CN211991664U - Positioning tool for welding auger shaft - Google Patents

Positioning tool for welding auger shaft Download PDF

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Publication number
CN211991664U
CN211991664U CN201922445203.2U CN201922445203U CN211991664U CN 211991664 U CN211991664 U CN 211991664U CN 201922445203 U CN201922445203 U CN 201922445203U CN 211991664 U CN211991664 U CN 211991664U
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China
Prior art keywords
positioning
shaft
base plate
auger shaft
welding
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CN201922445203.2U
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Chinese (zh)
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宋伟
付文瑞
么嘉祥
孙成超
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Yongmeng Machinery Co ltd
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Yongmeng Machinery Co ltd
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Abstract

The utility model relates to a positioning tool for welding an auger shaft, which comprises a supporting rack, wherein a tool supporting platform is fixed on the supporting rack, a fixed end positioning mechanism for positioning a shaft head at one end of the auger shaft is arranged at one end above the tool supporting platform, and a sliding end positioning mechanism for positioning a shaft head at the other end of the auger shaft is arranged at the other end of the auger shaft; a plurality of groups of positioning and clamping mechanisms are arranged between the fixed end positioning machine and the sliding end positioning mechanism along the arrangement direction of the auger shaft; two groups of bouncing rotary supporting seats which enable the auger shaft to be lifted to the upper working position are arranged between the groups of positioning and clamping mechanisms at intervals. The positioning tool is accurate and reliable in positioning, reduces the machining amount after welding, is suitable for welding auger shafts of various models, reduces the working strength and improves the working efficiency.

