CN110000107B - Drum brake external diameter adjustment and multidirectional detection integrated equipment - Google Patents
Drum brake external diameter adjustment and multidirectional detection integrated equipment Download PDFInfo
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- CN110000107B CN110000107B CN201910217209.6A CN201910217209A CN110000107B CN 110000107 B CN110000107 B CN 110000107B CN 201910217209 A CN201910217209 A CN 201910217209A CN 110000107 B CN110000107 B CN 110000107B
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- 238000001514 detection method Methods 0.000 title claims abstract description 61
- 238000007493 shaping process Methods 0.000 claims abstract description 39
- 230000000007 visual effect Effects 0.000 claims abstract description 12
- 210000000078 claw Anatomy 0.000 claims description 21
- 238000005259 measurement Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- 238000011179 visual inspection Methods 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 6
- 239000003973 paint Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
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- Length Measuring Devices By Optical Means (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention discloses drum brake outer diameter adjustment and multidirectional detection integrated equipment, which comprises: an outer diameter shaping mechanism for shaping the outer diameter of the brake shoe; an outer diameter adjusting mechanism for adjusting the outer diameter of the brake shoe; the detection mechanism of the outer diameter, coaxiality and verticality detects the outer diameter, coaxiality and verticality of the drum brake; the visual detection mechanism is used for comparing the drum brake image acquired by the camera with the standard image to judge whether the part is neglected to be assembled or not assembled in place; a work lifting mechanism for lifting the drum brake; marking machine, marking different marks on the qualified product and unqualified product; a qualified product channel for conveying the drum brake qualified in detection; and the reject channel is used for conveying the drum brake which is unqualified in detection. The invention can automatically finish the shaping of the outer diameter of the brake shoe, the consistency of the outer diameter, coaxiality and verticality of the braking surface of the drum brake and the detection of the leak-proof assembly of parts, and mark and automatically split the workpiece according to the detection result.
Description
Technical Field
The invention relates to a drum brake shaping and detecting technology.
Background
The inconsistent outer diameters and poor coaxiality of the braking surfaces of the drum brakes are directly related to the service performance of the whole automobile braking system, and the consequences of difficult loading, inconsistent left and right parking forces, poor parking and the like of automobile manufacturers can be caused. The traditional drum brake braking surface external diameter adjustment and detection process needs three people to operate and finish, one person is responsible for the external diameter shaping and adjustment of the drum brake braking surface, one person is responsible for the external diameter, coaxiality and verticality detection of the drum brake, and the other person is responsible for the appearance detection; the traditional drum brake braking surface outer diameter adjusting process adopts a manual adjusting process, is inconvenient to operate, and needs to take a long time to adjust, so that the overall beat is affected; the traditional drum brake braking surface outer diameter adjustment process adopts a vernier caliper to detect the outer diameter, and the consistency of the process to the outer diameter of a product cannot be ensured; the traditional parking brake braking surface outer diameter adjustment process adopts a dial indicator to adjust and detect the coaxiality of the braking surface, and the process often needs repeated adjustment and cannot be in place once; the traditional drum brake braking surface external diameter adjusting process is sleeved into the external diameter simulation drum after the external diameter and coaxiality of the braking surface are adjusted to check whether the external diameter is adjusted in place, but the external diameter of the braking surface of the parking brake cannot be detected and identified after the external diameter of the braking surface of the parking brake is reduced, so that defective products flow out.
Therefore, how to ensure the consistency of the outer diameter, coaxiality and verticality of the braking surface of the drum brake and the leak-proof assembly of parts becomes an important research subject of the drum brake assembly; if the consistency of the outer diameter, coaxiality and verticality of the brake surface of the drum brake can be improved, no defective products flow out, and the significance on production and quality is far more profound.
Disclosure of Invention
The invention aims to solve the technical problem of providing drum brake outer diameter adjustment and multidirectional detection integrated equipment which can automatically finish the outer diameter shaping of a brake shoe, the consistency of the outer diameter, coaxiality and verticality of a brake surface of a drum brake and the detection of part anti-assembly.
