CN108838439B - Large cabin body and chassis butt-joint punching device - Google Patents
Large cabin body and chassis butt-joint punching device Download PDFInfo
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- CN108838439B CN108838439B CN201810419756.8A CN201810419756A CN108838439B CN 108838439 B CN108838439 B CN 108838439B CN 201810419756 A CN201810419756 A CN 201810419756A CN 108838439 B CN108838439 B CN 108838439B
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- 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
- 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
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a large cabin body and chassis butt joint punching device which comprises an electric hand drill (309), a rack assembly (1), a mounting plate (2) arranged on the rack assembly (1) and a support assembly fixed on the mounting plate (2), wherein the support assembly comprises a support plate, a guide rail and sliding block assembly (302) with one side fixed with the electric hand drill (309), a bent plate (308) with a through hole in the middle and a mandrel (306) penetrating through the through hole, the guide rail and sliding block assembly (302) comprises a guide rail connected with the bent plate (308) and a sliding block connected with the support plate, and the support plate and the electric hand drill can move up and down smoothly; one end of the mandrel (306) is provided with a gear (304), the other end of the mandrel is provided with a hand wheel assembly (307), and the bottom of the support plate is provided with a rack (303) matched with the gear (304). The large cabin body and chassis butt joint punching device can realize punching at different positions and solve the problem of punching by a handheld electric drill.
Description
Technical Field
The invention belongs to the technical field of assembly technology and assembly, and particularly relates to a butt joint punching device for a large cabin body and a chassis.
Background
The large-scale heat preservation cabin body is one of important components of a certain type of product. The butt joint assembly process of the cabin body and the chassis is an indispensable link in the production process and is also a link which wastes time and labor.
The butt joint assembly process of the cabin body and the chassis: the cabin body is hoisted to a supporting beam on the chassis truck, and after the relative position requirement of the cabin body and the chassis truck is ensured through adjustment and alignment, holes are matched and punched at the bottom of the cabin body through mounting hole positions on two sides of the supporting beam.
At present, the automatic punching device is not available, the prior art mainly punches according to the manual work, and when the punching is carried out in a matched mode, a worker holds an electric hand drill and bends to the waist or squats half, and the punching is carried out one by one from bottom to top. The method has the advantages of high labor intensity and low efficiency; moreover, because the outer layer of the cabin body is made of carbon fiber materials, a large amount of dust can be generated during punching, the dust can easily fall on the face and the mouth of an operator, and certain influence can be caused on the human body.
Disclosure of Invention
Aiming at the defects or the improvement requirements of the prior art, the invention provides a large cabin body and chassis butt joint punching device, an electric hand drill is fixed on a support plate, a sliding block and a rack are arranged on the support plate, the sliding block is matched with a guide rail on a bent plate, so that the electric hand drill can smoothly slide along the guide rail, a core shaft penetrates through the bent plate, a gear arranged at one end of the core shaft is meshed with the rack, a hand wheel is arranged at the other end of the core shaft, and the rack is driven to move up and down through the rotation of the hand wheel, so that the electric hand drill is driven; the bracket component is including the first bracket component and the second bracket component that the symmetry set up, and the position of punching as required selects one or two in first bracket component and the second bracket component for this device can be applicable to the chassis car different positions crossbeam, not high crossbeam and cabin body bottom between punch, is particularly suitable for punching of large-scale cabin body bottom on the wheel position, has solved among the prior art can only punch through the handheld electric hand drill of operation workman. The punching device has the characteristics of simplicity and convenience in operation, safety, reliability and the like.