Description

Positioning tool for welding auger shaft
Technical Field
The utility model belongs to the technical field of maize picker production, concretely relates to screw feeder axle welding is with location frock.
Background
The auger shaft on the corn harvester consists of a shaft tube main body part, web parts connected with two ends of the shaft tube main body part and shaft head parts respectively connected with the two web plates. When carrying out screw feeder axle processing production, earlier with the coaxial fixed connection of web and spindle nose, then with the tip welding of web and central siphon main part, at the welded in-process, the axiality of central siphon main part and spindle nose portion will be guaranteed.
The existing welding method for welding the main body part and the head part of the shaft tube is to perform spot welding positioning firstly and then perform welding for a circle. The welding position frock that adopts at present exists not enough when using does:
1. the positioning is not accurate enough, and the processing amount after welding is large.
2. The variety of screw feeder hollow shaft is more, and a frock can't all use.
3. The spot welding work efficiency is low, and the transport intensity is big.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a location accurate, reliable, reducible processing volume after welding is applicable to the screw feeder axle welding of multiple model, reduces working strength, improves work efficiency's screw feeder axle welding and uses location frock.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an auger shaft welding is with location frock which characterized in that: the device comprises a supporting rack, wherein a tool supporting platform is fixed on the supporting rack, a fixed end positioning mechanism for positioning a shaft head at one end of an auger shaft is installed at one end above the tool supporting platform, and a sliding end positioning mechanism for positioning a shaft head at the other end of the auger shaft is installed at the other end above the tool supporting platform; a plurality of groups of positioning and clamping mechanisms are arranged between the fixed end positioning machine and the sliding end positioning mechanism along the arrangement direction of the auger shaft; two groups of bouncing rotary supporting seats which enable the auger shaft to be lifted to the upper working position are arranged between the groups of positioning and clamping mechanisms at intervals;
the fixed end positioning mechanism and the sliding end positioning mechanism respectively comprise a positioning bottom plate, a shaft head supporting assembly and a shaft head pressing mechanism, wherein the shaft head supporting assembly is arranged at the upper end of the positioning bottom plate; the shaft head supporting assembly is provided with a v-shaped positioning block which is in contact with a shaft head of a workpiece and a side stop block which limits a web plate of the workpiece; the spindle head pressing mechanism adopts a downward pressing type quick clamp; the positioning bottom plate of the fixed end positioning mechanism is fixedly connected with the tool supporting platform, and the positioning bottom plate of the sliding end positioning mechanism is fixedly connected with the tool supporting platform in an axially adjustable manner along the auger shaft;
each group of positioning and clamping mechanisms adopts a quick clamp compactor structure, each compactor is connected with a tool supporting platform, a first clamping block is arranged on the inner side of a fixing arm of each compactor, a second clamping block is arranged at the end part of a compacting arm of each compactor, and a third clamping block is fixed on the tool supporting platform at a position corresponding to each compactor; when the pressing arm is in a pressing state, the three clamping blocks form three-point clamping contact with one circle of the auger shaft;
the bounce rotating support seat comprises a base plate, the base plate is fixedly connected with a tool supporting platform, a shaft tube support is arranged on the upper end of the base plate, the shaft tube support is connected with the base plate through an elastic connection structure capable of moving up and down, a shaft tube abdicating groove is formed in the upper end of the shaft tube support, the two sides of the shaft tube abdicating groove are respectively connected with rollers for supporting a workpiece shaft tube main body through a supporting shaft, and the rollers on the two sides are in supporting contact with the lower end of the shaft tube main body.
Further, the support bench is a stepped bench structure with a high-position support bench and a low-position support bench arranged at the upper end, the high-position support bench is a finished product storage bench, and the low-position support bench is a positioning tool mounting bench; the finished product storage table board is provided with an inclination angle, wherein one end close to the tool mounting table board is a high-position end, one end far away from the tool mounting table board is a low-position end, and the low-position end is welded with an upward extending stop post.
Furthermore, two vertical guide shafts are respectively connected to the two end positions of the base plate close to the shaft tube support, sliding sleeves are sleeved on the two vertical guide shafts above the base plate, the outer sides of the sliding sleeves are fixedly connected with the shaft tube support, lifting pressure springs are sleeved on the two vertical guide shafts below the sliding sleeves, the upper ends and the lower ends of the lifting pressure springs are respectively in pressing contact with the lower end of the sliding sleeve and the upper end of the base plate, and sliding sleeve limiting stoppers are fixed on the two vertical guide shafts above the sliding sleeves; the vertical guide shaft, the sliding sleeve and the lifting pressure spring are matched to form the elastic connecting structure capable of moving up and down.
