CN108580959B - Device for drilling a hole in a rod - Google Patents
Device for drilling a hole in a rod Download PDFInfo
- Publication number
- CN108580959B CN108580959B CN201810230641.4A CN201810230641A CN108580959B CN 108580959 B CN108580959 B CN 108580959B CN 201810230641 A CN201810230641 A CN 201810230641A CN 108580959 B CN108580959 B CN 108580959B
- Authority
- CN
- China
- Prior art keywords
- rod
- drilling
- guide
- rod body
- hole
- 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
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
- B25H1/0078—Guiding devices for hand tools
Abstract
The invention relates to a device for drilling on a rod body, when the device for drilling on the rod body is used for drilling on a rod body structure such as a lamp post and the like, a holding structure holds the rod body tightly, a linear driving mechanism can drive a connecting frame and a drilling machine to move forwards together, and a drill bit at the front end of the drilling machine approaches the rod body and drills on the rod body; the drilling machine is driven by the linear driving mechanism to move, so that the drilling machine cannot deviate when drilling on the rod body. Therefore, the device for drilling the rod body is labor-saving in operation and convenient to use, provides the precision for drilling the rod body, and greatly improves the production efficiency.
Description
Technical Field
The invention relates to a device for drilling a hole in a rod body.
Background
In recent years, with the continuous development of urban construction, products such as intelligent road lighting lamps are more widely applied, and the existing road lighting products are more and more frequently transformed. The transformation of the existing products inevitably involves the processing problem of the existing lamp post products. The field tooling used in the market is essentially limited to pistol drill products. However, the direct use of the pistol drill product brings no help for workers, and causes processing difficulty; the defects of large processing deviation and the like are caused due to the fact that accurate positioning cannot be achieved.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a device for drilling a hole in a rod body, which is simple in structure and easy to use.
In order to achieve the aim, the invention provides a device for drilling a rod body, which is characterized by comprising a support frame, a connecting frame and a drilling machine, wherein the connecting frame is connected to the support frame in a sliding manner, the support frame is provided with a linear driving mechanism, and the linear driving mechanism drives the connecting frame to move back and forth; the drilling machine is fixed on the link, and the drive shaft of drilling machine extends forward, and the front end of drive shaft is connected with the drill bit, and the front end of support frame is equipped with the structure of hugging closely that is used for hugging closely the body of rod.
Preferably, the linear driving mechanism comprises a guide rod and a rack which are arranged on the support frame in parallel, and a transmission gear which is rotatably connected to the connecting frame; the guide rod and the rack extend along the front-back direction; the connecting frame is connected with the guide rod in a sliding mode, the transmission gear is meshed with the rack, and the transmission gear is coaxially connected with the driving hand wheel.
Preferably, the linear driving mechanism comprises two guide rods arranged on the support frame in parallel, a lever hinged at the rear end of the support frame and a connecting rod hinged on the connecting frame; the two guide rods extend along the front-back direction; the connecting frame is connected with the guide rod in a sliding mode, the front end of the connecting rod is hinged to the connecting frame, and the rear end of the connecting rod is hinged to the lever.
Preferably, the connecting frame is further fixed with two guide cylinders which extend vertically and are parallel to each other, a sliding rod is connected in each guide cylinder in a sliding manner, a jacking screw rod for jacking the sliding rod is arranged on the side wall of each guide cylinder, a connecting hoop is arranged at the lower end of each sliding rod, and the connecting hoop is fixedly connected with the drilling machine.
More preferably, still be equipped with the first direction slide that is on a parallel with the guide bar on the support frame, the tight screw rod in top sets up between the upper and lower both sides wall of first direction slide.
Preferably, the drill is a pistol drill.
Preferably, the clasping structure comprises a first half hoop and a second half hoop, the first half hoop is fixed at the front end of the support frame, a fastening screw rod extending forwards is fixed at the front end of the first half hoop, a connecting hole is formed in the second half hoop, the fastening screw rod penetrates through the connecting hole, and a fastening nut is arranged at the front end of the fastening screw rod.
