CN110181290B - Positioning clamp holder with automatic cleaning function - Google Patents
Positioning clamp holder with automatic cleaning function Download PDFInfo
- Publication number
- CN110181290B CN110181290B CN201910469179.8A CN201910469179A CN110181290B CN 110181290 B CN110181290 B CN 110181290B CN 201910469179 A CN201910469179 A CN 201910469179A CN 110181290 B CN110181290 B CN 110181290B
- Authority
- CN
- China
- Prior art keywords
- block
- cleaning
- guide rail
- oil
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/121—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction
- B23Q11/124—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction for lubricating linear guiding systems
Abstract
The invention relates to the technical field of machine tools, in particular to a positioning clamp holder with an automatic cleaning function, which comprises a clamping block arranged on the inner wall of a sliding block connected with a guide rail in a sliding manner, wherein the clamping block is connected with a driving mechanism used for driving the clamping block to slide, the front end of the sliding block in the moving direction is provided with a cleaning block connected with the guide rail in a sliding manner, and the inner wall of the cleaning block is provided with a cleaning piece used for cleaning the guide rail. The invention solves the problem that in the prior art, foreign matters on the guide rail are clamped between the slide block and the guide rail to influence the slide of the slide block, so that the friction loss between the slide block and the guide rail is large.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to a positioning clamp holder with an automatic cleaning function.
Background
In the prior art, when a machine tool with a slant bed layout is used, a saddle component arranged on a guide rail is usually braked rapidly according to a command because of the requirement of a machining process. In the prior art, a motor drives a saddle screw rod, and the braking of a saddle is realized by the motor. However, because of the machine tool with the inclined bed layout, the saddle is easy to move downwards due to inertia after braking, and is unstable in positioning, so that the motor and the lead screw are easily affected, and the requirement on machining precision cannot be met.
In order to solve the problems, a rapid braking saddle appears in the prior art, and comprises a sliding block which is connected on a machine tool guide rail in a sliding manner, a clamping block is connected on the inner wall of the sliding block in a sliding manner, and after the motor brakes, the clamping block is driven to tightly hold the guide rail, so that the positioning of the saddle is realized. However, in the working process of the saddle, foreign matters accumulated and adhered on the guide rail are easy to be clamped between the slide block and the guide rail, the slide block is influenced to slide, the friction loss of the slide block and the guide rail is increased, and the service life is shortened.
Disclosure of Invention
The invention aims to provide a positioning clamp holder with an automatic cleaning function, and solves the problem that in the prior art, foreign matters on a guide rail are clamped between a sliding block and the guide rail to influence the sliding of the sliding block, so that the friction loss between the sliding block and the guide rail is large.
In order to achieve the purpose, the invention provides the following technical scheme:
the positioning holder with the automatic cleaning function comprises a holding block, wherein the holding block is arranged on the inner wall of a sliding block connected with a guide rail in a sliding mode, the holding block is connected with a driving mechanism used for driving the holding block to slide, a cleaning block connected with the guide rail in a sliding mode is arranged at the front end of the moving direction of the sliding block, and a cleaning piece used for cleaning the guide rail is arranged on the inner wall of the cleaning block.
The principle and the beneficial effects of the invention are as follows:
the sliding block is connected to the guide rail in a sliding mode to achieve sliding connection of the bed saddle and the machine tool, and the driving mechanism is used for driving the clamping block to move and clamp the guide rail when the bed saddle is braked to achieve positioning of the bed saddle. The wiper is used for clearing foreign matters on the guide rail, and the foreign matters are prevented from being clamped between the sliding block and the guide rail to influence the sliding of the sliding block, so that the friction loss of the sliding block and the guide rail caused by the foreign matters is reduced. Further, an oil storage cavity is arranged in the cleaning block, the oil storage cavity is communicated with an oil outlet channel, and the oil outlet channel is communicated with the wiping piece. The oil storage chamber is used for splendid attire lubricating oil, and lubricating oil soaks the wiper piece on flowing to the wiper piece from the oil outlet channel, and the moist wiper piece is convenient for more clean the foreign matter on the guide rail, can also realize the lubrication of guide rail on can also coating lubricating oil to the guide rail simultaneously.
