CN113199423A - Synchronous positioning mechanism - Google Patents
Synchronous positioning mechanism Download PDFInfo
- Publication number
- CN113199423A CN113199423A CN202110546392.1A CN202110546392A CN113199423A CN 113199423 A CN113199423 A CN 113199423A CN 202110546392 A CN202110546392 A CN 202110546392A CN 113199423 A CN113199423 A CN 113199423A
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- slide
- main
- blocks
- sub
- positioning mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a synchronous positioning mechanism which comprises a support plate and a connecting rod, wherein the support plate is provided with a plurality of slide rails and a plurality of slide blocks, the slide blocks and the slide rails are arranged in a one-to-one correspondence manner and are connected in a sliding manner, inclined grooves are formed in the slide blocks, two adjacent slide blocks are connected through the connecting rod, and the connecting rod is in inserted fit with the inclined grooves; the plurality of sliding blocks comprise main sliding blocks and sub sliding blocks, the main sliding blocks are connected with the driving assembly, the driving assembly can drive the main sliding blocks to slide in the sliding rails, the main sliding blocks drive the sub sliding blocks to slide in the sliding rails through the connecting rods, and the main sliding blocks and the sub sliding blocks are synchronously matched to position a product to be positioned from different directions. The synchronous positioning mechanism is provided with the plurality of sliding rails and the plurality of sliding blocks, the chute is arranged in the sliding block, the connecting rod is in inserting fit with the chute, the driving assembly drives the main sliding block to slide, the main sliding block drives the rotor sliding block to slide through the connecting rod, synchronous movement of the plurality of sliding blocks is realized, and the synchronous positioning mechanism has the advantages of good synchronism, high movement precision and simple structure, and can effectively ensure the positioning precision of products.
Description
Technical Field
The invention relates to the technical field of product positioning, in particular to a synchronous positioning mechanism.
Background
The position degree is a range in which the axis or the central plane of one of the bodies allows the position of the body to be changed, i.e., a range in which the actual position of the axis or the central plane of one of the bodies allows the change, and is an index for limiting the change amount of the actual position of the measured element to the ideal position.
In the processes of processing, testing and the like of products, the products are often required to be positioned according to the position degree, most of the existing positioning modes adopt manual positioning, or simple fixtures are adopted to realize positioning. Most of the positioning modes can cause deviation of the position degree of the product, and the positioning precision is low, so that the operations of processing, testing and the like of the product are influenced. Therefore, a new positioning mechanism is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a synchronous positioning mechanism with reasonable structure and high positioning precision.
In order to solve the above problems, the present invention provides a synchronous positioning mechanism, comprising:
the slide rail type slide rail device comprises a support plate and connecting rods, wherein the support plate is provided with a plurality of slide rails and a plurality of slide blocks, the slide blocks and the slide rails are arranged in a one-to-one correspondence manner and are connected in a sliding manner, inclined grooves are formed in the slide blocks, two adjacent slide blocks are connected through the connecting rods, and the connecting rods are in inserted fit with the inclined grooves;
the plurality of sliders comprise main sliders and sub sliders, the main sliders are connected with the driving assembly, the driving assembly can drive the main sliders to slide in the sliding rails, the main sliders drive the sub sliders to slide in the sliding rails through the connecting rods, and the main sliders and the sub sliders are synchronously matched to position a product to be positioned from different directions.
As a further improvement of the present invention, the number of the slide rails and the slide blocks is four, the four slide rails are arranged in a cross shape, the four slide rails include a main slide rail and three sub-slide rails, the four slide blocks include a main slide block and three sub-slide blocks, the main slide block is connected with the main slide rail in a sliding manner, and the three sub-slide blocks are respectively connected with the three sub-slide rails in a sliding manner.
As a further improvement of the invention, the center of the cross shape is provided with a containing groove for containing a product to be positioned.
As a further improvement of the invention, the front ends of the four sliding blocks are respectively provided with a positioning column which is matched with each other.
