CN110843002A - Cutting device for mattress forming - Google Patents
Cutting device for mattress forming Download PDFInfo
- Publication number
- CN110843002A CN110843002A CN201911153833.0A CN201911153833A CN110843002A CN 110843002 A CN110843002 A CN 110843002A CN 201911153833 A CN201911153833 A CN 201911153833A CN 110843002 A CN110843002 A CN 110843002A
- Authority
- CN
- China
- Prior art keywords
- cutting
- oil cylinder
- mattress
- telescopic oil
- cutting knife
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/18—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Cutting Devices (AREA)
Abstract
The invention discloses a cutting device for mattress forming, which comprises a base and a cutting assembly, wherein a stand column is fixedly installed on one side of the base, the cutting assembly comprises a first telescopic oil cylinder, a second telescopic oil cylinder, a cutting knife installation frame and a cutting knife, a cross beam is vertically installed at the end part of the stand column, an oil cylinder fixing seat is installed at the lower end of the cross beam, the upper end parts of the first telescopic oil cylinder and the second telescopic oil cylinder are respectively fixed on the oil cylinder fixing seat, the lower end parts of the first telescopic oil cylinder and the second telescopic oil cylinder are respectively fixedly connected with the two ends of the cutting knife installation frame, the cutting knife is fixedly installed in the middle of the cutting knife installation frame, a cutting motor in transmission connection with the cutting knife is arranged on one side of the cutting knife installation frame, and a mattress placing platform is further installed on.
Description
Technical Field
The invention relates to the technical field of mattress cutting, in particular to a cutting device for mattress forming.
Background
Along with the improvement of people's standard of living now, more and more people use the mattress, and the mattress helps alleviating fatigue, improves the sleep quality, has higher comfort level, and present mattress is various, has palm mattress, latex mattress, sponge mattress etc.. The existing mattress needs a plurality of working procedures for processing and manufacturing, and needs to be cut according to the specification of the bed, the existing cutting device can only carry out single cutting, cannot realize multi-section cutting, and has low cutting efficiency, so that the improvement is necessary.
Disclosure of Invention
The present invention is directed to a cutting device for forming a mattress, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a cutting device for mattress forming comprises a base and a cutting component, wherein an upright post is fixedly arranged on one side of the base, the cutting assembly comprises a first telescopic oil cylinder, a second telescopic oil cylinder, a cutting knife mounting frame and a cutting knife, the end part of the upright post is vertically provided with a cross beam, the lower end of the cross beam is provided with an oil cylinder fixing seat, the upper end parts of the first telescopic oil cylinder and the second telescopic oil cylinder are respectively fixed on the oil cylinder fixing seat, the lower end parts of the first telescopic oil cylinder and the second telescopic oil cylinder are respectively fixedly connected with two ends of a cutting knife mounting rack, a cutting knife is fixedly mounted in the middle of the cutting knife mounting rack, and one side of the cutting knife mounting rack is provided with a cutting motor which is in transmission connection with the cutting knife, the upper end surface of the base is provided with a transverse slide rail, the mattress placing platform is connected with the transverse sliding rails in a sliding mode, and sliding blocks connected with the transverse sliding rails in a sliding mode are arranged at the bottom of the mattress placing platform.
Preferably, base one side fixed mounting has the locating piece, first splint and second splint are installed respectively to mattress place the platform both ends, install multiunit direction buffering subassembly between second splint and the locating piece, install the flexible hydro-cylinder of third between first splint one side and the stand, the mattress is treated to cut in the centre gripping between first splint and the second splint.
Preferably, the guide buffer assembly comprises a guide post and a compression spring, the compression spring is sleeved outside the guide post, and the compression spring is a high-strength coil spring.
Preferably, the cutting knife comprises a knife disc, a cutting edge is arranged at the edge of the knife disc, a chip removal groove is formed in the outer wall of the knife disc, the depth of the chip removal groove is 2mm-3mm, and the width of the chip removal groove is 4mm-5 mm; the outer wall of the cutting knife is plated with a wear-resistant material layer; the wear-resistant material layer is a carborundum wear-resistant layer.