Further, a sealing mechanism for sealing the oil outlet channel is arranged on the cleaning block. Sealing mechanism is used for sealing out the oil passageway when the saddle braking, prevents that the lubricating oil in the oil storage intracavity from flowing, avoids lubricating oil extravagant.
Further, sealing mechanism is provided with the through-hole that can communicate with oil outlet channel including the sealing strip that slides the setting on the sealing strip. When the saddle moves, the sealing strip is driven to move, so that the through hole on the sealing strip is communicated with the oil outlet channel, and the lubricating oil flows to the wiping piece; when the saddle brakes, the through hole and the oil outlet channel on which the driving sealing strip moves are staggered, so that lubricating oil is prevented from flowing out. Simple structure and convenient operation.
Further, the driving mechanism comprises a main oil pipe arranged in the sliding block, and the clamping block is in sliding connection with the main oil pipe. Through the hydraulic oil of pump income in the main oil pipe, utilize hydraulic oil drive grip block to remove, simple structure, convenient operation.
Furthermore, the main oil pipe is communicated with an oil branch pipe, one end of the sealing strip is connected in the oil branch pipe in a sliding mode, and the other end of the sealing strip is located in the cleaning block. When hydraulic oil is pumped into the main oil pipe, a part of hydraulic oil can enter the branch oil pipe to drive the sealing strip to move, the sealing strip does not need to be driven to move by additional power, and power resources are saved.
Furthermore, an abutting block is vertically and slidably arranged in the cleaning block and can abut against the surface of the guide rail, a wedge surface is arranged at the top of the abutting block, and a wedge block which can be matched with the wedge surface is arranged at the bottom of the sealing strip. The sealing strip can push the abutting block out of the abutting guide rail through the wedge block when moving, and the cleaning block is fixed.
Furthermore, both ends of the sliding block are provided with cleaning mechanisms. The foreign matter that so sets up when saddle reverse slip also can be to its motion direction front end clears up.
Further, the wiper is a sponge layer. The sponge layer has strong adsorption capacity, good wiping effect and low cost.
Further, the sponge layer can be detachably arranged on the cleaning block. So that the sponge layer is convenient to replace.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
fig. 2 is a longitudinal cross-sectional view of the conditioning block of fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the oil storage device comprises a sliding block 1, a main oil pipe 2, an oil branch pipe 3, a sealing strip 4, a sponge layer 5, a cleaning block 6, a propping block 7, a connecting rod 8, a clamping block 9, a wedge block 10, a wedge surface 11, an oil outlet channel 12 and an oil storage cavity 13.
Example one
As shown in figure 1, the positioning clamper with the automatic cleaning function comprises a clamping block, wherein the clamping block is arranged on the inner wall of a sliding block 1 connected with a guide rail in a sliding way. The structure of the sliding block 1 is shown in figure 1, and the bottom of the sliding block 1 is provided with a sliding groove matched with the guide rail. The inner walls of the two sides of the sliding block 1 are both connected with clamping blocks 9 in a sliding manner. Two grip blocks 9 all are connected with and are used for driving its gliding actuating mechanism, and actuating mechanism is including installing main oil pipe 2 in slider 1 in this embodiment, and main oil pipe 2 one end stretches out slider 1 and connects hydraulic system outward. The clamping block 9 is connected with the main oil pipe 2 in a sliding mode, specifically, a piston can be connected in the main oil pipe 2 in a sliding mode in a sealing mode, then the clamping block 9 is connected with the piston, and the clamping block 9 is driven to slide by the fact that the piston slides in the main oil pipe 2.
