CN211331422U - Outer star gear centre bore processing equipment - Google Patents

Outer star gear centre bore processing equipment Download PDF

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Publication number
CN211331422U
CN211331422U CN201922062656.7U CN201922062656U CN211331422U CN 211331422 U CN211331422 U CN 211331422U CN 201922062656 U CN201922062656 U CN 201922062656U CN 211331422 U CN211331422 U CN 211331422U
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Prior art keywords
star wheel
outer star
detection
positioning
wheel workpiece
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CN201922062656.7U
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Chinese (zh)
Inventor
陶勇
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Wuhan Hengtongcheng Auto Parts Co ltd
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Wuhan Hengtongcheng Auto Parts Co ltd
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Abstract

The utility model discloses an besides-star wheel center hole processing device, which comprises a feeding mechanism, a mechanical arm and a drilling machine tool, wherein the feeding mechanism comprises a positioning device and a conveying device, the positioning device is positioned at the tail end of the feeding direction of the conveying device, and the positioning device is used for positioning an besides-star wheel workpiece to be processed; the manipulator comprises a five-axis linkage device and an outer star wheel claw clamp connected with the five-axis linkage device, the manipulator is arranged beside the positioning device, and the five-axis linkage device is used for driving the outer star wheel claw clamp to grab and place and transfer an outer star wheel workpiece to be processed; the drilling machine tool is arranged in the moving range of the manipulator and is used for machining the central hole of the external star wheel workpiece to be machined. The utility model discloses well processing equipment has realized the automation process of outer star gear work piece from material loading, clamping and processing.