More preferably, the cross-section of the rod body is circular, and the first half hoop and the second half hoop are provided with arc-shaped clasping surfaces.
More preferably, the cross section of the rod body is rectangular, and the first half hoop and the second half hoop are two clamping plates which are oppositely arranged.
Preferably, the support frame is further provided with a second guide slideway, the connecting frame is provided with a guide post, the guide post is positioned beside the transmission gear, and the guide post is arranged between the upper side wall and the lower side wall of the second guide slideway.
As described above, the device for drilling a hole in a rod according to the present invention has the following advantages: when the device for drilling on the rod body is used for drilling on the rod body structure such as a lamp post and the like, the holding structure holds the rod body tightly, the linear driving mechanism can drive the connecting frame and the drilling machine to move forwards together, and a drill bit at the front end of the drilling machine approaches the rod body and drills on the rod body; the drilling machine is driven by the linear driving mechanism to move, so that the drilling machine cannot deviate when drilling on the rod body. Therefore, the device for drilling the rod body is labor-saving in operation and convenient to use, provides the precision for drilling the rod body, and greatly improves the production efficiency.
Drawings
Fig. 1 is a schematic view showing the overall structure of a drilling apparatus according to a first embodiment;
FIG. 2 is a schematic view of a first embodiment of a drilling apparatus connected to a rod;
fig. 3 is a schematic view showing the overall structure of the drilling apparatus of the first embodiment, as viewed from the other side;
FIG. 4 is a schematic view of the structure of the drilling apparatus of the first embodiment connected to the rod body, viewed from the other side;
FIG. 5 is a schematic view showing the connection between the rod body and the clasping structure with the rectangular cross-section, and the fastening nut disassembled;
FIG. 6 is a schematic view of a second embodiment of a drilling apparatus connected to a rod;
fig. 7 is a schematic view showing a structure in which the drilling apparatus of the second embodiment is coupled to a rod body, as viewed from the other side.
Description of the element reference numerals
1 supporting frame 13 jacking screw rod
2 connecting bracket 14 connecting hoop
3 drilling machine 15 first guide slideway
4a rod body 16 second guide slideway
6 connecting hole of guide rod 20
7 rack 21 fastening nut
8 transmission gear 22 holding surface
9 drive hand wheel 23 guide post
10 drill bit 24 casing
11 guide cylinder 25 lever
12 slide rod 26 connecting rod
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
As shown in fig. 1 to 7, the device for drilling a hole in a rod body provided by the invention comprises a support frame 1, a connecting frame 2 and a drilling machine 3, wherein the connecting frame 2 is slidably connected to the support frame 1, the support frame 1 is provided with a linear driving mechanism, and the linear driving mechanism drives the connecting frame 2 to move back and forth; the drilling machine 3 is fixed on the connecting frame 2, a driving shaft of the drilling machine 3 extends forwards, the front end of the driving shaft is connected with a drill bit 10, and the front end of the supporting frame 1 is provided with a holding structure 5a/5b for holding the rod body 4a/4b tightly. When the device for drilling on the rod body is used for drilling on the rod body structure such as a lamp post and the like, the holding structure holds the rod body tightly, the linear driving mechanism can drive the connecting frame and the drilling machine to move forwards together, and a drill bit at the front end of the drilling machine approaches the rod body and drills on the rod body; the drilling machine is driven by the linear driving mechanism to move, so that the drilling machine cannot deviate when drilling on the rod body. Therefore, the device for drilling the rod body is labor-saving in operation and convenient to use, provides the precision for drilling the rod body, and greatly improves the production efficiency.