The right end of the sliding block 1 is provided with a cleaning mechanism for cleaning foreign matters on the guide rail, and the cleaning mechanism is positioned at the front end of the sliding block 1 in the moving direction during actual application. Cleaning mechanism includes clearance piece 6 in this embodiment, and 6 left ends of clearance piece pass through connecting rod 8 to be connected with slider 1, and the spout that matches with the guide rail is also seted up in 6 bottoms of clearance piece in order to realize the sliding connection of clearance piece 6 and guide rail. The rigid coupling has the wiper on the 6 right-hand members inner walls of clearance piece, and the wiper adopts sponge layer 5, and sponge layer 5 contacts in order to clean the guide rail with the guide rail to the foreign matter on the clearance guide rail.
As can be seen from the combination of fig. 2, an oil storage cavity 13 is formed in the right end of the cleaning block 6 and used for containing lubricating oil, an oil outlet channel 12 is communicated with the lower portion of the oil storage cavity 13, and the oil outlet channel 12 is communicated with the sponge layer 5. In practical use, the diameter of the oil outlet channel 12 does not need to be too large, about 3-5 mm, as long as the lubricating oil in the oil storage cavity 13 can flow onto the sponge layer 5; the number of the oil outlet channels 12 is not required to be too large, the sponge layer 5 can adsorb lubricating oil through self adsorption force, and unnecessary waste of the lubricating oil is caused by too many oil outlet channels 12 or too large oil outlet channels 12.
As shown in fig. 1 and 2, a sealing mechanism for sealing the oil outlet channel 12 is arranged on the cleaning block 6, the sealing mechanism includes a sealing strip 4, the main oil pipe 2 is communicated with the branch oil pipe 3, one end of the sealing strip 4 is slidably connected in the branch oil pipe 3, and the other end is located in the cleaning block 6. Specifically, a piston can be connected in the branch oil pipe 3 in a sliding and sealing manner, and then the sealing strip 4 is connected with the piston to realize the sliding connection of the sealing strip 4 and the branch oil pipe 3. The sealing strip 4 is provided with a through hole which can be communicated with the oil outlet channel 12, and the sealing strip 4 is driven to move to enable the through hole to be staggered with the oil outlet channel 12, so that the oil outlet channel 12 is sealed. And an abutting block 7 is vertically and slidably arranged in the cleaning block 6, and the abutting block 7 can abut against the surface of the guide rail after extending out of the cleaning block 6. The top of the propping block 7 is formed with a wedge surface 11, and the bottom of the sealing strip 4 is fixedly connected with a wedge block 10 which can cooperate with the wedge surface 11.
The specific implementation process is as follows:
during actual application, the sliding block 1 and the cleaning block 6 are both arranged at the bottom of the saddle, and the main oil pipe 2 is communicated with a hydraulic system. All block the spout on slider 1 and clearance piece 6 into and realize sliding connection on the guide rail, keep clearance piece 6 to be located the front end of slider 1 direction of motion. Then the motor is started to drive the bed saddle to move, when the motor drives the screw rod to drive the bed saddle to move, no hydraulic oil is pumped into the main oil pipe 2 and the branch oil pipe 3, the clamping block 9 is contracted in the sliding block 1, and the sliding of the sliding block 1 is not influenced. The sponge layer 5 on the cleaning block 6 slides on the guide rail, and the guide rail is cleaned by the sponge layer 5, so that foreign matters on the guide rail are cleaned, and the foreign matters are prevented from being clamped between the sliding block 1 and the guide rail to influence the sliding block 1 to move.
In a free state, namely in a state that hydraulic oil is not pumped into the branch oil pipe 3, the through hole on the sealing strip 4 is communicated with the oil outlet channel 12, so that when the cleaning block 6 moves on the guide rail, lubricating oil in the oil storage cavity 13 can flow to the sponge layer 5 from the oil outlet channel 12. The wet sponge layer 5 can more easily clean foreign matters on the guide rail, and can also coat lubricating oil on the guide rail to lubricate the guide rail.
When the saddle needs to be braked, the motor is turned off, and the motor stops driving the screw rod, so that the saddle is braked. Then, a hydraulic system is started to pump hydraulic oil into the main oil pipe 2, the hydraulic oil in the main oil pipe 2 pushes the clamping block 9 to move outwards, and the clamping block 9 tightly holds the guide rail from two sides of the guide rail, so that the saddle is positioned, and the influence of the saddle on a motor and a lead screw due to downward movement of inertia is avoided.