Description

Outer star gear centre bore processing equipment
Technical Field
The utility model relates to an automobile parts processing technology field, concretely relates to besides-star gear centre bore processing equipment.
Background
The appearance of the outer star wheel, which is a key component in an angular velocity universal joint of an automobile steering structure, is used for power transmission between any pair of rotating shafts with intersecting axes and constantly changing relative positions on the automobile, and promotes the progress and development of front-wheel drive and all-wheel drive automobiles.
The outer star wheel center hole is used as a clamping and positioning position for subsequent processing or assembly, and the processing procedure is an essential procedure in the outer star wheel processing process. And the processing quality of the central hole of the outer star wheel directly influences whether the size and shape characteristics of subsequent product processing are qualified or not. If the processing of the outer star wheel center hole is poor, the problem of overlarge radial runout of the outer star wheel can be generated, the problem can cause serious influence on the subsequent processes of hobbing, spline twisting, assembly and the like, and even can directly cause product scrapping to cause serious quality accidents.
At present, in the machining work of the central hole of the outer star wheel, the outer star wheel is clamped and the central hole of the outer star wheel is positioned and machined in a mode of manually operating a machine. Due to the influence of artificial operation factors, the clamping and positioning precision of the outer star wheel is low, and the clamping precision is low due to the fact that an operator needs to repeatedly clamp the outer star wheel for many times and the manual repeated clamping for many times, so that the situation that the center hole of the outer star wheel is continuously poor in machining is caused, and the follow-up product quality is low in percent of pass. Meanwhile, due to the increasing labor cost of enterprises, enterprises also need to implement automatic processing to reduce the labor cost.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide an outer star gear centre bore processing equipment has realized the automatic process of material loading, clamping and processing of follow of outer star gear centre bore processing.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
an outer star wheel center hole machining device, characterized in that it includes:
the feeding mechanism comprises a positioning device and a conveying device, the positioning device is positioned at the tail end of the conveying device in the feeding direction, and the positioning device is used for positioning an besides-star wheel workpiece to be processed;
the manipulator comprises a five-axis linkage device and an outer star wheel claw clamp connected with the five-axis linkage device, the manipulator is arranged beside the positioning device, and the five-axis linkage device is used for driving the outer star wheel claw clamp to grab and place and transfer an outer star wheel workpiece to be processed;
and the drilling machine tool is arranged in the moving range of the manipulator and is used for processing the central hole of the external star wheel workpiece to be processed.
On the basis of the technical scheme, the outer star wheel claw clamp comprises:
the connecting plate is connected with the five-axis linkage device;
the two clamping mechanisms are respectively arranged at two ends of the connecting plate; at the same time, the user can select the desired position,
the five-axis linkage device is used for rotating the connecting plate to replace an outer star wheel workpiece to be machined.
On the basis of the technical scheme, the clamping mechanism comprises:
the clamping cylinder is fixedly arranged at one end of the connecting plate;
the two profiling fixing blocks are connected with the clamping cylinder, and the clamping cylinder is used for driving the profiling fixing blocks to clamp or loosen.
On the basis of the technical scheme, the processing equipment further comprises a detection device positioned beside the mechanical hand;
the detection device comprises a detection table and a detection mechanism, wherein the detection mechanism is assembled on the detection table, and the detection mechanism is used for detecting the depth of the processed outer star wheel workpiece center hole.
On the basis of the above technical solution, the detection mechanism includes:
the copying clamp is used for fixing the outer star wheel workpiece;
the sensor comprises a detection head, and the detection head is provided with a detection needle which is used for extending into the central hole of the outer star wheel workpiece;
and the profiling fixture or the inductor is slidably assembled on the detection table, so that the distance between the profiling fixture and the inductor is adjustable.
On the basis of the above technical scheme, the detection mechanism further comprises a guide assembly, which comprises:
the guide rail is arranged on the detection table, and the profiling fixture or the inductor is connected with the guide rail through a sliding block;
the first cylinder is connected with the sliding block and used for driving the copying clamp or the inductor fixed with the outer star wheel workpiece to move along the length direction of the guide rail.
On the basis of the above technical solution, the positioning device includes:
the limiting plate is arranged at the tail end of the conveying device and used for limiting the displacement of the besides-star wheel workpiece on the conveying device;
the positioning die is matched with the inner cavity of the outer star wheel workpiece, is arranged below the limiting plate and is used for fixing the outer star wheel workpiece limited by the limiting plate;
and the driving mechanism is connected with the positioning die and is used for driving the positioning die to reciprocate up and down.
On the basis of the above technical solution, the driving mechanism includes:
the shaft sleeve is connected with the lower end of the limiting plate, and the positioning die is arranged in the shaft sleeve;
and the second cylinder is arranged below the shaft sleeve and is connected with the positioning die.
On the basis of the technical scheme, the processing equipment further comprises an L-shaped blanking table, the blanking table is arranged beside the detection device and comprises a qualified product table and an unqualified product table detachably connected with one end of the qualified product table.
On the basis of the technical scheme, the machining equipment further comprises a guardrail, the positioning device, the mechanical arm, the drilling machine tool and the detection device are all arranged in the guardrail, and the conveying device, the qualified product platform and the unqualified product platform are partially located outside the guardrail.
Compared with the prior art, the utility model has the advantages of:
the utility model provides an besides-star gear centre bore processing equipment, it includes feed mechanism, manipulator and drilling machine tool, feed mechanism includes conveyor and positioner, positioner locates the conveyor end, be used for the location to wait to process the besides-star gear work piece, the manipulator includes that five-axis linkage and extra-star wheel claw press from both sides, five-axis linkage system drive extra-star wheel claw presss from both sides and grabs and put and shift the besides-star gear work piece, shift the automation mechanized processing that carries out the besides-star gear work piece centre bore in the drilling machine tool with the besides-star gear work piece from positioner, whole process has realized the follow material loading of besides-star gear centre bore processing, the automatic process of clamping and processing.
Drawings
Fig. 1 is a top view of an outer star wheel center hole machining apparatus provided in an embodiment of the present invention;
fig. 2 is a front view of a feeding mechanism of an outer star wheel center hole machining device according to an embodiment of the present invention;
fig. 3 is a top view of a feeding mechanism of an outer star wheel center hole machining device according to an embodiment of the present invention;
fig. 4 is a schematic view of a robot provided in an embodiment of the present invention;
fig. 5 is a schematic view of an external star wheel claw clamping mechanism provided in an embodiment of the present invention;
fig. 6 is a schematic view of a detection mechanism provided in an embodiment of the present invention;
fig. 7 is a schematic view of the outer star wheel center hole processing apparatus according to the embodiment of the present invention.
In the figure: 1. a feeding mechanism; 10. a positioning device; 100. a limiting plate; 101. a drive mechanism; 1010. a shaft sleeve; 1011. a second cylinder; 11. a conveying device; 2. a manipulator; 20. a five-axis linkage; 21. an outer star wheel claw clamp; 210. a connecting plate; 211. a clamping mechanism; 2110. a clamping cylinder; 2111. profiling fixed blocks; 3. drilling machine tool; 4. a detection device; 40. a detection table; 41. a detection mechanism; 410. a guide assembly; 4100. a guide rail; 4101. a first cylinder; 4102. a slider; 411. profiling fixtures; 412. an inductor; 4120. a detection head; 5. a blanking table; 50. a qualified product platform; 51. a unqualified product table; 6. a guardrail; 7. and (4) an outer star wheel workpiece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1 to 4, the embodiment of the utility model provides an besides-star wheel centre bore processing equipment, it includes feed mechanism 1, manipulator 2 and drilling machine tool 3, feed mechanism 1 includes positioner 10 and conveyor 11, positioner 10 is located conveyor 11 pay-off direction end, manipulator 2 includes five-axis linkage 20 and the outer star wheel claw clamp 21 that links to each other with five-axis linkage 20, manipulator 2 establishes by positioner 10, drilling machine tool 3 sets up in manipulator 2's home range. In the embodiment, the conveying device 11 and the positioning device 10 are respectively used for conveying and positioning the to-be-processed outer star wheel workpiece 7, the five-axis linkage device 20 of the manipulator 2 drives the outer star wheel claw clamp 21 to grab and place and transfer the to-be-processed outer star wheel workpiece 7, the manipulator 2 places the to-be-processed outer star wheel workpiece 7 into the drilling machine tool 3 to process a center hole, and the outer star wheel center hole processing equipment realizes the process of automatically processing the center hole of the outer star wheel workpiece 7 from feeding to processing.