Preferably, the first telescopic oil cylinder, the second telescopic oil cylinder and the third telescopic oil cylinder are completely consistent in structure and comprise an oil cylinder seat and a piston rod, one end of the piston rod extends into the oil cylinder seat, an oil filling hole is formed in the outer wall of the oil cylinder seat, and a sealing cover is arranged at the joint of the oil cylinder seat and the piston rod.
Preferably, the using method comprises the following steps:
A. placing the mattress to be cut on the mattress placing platform, controlling a third telescopic oil cylinder, pushing the first clamping plate by the third telescopic oil cylinder, and clamping the mattress between the first clamping plate and the second clamping plate;
B. then controlling a first telescopic oil cylinder and a second telescopic oil cylinder, wherein the first telescopic oil cylinder and the second telescopic oil cylinder push a cutting knife mounting frame to move downwards, and simultaneously starting a cutting motor, the cutting motor drives a cutting knife to rotate, and the cutting knife cuts the mattress in the downward movement process;
C. after cutting, the cutting knife mounting frame moves upwards, then the third telescopic oil cylinder is controlled to push the mattress placing platform to move, the cutting knife mounting frame is controlled to move downwards again, and then cutting is carried out;
D. and D, repeating the steps B-C to realize multi-section cutting of the mattress.
Compared with the prior art, the invention has the beneficial effects that:
(1) the cutting machine is novel in structural design, the mattress placing platform is pushed to move through the telescopic oil cylinder, multi-section cutting of a formed mattress can be achieved, cutting efficiency is high, and working efficiency is effectively improved.
(2) The guide buffer assembly adopted by the invention can play a role in guiding and buffering, can ensure that the mattress moves horizontally, and further improves the cutting precision.
(3) The cutting knife adopted by the invention has good stability and wear resistance, and can remove chips in the cutting process, so that the chips are prevented from influencing the cutting quality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the cutting burr of the present invention;
FIG. 3 is a schematic view of the telescopic cylinder according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a cutting device for mattress forming comprises a base 1 and a cutting assembly, wherein a stand column 2 is fixedly installed on one side of the base 1, the cutting assembly comprises a first telescopic oil cylinder 3, a second telescopic oil cylinder 4, a cutting knife installation frame 5 and a cutting knife 6, a cross beam 7 is vertically installed at the end part of the stand column 2, an oil cylinder fixing seat 8 is installed at the lower end of the cross beam 7, the upper ends of the first telescopic oil cylinder 3 and the second telescopic oil cylinder 4 are respectively fixed on an oil cylinder fixing seat 9, the lower ends of the first telescopic oil cylinder 3 and the second telescopic oil cylinder 4 are respectively fixedly connected with the two ends of the cutting knife installation frame 5, the cutting knife 6 is fixedly installed in the middle of the cutting knife installation frame 5, a cutting motor 10 in transmission connection with the cutting knife 6 is arranged on one side of the cutting knife installation frame 5, a transverse sliding rail 11 is arranged on the upper end surface, the bottom of the mattress placing platform 12 is provided with a sliding block 13 which is connected with the transverse sliding rail 11 in a sliding way; base 1 one side fixed mounting has locating piece 14, first splint 15 and second splint 16 are installed respectively at mattress place platform 12 both ends, install multiunit direction buffer assembly between second splint 16 and the locating piece 14, install the flexible hydro-cylinder 17 of third between first splint 15 one side and the stand 2, the mattress 18 is treated to cut in the centre gripping between first splint 15 and the second splint 16.
In the invention, the guide buffer assembly comprises a guide post 19 and a compression spring 20, wherein the compression spring 20 is sleeved outside the guide post 19, and the compression spring 20 is a high-strength coil spring. The guide buffer assembly adopted by the invention can play a role in guiding and buffering, can ensure that the mattress moves horizontally, and further improves the cutting precision.
In the invention, the cutting knife 6 comprises a knife disc 21, the edge of the knife disc 21 is provided with a cutting edge 22, the outer wall of the knife disc 21 is provided with a chip groove 23, the depth of the chip groove 23 is 2mm-3mm, and the width is 4mm-5 mm; the outer wall of the cutting knife 6 is plated with a wear-resistant material layer 24; the wear-resistant material layer 24 is a carborundum wear-resistant layer. The cutting knife adopted by the invention has good stability and wear resistance, and can remove chips in the cutting process, so that the chips are prevented from influencing the cutting quality.
