CN203863265U - Welding and positioning device for arm rack - Google Patents
Welding and positioning device for arm rack Download PDFInfo
- Publication number
- CN203863265U CN203863265U CN201420195661.XU CN201420195661U CN203863265U CN 203863265 U CN203863265 U CN 203863265U CN 201420195661 U CN201420195661 U CN 201420195661U CN 203863265 U CN203863265 U CN 203863265U
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- Prior art keywords
- positioning
- wall plate
- welding
- shaft core
- positioning device
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- Expired - Fee Related
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- 238000003466 welding Methods 0.000 title claims abstract description 42
- 230000000149 penetrating effect Effects 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a welding and positioning device for an arm rack. The welding and positioning device for the arm rack comprises two wall plates (1) arranged in parallel, a shaft core (3) arranged between the two wall plates (1), and an interval positioning part (2) arranged on the shaft core (3), wherein a position hole is formed in each wall plate (1), and the positioning hole formed in one wall plate (1) is aligned with the positioning hole formed in the other wall plate (1); one end of the shaft core (3) is connected with a positioning hole penetrating sleeve arranged on one wall plate (1), and the other end of the shaft core (3) is connected with a positioning hole penetrating sleeve arranged on the other wall plate (1). According to the welding and positioning device for the arm rack, operation of workers is simplified, labor efficiency is improved, the accuracy of the position of an arm rack part is improved, and therefore the accuracy of the appearance of the welded arm rack, and smooth work is guaranteed after a finished automobile product is completed.
Description
Technical Field
The utility model relates to a processingequipment technical field, in particular to cantilever crane welding position device.
Background
The concrete pump truck is generally composed of a plurality of arm frames, and two adjacent arm frames are connected through a rotating shaft (the rotating shaft penetrates through rotating shaft holes on the two adjacent arm frames so as to complete the connection of the two arm frames).
Referring to fig. 1, fig. 1 is a schematic structural diagram of an arm support in the prior art.
The arm support comprises two arm support parts 5, the arm support parts 5 are aligned with each other, a rotating shaft sleeve 4 is arranged on the arm support parts, and when the arm support is installed, the rotating shaft penetrates through the rotating shaft sleeve 4 to complete the hinge joint of the two adjacent arm supports. However, during the process of machining and welding, the rotating shaft holes 4 arranged on the two arm support parts 5 need to be aligned. If the relative position of the rotating shaft hole 4 is not accurate, the welded rotating shaft hole 4 is easy to be misplaced, so that the appearance accuracy of the arm support is reduced. The shape of the arm support directly influences the rotation capability of the arm support. When the shape accuracy of the arm support is low, the phenomenon that the arm support is not stretched in place or is stretched excessively after being unfolded is easily caused, and the difficulty is brought to the installation of the arm support rotating shaft in the later period.
Therefore, how to achieve the precision of the shape of the arm support is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an cantilever crane welding position device to improve the accurate nature of the appearance of cantilever crane.
In order to achieve the above object, the utility model provides a following technical scheme:
a boom welding positioning device comprises:
the positioning holes are formed in one wall plate and aligned with the positioning holes formed in the other wall plate;
the shaft core is arranged between the two wall plates, one end of the shaft core is connected with a positioning hole arranged on one wall plate in a penetrating and sleeving manner, and the other end of the shaft core is connected with a positioning hole arranged on the other wall plate in a penetrating and sleeving manner;
and the spacing positioning part is arranged on the shaft core.
Preferably, in the above welding and positioning device for the arm support, the spacing positioning part is a spacer sleeve; the spacing positioning part is sleeved on the shaft core.
Preferably, in the above boom welding and positioning device, the number of the positioning holes formed in the wall plate is two, and the two positioning holes are a first positioning hole and a second positioning hole respectively; the first positioning hole formed in the wall plate is aligned with the first positioning hole formed in the wall plate, and the second positioning hole formed in the wall plate is aligned with the second positioning hole formed in the wall plate.
Preferably, in the above-mentioned boom welding and positioning device, the bottom end of the wallboard is provided with a horizontal supporting foot.
Preferably, in the above-mentioned boom welding and positioning device, the horizontal supporting leg is disposed outside the wall plate.
Preferably, in the above welding and positioning device for the arm support, the wall plate is provided with a reinforcing rib plate.
Preferably, in the above welding and positioning device for the arm support, the reinforcing rib plate is vertically connected to the horizontal supporting leg.
Preferably, in the above welding and positioning device for the arm support, the reinforcing rib plate and the axis of the positioning hole of the wall plate are located on the same plane.
Preferably, in the above welding and positioning device for the arm support, the horizontal supporting leg is provided with an installation hole.
