment.

[0032] The multiple positioning mechanisms described in this embodiment simultaneously rotate and retract the mechanisms when in use, and are installed on a production line. Figure 1When the robot 200 is in the extreme position, the first cylinder 101 retracts, the second cylinder 102 is clamped, and the third cylinder 103 is clamped to reach the limit locking state. At this time, 2 remains horizontal, so that the positioning clamp on 2 is on the workpiece. At this time, the robot performs welding. When rotation is required, the second cylinder 102 and the third cylinder 103 are opened, and then the first cylinder 101 extends out, driving the rotating seat 201 to rotate clockwise around the axis on the fixed connecting rod 202 to achieve angular rotation. The function of the first buffer 105 and the limit block 106 is to prevent the vehicle body and equipment from being damaged by excessive rotation angle.

[0033] The use of multiple positioning mechanisms in the above implementation scheme to simultaneously rotate the telescopic mechanism can easily avoid the problem of many angles in the product structure and easy interference in the movement process, and can greatly reduce space problems and greatly simplify the mechanical structure.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multiple positioning mechanism simultaneously rotating telescopic mechanism, comprising a fixed frame (1) and a positioning unit rotating mechanism (2), wherein the fixed frame (1) is threadedly connected to the positioning unit rotating mechanism (2), characterized in that: The fixed frame (1) comprises a first cylinder (101), a second cylinder (102), a third cylinder (103), a fixed seat (104), a first buffer (105) and a second buffer (123); The first buffer (105) is installed on the left side of the first cylinder (101), and the second buffer (123) is installed on the third cylinder (103); The fixing seat (104) comprises a limit block (106), a square tube a (107), a square tube b (108), a square tube c (109), a square tube d (110), a square tube e (111), a square tube f (112), a square tube g (113), a square tube h (114), a square tube i (115), a connecting plate a (116), a connecting plate b (117), a connecting plate c (118), a connecting plate d (119), a connecting plate e (120), a connecting plate f (121) and a connecting plate g (122); The square tube c (109) and the square tube h (114) are welded, the square tube e (111) and the square tube c (109) and the square tube d (110) are welded, the square tube d (110) and the square tube i (115) are welded, the square tube i (115) and the square tube h (114) are welded, the square tube g (113) the square tube a (107) and the square tube c (109), the square tube h (114) and the square tube b (108) are welded, the square tube a (107) and the square tube f (112), the square tube b (108) and the square tube a (107) are welded, the fixing seat (104) and the square tube b (108) are welded, the connecting plate a (116) and the square tube b (114) are welded, The connecting plate d (119) and the square tube b (108) are welded, the connecting plate f (121) and the square tube c (109) and the square tube d (110) are welded, the connecting plate e (120) and the square tube h (114) and the square tube i (115) are welded, the connecting plate b (117) is installed on the connecting plate b (117), the connecting plate c (118) and the square tube b (108), the square tube h (114) and the square tube g (113) are welded, the third cylinder (103) and the connecting plate e (120) are screwed, the connecting plate e (120) is connected to the limit block (106), and the first cylinder (101) and the limit block (106) are connected; The second cylinder (102) is mounted on the positioning unit rotating mechanism (2); The connecting plate g (122) is located at the bottom.

2. The multiple positioning mechanisms simultaneously rotating and retracting mechanism according to claim 1, characterized in that: The positioning unit rotating mechanism (2) comprises a rotating seat (201), a fixed connecting rod (202), a first positioning mechanism (218), a second positioning mechanism (219), a third positioning mechanism (220), and a fourth positioning mechanism (221); The rotating seat (201) comprises a square tube j (203), a square tube k (204), a square tube l (205), a square tube m (206), a square tube n (207), a connecting plate h (208), a connecting plate i (209), a connecting plate j (210), a connecting plate k (211), a connecting plate l (212), a connecting plate m (213), a connecting plate n (214), a connecting plate o (215), a welded part (216) and a connecting rod (217); The fixed connecting rod (202) is located on the connecting rod (217); the square tube j (203) is welded to the square tube k (204), the square tube m (206), and the square tube n (207); the square tube l (205) is welded to the square tube m (206), the square tube k (204), and the square tube n (207); the connecting plate h (208) is welded to the square tube m (206); the connecting plate i (209) is welded to the square tube j (203) and the square tube m (206); the connecting plate j (210) is welded to the square tube k (204) and the square tube l (205); the connecting plate k (211) is welded to the square tube j (203) and the square tube k (204); the connecting plate l (212) is welded to the square tube j (203) and the square tube k (204); ) are welded, the connecting plate m (213) is welded to the square tube l (205) and the square tube m (206), the connecting plate n (214) is welded to the square tube j (203) and the square tube k (204), the connecting plate o (215) is welded to the square tube l (205) and the square tube m (206), the welding piece (216) is welded to the connecting plate m (213), the first positioning mechanism (218) is mounted on the left end of the connecting plate m (213), the second positioning mechanism (219) is mounted on the welding piece (216), the third positioning mechanism (220) is mounted on the front end of the welding piece (216), the fourth positioning mechanism (221) is mounted on the third positioning mechanism (220), and the connecting rod (217) is connected to the fixing seat (104) via a shaft sleeve.

3. The multiple positioning mechanisms simultaneously rotating and retracting mechanism according to claim 2, characterized in that: The fixed seat (104) of the fixed frame (1) and the rotating seat (201) of the positioning unit rotating mechanism (2) are threadedly connected via an intermediate connecting rod; One end of the first cylinder (101) is connected to the limit block (106), and the other end is screwed to the connecting plate j (210); the connecting rod (217) is connected to the fixing seat (104) via a shaft sleeve.

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