CN217097475U - Mandrel positioning device - Google Patents
Mandrel positioning device Download PDFInfo
- Publication number
- CN217097475U CN217097475U CN202121195708.9U CN202121195708U CN217097475U CN 217097475 U CN217097475 U CN 217097475U CN 202121195708 U CN202121195708 U CN 202121195708U CN 217097475 U CN217097475 U CN 217097475U
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- mandrel
- adjusting
- wallboard
- pressing plate
- cushion block
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Abstract
The application relates to a mandrel positioning device, which is characterized by comprising a wallboard and a mandrel adjusting assembly, wherein the mandrel adjusting assembly is installed on the wallboard, the wallboard is installed on a base, the mandrel adjusting assembly consists of an adjusting cushion block device, a pressing plate device and an adjusting baffle plate device, and the mandrel is fixedly installed on the mandrel adjusting assembly in a limiting mode through the adjusting cushion block device, the pressing plate device and the adjusting baffle plate device. A core rod fixing structure is arranged on the wallboard and comprises an L-shaped groove and a slope, and a set of adjusting cushion block devices are respectively arranged on the vertical surface and the bottom surface of the L-shaped groove; a set of adjusting baffle plate devices are arranged on the wall plate corresponding to the L-shaped groove; a set of pressing plate devices is arranged on the slope. The adjustable-size solar water heater has the advantages of being safe, reliable, simple in structure, low in cost, adjustable in size, convenient to install and maintain and the like.
Description
Technical Field
The application relates to a positioning device for a shaft sleeve and/or an installation hole, which is mainly suitable for adjusting and accurately positioning the shaft sleeve and/or the oil cylinder installation hole of an arm support in real time through a core rod.
Background
The arm support of the overhead working truck is assembled by a product shaft through a hinge point, and the positioning requirement on the hinge point is higher. The shaft sleeve is usually positioned by drilling a hole on a tool wallboard and penetrating a tool shaft in the past, and the positioning mode has several defects, namely, the tool shaft penetrates through a wallboard hole, so that the hole is easily abraded and enlarged, and positioning deviation is caused. Secondly, the positioning size of the core-through rod cannot be adjusted, and when the manufacturing precision of the tool is not high or the machining size is deviated, the improvement is quite difficult, and the loss cannot be recovered. Thirdly, the core rod is difficult to take out.
Disclosure of Invention
The technical problem that this application was solved is overcome the above-mentioned not enough that exists among the prior art, and provides a structure succinct, convenient to use, adjustable plug location size's plug positioner.
The technical scheme adopted by the application for solving the technical problems is as follows: a mandrel positioning device is characterized by comprising a wallboard and a mandrel adjusting assembly, wherein the mandrel adjusting assembly is installed on the wallboard and consists of an adjusting cushion block device, a pressing plate device and an adjusting baffle device, a mandrel is fixedly installed on the mandrel adjusting assembly in a limiting mode through the adjusting cushion block device (the side direction and/or the bottom surface of a limiting mandrel), the pressing plate device (the other side direction and the top surface of the limiting mandrel) and the adjusting baffle device (the axial direction of the limiting mandrel), the mandrel positioning device is reliable in fixing, the upper portion, the lower portion, the left portion, the right portion and the axial direction of the limiting mandrel can be adjusted, and the mandrel positioning device is good in adaptability.
This application still is provided with the base, and the wallboard is installed on the base.
A core rod fixing structure is arranged on the wallboard and comprises an L-shaped groove and a slope, and a set of adjusting cushion block devices are respectively arranged on the vertical surface and the bottom surface of the L-shaped groove; a set of adjusting baffle plate devices are arranged on the wall plate corresponding to the L-shaped groove; a set of pressing plate devices are arranged on the slope; the fixed end of the core rod is limited and fixed by two corresponding sets of adjusting cushion block devices, one set of adjusting baffle plate devices and one set of pressing plate devices.
The adjusting cushion block device comprises a large cushion block, a gasket structure and an inner hexagonal fixing bolt, wherein the large cushion block and the gasket structure are fixedly installed on the wallboard through the inner hexagonal fixing bolt.