As a further improvement of the invention, the front ends of the positioning columns are provided with chisel parts, two sections of the chisel parts are perpendicular to each other, the four sliding blocks can move towards the cross center simultaneously until each positioning column is abutted against two adjacent positioning columns, so that the two sections of each chisel part are respectively attached to the sections of two adjacent chisel parts.
As a further improvement of the invention, the driving assembly comprises a power source and a connecting assembly, and the power source is connected with the main sliding block through the connecting assembly.
As a further improvement of the invention, the connecting assembly comprises a first connecting block connected with the power source and a second connecting block connected with the main sliding block, and the first connecting block and the second connecting block are connected through a pin.
As a further improvement of the invention, the synchronous positioning mechanism further comprises a connecting seat, and the power source is connected with the carrier plate through the connecting seat.
As a further improvement of the invention, both ends of the connecting rod are provided with anti-falling structures.
As a further improvement of the invention, the cross sections of the chute and the connecting rod along the direction vertical to the length direction of the connecting rod are both rectangular.
The invention has the beneficial effects that:
the synchronous positioning mechanism is provided with the plurality of sliding rails and the plurality of sliding blocks, the chute is arranged in the sliding block, the connecting rod is in inserting fit with the chute, the driving assembly drives the main sliding block to slide, the main sliding block drives the rotor sliding block to slide through the connecting rod, synchronous movement of the plurality of sliding blocks is realized, and the synchronous positioning mechanism has the advantages of good synchronism, high movement precision and simple structure, and can effectively ensure the positioning precision of products.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of a synchronous positioning mechanism in a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a portion of a synchronous positioning mechanism in accordance with a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first carrier in a preferred embodiment of the present invention;
fig. 4 is a schematic structural view of a slider in a preferred embodiment of the present invention.
Description of the labeling: 1. a base; 2. a chute; 3. accommodating grooves; 4. a pin; 11. a first carrier plate; 12. a second carrier plate; 30. a slide rail; 31. a main slide rail; 32. a sub-slide rail; 40. a slider; 41. a main slider; 42. a sub-slider; 50. a connecting rod; 60. a positioning column; 61. chiseling a tip part; 71. a power source; 72. a first connection block; 73. a second connecting block; 80. a connecting seat.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
As shown in fig. 1, the synchronous positioning mechanism in the preferred embodiment of the present invention includes a carrier plate and a connecting rod 50, the carrier plate is provided with a plurality of slide rails 30 and a plurality of slide blocks 40, the slide blocks 40 are disposed corresponding to the slide rails 30 one by one and slidably connected, and the slide blocks 40 are provided with inclined slots 2 therein, see fig. 4. Two adjacent sliding blocks 40 are connected through the connecting rod 50, and the connecting rod 50 is in inserting fit with the chute 2. Wherein the chute 2 restricts the connecting rod 50 from moving only along the length direction of the chute 2, i.e. the length direction of the connecting rod 50.
As shown in fig. 2, the plurality of sliding blocks 40 include a main sliding block 41 and a sub sliding block 42, the main sliding block 41 is connected to a driving assembly, the driving assembly can drive the main sliding block 41 to slide in the sliding rail 30, the main sliding block 41 drives the sub sliding block 42 to slide in the sliding rail 30 through the connecting rod 50, and the main sliding block 41 and the sub sliding block 42 are synchronously matched to position a product to be positioned from different directions.
During operation, a product to be positioned is placed on the carrier plate through a mechanical arm and other devices, the driving assembly drives the main sliding block 41 to move towards the front end, the main sliding block 41 drives the connecting rod 50 to move, the connecting rod 50 is matched with the chute 2 to drive the sub sliding block 42 to move towards the front end, the main sliding block 41 and the sub sliding block 42 are respectively abutted against the product to be positioned from different directions until the product to be positioned is pushed to a preset position, and position degree positioning is completed.