Referring to fig. 1 to 4, which are schematic structural views illustrating a first embodiment of an apparatus for drilling a hole in a rod according to the present invention, the apparatus for drilling a hole in a rod shown in fig. 1 to 4 employs a rack and pinion mechanism as a linear driving mechanism, the linear driving mechanism includes a guide bar 6 and a rack 7 which are arranged in parallel on a support frame 1, and a transmission gear 8 which is rotatably connected to a connecting frame 2; the guide bar 6 and the rack 7 extend in the front-rear direction; the connecting frame 2 is connected with the guide rod 6 in a sliding mode, the transmission gear 8 is meshed with the rack 7, and the transmission gear 8 is coaxially connected with the driving hand wheel 9. When drilling, the holding structure 5a/5b holds the rod body 4a/4b tightly, the driving hand wheel 9 is shaken to enable the transmission gear 8 and the rack 7 to be meshed for transmission, under the reaction force of the rack 7, the transmission gear 8 and the connecting frame 2 move forwards together, and the drill bit 10 at the front end of the drilling machine 3 approaches the rod body 4a/4b and drills on the rod body 4a/4 b; because the holding structure enables the support frame 1 to be fixed relative to the rod bodies 4a/4b, the guide rod 6 can ensure that the drilling machine 3 moves along a straight line, and therefore the drill 10 is ensured not to deviate when drilling on the rod bodies 4a/4 b.
As shown in fig. 1 and 2, the left side of the paper surface is the front direction, the right side of the paper surface is the rear direction, the clasping structure 5a is located at the front end of the support frame 1, the drilling machine 3 is located below the support frame 1, and after the clasping structure 5a is connected to the rod body 4a, the support frame 1 is fixed relative to the rod body 4 a; the guide rod 6 on the support frame 1 is perpendicular to the rod body 4a, the driving hand wheel 9 is rotated to enable the transmission gear 8 and the rack 7 to move relatively, the rack 7 reacts on the transmission gear 8 to enable the connecting frame 2 fixedly connected with the transmission gear 8 to move forwards along the guide rod 6, so that the drilling machine 3 moves forwards, the drill bit 10 at the front end of the drilling machine 3 is close to the rod body 4a, the drilling machine 3 is started, and the drilling machine 3 drills holes on the rod body 4 a.
Fig. 6 and 7 are schematic structural views illustrating a second embodiment of the device for drilling a hole in a rod body according to the present invention, wherein a right direction of a paper surface in fig. 6 is a front direction; in fig. 7, the left direction of the paper is the front direction; the linear driving mechanism comprises two guide rods 6 arranged on the support frame 1 in parallel, a lever 25 hinged to the rear end of the support frame 1 and a connecting rod 26 hinged to the connecting frame 2; the two guide rods 6 extend in the front-rear direction; the connecting frame 2 is connected with the guide rod 6 in a sliding mode, the front end of the connecting rod 26 is hinged to the connecting frame 2, and the rear end of the connecting rod 26 is hinged to the lever 25. When drilling, the holding structure 5a/5b holds the rod body 4a/4b tightly, the connecting rod 26 can push the connecting frame 2 to move forward by pressing the rear end of the lever 25 downwards, and the drill bit 10 at the front end of the drilling machine 3 can approach the rod body 4a/4b and drill a hole on the rod body 4a/4 b; because the holding structure enables the support frame 1 to be fixed relative to the rod bodies 4a/4b, the guide rod 6 can ensure that the drilling machine 3 moves along a straight line, and therefore the drill 10 is ensured not to deviate when drilling on the rod bodies 4a/4 b.