The pressing plate device comprises a pressing plate and a pressing plate bolt, wherein the pressing plate is fixed on the wallboard through the pressing plate bolt and presses the upper side of the mandrel.
The baffle adjusting device comprises a baffle, a gasket structure and an inner hexagonal fixing bolt, and the baffle and the gasket structure are fixedly installed on the wallboard through the inner hexagonal fixing bolt.
The wallboard described herein is designed with a "V" or "L" shaped form, with a mandrel placed over the "V" or "L" structure and secured with a hold down.
The gasket structure of the present application is comprised of more than one small gasket and/or more than one fine tuning gasket.
The application is also provided with the core rod, the core rod has two shaft diameters (diameters), the adaptability is good, and the installation and the maintenance of the core rod are more convenient.
The adjustable-size solar water heater has the advantages of being safe, reliable, simple in structure, low in cost, adjustable in size, convenient to install and maintain and the like.
Drawings
Fig. 1 is a schematic view of an application of an embodiment of the present application (arm support shaft hole view).
Fig. 2 is a schematic illustration of an installation of an embodiment of the present application.
Fig. 3 is a schematic diagram of an embodiment of the present application.
FIG. 4 is a partial view of an axial end of a mandrel of an embodiment of the present application.
FIG. 5 is a schematic view of a mandrel according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings by way of examples, which are illustrative of the present application and are not limited to the following examples.
Referring to fig. 1 to 5, the embodiment of the present application relates to a mandrel positioning device, which includes a base 1, a wall plate 2, and a mandrel adjusting assembly 3, where the mandrel adjusting assembly 3 is installed on the wall plate 2, the wall plate 2 is installed on the base 1, and a mandrel 4 is installed on the mandrel adjusting assembly 3 and used for sleeving and positioning a shaft sleeve and/or a mounting hole.
The mandrel adjusting component 3 consists of two sets of adjusting cushion block devices 31, a set of pressure plate devices 32 and a set of adjusting baffle plate devices 33, wherein each adjusting cushion block device 31 comprises a large cushion block 311 with the thickness of 12mm, a gasket structure 312 consisting of more than one small gasket with the thickness of 1mm and/or more than one fine adjusting gasket, and a plurality of M6 hexagon socket head bolts; the pressing plate device 32 comprises a pressing plate 321 and a pressing plate bolt 322; the adjustable baffle device 33 comprises a baffle 331, a spacer structure consisting of more than one small spacer with the thickness of 1mm and/or more than one fine-tuning spacer, and a plurality of M6 hexagon socket head cap fixing bolts.
The mandrel 4 is used for positioning a shaft sleeve (including a first shaft sleeve 51 and a second shaft sleeve 52) of an arm support 5 and oil cylinder mounting holes (53 and 54), a mandrel 4 fixing structure is arranged on a wall plate 2, the mandrel 4 fixing structure comprises an L-shaped groove 21 and a slope 22, and a set of adjusting cushion block devices 31 are respectively arranged on the vertical surface and the bottom surface of the L-shaped groove 21 and are compressed by an M6 hexagon socket head cap fixing bolt; a set of adjusting baffle plate device 33 is arranged on the wall plate 2 corresponding to the position of the L-shaped groove 21; a set of pressure plate devices 32 are arranged on the slope 22; the fixed end of the core rod 4 is respectively fixed by two corresponding sets of adjusting cushion block devices 31, a set of adjusting baffle plate devices 33 and a set of pressing plate devices 32, and the fixing is reliable and adjustable, and the adaptability is good. After the installation position of the core rod 4 is fixed, the relative positions of the first shaft sleeve 51, the second shaft sleeve 52 and the oil cylinder installation holes (53, 54) of the arm support 5 are determined. When the sizes of the first shaft sleeve 51, the second shaft sleeve 52 and the oil cylinder mounting holes (53, 54) are found to have deviation through inspection, the composition or parameters of the corresponding gasket structure of the mandrel adjusting assembly 3 can be properly changed according to the measured sizes, and a fine-tuning gasket of 0.5mm or 0.2mm can be used.