According to the above technical scheme, the utility model provides a cantilever crane welding position device owing to set up interval location portion on the axle center, the interval of two cantilever crane parts of direct or indirect control to in wearing the pivot cover of cover and two cantilever crane parts with the axle center, make the pivot cover of two cantilever crane parts set up with one heart. The utility model provides a cantilever crane welding position device carries out the pre-installation to two adjacent cantilever crane parts, has simplified workman's operation, has improved labor efficiency to, through the interval to two cantilever crane parts and the location of pivot cover, and weld after the location, improved the accuracy nature of cantilever crane part position, and then improved the accurate nature of the appearance of welding back cantilever crane, ensured the smooth work after whole car product is accomplished.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an arm support in the prior art;
fig. 2 is a schematic structural diagram of an arm support welding and positioning device provided in an embodiment of the present invention;
fig. 3 is a schematic view of the working of the welding and positioning device for the boom according to the embodiment of the present invention.
Wherein,
the device comprises a wallboard-1, an interval positioning part-2, a shaft core-3, a rotating shaft sleeve-4, an arm support part-5, a horizontal supporting foot-6 and a reinforcing rib plate-7.
Detailed Description
The utility model discloses a cantilever crane welding position device to improve the accurate nature of the appearance of cantilever crane.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 2 and fig. 3, fig. 2 is a schematic structural diagram of an arm support welding and positioning device according to an embodiment of the present invention; fig. 3 is a schematic view of the working of the welding and positioning device for the boom according to the embodiment of the present invention.
The embodiment of the utility model provides an cantilever crane welding position device, include: the wall plates 1 are provided with positioning holes, and the positioning hole arranged on one wall plate 1 is aligned with the positioning hole arranged on the other wall plate 1; the shaft core 3 is arranged between the two wall plates 1, one end of the shaft core 3 is connected with a positioning hole arranged on one wall plate 1 in a penetrating and sleeving manner, and the other end of the shaft core 3 is connected with a positioning hole arranged on the other wall plate 1 in a penetrating and sleeving manner; and a pitch positioning part 2 provided on the shaft core 3.
In the welding process of the arm support, one end of a shaft core 3 is sleeved in a rotating shaft sleeve 4 of one arm support part 5 in a penetrating manner, the other end of the shaft core is sleeved in a rotating shaft sleeve 4 of the other arm support part 5 in a penetrating manner, the rotating shaft sleeves 4 of the two arm support parts 5 are concentrically arranged, the inner wall of each rotating shaft sleeve 4 is abutted against an interval positioning part 2 on the shaft core 3, the interval positioning part 2 is clamped between the two arm support parts 5 to directly control the interval between the two arm support parts 5, then two wall plates 1 are respectively arranged on the outer walls of the arm support parts 5, and the end part of the shaft core 3 penetrates through a positioning hole formed in each wall plate 1. Or one end of the shaft core 3 can be sleeved in the mounting hole of one wall plate 1, the other end of the shaft core is sleeved in the mounting hole of the other wall plate 1, the distance positioning part 2 is abutted against the inner walls of the two wall plates 1, the arm support part 5 is arranged outside the wall plate 1, the end part of the shaft core 3 penetrates through the rotating shaft sleeve 4 of the arm support part 5, the rotating shaft sleeves 4 of the two arm support parts 5 are concentrically arranged, the inner wall of the rotating shaft sleeve 4 is abutted against the outer wall of the wall plate 1, and the distance between the two arm support parts 5 is indirectly controlled.
The embodiment of the utility model provides a cantilever crane welding position device is owing to set up interval location portion 2 on the axle center 3, the interval of two cantilever crane parts 5 of direct or indirect control to wear the cover with axle center 3 and in two cantilever crane part 5's pivot cover 4, make two cantilever crane part 5's pivot cover 4 set up with one heart. The embodiment of the utility model provides a cantilever crane welding position device carries out the pre-installation to two adjacent cantilever crane parts 5, has simplified workman's operation, has improved labor efficiency to, through the interval to two cantilever crane parts 5 and the location of pivot cover 4, and weld after the location, improved the accuracy nature of cantilever crane part 5 position, and then improved the accurate nature of the appearance of welding back cantilever crane, ensured the smooth work after whole car product is accomplished.
It should be understood that the inner wall of the arm support part 5 is the surface of the two arm support parts 5 opposite to each other, and the outer wall of the arm support part 5 is the surface of the two arm support parts 5 opposite to each other; the inner wall of the rotating shaft sleeve 4 is a surface positioned on the inner wall of the arm support part 5, and the outer wall of the rotating shaft sleeve 4 is positioned on the surface of the outer wall of the arm support part 5. The inner wall of wallboard 1 is two 1 relative faces of wallboard, and the outer wall of wallboard 1 is the face that two wallboard 1 carried on the back mutually.
Because the space requirements of two arm support parts 5 in different arm supports are different, the space positioning part 2 provided by the embodiment of the utility model is a spacer sleeve; the spacing positioning part 2 is sleeved on the shaft core 3. In the process of welding different types of arm supports, only the spacing positioning part 2 needs to be replaced. The space positioning portion 2 and the shaft core 3 may be provided as an integral structure, and will not be described one by one.