In order to solve the technical problems, the invention adopts the following technical scheme: drum brake external diameter adjustment and diversified detection integrative equipment includes:
the six-station rotating mechanism comprises a six-station divider, a turntable driven to rotate by the six-station divider and workpiece positioning clamps uniformly distributed along the circumference of the turntable, wherein a drum brake is clamped on the workpiece positioning clamps and sequentially completes six-station conversion along with the rotation of the turntable;
the outer diameter shaping mechanism is used for shaping the outer diameter of the brake shoe so as to ensure coaxiality;
an outer diameter adjusting mechanism for adjusting the outer diameter of the brake shoe so as to keep the outer diameter of the brake shoe consistent with the standard;
the detection mechanism of the outer diameter, coaxiality and verticality detects the outer diameter, coaxiality and verticality of the drum brake;
the visual detection mechanism comprises a manipulator with a rotatable hand part, wherein the hand part of the manipulator is provided with a camera and a claw which are rotated to change positions, and a drum brake image acquired by the camera is compared with a standard image to judge whether parts are neglected to be assembled or not in place;
a work lifting mechanism for lifting the drum brake;
marking machine, marking different marks on the qualified product and unqualified product;
a qualified product channel for conveying the drum brake qualified in detection;
a reject path for conveying a drum brake that is detected as reject;
in the visual inspection process, a camera is firstly located right above a drum brake, images above the drum brake are collected, then a workpiece lifting mechanism lifts the drum brake, a hand of a manipulator rotates to enable the camera to be located right below the drum brake, images below the drum brake are collected, after visual inspection is completed, a hand of the manipulator rotates to enable a claw to be located right below the drum brake, the claw stretches into the drum brake from below to clamp the drum brake, meanwhile the workpiece lifting mechanism releases the drum brake, the manipulator transfers the drum brake to a marking machine, marking is completed by the marking machine, finally the qualified drum brake is placed on a qualified product channel, and the unqualified drum brake is placed on a disqualified product channel.
Optionally, the outer diameter shaping mechanism includes a first lifter and a shaper driven to lift by the first lifter, the shaper including a pair of shaping jaws and a shaping driver for driving the shaping jaws to grip.
Optionally, the shaping claw is provided with an arc-shaped groove matched with the outer arc of the brake shoe, and a roller is arranged in the arc-shaped groove.
Optionally, the outer diameter adjusting mechanism includes a second lifter and an adjuster driven to lift by the second lifter, the adjuster including a pair of adjusting claws and an adjusting driver that drives the adjusting claws to open and act on the brake shoe.
Optionally, the outer diameter, coaxiality and verticality detection mechanism comprises a third lifter, a rotary power device driven to lift by the third lifter, a measurement clamping device and a displacement sensor contacted with the drum brake, wherein the rotary power device drives the measurement clamping device to rotate.
Optionally, the measurement clamping device comprises a pair of measurement clamping blocks and a measurement clamping driver for driving the measurement clamping blocks to clamp.
Optionally, the workpiece lifting mechanism includes a fourth lifter and a gripper driven to lift by the fourth lifter, the gripper including a pair of jaws and a jaw driver for driving the jaws to grip.
Optionally, the claw adopts a three-claw chuck.
Optionally, the device further comprises a loading robot for conveying the drum brake to the workpiece positioning fixture.
Optionally, the automatic detection device further comprises a bar code printer and a data accurate tracing system, when the sensor detects that the drum brake conveyed on the qualified product channel reaches a set position, the bar code printer automatically prints bar codes, the bar codes are adhered to a workpiece and are scanned and recorded by a scanning gun, and the data accurate tracing system correlates detection data of the outer diameter, the coaxiality and the verticality with visual detection judgment results on the bar codes of the products.
According to the technical scheme, a workpiece is placed on a workpiece positioning clamp, a six-station rotating mechanism rotates to an outer diameter shaping mechanism and carries out brake shoe shaping on the workpiece positioning clamp to ensure coaxiality of the workpiece, after shaping is finished, the six-station rotating mechanism rotates to an outer diameter adjusting mechanism and carries out automatic outer diameter adjustment to ensure outer diameter consistency of the workpiece, after adjustment is finished, the six-station rotating mechanism rotates to an outer diameter, coaxiality and verticality detecting mechanism and carries out outer diameter, coaxiality and verticality detection on the workpiece, after detection is finished, the six-station rotating mechanism rotates to a visual detecting mechanism and carries out part neglected loading detection on the workpiece, after detection is finished, the workpiece lifting mechanism lifts the workpiece, a manipulator part of the visual detecting mechanism rotates to a jaw part and grabs a drum brake, the manipulator shunts the workpiece, the qualified workpiece is printed with green paint by a marking machine, the unqualified workpiece is placed in a qualified product channel, the unqualified workpiece is placed in the unqualified product channel and isolated, and the workpiece flows in the qualified product channel. Therefore, the shaping of the outer diameter of the brake shoe, the consistency of the outer diameter, coaxiality and verticality of the braking surface of the drum brake and the detection of the leak-proof assembly of parts can be automatically completed, and the workpiece is marked and automatically split according to the detection result.
