CN111438599A - Abrasive cloth row brush for wood working grinder - Google Patents
Abrasive cloth row brush for wood working grinder Download PDFInfo
- Publication number
- CN111438599A CN111438599A CN201910046079.4A CN201910046079A CN111438599A CN 111438599 A CN111438599 A CN 111438599A CN 201910046079 A CN201910046079 A CN 201910046079A CN 111438599 A CN111438599 A CN 111438599A
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- CN
- China
- Prior art keywords
- rod
- nailing
- brush
- abrasive cloth
- abrasive
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B19/24—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground of wood, e.g. furniture
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0072—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using adhesives for bonding abrasive particles or grinding elements to a support, e.g. by gluing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/009—Tools not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The invention discloses an abrasive cloth row brush for a wood processing sander, which belongs to the technical field of wood processing equipment, and has the technical problems that in the process of using an abrasive cloth and an abrasive plate, the condition that the abrasive cloth and the abrasive plate are separated from each other easily occurs, and the sanding effect on wood is influenced; the fixed rod is arranged at the top end of the scrubbing brush and is positioned between the scrubbing brush and the abrasive cloth; the axial side surface of the fixed rod is provided with a first nailing rod, and the first nailing rod penetrates through the abrasive cloth after being bent and stays in the scrubbing brush; the circumferential side surface of the fixed rod is fixedly connected with a second nailing rod, the second nailing rod penetrates through the scrubbing brush after being bent and then penetrates through the abrasive paper, and the end of the second nailing rod penetrating through the abrasive paper is bent and abutted against the abrasive paper; be provided with the clearance between first nail tight pole and the second nail tight pole, reach the effect that improves the joint strength between emery cloth and the scrubbing brush.
Description
Technical Field
The invention relates to the field of wood processing equipment, in particular to an abrasive cloth row brush for a wood processing sander.
Background
The solid wood furniture can be always loved by people, firstly, as the raw materials for manufacturing the solid wood furniture are mostly processed by raw wood, the solid wood furniture is natural and has no chemical pollution, is the best choice for modern healthy life, accords with the psychological needs of modern urban people for worming the nature, and has extremely good market value.
In the process of processing solid wood furniture, a sanding machine is generally used for sanding the wood board.
The prior Chinese patent with reference to publication No. CN104723199B discloses a veneer sander, which comprises a frame, wherein a winding mechanism and a sanding mechanism are arranged on the frame, the sanding mechanism wraps a sanding roller and a driving roller, the axis of the driving roller is parallel to the axis of the sanding roller, the driving roller drives a raw material, and the raw material roller sands through the lower part of the sanding roller; the sanding roller universal product comprises a cylindrical rolling shaft, a roller sleeve is sleeved on the rolling shaft and comprises a cylindrical roller, a plurality of strip-shaped abrasive cloth strip brushes are fixedly connected to the circumference of the roller, each abrasive cloth strip brush is parallel to the axis of the rolling shaft, each abrasive cloth strip comprises strip-shaped abrasive cloth, each abrasive cloth is fixedly connected with a brush plate, and the abrasive cloth is positioned on the side surface of the brush plate; when sanding, the abrasive cloth sands the work to carrying out of raw materials, and the wastes material that the sand light got off is swept away by the brush strip, and convenient to use, the crushed aggregates that the raw materials after the processing was accomplished are infected with is less, and the plate body shaping is comparatively pleasing to the eye.
The above prior art solutions have the following drawbacks: in the process of using the abrasive cloth and the abrasive plate, the condition that the abrasive cloth and the abrasive plate are separated from each other easily occurs, and the sanding effect on wood is influenced.
Disclosure of Invention
The invention aims to provide an abrasive cloth row brush for a wood processing sander, which achieves the effect of improving the connection strength between abrasive cloth and a scrubbing brush.
The technical purpose of the invention is realized by the following technical scheme:
an abrasive cloth row brush for a wood processing sander comprises abrasive cloth and a scrubbing brush, wherein the scrubbing brush is abutted to the abrasive cloth; the fixed rod is arranged at the top end of the scrubbing brush and is positioned between the scrubbing brush and the abrasive cloth; the axial side surface of the fixed rod is provided with a first nailing rod, and the first nailing rod penetrates through the abrasive cloth after being bent and stays in the scrubbing brush; the circumferential side surface of the fixed rod is fixedly connected with a second nailing rod, the second nailing rod penetrates through the scrubbing brush after being bent and then penetrates through the abrasive paper, and the end of the second nailing rod penetrating through the abrasive paper is bent and abutted against the abrasive paper; a gap is arranged between the first nailing rod and the second nailing rod.
