CN113857754A - Part connecting positioning device with quick switching function - Google Patents
Part connecting positioning device with quick switching function Download PDFInfo
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- CN113857754A CN113857754A CN202111287939.7A CN202111287939A CN113857754A CN 113857754 A CN113857754 A CN 113857754A CN 202111287939 A CN202111287939 A CN 202111287939A CN 113857754 A CN113857754 A CN 113857754A
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- positioning
- swing arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a positioning device with a quick switching function for connecting parts, which comprises: supporting seat, swing arm setting element, round pin axle, sleeve, swing arm, linking arm, elevating system, go up location axle and lower location axle. Wherein: the swing arm positioning piece is fixed to the top of the supporting seat, the pin shaft is vertically fixed to one end of the swing arm positioning piece, and the sleeve is rotatably sleeved on the pin shaft. The swing arm is fixed on the outer wall of the sleeve, and the swing arm positioning piece are detachably connected. The connecting arms are symmetrically fixed on the outer wall of the sleeve relative to the swing arm. The lifting mechanism is fixed on the connecting arm, the upper positioning shaft is fixed on a lifting rod of the lifting mechanism, and the lower positioning shaft is fixed below the upper positioning shaft. This positioner can be in the location with break away from quick switch-over between these two kinds of operating modes of spare part, not only efficient, effectively solved traditional positioner moreover and welded the completion back piece difficulty in spare part assembly, lead to the problem that spare part collided with easily.
Description
Technical Field
The invention relates to the field of part positioning devices, in particular to a part connecting positioning device with a quick switching function.
Background
The information disclosed in this background of the invention is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
When the medium plate structural member in the field of engineering machinery relates to key size positioning and key component positioning in the assembling and welding process, the required precision is high, and key factors need to be considered comprehensively in the using process because the weight of medium plate material components is heavy. At the present stage, rigid positioning is adopted for multi-hole and end face positioning in the assembling and welding process of medium plate parts, the upper and lower parts are very difficult to hoist and easy to collide in the using process, and clamping operation is complex during use, so that great inconvenience is caused to manufacture.
In summary, the inventor finds that the following disadvantages still exist in the existing positioning device during the use process: 1. the positioning device has higher manufacturing precision, the key positioning wearing parts are troublesome to disassemble and replace, and the maintenance cost is higher; 2. when the positioning device is used, redundant operations such as bolt tightening and the like are needed to clamp the workpiece, so that the operation is complicated, and the production efficiency is low; 3. different product models cannot share one set of positioning device in the using process, and the adjustment is difficult during the time of the replacement; 4. in the use, positioner can not adjust and keep away from the work piece, collides with the frock easily, causes the damage to product and frock.
Disclosure of Invention
The invention provides a positioning device for connecting parts with a quick switching function, which not only can realize the accurate positioning of an assembly welding part, but also can quickly switch between two working conditions of positioning and separating from the parts, not only has high efficiency, but also effectively solves the problem that the parts are difficult to drop after the assembly welding of the parts is finished and are easy to collide by the traditional positioning device. In order to achieve the above object, the technical solution of the present invention is as follows.
A positioning device for connecting parts with a quick switching function, comprising: supporting seat, swing arm setting element, round pin axle, sleeve, swing arm, linking arm, elevating system, go up location axle and lower location axle. Wherein: the swing arm positioning piece is fixed to the top of the supporting seat, the pin shaft is vertically fixed to one end of the swing arm positioning piece, and the sleeve is rotatably sleeved on the pin shaft. The swing arm is fixed on the outer wall of the sleeve, and the swing arm positioning piece are detachably connected. The connecting arms are symmetrically fixed on the outer wall of the sleeve relative to the swing arm. The lifting mechanism is fixed on the connecting arm, the upper positioning shaft is fixed on a lifting rod of the lifting mechanism, and the lower positioning shaft is fixed below the upper positioning shaft, so that a part to be positioned is clamped and positioned through the upper positioning shaft and the lower positioning shaft.
Further, the swing arm and the swing arm positioning piece are detachably connected through a bolt.
Or, all be provided with the locating hole that the position corresponds each other on swing arm setting element and the swing arm, the jogged joint has the locating lever in the locating hole, thereby will swing arm and swing arm setting element can be dismantled and be connected. After the assembly welding of the parts is finished, the positioning rod is pulled out, so that the lifting mechanism and the upper positioning shaft can be moved to one side through the swinging swing arm, and the parts can be conveniently taken down after being lifted.
Furthermore, the supporting seat is fixed on the bottom plate, and the lower positioning shaft is fixed on the bottom plate; preferably, a first reinforcing rib plate is fixed between the support seat and the bottom plate to increase the stability of the support seat.