In addition, in the invention, the first telescopic cylinder 3, the second telescopic cylinder 4 and the third telescopic cylinder 17 have completely the same structure, and comprise a cylinder base 25 and a piston rod 26, wherein one end of the piston rod 26 extends into the cylinder base 25, an oil filling hole 27 is formed in the outer wall of the cylinder base 25, and a sealing cover 28 is arranged at the joint of the cylinder base 25 and the piston rod 26. The telescopic oil cylinder is good in sealing performance, high in telescopic speed and long in distance, and cutting efficiency is further improved.
The working principle is as follows: the using method of the invention comprises the following steps:
A. placing the mattress to be cut on the mattress placing platform, controlling a third telescopic oil cylinder, pushing the first clamping plate by the third telescopic oil cylinder, and clamping the mattress between the first clamping plate and the second clamping plate;
B. then controlling a first telescopic oil cylinder and a second telescopic oil cylinder, wherein the first telescopic oil cylinder and the second telescopic oil cylinder push a cutting knife mounting frame to move downwards, and simultaneously starting a cutting motor, the cutting motor drives a cutting knife to rotate, and the cutting knife cuts the mattress in the downward movement process;
C. after cutting, the cutting knife mounting frame moves upwards, then the third telescopic oil cylinder is controlled to push the mattress placing platform to move, the cutting knife mounting frame is controlled to move downwards again, and then cutting is carried out;
D. and D, repeating the steps B-C to realize multi-section cutting of the mattress.
In conclusion, the mattress placing platform is novel in structural design, the mattress placing platform is pushed to move through the telescopic oil cylinder, multi-section cutting of the formed mattress can be achieved, cutting efficiency is high, and working efficiency is effectively improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cutting device is used in mattress shaping, includes base (1), cutting assembly, its characterized in that: the cutting assembly comprises a first telescopic oil cylinder (3), a second telescopic oil cylinder (4), a cutting knife mounting frame (5) and a cutting knife (6), a cross beam (7) is perpendicularly mounted at the end part of the base (1), an oil cylinder fixing seat (8) is mounted at the lower end of the cross beam (7), the upper ends of the first telescopic oil cylinder (3) and the second telescopic oil cylinder (4) are respectively fixed on the oil cylinder fixing seat (8), the lower ends of the first telescopic oil cylinder (3) and the second telescopic oil cylinder (4) are respectively fixedly connected with the two ends of the cutting knife mounting frame (5), the cutting knife (6) is fixedly mounted in the middle of the cutting knife mounting frame (5), a cutting motor (10) in transmission connection with the cutting knife (6) is arranged on one side of the cutting knife mounting frame (5), and a transverse sliding rail (11) is arranged on the upper end face of the base (1, the mattress placing platform is characterized in that the transverse sliding rails (11) are connected with the mattress placing platform (12) in a sliding mode, and sliding blocks (13) which are connected with the transverse sliding rails (11) in a sliding mode are arranged at the bottom of the mattress placing platform (12).
2. The cutting device for forming a mattress according to claim 1, wherein: base (1) one side fixed mounting has locating piece (14), first splint (15) and second splint (16) are installed respectively to mattress place the platform (12) both ends, install multiunit direction buffering subassembly between second splint (16) and locating piece (14), install third flexible hydro-cylinder (17) between first splint (15) one side and stand (2), the centre gripping waits to cut mattress (18) between first splint (15) and second splint (16).
3. The cutting device for forming a mattress according to claim 2, wherein: the guide buffer assembly comprises a guide post (19) and a compression spring (20), the compression spring (20) is sleeved outside the guide post (19), and the compression spring (20) adopts a high-strength spiral spring.
4. The cutting device for forming a mattress according to claim 1, wherein: the cutting knife (6) comprises a knife disc (21), a cutting edge (22) is arranged at the edge of the knife disc (21), a chip groove (23) is formed in the outer wall of the knife disc (21), the depth of the chip groove (23) is 2mm-3mm, and the width of the chip groove (23) is 4mm-5 mm; the outer wall of the cutting knife (6) is plated with a wear-resistant material layer (24); the wear-resistant material layer (24) is a carborundum wear-resistant layer.