Furthermore, the two sides of the base plate close to the inner end are fixedly provided with a fixed buckle handle respectively, the positions of the outer end of the base plate close to the two sides are fixedly connected with a movable buckle handle capable of being adjusted along the transverse direction, the base plate is connected with the inner side end and the outer side end of the supporting platform through the two fixed buckle handles and the two movable buckle handles, the position of the base plate between the two movable buckle handles is connected with a quick clamp for fixing the base plate and the supporting platform, and the quick clamp oil extraction F clamp is arranged.
Furthermore, the location clamping mechanism is three groups, sets up respectively in the middle part of placing the central siphon main part of screw feeder axle and the position that is close to both ends, and wherein the location clamping mechanism who is close to slidingtype tip positioning mechanism one end is installed on slidingtype tip positioning mechanism's location bottom plate.
The utility model has the advantages and positive effect:
1. this auger shaft welding is with location frock carries out the location through fixed tip positioning mechanism and slidingtype tip positioning mechanism to the diaxon head and two webs of auger shaft and presss from both sides tightly, fixes a position the clamp tightly to central siphon main part through several groups location clamping mechanism, has the accurate, reliable advantage in location, has reduced the processingquantity after welding.
2. This auger shaft welding is with adjustable slidingtype tip positioning mechanism's of location frock position realizes the adjustment of distance between fixed tip positioning mechanism and the slidingtype tip positioning mechanism, and the location of having satisfied the auger shaft of multiple length (different models) is tight, is applicable to the auger shaft of welding different length.
3. Adopt this screw feeder axle welding to use location frock, after both ends web and central siphon main part both ends spot welding are connected, loosen fixed tip positioning mechanism, slidingtype tip positioning mechanism and multiunit location clamping mechanism, bounce rotatory supporting seat can be automatic bounced, lift the screw feeder axle to the upper work position, at the upper work position, through rotating the screw feeder axle, can realize the welding of web and the all-round welding seam of central siphon main part tip, have the welding convenience, the laborsaving advantage of operation, work efficiency has also been increased substantially.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a partial enlarged view of FIG. 1 at B;
fig. 4 is a schematic structural view of the elastic rotary support seat in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.
A positioning tool for welding an auger shaft is disclosed, please refer to FIGS. 1-4, and the invention points are as follows:
including supporting rack 1, be fixed with frock supporting platform on the supporting rack, install fixed tip positioning mechanism 5 that advances line location to the one end spindle nose of screw feeder axle, the slidingtype tip positioning mechanism 2 that advances line location is installed to the other end spindle nose of screw feeder axle in frock supporting platform top one end. A plurality of groups of positioning and clamping mechanisms 4 are arranged between the fixed end positioning machine and the sliding end positioning mechanism along the arrangement direction of the auger shaft; two groups of bouncing rotary supporting seats 3 which enable the screw feeder shaft to be lifted to the upper working position are arranged between the groups of positioning and clamping mechanisms at intervals.
The sliding type end positioning mechanism comprises a positioning bottom plate 2-3, a shaft head supporting assembly 2-2 arranged at the upper end of the positioning bottom plate and a shaft head pressing mechanism 2-1. A v-shaped positioning block 2-2-1 which is in contact with a workpiece shaft head and a side stop block 2-2-2 which is used for limiting a workpiece web plate are arranged on the shaft head supporting component; the spindle head pressing mechanism adopts a downward pressing type quick clamp; the positioning bottom plate of the sliding type end positioning mechanism is fixedly connected with the tool supporting platform in an axially adjustable manner along the auger shaft. The utility model discloses a welding positioning of auger shaft, including frock supporting platform, can set up the positioning guide groove along the axial direction of auger shaft in frock supporting platform's upper end, the lower extreme at slidingtype tip positioning mechanism's positioning bottom plate sets up the guide block mounting groove, the guide block mounting groove is adjusted well from top to bottom with the positioning guide groove, through screw fixed mounting guide block in the guide block mounting groove, the lower part of guide block inserts in the positioning guide groove, and like this, can realize slidingtype tip positioning mechanism along the axial position adjustment of auger shaft, thereby with the cooperation of fixed tip positioning mechanism, satisfy the welding positioning of the auger shaft of multiple length (multiple model). After the sliding end positioning mechanism is adjusted in place, a positioning bottom plate of the sliding end positioning mechanism is fixedly connected with the tool supporting platform through a clamp, and the clamp is not shown in the attached drawing. The concrete structure of fixed tip positioning mechanism refers to the concrete structure of above-mentioned slidingtype tip positioning mechanism, and the difference is: the positioning bottom plate of the fixed end positioning mechanism is fixedly connected with the tool supporting platform in a non-adjustable mode.
Each group of positioning and clamping mechanisms adopts a quick clamp compactor structure, a compactor 4-1 is connected with a tool supporting platform, a first clamping block 4-2 is arranged on the inner side of a fixing arm of the compactor, a second clamping block 4-1 is installed at the end part of a compacting arm of the compactor, and a third clamping block 4-3 is fixed on the tool supporting platform corresponding to the position of the compactor; under the compressing arm is in the pressure state, three clamp splice and the one week of screw feeder axle form three point clamping contact, realized fixed to the central siphon main part centre gripping of screw feeder axle.