According to the synchronous positioning mechanism, the plurality of slide rails 30 and the plurality of slide blocks 40 are arranged, the chute 2 is arranged in each slide block 40, the connecting rods 50 are in inserted fit with the chute 2, the main slide block 41 is driven to slide through the driving assembly, the main slide block 41 drives the sub slide block 42 to slide through the connecting rods 50, synchronous movement of the plurality of slide blocks 40 is achieved, the synchronous positioning mechanism has the advantages of good synchronism, high movement precision and simple structure, and the product positioning precision can be effectively guaranteed.
In one embodiment, the number of the slide rails 30 and the number of the slide blocks 40 are four, the four slide rails 30 are arranged in a cross shape, the four slide rails 30 include a main slide rail 31 and three sub-slide rails 32, the four slide blocks 40 include a main slide block 41 and three sub-slide blocks 42, the main slide block 41 is connected with the main slide rail 31 in a sliding manner, and the three sub-slide blocks 42 are respectively connected with the three sub-slide rails 32 in a sliding manner.
Specifically, the three sub-sliders 42 include a first sub-slider, a second sub-slider and a third sub-slider, the first sub-slider and the second sub-slider are respectively adjacent to the main slider 41, and the third sub-slider is opposite to the main slider 41; the connecting rod 50 comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, the main slider 41 is connected with the first sub-slider through the first connecting rod, the main slider 41 is connected with the second sub-slider through the second connecting rod, the first sub-slider is connected with the third sub-slider through the third connecting rod, and the second sub-slider is connected with the third sub-slider through the fourth connecting rod.
Wherein, all be equipped with two chutes 2 on main slider 41, first sub-slider, the sub-slider of second and the sub-slider of third, two chutes 2 are the setting of a height, can avoid two connecting rods 50 on every slider to take place to interfere, guarantee each other not influencing between the connecting rod 50.
When the driving assembly drives the main slider 41 to move, the main slider 41 drives the first sub-slider and the second sub-slider to move through the first connecting rod and the second connecting rod respectively, and the first sub-slider and the second sub-slider drive the third sub-slider to move through the third connecting rod and the fourth connecting rod respectively, so that the synchronous movement of the first sub-slider, the second sub-slider, the third sub-slider and the main slider 41 is realized. The main sliding block 41 and the three sub sliding blocks 42 can realize synchronous movement, are respectively abutted against a product to be positioned from four directions, push the product to be positioned to a preset position, and realize accurate positioning of the product to be positioned. In this embodiment, the horizontal cross-section of the product to be positioned is preferably square or circular, facilitating positioning from four directions.
As shown in fig. 3, in some embodiments, the center of the cross formed by the four sliding rails 30 is provided with a receiving groove 3 for receiving a product to be positioned. During the location, holding tank 3 can play the effect of treating the product of fixing a position and carry out prepositioning, will fix a position the product and arrange in holding tank 3 earlier, then drive slider 40 through drive assembly and treat that the product of fixing a position carries out the accurate positioning.
As shown in fig. 4, in some embodiments, the front ends of the four sliding blocks 40 are provided with positioning pillars 60 which are matched with each other, and the positioning pillars 60 are used for abutting against a product to be positioned.
In one embodiment, the front ends of the positioning pillars 60 are provided with the chisel edge portions 61, two tangent planes of the chisel edge portions 61 are perpendicular to each other, and the four sliding blocks 40 can move towards the cross center simultaneously until each positioning pillar 60 abuts against two adjacent positioning pillars 60, so that the two tangent planes of each chisel edge portion 61 are respectively attached to the tangent planes of two adjacent chisel edge portions 61. In this embodiment, the horizontal cross-section of the product to be positioned is preferably square or circular. Drive four sliders 40 through drive assembly and move to the center, if can realize every reference column 60 all with two adjacent reference columns 60 butt to, two tangent planes of every chisel portion 61 laminate with the tangent plane of two adjacent chisel portions 61 respectively, realize seamless joint, then can verify this synchronous positioning mechanism's initial precision, and then verify this synchronous positioning mechanism's positioning accuracy.
In some embodiments, the front structure of the positioning column 60 may match the structure of the abutting part on the product to be positioned, so as to achieve better contact with the product to be positioned, thereby improving the positioning accuracy.