Because main oil pipe 2 and a 3 intercommunications of oil pipe, the hydraulic oil of so pump income can also get into a 3 oil pipes in, a 3 hydraulic oil of oil pipe promotes sealing strip 4 right to make through-hole and play oil channel 12 on the sealing strip 4 stagger, play oil channel 12 is sealed by sealing strip 4 this moment, lubricating oil in the oil storage chamber 13 can't continue to flow to sponge layer 5 on, can avoid the waste of lubricating oil from this.
When the sealing strip 4 moves rightwards, the wedge block 10 on the sealing strip can cooperate with the wedge surface 11 at the top of the abutting block 7 to push the abutting block 7 downwards, so that the abutting block 7 moves to abut against the top surface of the guide rail. Utilize to support the kicking block 7 to support tight guide rail and can further improve the stability of saddle braking, realize the fixed of clearance piece 6 simultaneously.
Example two
The difference of this embodiment with embodiment one lies in, 1 both ends of slider all are provided with clearance mechanism, so set up, need reverse movement at the saddle, and the automatic clearance of guide rail is realized to the clearance mechanism of usable slider 1 other end. In addition, the sponge layer 5 in this embodiment can be detachably disposed, and specifically, the detachable disposition of the sponge layer 5 can be realized by adopting a manner in the prior art, such as gluing. So set up, be convenient for change sponge layer 5.
According to the invention, the guide rails are cleaned by arranging the cleaning mechanisms at the two sides of the sliding block 1, so that foreign matters on the guide rails can be prevented from being clamped between the sliding block 1 and the guide rails to influence the movement of the sliding block 1, and meanwhile, the sliding block 1 and the guide rails are prevented from being worn by the foreign matters. In addition, when the sponge layer 5 moves, lubricating oil can be coated on the guide rail, so that the guide rail is lubricated.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (4)
1. Location holder with self-cleaning function, including the grip block, the grip block slides and sets up on being used for the slider inner wall be connected with the guide rail, and the grip block is connected with and is used for driving its gliding actuating mechanism, its characterized in that: the front end of the sliding block in the moving direction is provided with a cleaning mechanism for cleaning foreign matters on the guide rail, the cleaning mechanism comprises a cleaning block which is in sliding connection with the guide rail, and the inner wall of the cleaning block is provided with a cleaning piece for cleaning the guide rail; an oil storage cavity is arranged in the cleaning block, the oil storage cavity is communicated with an oil outlet channel, and the oil outlet channel is communicated with the wiping piece; the cleaning block is provided with a sealing mechanism for sealing the oil outlet channel; the sealing mechanism comprises a sealing strip which is arranged in a sliding manner, and a through hole which can be communicated with the oil outlet channel is formed in the sealing strip; the driving mechanism comprises a main oil pipe arranged in the sliding block, and the clamping block is connected with the main oil pipe in a sliding manner; the main oil pipe is communicated with an oil branch pipe, one end of the sealing strip is connected in the oil branch pipe in a sliding mode, and the other end of the sealing strip is located in the cleaning block; the cleaning block is internally provided with an abutting block in a vertical sliding mode, the abutting block can abut against the surface of the guide rail, the top of the abutting block is provided with a wedge surface, and the bottom of the sealing strip is provided with a wedge block capable of acting in cooperation with the wedge surface.
2. The positioning holder with the automatic cleaning function according to claim 1, characterized in that: the cleaning mechanisms are arranged at two ends of the sliding block.
3. The positioning holder with the automatic cleaning function according to claim 2, characterized in that: the wiping piece is a sponge layer.