After the clasping structure 5a/5b is connected with the rod body 4a/4b, the drilling machine 3 is moved towards the rod body 4a, and a certain deviation between the drill 10 of the drilling machine 3 and a position to be drilled is found in the vertical direction only when the drill 10 of the drilling machine 3 is close to the rod body 4a/4b, so as to facilitate the adjustment of the position of the drilling machine 3 in the vertical direction, and the drill 10 of the drilling machine 3 is aligned with the position to be opened, as shown in fig. 2, as a preferred embodiment, two guide cylinders 11 extending vertically and parallel to each other are further fixed on the connecting frame 2, a sliding rod 12 is slidably connected in each guide cylinder 11, a jacking screw rod 13 for jacking the sliding rod 12 is arranged on the side wall of the guide cylinder 11, a connecting hoop 14 is arranged at the lower end of the sliding rod 12, and the connecting hoop 14 is fixedly connected with the drilling machine 3. Thus, after the clasping structure 5a is connected with the rod body 4a, if the position of the drilling machine 3 in the vertical direction needs to be adjusted, the jacking screw 13 can be loosened, then the drilling machine 3 is moved to a proper position to enable the drill bit 10 to be aligned with the punching position, and then the jacking screw 13 is screwed down to enable the jacking screw 13 to jack the sliding rod 12, so that the drilling machine 3 is fixed relative to the connecting frame 2.
In order to make the drilling machine 3 move smoothly relative to the support frame 1, as shown in fig. 1, it is further preferable that the support frame 1 is further provided with a first guide slideway 15 parallel to the guide rod 6, and the tightening screw 13 is disposed between upper and lower sidewalls of the first guide slideway 15. In this way, during the movement of the connecting frame 2 relative to the support frame 1, the tightening screw 13 slides in the first guide slideway 15, and the side wall of the first guide slide provides support for the tightening screw 13, so that the drilling machine 3 can move smoothly. More preferably, as shown in fig. 3 and 4, a second guide slideway 16 may be further provided on the support frame 1, a guide post 23 is provided on the connecting frame 2, the guide post 23 is located beside the transmission gear 8, the guide post 23 is disposed between upper and lower sidewalls of the second guide slideway 16, and the second guide slideway 16 may enable the drilling machine 3 to keep moving smoothly. As a preferred embodiment, as shown in fig. 1 and 3, the supporting frame 1 further has a housing 24, the guide bar 6 and the rack 7 are disposed in the housing 24, and the first guide chute 15 and the second guide chute 16 are disposed on a side wall of the housing 24. In order to make the drilling device portable, the drilling machine 3 may be a portable drilling device such as a pistol drill. As a preferred embodiment, as shown in fig. 1, the connection collar 14 includes a clamping member attached to the front of the drill 3 and an auxiliary connection portion attached to the rear of the drill 3, the clamping member clamps the front of the drill 3, and the auxiliary connection portion may be a strap for binding the rear of the body of the drill 3.
In the device for drilling the hole in the rod body of the present invention, the clasping structure 5a/5b is used for connecting with the rod body 4a/4b, as a preferred embodiment, as shown in fig. 1 to 5, the clasping structure 5a/5b comprises a first half hoop 17 and a second half hoop 18, the first half hoop 17 is fixed at the front end of the support frame 1, a fastening screw 19 extending forwards is fixed at the front end of the first half hoop 17, a connecting hole 20 is arranged on the second half hoop 18, the fastening screw 19 passes through the connecting hole 20, and a fastening nut 21 is arranged at the front end of the fastening screw 19. The first half band 17 and the second half band 18 are disposed on both sides of the rod body 4a/4b, and the fastening nut 21 is tightened on the fastening screw 19 so that the first half band 17 and the second half band 18 embrace the rod body 4a/4b from both sides of the rod body 4a/4 b. The first half hoop 17 and the second half hoop 18 may be configured according to the cross-sectional shape of the rod body 4a/4b, and if the cross-section of the rod body 4a is circular, as shown in fig. 1 to 4, the first half hoop 17 and the second half hoop 18 each have an arc-shaped hugging surface 22 to be able to cling to the side surface of the rod body 4 a. If the section of the rod body 4b is rectangular, as shown in fig. 5, the first half hoop 17 and the second half hoop 18 are two clamping plates which are oppositely arranged.