Through adopting above-mentioned technical scheme, the setting of dead lever retrains the top of emery cloth and row brush, place the top of emery cloth and row brush and appear the skew, then, the relative position of tight pole of first nail with emery cloth and row brush locks again, the tight pole of second nail runs through row brush and runs through behind the emery cloth again, the butt is behind the emery cloth side, to preventing the condition emergence of separation from appearing between emery cloth and the row brush, the firm degree of being connected between emery cloth and the row brush has been improved, reach the effect that improves the joint strength between emery cloth and the scrubbing brush.
The invention is further provided with a plurality of first nailing rods and a plurality of second nailing rods, wherein the first nailing rods and the second nailing rods are arranged in a staggered manner.
Through adopting above-mentioned technical scheme, the tight board of a plurality of first nail and the tight board of second nail that set up can be with the even effect of the tight board complex effect of first nail and second nail on emery cloth and scrubbing brush to improved the restraint effect of the tight board of first nail and second nail, further reach the effect that improves the joint strength between emery cloth and the scrubbing brush.
The invention is further provided that the end of the fixed rod is provided with a glue injection hole, and the glue injection hole penetrates through the fixed rod; the glue injection hole is provided with a first branch hole in the direction towards the first nailing rod, and the first branch hole penetrates through the end head of the first nailing rod far away from the fixed rod; the position that the glue injection hole is close to the end of the second nailing rod is provided with a second sub-hole, and the second sub-hole and the end penetrating through the second sub-hole and far away from the second nailing rod and far away from the fixing rod.
Through adopting above-mentioned technical scheme, the glue that has adhesive effect that pours into through the injecting glue hole flows through first branch hole and second branch hole respectively, can improve the sufficiency of emery cloth and row's brush contact glue, increases the adhesive effect position of glue, improves the firm degree of bonding, and further reach the effect that improves the joint strength between emery cloth and the scrubbing brush.
The invention is further provided that the end of the first nailing rod far away from the fixing rod and the end of the second nailing rod far away from the fixing rod are both provided with a plurality of auxiliary holes, and the auxiliary holes are connected to the inside of the first nailing rod or the second nailing rod.
By adopting the technical scheme, the arranged auxiliary holes can provide a plurality of discharge positions for the glue flowing in the first nailing rod and the second nailing rod, so that the uniformity of the glue distribution between the abrasive cloth and the row brush is further improved, and the use effect of the glue is further improved; simultaneously, the use functions of the first nailing rod and the second nailing rod are increased, and the practicability of the first nailing rod and the second nailing rod is improved.
The invention is further arranged that the glue injection hole is injected with a bonding agent which is made of urea-formaldehyde resin; the adhesive flows through the first branch hole and the second branch hole and then flows out of the auxiliary hole to bond and fix the abrasive cloth and the scrubbing brush.
By adopting the technical scheme, as the adhesive has higher bonding strength, better water resistance, oil resistance and heat resistance, the use effect of the adhesive can be further improved, the connection stability and the use performance of the abrasive paper and the scrubbing brush are further improved, and the effect of improving the connection strength between the abrasive cloth and the scrubbing brush is further achieved.
The invention is further provided that the outside of the abrasive cloth, the fixed rod and the scrubbing brush is pasted with fixed paper made of kraft paper.
By adopting the technical scheme, after the fixing paper is contacted with the adhesive, the fixing paper is adhered to the side surfaces of the abrasive paper and the scrubbing brush, the connection form of the scrubbing brush, the fixing rod and the abrasive cloth is further reinforced, and the effect of improving the connection strength between the abrasive cloth and the scrubbing brush is further achieved; meanwhile, the fixed paper can also provide a protection effect for the solidified adhesive, and the service life of the adhesive is prolonged.
The invention is further arranged in such a way that a C-shaped fixing sleeve is sleeved on the outer side of the fixing paper, and after the fixing sleeve is sleeved on the outer side of the kraft paper, the side wall of the fixing sleeve, which is close to the abrasive paper, is bent towards the direction of the scrubbing brush; the side wall of the fixing sleeve close to the scrubbing brush is bent towards the direction of the abrasive paper.
By adopting the technical scheme, on one hand, the fixing sleeve can further clamp the fixing paper, the abrasive paper, the scrubbing brush and the fixing rod, and further fix the structure in the fixing sleeve, so that the effect of improving the connection strength between the abrasive cloth and the scrubbing brush is further achieved; on the other hand can also protect through the coupling part to whole emery cloth row brush, prevents that the protection row brush from receiving the degree of loss at the in-process that uses, has prolonged the life of emery cloth row brush.
