Novel erector vacuum chuck positioning device

Abstract

The utility model relates to the technical field of shield tunneling machine erectors, in particular to a novel erector vacuum chuck positioning device, which is characterized in that a positioning pin nylon sleeve is sleeved on the outer side of a positioning pin, the end part of the positioning pin and the end part of the positioning pin nylon sleeve are respectively provided with an embedding groove, and a nylon sleeve pressing block is embedded in the embedding groove; the nylon sleeve pressing block is connected with the positioning pin through a fixing bolt, the nylon sleeve pressing block presses the positioning pin nylon sleeve to the end of the positioning pin, the positioning pin nylon sleeve comprises a circle of protective sleeve, the side face of the positioning pin is provided with an attaching inclined face, the protective sleeve wraps the outer side of the attaching inclined face, and supporting flanges are arranged on the periphery of the positioning pin. One end of the protective sleeve is supported on the supporting flange, a through screw hole is formed in the supporting flange, and an ejection bolt is in threaded connection with the interior of the screw hole. Compared with the prior art, the novel erector vacuum chuck positioning device is simple in structure, convenient to replace, easy to maintain and capable of effectively reducing labor cost.

Description

[Technical Field]

[0001] This utility model relates to the field of shield tunneling machine assembly technology, and in particular to a novel vacuum suction cup positioning device for an assembly machine. [Background Technology]

[0002] A segment assembly machine, also known as a lifting arm, is a type of lifting equipment installed at the tail of the tunnel shield that can quickly assemble and fix tunnel segments. After excavation, the tunnel requires prefabricated reinforced concrete segments for long-term protection. The function of the segment assembly machine is to quickly and accurately install the segments onto the newly excavated tunnel surface to support the tunnel surface, prevent groundwater seepage and surface subsidence, and bear the propulsive reaction force of the tunnel boring machine (TBM). The segment assembly machine is also a key subsystem of the TBM assembly system, and its function directly affects the quality of segment assembly and the efficiency of tunnel construction.

[0003] The quality of existing vacuum suction cup positioning devices for assembly machines varies, they are prone to wear and tear, and are inconvenient to maintain. [Utility Model Content]

[0004] To overcome the above problems, this utility model proposes a novel vacuum suction cup positioning device for assembly machines that can effectively solve the above problems.

[0005] The present invention provides a technical solution to solve the above-mentioned technical problems by providing a novel vacuum suction cup positioning device for an assembly machine, comprising a positioning pin, a positioning pin nylon sleeve on the outer side of the positioning pin, and an inlay groove provided at the end of the positioning pin and the end of the positioning pin nylon sleeve. A nylon sleeve clamping block is inlaid in the inlay groove, and the nylon sleeve clamping block is connected to the positioning pin by a fixing bolt, the nylon sleeve clamping block pressing the positioning pin nylon sleeve against the end of the positioning pin; the positioning pin nylon sleeve includes a protective sleeve, and a fitting inclined surface is provided on the side of the positioning pin, the protective sleeve wrapping around the outside of the fitting inclined surface; a supporting flange is provided around the periphery of the positioning pin, one end of the protective sleeve is supported on the supporting flange, the supporting flange has a through screw hole, and an ejector bolt is threaded into the screw hole.

[0006] Preferably, one end of the positioning pin is provided with a threaded section, a sealing groove is provided above the threaded section, and an O-ring is provided in the sealing groove.

[0007] Preferably, the locating pin has a fixing hole at one end that is connected to the fixing bolt, and the fixing bolt is fixedly connected to the fixing hole.

[0008] Preferably, one end of the positioning pin is provided with a first inlay groove, the nylon sleeve of the positioning pin is provided with a second inlay groove, the nylon sleeve pressing block is inlaid in the first inlay groove, and the side of the nylon sleeve pressing block is provided with a protruding pressing plate inlaid in the second inlay groove.

[0009] Preferably, the middle of the nylon sleeve pressing block is provided with a through hole for fixing a bolt to pass through.

[0010] Preferably, the fixing bolt is an M12 internal hexagonal bolt, and the ejecting bolt is an M5 ejecting bolt.

[0011] Compared with the prior art, the novel vacuum chuck positioning device of the assembling machine is simple in structure, convenient to replace, easy to maintain and capable of effectively reducing labor cost. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a perspective view of the novel vacuum chuck positioning device of the assembling machine.

[0013] Figure 2 It is a sectional view of the novel vacuum chuck positioning device of the assembling machine. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and should not be used to limit the present application.

[0015] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only relative positions on the specified view, not absolute positions.