The core rod 4 can adopt various cross-sectional sizes, as shown in fig. 5, the shaft diameter of the middle part of the core rod 4 is phi 35, the shaft diameter is consistent with the size of an inner hole of the shaft sleeve, the shaft diameters of two ends are phi 30, and the weight of the core rod 4 is reduced. The size of the shaft diameter is selected as required, so that the positioning of the core rod 4 and the positioning of the workpiece are completed. The core rod 4 is convenient to install and maintain and does not need to be knocked hard.
The device is generally applied to the spot welding positioning of the arm support shaft sleeve of the aerial work vehicle, and can also be applied to the installation positioning of other similar structures. The device has safe and reliable, simple structure, with low costs, adjustable size's characteristics, has higher economic nature to the use according to the same series product of standardized design.
All simple variations and combinations of the technical features and technical solutions of the present application are considered to fall within the scope of the present application.
Claims (10)
1. A mandrel positioning device is characterized by comprising a wallboard and a mandrel adjusting assembly, wherein the mandrel adjusting assembly is installed on the wallboard and consists of an adjusting cushion block device, a pressing plate device and an adjusting baffle plate device, and a mandrel is fixedly installed on the mandrel adjusting assembly in a limiting mode through the adjusting cushion block device, the pressing plate device and the adjusting baffle plate device.
2. The mandrel positioning apparatus of claim 1 wherein: a core rod fixing structure is arranged on the wallboard and comprises an L-shaped groove and a slope, and a set of adjusting cushion block devices are respectively arranged on the vertical surface and the bottom surface of the L-shaped groove; a set of adjusting baffle plate devices are arranged on the wall plate corresponding to the L-shaped groove; a set of pressing plate devices are arranged on the slope; the fixed end of the core rod is limited and fixed by two corresponding sets of adjusting cushion block devices, one set of adjusting baffle plate devices and one set of pressing plate devices.
3. A mandrel positioning device according to claim 1 or 2, wherein: the adjusting cushion block device comprises a large cushion block, a gasket structure and an inner hexagonal fixing bolt, wherein the large cushion block and the gasket structure are fixedly installed on the wallboard through the inner hexagonal fixing bolt.
4. A mandrel positioning device according to claim 1 or 2, wherein: the pressing plate device comprises a pressing plate and a pressing plate bolt, wherein the pressing plate is fixed on the wallboard through the pressing plate bolt and presses the upper side of the mandrel.
5. A mandrel positioning apparatus according to claim 1 or claim 2, wherein: the baffle adjusting device comprises a baffle, a gasket structure and an inner hexagonal fixing bolt, and the baffle and the gasket structure are fixedly installed on the wallboard through the inner hexagonal fixing bolt.
6. A mandrel positioning apparatus as set forth in claim 3 wherein: the gasket structure is composed of more than one small gasket and/or more than one fine adjustment gasket.
7. The mandrel positioning apparatus of claim 5, wherein: the gasket structure is composed of more than one small gasket and/or more than one fine adjustment gasket.
8. A mandrel positioning apparatus according to claim 1 or claim 2, wherein: still be provided with the base, the wallboard is installed on the base.
9. A mandrel positioning apparatus according to claim 1 or claim 2, wherein: a core rod is also provided.
10. The mandrel positioning apparatus of claim 9 wherein: the core rod has two shaft diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121195708.9U CN217097475U (en) | 2021-05-31 | 2021-05-31 | Mandrel positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121195708.9U CN217097475U (en) | 2021-05-31 | 2021-05-31 | Mandrel positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217097475U true CN217097475U (en) | 2022-08-02 |
Family
ID=82576188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121195708.9U Active CN217097475U (en) | 2021-05-31 | 2021-05-31 | Mandrel positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217097475U (en) |
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2021
- 2021-05-31 CN CN202121195708.9U patent/CN217097475U/en active Active
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