In some embodiments, the driving assembly includes a power source 71 and a connecting assembly, through which the power source 71 is connected with the main slider 41. During operation, the power source 71 moves to drive the connecting assembly to move, and the connecting assembly drives the main sliding block 41 to move. Has the advantages of simple structure and convenient operation. Alternatively, the power source 71 may be a cylinder, an electric cylinder, or the like.
In some embodiments, the connecting assembly includes a first connecting block 72 connected to the power source 71, and a second connecting block 73 connected to the main slider 41, and the first connecting block 72 and the second connecting block 73 are connected by a pin 4. Has the advantages of simple structure and convenient disassembly and assembly.
In one embodiment, the synchronous positioning mechanism further includes a connecting seat 80, the power source 71 is connected to the carrier plate through the connecting seat 80, and optionally, the power source 71 is connected to the connecting seat 80 through a pin 4.
Optionally, the synchronous positioning mechanism further includes a base 1, the carrier includes a first carrier 11 and a second carrier 12, the slide rail 30 and the slider 40 are mounted on the first carrier 11, the driving component is mounted on the second carrier 12, and the first carrier 11 and the second carrier 12 are separately mounted, so that the height of the driving component can be adjusted, and the height of the driving component is matched with the height of the slider 40.
In some embodiments, the two ends of the connecting rod 50 are provided with anti-dropping structures, so that the connecting rod 50 can be prevented from dropping from the chute 2 during the movement. Optionally, the anti-falling structure may be a protrusion or a ball plunger, as long as the anti-falling effect is achieved.
Optionally, the cross-section of the chute 2 and the connecting rod 50 along the direction perpendicular to the length direction of the connecting rod 50 are both rectangular. Simple structure can guarantee the intensity of connecting rod 50 simultaneously, the processing of being convenient for.
During operation, will be fixed a position the product earlier and place in holding tank 3, power supply 71 passes through coupling assembling and drives main slider 41 and slide on main slide rail 31, and main slider 41 passes through connecting rod 50 and drives sub-slider 42 and slide on sub-slide rail 32, and four reference columns 60 are from four directions and the product butt of fixing a position respectively until will fixing a position the product and push away to preset position, realize the high accuracy location.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. A synchronous positioning mechanism, comprising:
the slide rail type slide rail device comprises a support plate and connecting rods, wherein the support plate is provided with a plurality of slide rails and a plurality of slide blocks, the slide blocks and the slide rails are arranged in a one-to-one correspondence manner and are connected in a sliding manner, inclined grooves are formed in the slide blocks, two adjacent slide blocks are connected through the connecting rods, and the connecting rods are in inserted fit with the inclined grooves;
the plurality of sliders comprise main sliders and sub sliders, the main sliders are connected with the driving assembly, the driving assembly can drive the main sliders to slide in the sliding rails, the main sliders drive the sub sliders to slide in the sliding rails through the connecting rods, and the main sliders and the sub sliders are synchronously matched to position a product to be positioned from different directions.
2. The synchronous positioning mechanism according to claim 1, wherein the number of the slide rails and the slide blocks is four, four slide rails are arranged in a cross shape, the four slide rails include a main slide rail and three sub slide rails, the four slide blocks include a main slide block and three sub slide blocks, the main slide block is slidably connected with the main slide rail, and the three sub slide blocks are respectively slidably connected with the three sub slide rails.
3. The synchronous positioning mechanism of claim 2 wherein the cross center is provided with a receiving slot for receiving a product to be positioned.
4. The synchronous positioning mechanism according to claim 2, wherein the front ends of the four sliding blocks are provided with positioning columns which are matched with each other.
5. The synchronous positioning mechanism as claimed in claim 4, wherein the positioning posts have cutting portions at their front ends, the two cutting faces of the cutting portions are perpendicular to each other, and the four sliding blocks can move toward the center of the cross shape simultaneously until each positioning post abuts against two adjacent positioning posts, so that the two cutting faces of each cutting portion respectively abut against the cutting faces of two adjacent cutting portions.