Currently, the number of the rotating shaft sleeves 4 of a single arm support part 5 is two. In order to improve the positioning effect of the arm support part 5, the number of the positioning holes arranged on the wall plate 1 is two, namely a first positioning hole and a second positioning hole; the first locating hole that sets up on one wallboard 1 aligns with the first locating hole that sets up on another wallboard 1, and the second locating hole that sets up on one wallboard 1 aligns with the second locating hole that sets up on another wallboard 1. It can be understood that the number of the shaft cores 3 and the number of the spacing positioning portions 2 are two, two ends of one shaft core 3 are respectively connected with the two first positioning holes in a penetrating and sleeving manner, and two ends of the other shaft core 3 are respectively connected with the two second positioning holes in a penetrating and sleeving manner.
Or only one shaft core 3 can be arranged, and in the welding process of the arm support part 5, one side of the arm support part far away from the arm support welding positioning device is contacted with the working platform, and the positioning is realized by combining the action of the shaft core 3.
In order to improve the stability of the wall panel 1, the bottom end of the wall panel 1 is provided with horizontal support feet 6.
Further, horizontal supporting feet 6 are provided on the outside of the wall panel 1. The outside of the wall panels 1 is the side of the two wall panels 1 away from each other.
Further, a reinforcing rib plate 7 is arranged on the wall plate 1.
In order to improve the support stability of the reinforcing rib plate 7, the reinforcing rib plate 7 is vertically connected with the horizontal support leg 6.
Because the positioning holes arranged on the wall board 1 can weaken the strength of the part, the axes of the reinforcing rib plates 7 and the positioning holes of the wall board 1 are positioned on the same plane. The vertical supporting strength of the part is enhanced.
As shown in fig. 2, the horizontal support foot 6 is provided with a mounting hole. Horizontal supporting legs 6 are fixed with work platform through the mounting hole, have further improved wallboard 1's stability.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a cantilever crane welding position device which characterized in that includes:
the wall plate comprises two wall plates (1), wherein positioning holes are formed in the wall plates (1), and the positioning hole formed in one wall plate (1) is aligned with the positioning hole formed in the other wall plate (1);
the shaft core (3) is arranged between the two wall plates (1), one end of the shaft core (3) is connected with a positioning hole arranged on one wall plate (1) in a penetrating and sleeving manner, and the other end of the shaft core is connected with a positioning hole arranged on the other wall plate (1) in a penetrating and sleeving manner;
and a spacing positioning part (2) arranged on the shaft core (3).
2. The boom welding positioning device according to claim 1, characterized in that the spacing positioning part (2) is a spacer sleeve; the distance positioning part (2) is sleeved on the shaft core (3).
3. The boom welding positioning device according to claim 1, wherein the number of the positioning holes arranged on the wall plate (1) is two, namely a first positioning hole and a second positioning hole; one first locating hole that sets up on wallboard (1) aligns with another the first locating hole that sets up on wallboard (1), one the second locating hole that sets up on wallboard (1) aligns with another the second locating hole that sets up on wallboard (1).
4. The boom welding and positioning device as claimed in claim 1, characterized in that the bottom end of the wall plate (1) is provided with a horizontal supporting foot (6).
5. The boom welding positioning device according to claim 4, characterized in that the horizontal support feet (6) are arranged outside the wall plate (1).
6. The boom welding positioning device according to claim 5, characterized in that a reinforcing rib plate (7) is arranged on the wall plate (1).
7. The boom welding positioning device according to claim 6, characterized in that the reinforcing rib plate (7) and the horizontal supporting foot (6) are vertically connected with each other.
8. The boom welding positioning device according to claim 7, wherein the reinforcing rib plate (7) and the axis of the positioning hole of the wall plate (1) are positioned on the same plane.
9. The boom welding positioning device according to any one of claims 4-8, characterized in that the horizontal supporting foot (6) is provided with a mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195661.XU CN203863265U (en) | 2014-04-21 | 2014-04-21 | Welding and positioning device for arm rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195661.XU CN203863265U (en) | 2014-04-21 | 2014-04-21 | Welding and positioning device for arm rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203863265U true CN203863265U (en) | 2014-10-08 |
Family
ID=51644254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420195661.XU Expired - Fee Related CN203863265U (en) | 2014-04-21 | 2014-04-21 | Welding and positioning device for arm rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203863265U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537838A (en) * | 2016-02-22 | 2016-05-04 | 盐城市宏辉机械有限公司 | Connector welding fixture |
| CN105834645A (en) * | 2016-05-05 | 2016-08-10 | 河南平高电气股份有限公司 | Welding tool for conductive tube welding |
-
2014
- 2014-04-21 CN CN201420195661.XU patent/CN203863265U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537838A (en) * | 2016-02-22 | 2016-05-04 | 盐城市宏辉机械有限公司 | Connector welding fixture |
| CN105834645A (en) * | 2016-05-05 | 2016-08-10 | 河南平高电气股份有限公司 | Welding tool for conductive tube welding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 |