Referring to fig. 4 and 5, the outer star wheel claw clamp 21 comprises a connecting plate 210 and two clamping mechanisms 211, the connecting plate 210 is connected with the five-axis linkage device 20, the two clamping mechanisms 211 are arranged at two ends of the connecting plate 210, the connecting plate 210 is driven by the five-axis linkage device 20 to rotate to replace the processed outer star wheel workpiece 7, the clamping mechanism 211 comprises a clamping cylinder 2110 and two copying fixing blocks 2111, the two copying fixing blocks 2111 are connected with the clamping cylinder 2110, the two copying fixing blocks 2111 are clamped or released under the driving of the clamping cylinder 2110, in the embodiment, after the drilling machine tool 3 finishes processing the outer star wheel workpiece 7, the five-axis linkage device 20 drives the outer star wheel claw clamp 21 to grab and transfer the processed outer star wheel workpiece 7 and simultaneously drives the two clamping mechanisms 211 to replace the outer star wheel workpiece 7 to be processed and the processed outer star wheel workpiece 7, and the processing automation of the outer star wheel workpiece 7 is realized, the time for grabbing, placing and transferring the outer star wheel workpiece 7 by the outer star wheel claw clamp 21 is saved by arranging the two clamping mechanisms 211, and the working efficiency is improved.
Referring to fig. 6, the embodiment of the utility model provides an besides-star gear centre bore processing equipment still includes detection device 4, and detection device 4 is located manipulator 2 by, and detection device 4 is including examining test table 40 and detection mechanism 41, and detection mechanism 41 group is located and is examined test table 40, and detection mechanism 41 is used for detecting the degree of depth of processing the besides-star gear work piece 7 centre bore. In this embodiment, the detection device 4 is used for further automatically detecting the processing depth of the central hole of the outer star wheel workpiece 7 after the central hole of the outer star wheel workpiece 7 is automatically processed.
The detection mechanism 41 comprises a profiling fixture 411 and a sensor 412, the profiling fixture 411 is used for fixing the machined outer star wheel workpiece 7, a detection head 4120 is arranged on the sensor 412, a detection needle is arranged on the detection head 4120, and the detection needle extends into a central hole of the outer star wheel workpiece 7 and detects the machining depth of the central hole of the outer star wheel workpiece 7. In the process of detecting the depth of the central hole of the outer star wheel workpiece 7, the copying clamp 411 or the inductor 412 can slide on the detection table 40, so that the distance between the copying clamp 411 and the inductor 412 is adjustable, the outer star wheel workpiece 7 can be conveniently placed, and the processing depth of the central hole of the outer star wheel workpiece 7 can be automatically detected.
Preferably, a proximity sensor which senses the relative position of the outer star wheel workpiece 7 and the profiling fixture 411 can be further arranged on the profiling fixture 411, whether the outer star wheel workpiece 7 is fixed on the profiling fixture 411 or not is conveniently judged, if the relative position sensed by the proximity sensor is 0, it can be determined that the outer star wheel workpiece 7 is fixed on the profiling fixture 411, if the relative position sensed by the proximity sensor is not equal to 0, it can be determined that the outer star wheel workpiece 7 is not fixed on the profiling fixture 411, and when the relative position sensed by the proximity sensor is 0, it can be determined that the outer star wheel workpiece 7 is fixed on the profiling fixture 411, it is convenient for the subsequent sensor 412 to detect the central hole depth of the outer star wheel workpiece 7, and whether the outer star wheel workpiece 7 is qualified or not is judged according to the preset depth.
Referring to fig. 6, in detail, the detecting device 4 is slidably mounted on the detecting table 40 through a guiding unit 410, the guiding unit 410 includes a guiding rail 4100, a first cylinder 4101 and a slider 4102, the guiding rail 4100 is mounted on the detecting table 40, the copying fixture 411 or the sensor 412 is connected to the guiding rail 4100 through the slider 4102, the slider 4102 is connected to the first cylinder 4101, and the copying fixture 411 or the sensor 412 is moved along the length direction of the guiding rail 4100 by the driving of the first cylinder 4101.