The device for drilling the rod body can be applied to well solve the problem that fixing holes and threading holes are added on the existing rod body products to be difficult to process. The device for drilling the hole in the rod body can conveniently fix tools such as a pistol drill and the like with the rod body, avoids manual operation of workers, and realizes rapid punching operation on the existing rod products; therefore, the complicated situation that workers are not stressed or can fall down the rod body for reprocessing in the processing process is avoided, the working strength of the workers is greatly reduced, the working time is shortened, the cost is saved, and the production efficiency is improved. The device for drilling the hole on the rod body is self-integrated and convenient to carry; meanwhile, most of pistol drill products on the market can be compatibly installed, and secondary repeated investment of users is reduced.
In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A device for drilling a hole in a rod body is characterized by comprising a support frame (1), a connecting frame (2) and a drilling machine (3), wherein the connecting frame (2) is connected to the support frame (1) in a sliding manner, a linear driving mechanism is arranged on the support frame (1), and the linear driving mechanism drives the connecting frame (2) to move back and forth; the drilling machine (3) is fixed on the connecting frame (2), a driving shaft of the drilling machine (3) extends forwards, the front end of the driving shaft is connected with a drill bit (10), and the front end of the supporting frame (1) is provided with a holding structure (5a/5b) for holding the rod body (4a/4 b);
the linear driving mechanism comprises a guide rod (6) and a rack (7) which are arranged on the support frame (1) in parallel, and a transmission gear (8) which is rotatably connected to the connecting frame (2); the guide rod (6) and the rack (7) extend along the front-back direction; the connecting frame (2) is connected with the guide rod (6) in a sliding manner, the transmission gear (8) is meshed with the rack (7), and the transmission gear (8) is coaxially connected with a driving hand wheel (9);
or the linear driving mechanism comprises two guide rods (6) which are arranged on the support frame (1) in parallel, a lever (25) which is hinged to the rear end of the support frame (1) and a connecting rod (26) which is hinged to the connecting frame (2); the two guide rods (6) extend along the front-back direction; the connecting frame (2) is connected with the guide rod (6) in a sliding mode, the front end of the connecting rod (26) is hinged to the connecting frame (2), and the rear end of the connecting rod (26) is hinged to the lever (25).
2. Device for drilling a hole in a rod according to claim 1, characterized in that: the drilling machine is characterized in that two guide cylinders (11) which extend vertically and are parallel to each other are further fixed on the connecting frame (2), a sliding rod (12) is connected in each guide cylinder (11) in a sliding mode, a jacking screw rod (13) which jacks the sliding rod (12) is arranged on the side wall of each guide cylinder (11), a connecting hoop (14) is arranged at the lower end of each sliding rod (12), and the connecting hoop (14) is fixedly connected with the drilling machine (3).
3. Device for drilling a hole in a rod according to claim 2, characterized in that: still be equipped with first direction slide (15) that are on a parallel with guide bar (6) on support frame (1), top tight screw rod (13) set up between the upper and lower both sides wall of first direction slide (15).
4. Device for drilling a hole in a rod according to claim 1, characterized in that: the drilling machine (3) is a pistol drill.
5. Device for drilling a hole in a rod according to claim 1, characterized in that: embrace structure (5a/5b) including first half hoop (17) and second half hoop (18), the front end at support frame (1) is fixed in first half hoop (17), and the front end of first half hoop (17) is fixed with fastening screw (19) that extend forward, is equipped with connecting hole (20) on the second half hoop (18), and fastening screw (19) pass connecting hole (20), and the front end of fastening screw (19) is equipped with fastening nut (21).
6. Device for drilling a hole in a rod according to claim 5, characterized in that: the cross section of the rod body (4a) is circular, and the first half hoop (17) and the second half hoop (18) are both provided with arc-shaped holding surfaces (22).
7. Device for drilling a hole in a rod according to claim 5, characterized in that: the section of the rod body (4b) is rectangular, and the first half hoop (17) and the second half hoop (18) are two clamping plates which are oppositely arranged.