The specific technical scheme and the beneficial effects of the invention are described in detail in the following detailed description with reference to the accompanying drawings.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is an internal view of the present invention;
FIG. 2 is an outline view of the present invention;
FIG. 3 is a schematic diagram of the outer diameter shaping mechanism and the outer diameter adjusting mechanism;
FIG. 4 is a schematic structural view of an outer diameter, coaxiality and verticality detection mechanism;
FIG. 5 is a schematic view of the visual inspection mechanism and the acceptable product channel and unacceptable product channel;
fig. 6 is a schematic structural view of the work lifting mechanism.
Detailed Description
As shown in fig. 1 to 6, the drum brake outer diameter adjustment and multi-azimuth detection integrated apparatus includes:
the six-station rotating mechanism 1 comprises a six-station divider, a turntable driven to rotate by the six-station divider and workpiece positioning fixtures 2 uniformly distributed along the circumference of the turntable, wherein a drum brake is clamped on the workpiece positioning fixtures and sequentially completes six-station conversion along with the rotation of the turntable;
an outer diameter shaping mechanism 3 for shaping the outer diameter of the brake shoe (i.e., the outer diameter of the brake surface of the brake) to ensure coaxiality;
an outer diameter adjusting mechanism 4 for adjusting the outer diameter of the brake shoe so that the outer diameter of the brake shoe is consistent with the standard (outer diameter);
an outer diameter, coaxiality and verticality detection mechanism 5 for detecting the outer diameter, coaxiality and verticality of the drum brake;
the visual detection mechanism 6 comprises a manipulator with a rotatable hand part, wherein the hand part of the manipulator is provided with a camera 61 and a claw 62 which are rotated to change positions, and a drum brake image acquired by the camera is compared with a standard image to judge whether parts are neglected to be assembled or not assembled in place;
a work lifting mechanism 7 for lifting the drum brake;
marking machine, marking different marks on the qualified product and unqualified product;
a qualified product channel 8 for conveying a drum brake that is qualified for inspection;
and a reject path 9 for conveying the drum brake which is failed to be detected.
Six stations are converted in one period of the six-station rotating mechanism 1, the first station is used for feeding, the second station is used for shaping the outer diameter of a brake shoe, the third station is used for adjusting the outer diameter of the brake shoe, the fourth station is used for detecting the outer diameter, coaxiality and verticality, the fifth station is used for visual detection, and the sixth station can be used as an empty station.
In the visual inspection process, the camera is firstly located right above the drum brake, images above the drum brake are collected, then the drum brake is lifted by the workpiece lifting mechanism, the hand of the manipulator rotates to enable the camera to be located right below the drum brake, images below the drum brake are collected, after visual inspection is completed, the hand of the manipulator rotates to enable the clamping jaw to be located right below the drum brake, the clamping jaw stretches into the drum brake from below to clamp the drum brake, meanwhile, the drum brake is released by the workpiece lifting mechanism, the drum brake is transferred to the position of the marking machine by the marking machine, marking is completed by the marking machine, and finally the qualified drum brake is placed on the qualified product channel, and the unqualified drum brake is placed on the unqualified product channel.
Referring to fig. 3, the outer diameter shaping mechanism 3 includes a first lifter 31 and a shaper 32 driven to lift by the first lifter, the shaper including a pair of shaping claws 33 and a shaping driver that drives the shaping claws to clamp. The shaping claw is provided with an arc-shaped groove matched with the outer arc of the brake shoe, and a roller is arranged in the arc-shaped groove. The outer diameter adjusting mechanism 4 includes a second lifter 41 and an adjuster 42 driven to be lifted by the second lifter, and the adjuster includes a pair of adjusting claws 43 and an adjusting driver that drives the adjusting claws to open and act on the brake shoes. The brake shoe can be subjected to outer diameter shaping and adjustment through the outer diameter shaping mechanism 3 and the outer diameter adjusting mechanism 4, so that the coaxiality and outer diameter consistency requirements are met, and the specific requirements refer to actual detection standards.
Referring to fig. 4, the outer diameter, coaxiality and verticality detecting mechanism 5 includes a third lifter 51, and a rotation power device and a measurement clamping device 52 driven to lift by the third lifter, wherein the rotation power device drives the measurement clamping device to rotate. And a displacement sensor or other sensor that is stationary relative to and in contact with the drum brake during simultaneous rotation of the drum brake and the measurement gripping device. The data of the displacement sensor are collected and calculated, the outer diameter, coaxiality and verticality can be obtained, and the specific calculation principle can refer to the prior art. The measurement clamping device includes a pair of measurement clamping blocks 53 and a measurement clamping driver that drives the clamping of the measurement clamping blocks.