[0016] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and should not be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0017] Please refer to Figure 1 and Figure 2The utility model discloses a novel assembling machine vacuum chuck positioning device, including locating pin 4, the outer side of locating pin 4 is covered with locating pin nylon sleeve 3, the end of locating pin 4 and the end of locating pin nylon sleeve 3 all are provided with inlay groove, inlay groove inlays has nylon sleeve pressure block 2, nylon sleeve pressure block 2 is connected with locating pin 4 through fixed bolt 1, and nylon sleeve pressure block 2 is pressed tightly in the end of locating pin 4 with locating pin nylon sleeve 3.

[0018] The locating pin nylon sleeve 3 includes a protective sleeve 31, the side of the locating pin 4 is provided with a fitting slope 44, the protective sleeve 31 is wrapped outside the fitting slope 44, which is beneficial to the protection of the locating pin 4.

[0019] The periphery of the locating pin 4 is provided with a support flange, one end of the protective sleeve 31 is supported on the support flange, the support flange is provided with a through screw hole 42, the screw hole 42 is threadedly connected with an ejection bolt 5, the ejection bolt 5 is beneficial to ejecting the locating pin nylon sleeve 3 outward, which is convenient to replace and easy to maintain, and can effectively reduce the labor cost.

[0020] One end of the locating pin 4 is provided with a threaded section, a sealing groove 41 is arranged above the threaded section, and an O-ring 6 is arranged in the sealing groove 41, which is beneficial to sealing.

[0021] A fixing hole 43 is formed in one end of the locating pin 4 connected with the fixed bolt 1, and the fixed bolt 1 is fixedly connected to the fixing hole 43.

[0022] One end of the locating pin 4 is provided with a first inlay groove 45, the locating pin nylon sleeve 3 is provided with a second inlay groove 32, the nylon sleeve pressure block 2 is inlaid in the first inlay groove 45, the side of the nylon sleeve pressure block 2 is provided with a protruding pressing plate 21, and the pressing plate 21 is inlaid in the second inlay groove 32. The first inlay groove 45 and the first inlay groove 45 form an inlay groove.

[0023] A through hole is arranged in the middle of the nylon sleeve pressure block 2 for the fixed bolt 1 to pass through.

[0024] The fixed bolt 1 is an M12 internal hexagonal bolt, and the ejection bolt 5 is an M5 ejection bolt.

[0025] During assembly, step 1: install the O-ring 6 in the sealing groove 41 of the locating pin 4; step 2: cover the locating pin 4 with the locating pin nylon sleeve 3; step 3: place the nylon sleeve pressure block 2 in the inlay groove; and step 4: lock the M12 internal hexagonal bolt on the locating pin 4 through the nylon sleeve pressure block 2.

[0026] The user only needs to install the assembled novel assembling machine vacuum chuck positioning device on the vacuum chuck during use.

[0027] Compared with the prior art, the novel assembling machine vacuum chuck positioning device is simple in structure, convenient to replace, easy to maintain and capable of effectively reducing labor cost.

[0028] The above merely describes the preferred embodiments of the present application, and does not limit the patent scope of the present application, and any modification, equivalent replacement and improvement within the concept of the present application shall be included in the patent protection scope of the present application.

Claims

1. A novel positioning device for vacuum cups of a panel assembly machine, characterized in that, The positioning pin is sleeved with a positioning pin nylon sleeve, the end of the positioning pin and the end of the positioning pin nylon sleeve are provided with inlay grooves, the inlay grooves are inlaid with nylon sleeve pressing blocks, the nylon sleeve pressing blocks are connected with the positioning pin through fixing bolts, the nylon sleeve pressing blocks press the positioning pin nylon sleeve to the end of the positioning pin; one end of the positioning pin is provided with a first inlay groove, the positioning pin nylon sleeve is provided with a second inlay groove, the nylon sleeve pressing block is inlaid in the first inlay groove, the side of the nylon sleeve pressing block is provided with a protruding pressing plate, the pressing plate is inlaid in the second inlay groove; The positioning pin nylon sleeve comprises a protective sleeve, the side of the positioning pin is provided with a fitting slope, and the protective sleeve is wrapped outside the fitting slope; The periphery of the positioning pin is provided with a support flange, one end of the protective sleeve is supported on the support flange, the support flange is provided with a through screw hole, and the screw hole is screwed with an ejection bolt.

2. The novel paver vacuum cup positioning device of claim 1, wherein, One end of the positioning pin is provided with a threaded segment, the upper side of the threaded segment is provided with a sealing groove, and the sealing groove is provided with an O-shaped ring.

3. The novel paver vacuum cup positioning device of claim 1, wherein, One end of the positioning pin connected with the fixing bolt is provided with a fixing hole, and the fixing bolt is fixedly connected with the fixing hole.

4. The novel paver vacuum cup positioning device of claim 1, wherein, The middle part of the nylon sleeve pressing block is provided with a through hole for the fixing bolt to pass through.

5. The novel paver vacuum cup positioning device of claim 1, wherein, The fixing bolt is an M12 internal hexagonal bolt, and the ejection bolt is an M5 ejection bolt.

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