8. Device for drilling a hole in a rod according to claim 1, characterized in that: still be equipped with second direction slide (16) on support frame (1), be equipped with a guide post (23) on link (2), guide post (23) are located drive gear (8) next door, and guide post (23) set up between the upper and lower both sides wall of second direction slide (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230641.4A CN108580959B (en) | 2018-03-20 | 2018-03-20 | Device for drilling a hole in a rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230641.4A CN108580959B (en) | 2018-03-20 | 2018-03-20 | Device for drilling a hole in a rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108580959A CN108580959A (en) | 2018-09-28 |
| CN108580959B true CN108580959B (en) | 2020-10-16 |
Family
ID=63626877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810230641.4A Active CN108580959B (en) | 2018-03-20 | 2018-03-20 | Device for drilling a hole in a rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108580959B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644653B (en) * | 2020-06-03 | 2023-03-07 | 山东路之峰有限公司 | Horizontal trompil mechanical device of wave form beam steel guardrail stand |
| CN111702209B (en) * | 2020-06-11 | 2021-08-20 | 中船黄埔文冲船舶有限公司 | Radial positioning tool for cylindrical surface |
| CN115156584A (en) * | 2022-07-08 | 2022-10-11 | 中国核动力研究设计院 | Drilling device and method for omega sealing weld of control rod driving mechanism assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2122700U (en) * | 1992-06-03 | 1992-11-25 | 冶金工业部第十七冶金建设公司 | Portable electric large-hole drill |
| CN2270582Y (en) * | 1996-12-04 | 1997-12-17 | 罗建成 | High efficiency drilling machine for rail |
| CN201380306Y (en) * | 2009-03-10 | 2010-01-13 | 国营江河化工厂 | Magnetic base drill fixing device |
| CN105965057A (en) * | 2016-06-18 | 2016-09-28 | 张家港奥得森机电设备有限公司 | Drilling device of street lamp pole |
| CN205869529U (en) * | 2016-07-29 | 2017-01-11 | 湖北精工钢结构有限公司 | Fixed frock of pipe drilling |
-
2018
- 2018-03-20 CN CN201810230641.4A patent/CN108580959B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108580959A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108580959B (en) | Device for drilling a hole in a rod | |
| US5322397A (en) | Apparatus for supporting a drill in an elevated position | |
| CA2868205C (en) | Portable drill press | |
| CN110877368A (en) | Plank fluting device of student's table chair production | |
| CN201208660Y (en) | Hand rocking electric milling machine | |
| CN209970675U (en) | Fixing device for furniture design and manufacture | |
| US20050276670A1 (en) | Apparatus and methods for holding and actuating power tools | |
| CN203495035U (en) | Table type manual flanging machine | |
| CN216463206U (en) | Special-shaped steel member processing device | |
| CN201214114Y (en) | Hand pipe bender | |
| CN202701748U (en) | Automatic tightening machine for bolts | |
| CN212312389U (en) | Slotting machining device for building curtain wall | |
| CN210875912U (en) | Frock is used in iron picture spraying | |
| CN112570957A (en) | Car sheet metal component shaping welding equipment | |
| CN212190739U (en) | Angle bending device for hardware processing | |
| CN219853334U (en) | Combined cement bin barrel drilling machine | |
| CN110815586A (en) | Established stone tablet engraving device | |
| CN220837724U (en) | Safe type high-efficient reinforcing bar cutting equipment for construction | |
| CN220028321U (en) | Cold bending combined device | |
| CN2390742Y (en) | Multi-function hydraulic press | |
| CN219520583U (en) | Auxiliary clamping device for pipe punching | |
| CN210547176U (en) | Bending device for building metal fittings | |
| CN214212481U (en) | Aluminum template slotting device | |
| CN214383001U (en) | Multi-angle truss welding device | |
| CN219074210U (en) | Bending machine |
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 |