Referring to fig. 2 and fig. 3, positioner 10 in the utility model includes limiting plate 100, positioning die and actuating mechanism 101, limiting plate 100 can restrict the displacement of besides-star wheel work piece 7 on conveyor 11, and set up one in the below of limiting plate 100 can with the positioning die of 7 inner chamber looks adaptations of besides-star wheel work piece, positioning die is connected with actuating mechanism 101, under actuating mechanism 101's drive, reciprocating motion can be done from top to bottom to positioning die, in this embodiment, when limiting plate 100 restriction has besides-star wheel work piece 7, positioning die has besides-star wheel work piece 7 fixed with limiting plate 100 under actuating mechanism 101's drive, can the unprocessed besides-star wheel work piece 7 of accurate positioning through actuating mechanism 101 and cover half mould, make the material loading process of besides-star wheel centre bore processing equipment realize accurate positioning.
Referring to fig. 2 and 3, specifically, the driving mechanism 101 includes a shaft sleeve 1010 and a second cylinder 1011, the shaft sleeve 1010 is connected to the lower end of the limiting plate 100, the positioning mold is disposed in the shaft sleeve 1010, and the second cylinder 1011 is connected to the positioning mold to drive the positioning mold to reciprocate up and down in the shaft sleeve 1010.
Referring to fig. 1, the embodiment of the utility model provides an besides-star wheel centre bore processing equipment still includes L shape unloading platform 5, and unloading platform 5 is located by detection device 4, and unloading platform 5 includes certified products material platform 50 and can dismantle the defective work material platform 51 of being connected with certified products material platform 50 one end. In this embodiment, certified products material platform 50 passes through the couple with nonconforming quality material platform 51 and is connected, and certified products material platform 50 still can link to each other through the mode of butt with nonconforming quality material platform 51 simultaneously, conveniently separately places nonconforming besides-star wheel work piece 7 and qualified besides-star wheel work piece 7.
Referring to fig. 1, the embodiment of the utility model provides an besides-star wheel centre bore processing equipment still includes a guardrail 6, and in positioner 10, manipulator 2, drilling machine 3, detection device 4 all located guardrail 6, conveyor 11, certified products material platform 50 and defective products material platform 51 all partially were located guardrail 6. In this embodiment, through at positioner 10, manipulator 2, drilling lathe 3, detection device 4 sets up guardrail 6 outward and can guarantee in the course of working staff's safety, set up conveyor 11 part simultaneously and can make things convenient for the staff to place conveyor 11 with waiting to process besides 6 at guardrail 6 outside the besides, qualified product material platform 50 and unqualified product material platform 51 part set up outside guardrail 6, be for the staff to carry out follow-up packing or record to qualified or unqualified besides star wheel work piece 7.
Specifically, the utility model discloses outer star gear centre bore processing equipment operation process as follows:
1. after the outer star wheel workpiece 7 enters the conveying device 11 from the input end of the conveying device 11, the limiting plate 100 at the tail end of the conveying device 11 limits the displacement of the outer star wheel workpiece 7 on the conveying device 11, and at the moment, the second air cylinder 1011 drives the positioning die to move upwards and fix the outer star wheel workpiece 7 limited by the limiting plate 100.
2. After the outer star wheel workpiece 7 is positioned, the five-axis linkage device 20 of the manipulator 2 drives the outer star wheel claw clamp 21 to grab the outer star wheel workpiece 7 and transfer the outer star wheel workpiece 7 to the drilling machine tool 3 to process the central hole of the outer star wheel workpiece 7.
3. After the drilling machine tool 3 finishes machining the central hole of the outer star wheel workpiece 7, the five-axis linkage device 20 drives the outer star wheel claw clamp 21 to grab the machined outer star wheel workpiece 7 and replace the outer star wheel workpiece 7 to be machined.
4. The machined outer star wheel workpiece 7 is placed on a detection mechanism 41 on a detection table 40, and the depth of the central hole of the outer star wheel workpiece 7 is detected.
5. According to the detection result of the outer star wheel workpiece 7 detected by the detection mechanism 41, the manipulator 2 puts the qualified outer star wheel workpiece 7 into the qualified product material table 50, and puts the unqualified outer star wheel workpiece 7 into the unqualified product material table 51.
The present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered to be within the protection scope of the present invention. Those not described in detail in this specification are within the skill of the art.