The bouncing rotary supporting seat comprises a base plate 3-1, the base plate is fixedly connected with a tool supporting platform, a shaft tube support 3-2 is arranged at the upper end of the base plate, the shaft tube support is connected with the base plate through an elastic connection structure capable of moving up and down, a shaft tube abdicating groove 3-2-1 is arranged at the upper end of the shaft tube support, rollers 3-3 for supporting a workpiece shaft tube main body are respectively connected to two sides of the shaft tube abdicating groove through a supporting shaft, the rollers on the two sides are in supporting contact with the lower end of the shaft tube main body, and the rollers can adopt bearings.
In the above structure, further: the supporting bench is a stepped bench structure with a high supporting bench 1-1 and a low supporting bench 1-2 arranged at the upper end. The high-position supporting table top is a finished product storage table top, and the low-position supporting table top is a positioning tool mounting table top; the finished product is deposited the mesa and is provided with inclination, and wherein the one end that is close to tool mounting table face is the high-order end, and the one end of keeping away from tool mounting table face is the low-order end, and the welding has the bumping post of stretching out in the low-order end, and the bumping axle is a plurality of, sets up according to a determining deviation along the axial direction of screw feeder axle, and the effect of bumping post is: avoid the screw feeder axle welding finished product of placing on the high-order support mesa to drop from the position end of high-order support mesa.
In the above structure, further: the two ends of the base plate close to the shaft tube support are respectively connected with a vertical guide shaft 3-4, sliding sleeves 3-6 are sleeved above the base plate on the two vertical guide shafts, the outer sides of the sliding sleeves are fixedly connected with the shaft tube support, lifting pressure springs 3-7 are sleeved below the sliding sleeves on the two vertical guide shafts, the upper ends and the lower ends of the lifting pressure springs are respectively in pressing contact with the lower end of the sliding sleeve and the upper end of the base plate, sliding sleeve limiting stoppers 3-5 are fixed above the sliding sleeves on the two vertical guide shafts, for example, as shown in figure 2, on the left vertical guide shaft, the limiting stoppers are of a stopper structure, and the stoppers are upwards limited through split pins inserted on the left vertical guide shaft; and on the right vertical guide shaft, the limiting stopper adopts a nut, and the nut is connected with the upper end of the right vertical guide shaft through threads. The vertical guide shaft, the sliding sleeve and the lifting pressure spring are matched to form the elastic connecting structure capable of moving up and down.
In the above structure, further: the fast clamp oil extraction F clamp comprises a base plate, two sides of the base plate close to the inner end are fixedly provided with a fixed buckle 3-8 respectively, the outer end of the base plate close to the two sides is fixedly connected with a movable buckle 3-9 capable of being adjusted along the transverse direction respectively, the base plate is connected with the inner side end and the outer side end of a supporting platform through the two fixed buckles and the two movable buckles, the position of the base plate between the two movable buckles is connected with a fast clamp 3-10 capable of fixing the base plate and the supporting platform, and the fast clamp oil extraction F clamp is characterized in that the base plate is fixed with the supporting platform. The bed plate is connected with the tool supporting platform through the mode, so that the axial position of the bouncing rotary supporting seat along the auger shaft can be conveniently adjusted, and the welding requirements of auger shafts with various lengths (various models) are met.
In the above structure, further: the positioning and clamping mechanisms are preferably three groups and are respectively arranged in the middle of the shaft tube main body for placing the auger shaft and the positions close to the two ends, wherein the positioning and clamping mechanism close to one end of the sliding type end positioning mechanism is arranged on the positioning bottom plate of the sliding type end positioning mechanism.
This screw feeder axle welding is with description of use of location frock:
adjusting the sliding type end positioning mechanism to a position suitable for the model according to the length of a concrete welded auger shaft, and fixing; placing the parts of the auger shaft, which are involved in welding, on a tool, positioning shaft heads at two ends and webs at two ends by using a sliding type end positioning mechanism and a fixed type end positioning mechanism, and clamping and fixing a shaft tube main body of the workpiece by using a plurality of groups of positioning and clamping mechanisms; then, spot welding connection is respectively carried out on the webs at the two ends and the two ends of the shaft tube main body part; after spot welding, loosening the clamping mechanisms on the sliding type end positioning mechanism, the fixed type end positioning mechanism and the multiple groups of positioning and clamping mechanisms, lifting the shaft tube support under the action of two lifting pressure springs by the aid of the bouncing rotary supporting seat, lifting the auger shaft to an upper working position, and realizing welding of all welding seams around the auger shaft head only by slightly rotating the auger shaft in the welding process due to the fact that the idler wheels are adopted to be in contact with the auger shaft on the bouncing rotary supporting seat. After welding, only the auger pipe shaft needs to be lifted up and placed on the high-position supporting table board, and the auger pipe can automatically roll to the far-end position due to a certain inclination angle of the high-position supporting table board. After the platform is fully placed, the platform can be lifted away by a lifting appliance.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims (5)