Further, still include the guide rail, bottom plate sliding connection is on the guide rail, the below of bottom plate is fixed with the setting element, can dismantle the connection between bottom plate and the setting element to in the work piece removal supporting seat according to different specifications realizes quick the trade and produces, promotes work efficiency.
Further, the supporting seat is connected with a telescopic mechanism, and the telescopic mechanism can drive the supporting seat and the bottom plate to reciprocate along the guide rail so as to reduce the working strength of operators.
Furthermore, elevating system, telescopic machanism include any one in pneumatic cylinder, step motor etc. drive through elevating system go up the location axle moves down, realize the location to below spare part.
Furthermore, an oil filling hole is formed in the pin shaft and extends into a gap between the pin shaft and the sleeve, so that lubricating oil can be conveniently filled between the pin shaft and the sleeve.
Further, the connecting arm is fixed on the upper portion of the outer wall of the sleeve, so that accommodating space of parts is increased, and positioning of parts with larger sizes is facilitated.
Furthermore, the positioning device also comprises a fixed sleeve, wherein the outer wall of the lower positioning shaft is provided with a convex inclined plane part, the lower positioning shaft is arranged in the mounting hole of the fixed sleeve, and the lower positioning shaft and the mounting hole are in inclined plane contact. The thread bush is in threaded connection with the outer wall of the fixed sleeve, and the thread bush is tightly pressed on the top surface of the inclined plane part, so that the lower positioning shaft can be detachably fastened in the fixed sleeve.
Compared with the prior art, the invention has the following beneficial effects:
(1) the positioning device provided by the invention utilizes the swing arm to realize that the connecting arm carries the lifting mechanism and the upper positioning shaft to move and further to be far away from the assembled and welded parts, so that the parts can be conveniently lifted/unloaded, and the parts are prevented from being collided and damaged due to the interference of the connecting arm, the positioning shaft and the like The side surface overcomes the problems that the traditional positioning device is difficult to lower after the assembly welding of the welding machine is finished, and parts are easy to collide and damage.
(2) The positioning device is high in positioning accuracy, and can be suitable for positioning and assembling and welding of parts of various models, when the positioning device is used, the swing arm supporting seat is pulled to move on the guide rail through the telescopic mechanism, different products share the device, rapid production change is realized, the working efficiency is improved, through testing, the production change time is saved by more than 70%, meanwhile, the labor intensity of workers is obviously reduced, and the manufacturing cost of the positioning device is reduced by more than 20% compared with that of the traditional positioning device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of a positioning device for connecting parts according to an embodiment of the present invention.
Fig. 2 is a left side view of the positioning device for connecting parts according to the embodiment of the present invention.
Fig. 3 is a front view of a swing arm positioning member in an embodiment of the present invention.
Fig. 4 is a schematic view of a positioning device for connecting parts according to an embodiment of the present invention in a use state.
Fig. 5 is a schematic structural diagram of another lower positioning shaft according to an embodiment of the present invention.
The labels in the figures represent: 1-supporting seat, 2-swing arm positioning piece, 3-pin shaft, 4-sleeve, 5-swing arm, 6-connecting arm, 7-lifting mechanism, 8-upper positioning shaft, 9-lower positioning shaft, 10-positioning hole, 11-positioning rod, 12-bottom plate, 13-guide rail, 14-positioning piece, 15-telescoping mechanism, 16-oil hole, 17-part, 18-fixing sleeve, 19-inclined plane part and 20-thread sleeve.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. The description will be further described with reference to the drawings and specific examples.
Referring to fig. 1 to 4, a positioning device for connecting parts having a quick switching function is illustrated, including: supporting seat 1, swing arm setting element 2, round pin axle 3, sleeve 4, swing arm 5, linking arm 6, elevating system 7, go up location axle 8 and lower location axle 9. Wherein:
the supporting seat 1 is vertically fixed, the swing arm positioning piece 2 is horizontally fixed on the top surface of the supporting seat 1, and the upper surface of the swing arm positioning piece 2 is provided with a positioning hole 10 so as to fix the swing arm 5.