A manufacturing method of an abrasive cloth row brush for a wood processing sander comprises the following steps: s1: firstly, the abrasive cloth is abutted with the row brush; s2: placing the fixed rod above the space between the abrasive cloth and the row brush, wherein the fixed rod, the abrasive cloth and the row brush are mutually abutted; s3: arranging a first nailing rod and a second nailing rod on the fixed brush; s4: adhering kraft paper to the fixing rod, the abrasive cloth and the row brush, wherein the fixing paper covers the part of the fixing rod, far away from the abrasive paper and the row brush, the top of the abrasive paper and the top of the row brush; s5: fastening the fixed paper, the scrubbing brush and the abrasive paper by using a sewing machine; s6: and (5) arranging the fixing sleeve.
According to the technical scheme, in the using process, the fixing rod is fixed firstly, then the first nailing rod and the second nailing rod are arranged, the abrasive cloth and the scrubbing brush can be quickly positioned, the subsequent glue injection work is facilitated, after the glue injection is finished, the fixing paper is installed, and when the glue is solidified, the fixing paper, the abrasive paper and the scrubbing brush are fixed together; then, fix the relation between fixed plate, abrasive paper and the scrubbing brush through sewing machine, the condition that the abrasive paper or row that prevent to appear brushed the off tracking takes place, fixes the connection structure of inside through fixed cover at last, arranges the brush to the emery board and further fixes, reaches the effect that improves the joint strength between emery cloth and the scrubbing brush.
In conclusion, the invention has the following beneficial effects:
1. the fixing rod, the first nailing rod and the second nailing rod are matched for use, so that the effect of improving the connection strength between the abrasive cloth and the scrubbing brush is achieved;
2. the fixed cover and the fixed paper are matched to further improve the connection strength between the abrasive cloth and the scrubbing brush.
Drawings
FIG. 1 is a schematic view of a cloth brush array for a wood working sander;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure with the fixing paper and fixing sleeve hidden;
fig. 4 is a schematic structural view showing the fixing lever alone.
In the figure, 1, abrasive cloth; 2. scrubbing and brushing; 3. fixing the rod; 31. a first tacking bar; 311. a first sub-orifice; 32. a second tacking bar; 321. a second sub-hole; 4. injecting glue holes; 5. fixing paper; 6. and (4) fixing sleeves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
An abrasive cloth 1 row brush for a sanding roller of a wood processing sander is shown in figure 1 and comprises a strip-shaped abrasive cloth 1 and a strip-shaped scrubbing brush 2, wherein the side surfaces of the abrasive cloth 1 and the row brush are mutually abutted.
As shown in fig. 2 and 3, a tubular fixing rod 3 is abutted above the abutting part of the abrasive cloth 1 and the row brush, a glue injection hole 4 is formed in the end of the fixing rod 3, and the glue injection hole 4 penetrates through the fixing rod 3; a plurality of first nailing rods 31 are arranged in the direction of the fixed rod 3 towards the abrasive cloth 1, one end of each first nailing rod 31 is fixedly connected with the fixed rod 3, the other end of each first nailing rod 31 penetrates through the abrasive cloth 1 firstly after being bent and then stays in the scrubbing brush 2, a first branch hole 311 is formed in each first nailing rod 31, one end of each first branch hole 311 is communicated with the glue injection hole 4, the other end of each first branch hole penetrates through the end of the first nailing rod 31 away from the fixed rod 3, a plurality of circular auxiliary holes are formed in the end of each first nailing rod 31 located in the scrubbing brush 2, and the auxiliary holes are communicated with the first branch holes 311; dead lever 3 is towards scrubbing brush 2's direction department fixedly connected with a plurality of second nailing pole 32, and every second nailing pole 32 all runs through abrasive paper after buckling earlier running through scrubbing brush 2, and the butt is buckled on abrasive paper in the end that second nailing pole 32 runs through abrasive paper, and first nailing pole 31 is the crisscross setting of dog tooth form each other with second nailing pole 32.
As shown in fig. 4, an adhesive is injected into the glue injection hole 4, and the adhesive is made of urea-formaldehyde resin; the adhesive flows through the first branch holes 311 and the second branch holes 321 and then flows out of the auxiliary holes to bond and fix the abrasive cloth 1 and the scrubbing brush 2, the outer sides of the abrasive cloth 1, the fixed rod 3 and the scrubbing brush 2 are adhered with the fixed paper 5 made of kraft paper, the top end of the fixed paper 5 is sleeved with a C-shaped fixed sleeve 6 made of aluminum alloy, and the side walls of the two sides of the fixed sleeve 6 are bent and shrunk inwards.