5. The cutting device for forming a mattress according to claim 1, wherein: first flexible hydro-cylinder (3), second flexible hydro-cylinder (4), third flexible hydro-cylinder (17) structure are identical completely, including hydro-cylinder seat (25), piston rod (26), inside piston rod (26) one end stretched into hydro-cylinder seat (25), it has oil filler point (27) to open on hydro-cylinder seat (25) outer wall, hydro-cylinder seat (25) and piston rod (26) junction are equipped with sealed lid (28).
6. The use method of the cutting device for forming the mattress according to claim 1 is characterized in that: the using method comprises the following steps:
A. placing the mattress to be cut on the mattress placing platform, controlling a third telescopic oil cylinder, pushing the first clamping plate by the third telescopic oil cylinder, and clamping the mattress between the first clamping plate and the second clamping plate;
B. then controlling a first telescopic oil cylinder and a second telescopic oil cylinder, wherein the first telescopic oil cylinder and the second telescopic oil cylinder push a cutting knife mounting frame to move downwards, and simultaneously starting a cutting motor, the cutting motor drives a cutting knife to rotate, and the cutting knife cuts the mattress in the downward movement process;
C. after cutting, the cutting knife mounting frame moves upwards, then the third telescopic oil cylinder is controlled to push the mattress placing platform to move, the cutting knife mounting frame is controlled to move downwards again, and then cutting is carried out;
D. and D, repeating the steps B-C to realize multi-section cutting of the mattress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911153833.0A CN110843002A (en) | 2019-11-22 | 2019-11-22 | Cutting device for mattress forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911153833.0A CN110843002A (en) | 2019-11-22 | 2019-11-22 | Cutting device for mattress forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110843002A true CN110843002A (en) | 2020-02-28 |
Family
ID=69603715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911153833.0A Pending CN110843002A (en) | 2019-11-22 | 2019-11-22 | Cutting device for mattress forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110843002A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958706A (en) * | 2020-08-21 | 2020-11-20 | 常宁市腾鑫家具研发有限公司 | Timber multi-disc segmentation equipment |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3218585A1 (en) * | 1982-05-17 | 1983-11-17 | Atlas Handelskontor GmbH, 7421 Mehrstetten | Apparatus for manually controlled cutting out |
| DE69506774D1 (en) * | 1994-05-10 | 1999-02-04 | Mega Service Srl | Machine for the automatic removal of pieces of waste from punched and stacked cardboard sheets |
| CN106272626A (en) * | 2016-10-26 | 2017-01-04 | 佛山市翠微自动化科技有限公司 | A kind of dust-collecting type environmental protection plate shut-off mechanism |
| CN206316286U (en) * | 2016-11-14 | 2017-07-11 | 南通虎神金属制品有限公司 | A kind of steel wire winding cutter device |
| CN207103985U (en) * | 2017-08-14 | 2018-03-16 | 田广 | A kind of saw blade for being used to cut metal tube |
| CN108080700A (en) * | 2017-12-14 | 2018-05-29 | 潍坊江钢机械有限公司 | Pipe cutting machine cutting blade |
| CN207522682U (en) * | 2017-12-10 | 2018-06-22 | 珠海市希斯达包装材料有限公司 | A kind of hollow board material automatic cutting device |
| CN207942054U (en) * | 2018-02-05 | 2018-10-09 | 石家庄市正洋锯业有限公司 | A kind of diamond saw blade |
| CN208132112U (en) * | 2018-05-05 | 2018-11-23 | 惠州市普极精密刀具有限公司 | A kind of saw blade of the milling cutter tool convenient for chip removal |
| CN208230946U (en) * | 2018-01-10 | 2018-12-14 | 江苏元鼎建设工程有限公司 | A kind of structural lumber cutter device |
| CN208451716U (en) * | 2018-07-16 | 2019-02-01 | 湖北荣宝电子科技有限公司 | A kind of circuit board processing sawing sheet sanction panel assembly |
| CN109333601A (en) * | 2018-09-20 | 2019-02-15 | 邓振彬 | A kind of mattress processing excision forming device |