The pin shaft 3 is a circular shaft, is vertically fixed on the upper surface of the swing arm positioning piece 2, and is concentrically arranged with the supporting seat 1 so as to ensure the good support of the pin shaft 3. The sleeve 4 is a circular cylinder with a diameter larger than that of the pin shaft 3, and is sleeved on the pin shaft 3 so as to rotate around the pin shaft 3. The swing arm 5 is fixed on the outer wall of the sleeve 4, and the swing arm 5 is provided with positioning holes corresponding to the positioning holes 10. When the swing arm 5 rotates to coincide with the swing arm positioning piece 2, the swing arm 5 is lapped on the upper surface of the swing arm positioning piece 2, and the positioning rod 11 is inserted into the positioning hole 10, so that the swing arm 5 is detachably connected with the swing arm positioning piece 2. After the assembly welding of the part 17 is finished, the positioning rod 11 is pulled out, so that the lifting mechanism 7 and the upper positioning shaft 8 can move to one side through the swinging swing arm 5, and the part 17 can be conveniently lifted and taken down. Or also can set up the screw on swing arm 5 and swing arm setting element 2, then adopt bolt or screw to realize dismantling between them and be connected, be connected swing arm 5 and swing arm setting element 2 fixed mainly at the spare part location and hinder the welding in-process, need keep this moment go up the stability of location axle 8, can not produce the swing, avoid influencing positioning accuracy, and dismantle can make swing arm 5 rotate along round pin axle 3 again behind the locating lever 11, be convenient for will by the positioning mechanism that linking arm 6, elevating system 7, last location axle 8 and lower location axle 9 are constituteed removes from spare part 17.
The connecting arms 6 are symmetrically fixed on the outer wall of the sleeve 4 relative to the swing arm 5, and the connecting arms 6 are fixed on the upper part of the outer wall of the sleeve 4 so as to increase the accommodating space of the part 17 and facilitate the positioning of the part 17 with larger size. Elevating system 7 is the pneumatic cylinder, and it passes through the vertical fastening of bolt assembly on linking arm 6, and elevating system 7's lifter passes linking arm 6 back downwardly extending, go up location axle 8 and fix on elevating system 7's lifter, location axle 9 is fixed in the below of last location axle 8 down to drive through elevating system 7 and go up location axle 8 and shift down and insert in spare part 17's jack, and press from both sides the location with the spare part 17 of locating shaft 9 cooperation under with, when spare part 17 hinders to finish or need take off spare part 17, elevating system 7 drives location axle 8 and moves up. It will be appreciated that the upper locating shaft 8 has a lower end diameter smaller than the socket and an upper end diameter larger than the socket in order to enable the component 17 to be compressed after the locating shaft 8 enters the socket. Or the upper positioning shaft 8 is a tapered structure, specifically, when the insertion hole is a circular hole, the upper positioning shaft 8 is a tapered structure, and when the insertion hole is a non-circular hole, the upper positioning shaft 8 is a corresponding tapered structure.
The positioning device of the embodiment utilizes the swing arm 5 to realize that the connecting arm 6 carries the lifting mechanism 7 and the upper positioning shaft 8 to move, and further the connecting arm 6 is far away from the assembly-welded parts, so that the lifting/unloading of the parts 17 are facilitated, and the collision and damage of the parts caused by the interference of the connecting arm 6, the positioning shaft 8 and the like are prevented, because the assembly-welded parts are large in size and weight, the parts need to be lifted at the positioning device by a lifting machine before the positioning of the parts, and the parts need to be lifted again after the assembly-welding is finished, the required operation space is large, otherwise the collision between the parts and the positioning device is easily caused, and the damage of the positioning device and the parts is easily caused The position shaft 8 moves to the side surface, so that the problem that parts are easy to collide due to the fact that the traditional positioning device is difficult to lower after the assembly welding of a welding machine is finished is solved.
Further, in order to enable the positioning device to be suitable for positioning and assembly welding of various types of parts, in a preferred embodiment, the support seat 1 is fastened on the bottom plate 12 through a bolt assembly, and a first reinforcing rib plate is fixed between the support seat 1 and the bottom plate 12 to increase the stability of the support seat 1. The lower positioning shaft 9 is fixed on the bottom plate 12 through bolts so as to move synchronously with the upper positioning shaft 8. The bottom plate is characterized in that two guide rails 13 are respectively arranged on two sides of the lower portion of the bottom plate 12, the bottom plate 12 is connected to the guide rails 13 in a sliding mode, positioning parts 14 are fixed between the guide rails 13 below the bottom plate 12, and the bottom plate 12 and the positioning parts 14 are detachably connected through bolt assemblies. The supporting seat 1 is connected with a telescopic mechanism 15, the telescopic mechanism 15 is a hydraulic cylinder, and the hydraulic cylinder can drive the supporting seat 1 and the bottom plate 12 to reciprocate along the guide rail 13 so as to reduce the working strength of an operator. When the positioning device is used, the swing arm supporting seat is pulled to move on the guide rail through the telescopic mechanism, different products can share the positioning device, rapid production change is realized, the working efficiency is improved, through tests, the time for production change is saved by more than 70%, meanwhile, the labor intensity of workers is obviously reduced, and compared with the traditional positioning device, the manufacturing cost of the positioning device is reduced by more than 20%.