6. The synchronous positioning mechanism of claim 1, wherein the drive assembly includes a power source and a coupling assembly, the power source being coupled to the main slide via the coupling assembly.
7. The synchronous positioning mechanism of claim 6, wherein the linkage assembly comprises a first linkage block connected to a power source, a second linkage block connected to the main slide, the first and second linkage blocks being connected by a pin.
8. The synchronous positioning mechanism of claim 6, further comprising a connecting seat through which the power source is connected to the carrier plate.
9. The synchronous positioning mechanism of claim 1, wherein both ends of the connecting rod are provided with anti-dropping structures.
10. The synchronous positioning mechanism of claim 1, wherein the angled slot and the connecting rod are rectangular in cross-section perpendicular to the length of the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546392.1A CN113199423A (en) | 2021-05-19 | 2021-05-19 | Synchronous positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546392.1A CN113199423A (en) | 2021-05-19 | 2021-05-19 | Synchronous positioning mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN113199423A true CN113199423A (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110546392.1A Pending CN113199423A (en) | 2021-05-19 | 2021-05-19 | Synchronous positioning mechanism |
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| CN (1) | CN113199423A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3337219A1 (en) * | 1983-10-13 | 1985-04-25 | Hans 4320 Hattingen Schoen | Clamping device for clamping workpieces |
| KR20120055041A (en) * | 2010-11-22 | 2012-05-31 | 현대자동차주식회사 | Tooling pin assembly of jig for assembling of car body parts |
| CN105108678A (en) * | 2015-08-20 | 2015-12-02 | 南通华兴石油仪器有限公司 | Pneumatic clamping mechanism |
| CN206405955U (en) * | 2017-01-23 | 2017-08-15 | 中信戴卡股份有限公司 | A kind of wheel centring means |
| CN210703125U (en) * | 2019-10-30 | 2020-06-09 | 余霞东 | Four sides linkage positioning fixture |
| CN211249251U (en) * | 2019-11-19 | 2020-08-14 | 郑州科慧科技股份有限公司 | Three-jaw positioning mechanism based on connecting rod |
| CN212190934U (en) * | 2020-04-21 | 2020-12-22 | 沧州庆昭五金制品有限公司 | Positioning device for automobile standard part punching machine |
| CN112404493A (en) * | 2020-10-09 | 2021-02-26 | 安徽机电职业技术学院 | High-precision punching device for machining shaft center hole |
| CN112605955A (en) * | 2020-12-03 | 2021-04-06 | 浙江新峰机械有限公司 | Work fixing table of hub die |
-
2021
- 2021-05-19 CN CN202110546392.1A patent/CN113199423A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3337219A1 (en) * | 1983-10-13 | 1985-04-25 | Hans 4320 Hattingen Schoen | Clamping device for clamping workpieces |
| KR20120055041A (en) * | 2010-11-22 | 2012-05-31 | 현대자동차주식회사 | Tooling pin assembly of jig for assembling of car body parts |
| CN105108678A (en) * | 2015-08-20 | 2015-12-02 | 南通华兴石油仪器有限公司 | Pneumatic clamping mechanism |
| CN206405955U (en) * | 2017-01-23 | 2017-08-15 | 中信戴卡股份有限公司 | A kind of wheel centring means |
| CN210703125U (en) * | 2019-10-30 | 2020-06-09 | 余霞东 | Four sides linkage positioning fixture |
| CN211249251U (en) * | 2019-11-19 | 2020-08-14 | 郑州科慧科技股份有限公司 | Three-jaw positioning mechanism based on connecting rod |
| CN212190934U (en) * | 2020-04-21 | 2020-12-22 | 沧州庆昭五金制品有限公司 | Positioning device for automobile standard part punching machine |
| CN112404493A (en) * | 2020-10-09 | 2021-02-26 | 安徽机电职业技术学院 | High-precision punching device for machining shaft center hole |
| CN112605955A (en) * | 2020-12-03 | 2021-04-06 | 浙江新峰机械有限公司 | Work fixing table of hub die |
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Application publication date: 20210803 |
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