1. The utility model provides an auger shaft welding is with location frock which characterized in that: the device comprises a supporting rack, wherein a tool supporting platform is fixed on the supporting rack, a fixed end positioning mechanism for positioning a shaft head at one end of an auger shaft is installed at one end above the tool supporting platform, and a sliding end positioning mechanism for positioning a shaft head at the other end of the auger shaft is installed at the other end above the tool supporting platform; a plurality of groups of positioning and clamping mechanisms are arranged between the fixed end positioning machine and the sliding end positioning mechanism along the arrangement direction of the auger shaft; two groups of bouncing rotary supporting seats which enable the auger shaft to be lifted to the upper working position are arranged between the groups of positioning and clamping mechanisms at intervals;
the fixed end positioning mechanism and the sliding end positioning mechanism respectively comprise a positioning bottom plate, a shaft head supporting assembly and a shaft head pressing mechanism, wherein the shaft head supporting assembly is arranged at the upper end of the positioning bottom plate; the shaft head supporting assembly is provided with a v-shaped positioning block which is in contact with a shaft head of a workpiece and a side stop block which limits a web plate of the workpiece; the spindle head pressing mechanism adopts a downward pressing type quick clamp; the positioning bottom plate of the fixed end positioning mechanism is fixedly connected with the tool supporting platform, and the positioning bottom plate of the sliding end positioning mechanism is fixedly connected with the tool supporting platform in an axially adjustable manner along the auger shaft;
each group of positioning and clamping mechanisms adopts a quick clamp compactor structure, each compactor is connected with a tool supporting platform, a first clamping block is arranged on the inner side of a fixing arm of each compactor, a second clamping block is arranged at the end part of a compacting arm of each compactor, and a third clamping block is fixed on the tool supporting platform at a position corresponding to each compactor; when the pressing arm is in a pressing state, the three clamping blocks form three-point clamping contact with one circle of the auger shaft;
the bounce rotating support seat comprises a base plate, the base plate is fixedly connected with a tool supporting platform, a shaft tube support is arranged on the upper end of the base plate, the shaft tube support is connected with the base plate through an elastic connection structure capable of moving up and down, a shaft tube abdicating groove is formed in the upper end of the shaft tube support, the two sides of the shaft tube abdicating groove are respectively connected with rollers for supporting a workpiece shaft tube main body through a supporting shaft, and the rollers on the two sides are in supporting contact with the lower end of the shaft tube main body.
2. The auger shaft welding of claim 1 is with location frock, its characterized in that: the support bench is of a stepped bench structure, the upper end of the stepped bench structure is provided with a high-position support bench surface and a low-position support bench surface, the high-position support bench surface is a finished product storage bench surface, and the low-position support bench surface is a positioning tool mounting bench surface; the finished product storage table board is provided with an inclination angle, wherein one end close to the tool mounting table board is a high-position end, one end far away from the tool mounting table board is a low-position end, and the low-position end is welded with an upward extending stop post.
3. The auger shaft welding of claim 1 is with location frock, its characterized in that: the upper end and the lower end of the lifting pressure spring are respectively in pressing contact with the lower end of the sliding sleeve and the upper end of the base plate, and sliding sleeve limiting stoppers are fixed above the sliding sleeves on the two vertical guide shafts; the vertical guide shaft, the sliding sleeve and the lifting pressure spring are matched to form the elastic connecting structure capable of moving up and down.
4. The auger shaft welding of claim 1 is with location frock, its characterized in that: the quick clamp comprises a base plate, wherein two sides of the base plate, which are close to the inner end, are fixedly provided with a fixed buckle handle respectively, the outer end of the base plate, which is close to the two sides, is fixedly connected with a movable buckle handle capable of being transversely adjusted, the base plate is connected with the inner side end and the outer side end of a supporting platform through two fixed buckle handles and two movable buckle handles, the position of the base plate, which is located between the two movable buckle handles, is connected with a quick clamp for fixing the base plate and the supporting platform, and the quick clamp adopts F-shaped clamps.
5. The auger shaft welding of claim 1 is with location frock, its characterized in that: the positioning and clamping mechanisms are three groups and are respectively arranged in the middle of the shaft tube main body for placing the auger shaft and the positions close to the two ends, wherein the positioning and clamping mechanism close to one end of the sliding type end positioning mechanism is arranged on the positioning bottom plate of the sliding type end positioning mechanism.
CN201922445203.2U 2019-12-27 2019-12-27 Positioning tool for welding auger shaft Active CN211991664U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922445203.2U CN211991664U (en) 2019-12-27 2019-12-27 Positioning tool for welding auger shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922445203.2U CN211991664U (en) 2019-12-27 2019-12-27 Positioning tool for welding auger shaft

Publications (1)

Publication Number Publication Date
CN211991664U true CN211991664U (en) 2020-11-24

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Application Number Title Priority Date Filing Date
CN201922445203.2U Active CN211991664U (en) 2019-12-27 2019-12-27 Positioning tool for welding auger shaft

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CN (1) CN211991664U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115041882A (en) * 2022-08-11 2022-09-13 苏州海泰汽车科技有限公司 Pressing-fixing type automobile water falling groove panel welding device, system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115041882A (en) * 2022-08-11 2022-09-13 苏州海泰汽车科技有限公司 Pressing-fixing type automobile water falling groove panel welding device, system and method

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