| CN209380903U (en) * | 2018-10-11 | 2019-09-13 | 江西竺尚竹业有限公司 | A kind of cutter device of bamboo and wood products |
-
2019
- 2019-11-22 CN CN201911153833.0A patent/CN110843002A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3218585A1 (en) * | 1982-05-17 | 1983-11-17 | Atlas Handelskontor GmbH, 7421 Mehrstetten | Apparatus for manually controlled cutting out |
| DE69506774D1 (en) * | 1994-05-10 | 1999-02-04 | Mega Service Srl | Machine for the automatic removal of pieces of waste from punched and stacked cardboard sheets |
| CN106272626A (en) * | 2016-10-26 | 2017-01-04 | 佛山市翠微自动化科技有限公司 | A kind of dust-collecting type environmental protection plate shut-off mechanism |
| CN206316286U (en) * | 2016-11-14 | 2017-07-11 | 南通虎神金属制品有限公司 | A kind of steel wire winding cutter device |
| CN207103985U (en) * | 2017-08-14 | 2018-03-16 | 田广 | A kind of saw blade for being used to cut metal tube |
| CN207522682U (en) * | 2017-12-10 | 2018-06-22 | 珠海市希斯达包装材料有限公司 | A kind of hollow board material automatic cutting device |
| CN108080700A (en) * | 2017-12-14 | 2018-05-29 | 潍坊江钢机械有限公司 | Pipe cutting machine cutting blade |
| CN208230946U (en) * | 2018-01-10 | 2018-12-14 | 江苏元鼎建设工程有限公司 | A kind of structural lumber cutter device |
| CN207942054U (en) * | 2018-02-05 | 2018-10-09 | 石家庄市正洋锯业有限公司 | A kind of diamond saw blade |
| CN208132112U (en) * | 2018-05-05 | 2018-11-23 | 惠州市普极精密刀具有限公司 | A kind of saw blade of the milling cutter tool convenient for chip removal |
| CN208451716U (en) * | 2018-07-16 | 2019-02-01 | 湖北荣宝电子科技有限公司 | A kind of circuit board processing sawing sheet sanction panel assembly |
| CN109333601A (en) * | 2018-09-20 | 2019-02-15 | 邓振彬 | A kind of mattress processing excision forming device |
| CN209380903U (en) * | 2018-10-11 | 2019-09-13 | 江西竺尚竹业有限公司 | A kind of cutter device of bamboo and wood products |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958706A (en) * | 2020-08-21 | 2020-11-20 | 常宁市腾鑫家具研发有限公司 | Timber multi-disc segmentation equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110843002A (en) | Cutting device for mattress forming | |
| CN110154161A (en) | A kind of plate cutting device of swivel chair processing | |
| CN210115678U (en) | Cutting device of thick steel plate | |
| CN208409130U (en) | A kind of big stroke drilling and tapping machine of four Track desighs | |
| CN211760005U (en) | Fixing device is used in processing of roof line groove lid | |
| CN215509256U (en) | Cutting device is used in box processing | |
| CN201189683Y (en) | Cutting-sawing device with two U shaped ends | |
| CN210550287U (en) | Metal surface polishing device | |
| CN213680393U (en) | Cutting device is used in production and processing of cell-phone glass apron | |
| CN209668128U (en) | The needle point of widening mechanism protects structure | |
| CN101376181B (en) | Installation structure of lock core slot-producing machine broaching tool | |
| CN210818445U (en) | Machine tool workbench with mobile adjusting function | |
| CN201316908Y (en) | Sectional material cutting machine | |
| CN209794623U (en) | Vertical hydraulic punching machine tool | |
| CN112453984A (en) | Metal panel machining device | |
| CN209036264U (en) | Burnishing device is used in a kind of machining | |
| CN112008128A (en) | Cutting equipment for aluminum veneer and cutting process thereof | |
| CN216999013U (en) | Cutting device is used in production of electron packing leather base cloth | |
| CN212733901U (en) | Automatic change system jar with muscle machine that expands | |
| CN217648483U (en) | Shaping and cutting device for sponge production | |
| CN204954373U (en) | Novel gantry machine tool | |
| CN210435404U (en) | Vertical drilling machine capable of improving machining precision | |
| CN216656614U (en) | Gear hobbing machine with distance adjusting structure | |
| CN212445392U (en) | Helical bellows cutting mechanism | |
| CN212705949U (en) | Grinding device for hardware machining |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200228 |
|
| RJ01 | Rejection of invention patent application after publication |