The implementation principle of the invention is as follows: when the fixing device is installed, the fixing rod 3 is fixed, then the first nailing rod 31 and the second nailing rod 32 are arranged, the abrasive cloth 1 and the scrubbing brush 2 can be quickly positioned, the subsequent glue injection work is facilitated, after the glue injection is finished, the fixing paper 5 is installed, and when the glue is solidified, the fixing paper 5, the abrasive paper and the scrubbing brush 2 are fixed together; finally, the internal connecting structure is fixed through a fixing sleeve 6.
When using, dead lever 3, first nailing pole 31, second nailing pole 32, gluing agent, fixed paper 5 and fixed cover 6 are fixed simultaneously to abrasive paper and scrubbing brush 2, prevent that abrasive paper and scrubbing brush 2 from separating. In conclusion, through the steps, the effect of improving the connection strength between the abrasive cloth 1 and the scrubbing brush 2 is achieved.
Example 2
A method for manufacturing an abrasive cloth 1 row brush for a sanding roller of a wood processing sander is used for manufacturing the abrasive cloth 1 row brush in the embodiment 1, and S1: firstly, the abrasive cloth 1 is abutted with the row brush; s2: placing the fixed rod 3 above the space between the abrasive cloth 1 and the row brush, wherein the fixed rod 3, the abrasive cloth 1 and the row brush are mutually abutted; s3: a first nailing rod 31 and a second nailing rod 32 on the fixed brush are arranged; s4: adhering fixing paper 5 made of kraft paper on the fixing rod 3, the abrasive cloth 1 and the row brush, wherein the fixing paper 5 covers the part of the fixing rod 3 away from the abrasive paper and the row brush, the top of the abrasive paper and the top of the row brush; s5: fastening the fixed paper 5, the scrubbing brush 2 and the sandpaper by using a sewing machine; s6: the fixing sleeve 6 is placed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a wood working is emery cloth row brush for grinder, includes emery cloth (1) and scrubbing brush (2), its characterized in that: the scrubbing brush (2) is abutted against the abrasive cloth (1); the top end of the scrubbing brush (2) is provided with a fixed rod (3), and the fixed rod (3) is positioned between the scrubbing brush (2) and the abrasive cloth (1); a first nailing rod (31) is arranged on the axial side face of the fixed rod (3), and the first nailing rod (31) penetrates through the abrasive cloth (1) after being bent and stays in the scrubbing brush (2); a second nailing rod (32) is fixedly connected to the circumferential side face of the fixed rod (3), the second nailing rod (32) penetrates through the scrubbing brush (2) after being bent and then penetrates through the abrasive paper, and the end of the second nailing rod (32) penetrating through the abrasive paper is bent and abutted against the abrasive paper; a gap is arranged between the first nailing rod (31) and the second nailing rod (32).
2. The abrasive cloth row brush for a wood-working sander according to claim 1, wherein: first nailing pole (31) and second nailing pole (32) all are provided with a plurality of, and first nailing pole (31) and second nailing pole (32) are crisscross to be set up.
3. The abrasive cloth row brush for a wood-working sander according to claim 1, wherein: a glue injection hole (4) is formed in the end of the fixing rod (3), and the glue injection hole (4) penetrates through the fixing rod (3); the glue injection hole (4) is provided with a first branch hole (311) towards the direction of the first nailing rod (31), and the first branch hole (311) penetrates through the end head of the first nailing rod (31) far away from the fixing rod (3); the position of the glue injection hole (4) close to the end head of the second nailing rod (32) is provided with a second sub-hole (321), and the second sub-hole (321) and the end head penetrating through the second sub-hole (321) and far away from the second nailing rod (32) and far away from the fixing rod (3).
4. The abrasive cloth row brush for a wood-working sander according to claim 3, wherein: the end of the first nailing rod (31) far away from the fixing rod (3) and the end of the second nailing rod (32) far away from the fixing rod (3) are provided with a plurality of auxiliary holes, and the auxiliary holes are connected to the inside of the first nailing rod (31) or the second nailing rod (32).
5. The abrasive cloth row brush for the wood-working sander according to claim 4, wherein: the adhesive is injected into the adhesive injection hole (4), and is made of urea-formaldehyde resin; the adhesive flows out from the auxiliary holes after flowing through the first branch hole (311) and the second branch hole (321) to bond and fix the abrasive cloth (1) and the scrubbing brush (2).