Claims (10)

1. An outer star wheel center hole machining device, characterized in that it includes:
the feeding mechanism (1) comprises a positioning device (10) and a conveying device (11), the positioning device (10) is located at the tail end of the conveying device (11) in the feeding direction, and the positioning device (10) is used for positioning an outer star wheel workpiece (7) to be machined;
the manipulator (2) comprises a five-axis linkage device (20) and an outer star wheel claw clamp (21) connected with the five-axis linkage device, the manipulator (2) is arranged beside the positioning device (10), and the five-axis linkage device (20) is used for driving the outer star wheel claw clamp (21) to grab and place and transfer an outer star wheel workpiece (7) to be machined;
and the drilling machine tool (3) is arranged in the moving range of the manipulator (2), and the drilling machine tool (3) is used for processing the central hole of the external star wheel workpiece (7) to be processed.
2. The machining apparatus according to claim 1, characterized in that the outer star wheel jaw (21) comprises:
a connecting plate (210) connected to the five-axis linkage (20);
the two clamping mechanisms (211), the two clamping mechanisms (211) are respectively arranged at two ends of the connecting plate (210); at the same time, the user can select the desired position,
the five-axis linkage (20) is used for rotating the connecting plate (210) to replace an external star wheel workpiece (7) to be machined.
3. The processing apparatus as set forth in claim 2, wherein the clamping mechanism comprises:
the clamping cylinder (2110) is fixedly arranged at one end of the connecting plate (210);
and the two profiling fixing blocks (2111) are connected with the clamping air cylinder (2110), and the clamping air cylinder (2110) is used for driving the profiling fixing blocks (2111) to clamp or unclamp.
4. A processing plant as claimed in claim 1, characterized in that it further comprises a detection device (4) located beside the robot (2);
the detection device (4) comprises a detection table (40) and a detection mechanism (41), the detection mechanism (41) is arranged on the detection table (40), and the detection mechanism (41) is used for detecting the depth of a central hole of the machined outer star wheel workpiece (7).
5. The processing plant according to claim 4, characterized in that said detection means (41) comprise:
the copying clamp (411), the copying clamp (411) is used for fixing the outer star wheel workpiece (7);
a sensor (412) comprising a detection head (4120), the detection head (4120) being provided with a detection needle for extending into the central hole of the besides-star wheel workpiece (7);
and the profiling fixture (411) or the inductor (412) is slidably assembled on the detection table (40), so that the distance between the profiling fixture (411) and the inductor (412) is adjustable.
6. The processing apparatus according to claim 5, wherein said detection mechanism (41) further comprises a guide assembly (410) comprising:
the guide rail (4100) is arranged on the detection table (40), and the profiling fixture (411) or the sensor (412) is connected with the guide rail (4100) through a sliding block (4102);
the first air cylinder (4101), the first air cylinder (4101) is connected with the sliding block (4102), and the first air cylinder (4101) is used for driving the profiling clamp (411) or the inductor (412) fixed with the besides-star wheel workpiece (7) to move along the length direction of the guide rail (4100).
7. The machining apparatus according to claim 1, characterized in that said positioning means (10) comprise:
the limiting plate (100), the limiting plate (100) is arranged at the tail end of the conveying device (11), and the limiting plate (100) is used for limiting the displacement of the besides-star wheel workpiece (7) on the conveying device (11);
the positioning die is matched with the inner cavity of the outer star wheel workpiece (7), is arranged below the limiting plate (100), and is used for fixing the outer star wheel workpiece (7) limited by the limiting plate (100);
the driving mechanism (101) is connected with the positioning die, and the driving mechanism (101) is used for driving the positioning die to reciprocate up and down.
8. The processing plant according to claim 7, wherein said drive mechanism (101) comprises:
the shaft sleeve (1010), the shaft sleeve (1010) is connected with the lower end of the limiting plate (100), and the positioning die is arranged in the shaft sleeve (1010);
and the second cylinder (1011) is arranged below the shaft sleeve (1010) and connected with the positioning die.
9. The processing equipment according to claim 4, characterized in that the processing equipment further comprises an L-shaped blanking table (5), the blanking table (5) is arranged beside the detection device (4), and the blanking table (5) comprises a qualified product table (50) and a unqualified product table (51) detachably connected with one end of the qualified product table (50).
10. The processing apparatus according to claim 9, further comprising a guardrail (6), wherein the positioning device (10), the manipulator (2), the drilling machine (3) and the detecting device (4) are all arranged in the guardrail (6), and the conveying device (11), the qualified product table (50) and the unqualified product table (51) are all partially arranged outside the guardrail (6).
CN201922062656.7U 2019-11-25 2019-11-25 Outer star gear centre bore processing equipment Active CN211331422U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922062656.7U CN211331422U (en) 2019-11-25 2019-11-25 Outer star gear centre bore processing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922062656.7U CN211331422U (en) 2019-11-25 2019-11-25 Outer star gear centre bore processing equipment

Publications (1)

Publication Number Publication Date
CN211331422U true CN211331422U (en) 2020-08-25

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Application Number Title Priority Date Filing Date
CN201922062656.7U Active CN211331422U (en) 2019-11-25 2019-11-25 Outer star gear centre bore processing equipment

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069569A (en) * 2022-06-10 2022-09-20 玉环普天单向器有限公司 Star wheel real-time processing detection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069569A (en) * 2022-06-10 2022-09-20 玉环普天单向器有限公司 Star wheel real-time processing detection system

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A machining equipment for center hole of alien wheel

Effective date of registration: 20220722

Granted publication date: 20200825

Pledgee: Wuhan Rural Commercial Bank Co.,Ltd. Caidian sub branch

Pledgor: WUHAN HENGTONGCHENG AUTO PARTS CO.,LTD.

Registration number: Y2022420000232

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20240102

Granted publication date: 20200825

Pledgee: Wuhan Rural Commercial Bank Co.,Ltd. Caidian sub branch

Pledgor: WUHAN HENGTONGCHENG AUTO PARTS CO.,LTD.

Registration number: Y2022420000232