Referring to fig. 6, the work lifting mechanism includes a fourth lifter 71 and a gripper 72 driven to lift by the fourth lifter, the gripper including a pair of jaws 73 and a jaw driver driving the jaws to grip.
Preferably, the jaws are three jaw chucks, or the like, or other structures that grip drum brakes.
It will be appreciated by those skilled in the art that the first lifter, the second lifter, the third lifter, and the fourth lifter may be conventional linear drivers, such as electric cylinders, air cylinders, and the like. The shaping driver, the regulator, the measuring clamping driver and the clamping jaw driver can also adopt linear motors, air cylinders and the like.
In addition, still include material loading transfer passage and material loading robot, material loading transfer passage is used for carrying drum brake to the material loading station, and material loading robot corresponds the material loading station setting, places drum brake in work piece positioning fixture 2.
Further, the automatic detection device further comprises a bar code printer 10 and a data accurate tracing system 11, when the sensor detects that the drum brake conveyed on the qualified product channel reaches a set position, the bar code printer automatically prints bar codes, the bar codes are pasted on a workpiece and are scanned and recorded by a scanning gun, and the data accurate tracing system correlates detection data of the outer diameter, the coaxiality and the verticality with visual detection judgment results on the bar codes of products.
The operation flow of the invention is as follows: the workpiece (drum brake) is placed on the workpiece positioning clamp 2 by a feeding robot, the six-station rotating mechanism 1 rotates to the corresponding position of the outer diameter shaping mechanism 3 and carries out brake shoe shaping on the workpiece, coaxiality is guaranteed, after shaping is finished, the six-station rotating mechanism 1 rotates to the corresponding position of the outer diameter adjusting mechanism 4 and carries out automatic outer diameter adjustment on the workpiece, consistency of outer diameters is guaranteed, after adjustment is finished, the six-station rotating mechanism 1 rotates to the corresponding position of the outer diameter, coaxiality and perpendicularity detection mechanism 5 and carries out outer diameter, coaxiality and perpendicularity detection on the workpiece, after detection is finished, the six-station rotating mechanism 1 rotates to the corresponding position of the visual detection mechanism 6 and carries out part missing detection on the workpiece, the workpiece lifting mechanism 7 lifts the workpiece, the mechanical hand part of the visual detection mechanism 6 rotates, the clamping jaw part of the workpiece, the mechanical hand shunts the workpiece, then the marking machine carries out green paint on the qualified product point, the unqualified product point of red paint is placed on the qualified product channel 8, the unqualified product is placed on the unqualified product channel 9 and isolated, the workpiece flows on the qualified product channel 8, the sensor detects the workpiece to the position of the workpiece and carries out outer diameter, the bar code missing detection on the bar code is accurately traced back by using the bar code, the bar code printing system is scanned and the bar code is accurately traced and the bar code is printed, and the bar code is accurately detected, and the bar code is printed and the bar code is recorded, and the bar code is printed and the bar code is printed and printed.
While the invention has been described in terms of specific embodiments, it will be appreciated by those skilled in the art that the invention is not limited to the specific embodiments described above. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.
Claims (10)
1. Drum brake external diameter adjustment and diversified detection integrative equipment, its characterized in that includes:
the six-station rotating mechanism comprises a six-station divider, a turntable driven to rotate by the six-station divider and workpiece positioning clamps uniformly distributed along the circumference of the turntable, wherein a drum brake is clamped on the workpiece positioning clamps and sequentially completes six-station conversion along with the rotation of the turntable;
the outer diameter shaping mechanism is used for shaping the outer diameter of the brake shoe so as to ensure coaxiality;
an outer diameter adjusting mechanism for adjusting the outer diameter of the brake shoe so as to keep the outer diameter of the brake shoe consistent with the standard;
the detection mechanism of the outer diameter, coaxiality and verticality detects the outer diameter, coaxiality and verticality of the drum brake; the visual detection mechanism comprises a manipulator with a rotatable hand part, wherein the hand part of the manipulator is provided with a camera and a claw which are rotated to change positions, and a drum brake image acquired by the camera is compared with a standard image to judge whether parts are neglected to be assembled or not in place;
a work lifting mechanism for lifting the drum brake;
marking machine, marking different marks on the qualified product and unqualified product;
a qualified product channel for conveying the drum brake qualified in detection;
a reject path for conveying a drum brake that is detected as reject;
in the visual inspection process, a camera is firstly located right above a drum brake, images above the drum brake are collected, then a workpiece lifting mechanism lifts the drum brake, a hand of a manipulator rotates to enable the camera to be located right below the drum brake, images below the drum brake are collected, after visual inspection is completed, a hand of the manipulator rotates to enable a claw to be located right below the drum brake, the claw stretches into the drum brake from below to clamp the drum brake, meanwhile the workpiece lifting mechanism releases the drum brake, the manipulator transfers the drum brake to a marking machine, marking is completed by the marking machine, finally the qualified drum brake is placed on a qualified product channel, and the unqualified drum brake is placed on a disqualified product channel.
2. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the outer diameter shaping mechanism comprises a first lifter and a shaper driven to lift by the first lifter, wherein the shaper comprises a pair of shaping claws and a shaping driver for driving the shaping claws to clamp.
3. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 2, wherein: the shaping claw is provided with an arc-shaped groove matched with the outer arc of the brake shoe.
4. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the outer diameter adjusting mechanism comprises a second lifter and an adjuster driven to lift by the second lifter, wherein the adjuster comprises a pair of adjusting claws and an adjusting driver for driving the adjusting claws to open and act on the brake shoes.
5. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the detection mechanism for the outer diameter, the coaxiality and the verticality comprises a third lifter, a rotary power device driven to lift by the third lifter, a measurement clamping device and a displacement sensor, wherein the rotary power device drives the measurement clamping device to rotate, and the displacement sensor is in contact with the drum brake.
6. The drum brake outer diameter adjustment and multi-azimuth detection integrated device of claim 5, wherein: the measuring clamping device comprises a pair of measuring clamping blocks and a measuring clamping driver for driving the measuring clamping blocks to clamp.
7. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the workpiece lifting mechanism comprises a fourth lifter and a clamping device driven to lift by the fourth lifter, wherein the clamping device comprises a pair of clamping jaws and a clamping jaw driver for driving the clamping jaws to clamp.
8. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the clamping jaw adopts a three-jaw chuck.
9. The drum brake outer diameter adjustment and multi-azimuth detection integrated device according to claim 1, wherein: the feeding robot is used for conveying the drum brake to the workpiece positioning clamp.
10. The drum brake outer diameter adjustment and multi-azimuth detection integrated apparatus according to any one of claims 1 to 9, wherein: the automatic detection device comprises a sensor, a bar code printer, a scanning gun and a data accurate tracing system, wherein the sensor is used for detecting that a drum brake conveyed on a qualified product channel reaches a set position, the bar code printer automatically prints bar codes, the bar codes are adhered to a workpiece and are scanned and recorded by the scanning gun, and the data accurate tracing system is used for associating detection data of outer diameter, coaxiality and verticality with visual detection judgment results on the bar codes of products.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910217209.6A CN110000107B (en) | 2019-03-21 | 2019-03-21 | Drum brake external diameter adjustment and multidirectional detection integrated equipment |
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| CN201910217209.6A CN110000107B (en) | 2019-03-21 | 2019-03-21 | Drum brake external diameter adjustment and multidirectional detection integrated equipment |
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| CN110000107A CN110000107A (en) | 2019-07-12 |
| CN110000107B true CN110000107B (en) | 2024-03-12 |
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| CN110641159B (en) * | 2019-08-30 | 2020-06-16 | 南京理工军邦特种智能装备研究院有限公司 | Automatic marking detection robot for brake disc and marking and detection method thereof |
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| KR20000008045A (en) * | 1998-07-09 | 2000-02-07 | 오상수 | Device for adjusting external diameter of drum brake |
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| CN210121572U (en) * | 2019-03-21 | 2020-03-03 | 浙江亚太机电股份有限公司 | Automatic outer diameter adjusting and detecting device for drum brake |
-
2019
- 2019-03-21 CN CN201910217209.6A patent/CN110000107B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000008045A (en) * | 1998-07-09 | 2000-02-07 | 오상수 | Device for adjusting external diameter of drum brake |
| CN103635794A (en) * | 2011-05-17 | 2014-03-12 | Gii采集有限责任公司,以总检测有限责任公司的名义营业 | Method and system for optically inspecting parts |
| CN203918573U (en) * | 2014-05-08 | 2014-11-05 | 山东泰丰制动系统科技股份有限公司 | A kind of drum brake brake shoe iron processing tool |
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