6. The abrasive cloth row brush for a wood-working sander according to claim 5, wherein: the outer sides of the abrasive cloth (1), the fixing rod (3) and the scrubbing brush (2) are adhered with fixing paper (5) made of kraft paper.
7. The abrasive cloth row brush for the wood-working sander according to claim 6, wherein: the C-shaped fixing sleeve (6) is sleeved on the outer side of the fixing paper (5), and after the fixing sleeve (6) is sleeved on the outer side of the kraft paper, the side wall, close to the abrasive paper, of the fixing sleeve (6) is bent towards the direction of the scrubbing brush (2); the side wall of the fixing sleeve (6) close to the scrubbing brush (2) is bent towards the direction of the abrasive paper.
8. A manufacturing method of a sanding cloth row brush for a wood processing sander is characterized by comprising the following steps: manufacturing the abrasive cloth (1) row brush as defined in any one of claims 1-7: s1: firstly, the abrasive cloth (1) is abutted with the row brush; s2: placing the fixed rod (3) above the space between the abrasive cloth (1) and the row brush, wherein the fixed rod (3), the abrasive cloth (1) and the row brush are mutually abutted; s3: arranging a first nailing rod (31) and a second nailing rod (32) on the fixed brush; s4: adhering fixing paper (5) made of kraft paper on the fixing rod (3), the abrasive cloth (1) and the row brush, wherein the fixing paper (5) covers the part of the fixing rod (3) far away from the abrasive cloth and the row brush, the top of the abrasive cloth and the top of the row brush; s5: fastening the fixed paper (5), the scrubbing brush (2) and the sand paper by using a sewing machine; s6: the fixing sleeve (6) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046079.4A CN111438599B (en) | 2019-01-17 | 2019-01-17 | Abrasive cloth row brush for wood working grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046079.4A CN111438599B (en) | 2019-01-17 | 2019-01-17 | Abrasive cloth row brush for wood working grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111438599A true CN111438599A (en) | 2020-07-24 |
| CN111438599B CN111438599B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046079.4A Active CN111438599B (en) | 2019-01-17 | 2019-01-17 | Abrasive cloth row brush for wood working grinder |
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| Country | Link |
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| CN (1) | CN111438599B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605902A (en) * | 2020-11-30 | 2021-04-06 | 长沙中海瑞超硬材料技术有限公司 | Superhard material product easy to assemble and trim and preparation method thereof |
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| US3846942A (en) * | 1972-03-08 | 1974-11-12 | Belanger Inc | Rotary finishing wheels |
| CN2234336Y (en) * | 1995-10-30 | 1996-09-04 | 太良研磨有限公司 | Abrasive cloth wheel |
| CN1709645A (en) * | 2004-06-17 | 2005-12-21 | 贾森公司 | Flap wheel and method |
| CN206393473U (en) * | 2017-01-22 | 2017-08-11 | 青岛威特动力木业机械有限公司 | Sand cuts grinding element |
| CN206484434U (en) * | 2017-01-22 | 2017-09-12 | 青岛威特动力木业机械有限公司 | Emery disc |
-
2019
- 2019-01-17 CN CN201910046079.4A patent/CN111438599B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846942A (en) * | 1972-03-08 | 1974-11-12 | Belanger Inc | Rotary finishing wheels |
| CN2234336Y (en) * | 1995-10-30 | 1996-09-04 | 太良研磨有限公司 | Abrasive cloth wheel |
| CN1709645A (en) * | 2004-06-17 | 2005-12-21 | 贾森公司 | Flap wheel and method |
| CN206393473U (en) * | 2017-01-22 | 2017-08-11 | 青岛威特动力木业机械有限公司 | Sand cuts grinding element |
| CN206484434U (en) * | 2017-01-22 | 2017-09-12 | 青岛威特动力木业机械有限公司 | Emery disc |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605902A (en) * | 2020-11-30 | 2021-04-06 | 长沙中海瑞超硬材料技术有限公司 | Superhard material product easy to assemble and trim and preparation method thereof |
| CN112605902B (en) * | 2020-11-30 | 2022-07-29 | 长沙中海瑞超硬材料技术有限公司 | Superhard material product easy to assemble and trim and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN111438599B (en) | 2021-10-22 |
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Effective date of registration: 20220310 Address after: 301700 No.8, east side of Beijing Tianjin highway, damengzhuang Town, Wuqing District, Tianjin Patentee after: Tianjin Hongsheng Ruian Abrasives Co.,Ltd. Address before: 301700 damengzhuang village, damengzhuang Town, Wuqing District, Tianjin Patentee before: TIANJIN JINGZHITE GRINDING CO.,LTD. |