Referring to fig. 1, in another preferred embodiment, an oil hole 16 is provided in the pin 3, and extends into the gap between the pin 3 and the sleeve 4, so as to inject oil between the pin 3 and the sleeve 4, and facilitate the sleeve 4 to rotate along the pin 3 more easily.
Referring to fig. 1, in another preferred embodiment, a second reinforcing rib is fixed between the sleeve 4 and the connecting arm 6 to reinforce the firmness of the sleeve 4 and the connecting arm 6 and prevent the connecting arm 6 from being separated from the sleeve 4.
Referring to fig. 5, in another preferred embodiment, the fixing sleeve 18 is fixed on the ground or the bottom plate 12, the outer wall of the lower positioning shaft 9 has a convex slope part 19, the lower positioning shaft 9 is installed in the installation hole of the fixing sleeve 18, and the two slope parts are in contact. The threaded sleeve 20 is screwed on the outer wall of the fixed sleeve 18, and the threaded sleeve 20 is pressed against the top surface of the inclined surface portion, thereby detachably fastening the lower retainer shaft 9 in the fixed sleeve 18. The mode can be according to different requirements quick replacement lower positioning shaft 9, and simultaneously guarantee the positioning accuracy. When the positioning device is installed, the lower positioning shaft 9 penetrates into the fixed sleeve 18 in a guiding way, and the lower positioning shaft 9 is driven to move downwards by screwing the threaded sleeve and is fastened with the positioning shaft in a self-tightening way.
Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. A positioning device for connecting parts with a quick switching function, comprising:
a supporting seat;
the swing arm positioning piece is fixed at the top of the supporting seat;
the pin shaft is vertically fixed at one end of the swing arm positioning piece;
the sleeve is rotatably sleeved on the pin shaft;
the swing arm is fixed on the outer wall of the sleeve and is detachably connected with the swing arm positioning piece;
the connecting arms are symmetrically fixed on the outer wall of the sleeve relative to the swing arm;
the lifting mechanism is fixed on the connecting arm;
the upper positioning shaft is fixed on a lifting rod of the lifting mechanism; and
and the lower positioning shaft is fixed below the upper positioning shaft.
2. The component connecting positioning device with the quick switching function as claimed in claim 1, wherein the support base is fixed to a base plate, and the lower positioning shaft is fixed to the base plate; preferably, a first reinforcing rib plate is fixed between the support seat and the bottom plate.
3. The component connecting positioning device with the quick switching function as claimed in claim 2, further comprising a guide rail, wherein the base plate is slidably connected to the guide rail, a positioning member is fixed below the base plate, and the base plate and the positioning member are detachably connected.
4. The component connecting positioning device with the quick switching function as claimed in claim 3, wherein the supporting base is connected to a telescopic mechanism capable of driving the supporting base to reciprocate along the guide rail; preferably, the telescopic mechanism comprises any one of a hydraulic cylinder and an air cylinder.
5. The component connecting positioning device with the quick switching function as claimed in claim 1, wherein an oil hole is provided in the pin, and the oil hole extends into a gap between the pin and the sleeve.
6. The positioning device for connecting parts with quick switching function as claimed in claim 1, wherein said connecting arm is fixed to an upper portion of an outer wall of the sleeve.
7. The component connecting positioning device with the quick switching function as claimed in claim 1, wherein the swing arm and the swing arm positioning member are detachably connected by a bolt.
8. The component connecting positioning device with the quick switching function as claimed in claim 1, wherein the swing arm positioning member and the swing arm are provided with positioning holes corresponding to each other in position, and positioning rods are inserted into the positioning holes.
9. The component connecting positioning device with quick switching function as claimed in any one of claims 1 to 8, further comprising a fixing sleeve, wherein the outer wall of the lower positioning shaft has a convex inclined surface portion, the lower positioning shaft is mounted in the mounting hole of the fixing sleeve, and the lower positioning shaft and the fixing sleeve are in inclined surface contact.
10. The component connecting positioning device with the quick switching function as claimed in any one of claims 1 to 8, wherein the lifting mechanism includes any one of a hydraulic cylinder, an air cylinder, and a stepping motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111287939.7A CN113857754A (en) | 2021-11-02 | 2021-11-02 | Part connecting positioning device with quick switching function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111287939.7A CN113857754A (en) | 2021-11-02 | 2021-11-02 | Part connecting positioning device with quick switching function |
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CN113857754A true CN113857754A (en) | 2021-12-31 |
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ID=78986553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202111287939.7A Pending CN113857754A (en) | 2021-11-02 | 2021-11-02 | Part connecting positioning device with quick switching function |
Country Status (1)
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CN (1) | CN113857754A (en) |
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2021
- 2021-11-02 CN CN202111287939.7A patent/CN113857754A/en active Pending
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