4. The positioning holder with the automatic cleaning function according to claim 3, characterized in that: the sponge layer is detachably arranged on the cleaning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469179.8A CN110181290B (en) | 2019-05-31 | 2019-05-31 | Positioning clamp holder with automatic cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469179.8A CN110181290B (en) | 2019-05-31 | 2019-05-31 | Positioning clamp holder with automatic cleaning function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110181290A CN110181290A (en) | 2019-08-30 |
| CN110181290B true CN110181290B (en) | 2020-05-29 |
Family
ID=67719438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910469179.8A Active CN110181290B (en) | 2019-05-31 | 2019-05-31 | Positioning clamp holder with automatic cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110181290B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695760A (en) * | 2019-09-26 | 2020-01-17 | 广东盛亿数控机械有限公司 | Numerical control machine tool |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19961225A1 (en) * | 1999-12-18 | 2001-06-28 | Schaeffler Waelzlager Ohg | Linear bearing system has brush mounted on underside of carriage so that it cleans running surface of rail |
| US20090026683A1 (en) * | 2007-07-24 | 2009-01-29 | Jack Leon Bayer | Bayer machine tool pallet systems |
| CN203197666U (en) * | 2013-04-07 | 2013-09-18 | 四川华神钢构有限责任公司 | Automatic cleaning and lubricating device of cutting machine |
| CN204232272U (en) * | 2014-11-20 | 2015-04-01 | 江苏中烟工业有限责任公司 | BOB trailer wagon guide rail cleaning apparatus for self |
| CN207771419U (en) * | 2017-12-07 | 2018-08-28 | 江西联航机械装备有限公司 | A kind of digital control processing guide rail cleaning apparatus for self |
| CN207824522U (en) * | 2018-02-14 | 2018-09-07 | 深圳市神州数控机床有限公司 | A kind of guide rail cleaning plant of complex milling machine |
-
2019
- 2019-05-31 CN CN201910469179.8A patent/CN110181290B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110181290A (en) | 2019-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110181290B (en) | Positioning clamp holder with automatic cleaning function | |
| CN110549157B (en) | Numerically-controlled machine tool stable in use and high in precision | |
| CN110374995A (en) | A kind of reversible slide rail | |
| CN112059641B (en) | Numerically-controlled machine tool capable of lubricating linear slide rail | |
| CN212337906U (en) | Slider with oil storage function | |
| CN110181311B (en) | Self-lubricating clamp holder | |
| CN210461476U (en) | Wear pad fixed knot of stopper constructs | |
| CN117324971A (en) | Full-symmetrical in-box cross beam moving gantry frame structure | |
| CN210716876U (en) | Bearing lubrication is with device of applying oil | |
| CN111256017A (en) | Novel fixed point of truss manipulator is lubricated device | |
| BR102018008956A2 (en) | subsea equipment connection cleaning and polishing device comprising a cleaning fluid dispersing mechanism | |
| CN108296874B (en) | A kind of numerical control machining center dovetail groove automatically cleaning lubricating system | |
| CN110181310B (en) | Gripper with guiding and cleaning functions | |
| CN220971614U (en) | Machine tool guide rail device and machine tool | |
| CN218935027U (en) | Linear guide rail with oil brushing structure | |
| CN112518376A (en) | Sawing machine with good clamping effect | |
| CN111921272A (en) | Oil-water separation filter core cleaning equipment | |
| CN215713488U (en) | Electroplating fixture capable of rapidly dewatering and drying | |
| CN215214400U (en) | Novel linear guide slider | |
| CN219970914U (en) | Mechanical light integrated module rail | |
| CN210715664U (en) | Caliper structure for reducing sliding resistance of automobile friction plate | |
| CN220971424U (en) | Guide rail with impurity removal function | |
| CN218696656U (en) | Saddle of vertical machining center | |
| CN215058587U (en) | Self-cleaning type linear table top type module | |
| CN219176777U (en) | Sliding rail assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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 invention: Positioning gripper with automatic cleaning function Effective date of registration: 20230912 Granted publication date: 20200529 Pledgee: Liangjiang branch of Chongqing Rural Commercial Bank Co.,Ltd. Pledgor: CHONGQING HONGGANG CNC MACHINE Co.,Ltd. Registration number: Y2023500000068 |