In order to achieve the purpose, the invention provides a large cabin body and chassis butt joint punching device which comprises an electric hand drill, a rack assembly, a movable mounting plate arranged on the rack assembly and a support assembly fixed on the mounting plate, wherein the support assembly comprises a first support assembly and a second support assembly which are symmetrically arranged, and one or two of the first support assembly and the second support assembly are selected according to the position needing punching;
the support assembly comprises a support plate, a guide rail and sliding block assembly, a bent plate and a mandrel, wherein the support plate, the guide rail and sliding block assembly are fixed on one side of the electric hand drill, the bent plate is provided with a through hole in the middle of the bent plate, and the mandrel penetrates through the through hole; the electric drill is characterized in that a gear is arranged at one end, close to the support plate, of the mandrel, a hand wheel assembly is arranged at the other end of the mandrel, a rack meshed with the gear is arranged at the bottom of the support plate and used for driving the rack to move up and down through the hand wheel assembly, and therefore the electric drill is driven to move to a punching position.
Further, still include liftable truckle subassembly and spacing bolt subassembly, the rack subassembly includes support and panel, the support is including the hollow structure's of locating four corners department pole setting, liftable truckle subassembly includes truckle subassembly and cover and locates branch in the hollow structure, the pole setting lower extreme is equipped with the through-hole, be equipped with the through-hole of the not co-altitude position more than two sets of on the branch, spacing bolt subassembly is located in proper order in the through-hole of pole setting and branch.
Furthermore, the cross rod is provided with an adjustable support component, and the adjustable support component comprises a support contacted with the ground, and a T-shaped screw rod and a T-shaped nut which are matched with each other and arranged on the cross rod.
Furthermore, still include removable branch subassembly, it includes that down tube and both ends are fixed adjacent the horizontal pole of pole setting lower extreme, down tube one end is fixed in the pole setting, the other end is fixed on the horizontal pole.
Furthermore, a plurality of rows of small holes which are uniformly distributed are arranged on the panel along the transverse direction and the longitudinal direction.
Further, the rack assembly further comprises small roller assemblies, and the small roller assemblies are arranged in the small holes.
Further, the height of the top of the small roller assembly is higher than that of the small hole.
Furthermore, the bottom of the support plate is provided with a clamping plate, and the bottom of the clamping plate is provided with a semi-arc groove matched with the arc step at the bottom of the electric hand drill.
Furthermore, the hand wheel assembly and the joint of the mandrel and the bent plate are respectively provided with an outer retainer ring and an inner retainer ring.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
(1) according to the large cabin body and chassis butt joint punching device, an electric hand drill is fixed on a support plate, a sliding block and a rack are arranged on the support plate, the sliding block is matched with a guide rail on a bent plate, so that the electric hand drill can smoothly slide along the guide rail, a core shaft penetrates through the bent plate, a gear arranged at one end of the core shaft is meshed with the rack, a hand wheel is arranged at the other end of the core shaft, the rack is driven to move up and down through the rotation of the hand wheel, the electric hand drill is driven to move up and down to be moved to a punching position, and the stability and the continuity of a punching process are guaranteed by adopting a gear and; the bracket component is including the first bracket component and the second bracket component that the symmetry set up, and the position of punching as required selects one or two in first bracket component and the second bracket component for this device can be applicable to the chassis car different positions crossbeam, not high crossbeam and cabin body bottom between punch, is particularly suitable for punching of large-scale cabin body bottom on the wheel position, has solved among the prior art can only punch through the handheld electric hand drill of operation workman. The punching device has the characteristics of simplicity and convenience in operation, safety, reliability and the like.
(2) According to the large cabin body and chassis butt-joint punching device, the lifting trundle assembly and the limiting bolt assembly, the support rod in the lifting trundle assembly is sleeved in the vertical rod in the rack assembly, the lower end of the vertical rod is provided with the through hole, the support rod is provided with more than two groups of through holes with different height positions, so that the height of the rack assembly is adjusted, the height of the adjusting device is selected according to the height of a chassis vehicle tire, the device rack can smoothly pass through the tire, and the requirement of processing a hole between a cross beam at the upper part of the chassis and a cabin body is met; the pedestal mounting has the truckle, and the removal of the device of being convenient for passes the through-hole of branch and pole setting in proper order through spacing bolt subassembly and realizes the fixed of step subassembly.
(3) According to the butt-joint punching device for the large cabin body and the chassis, the support of the adjustable supporting assembly is in contact with the ground, the T-shaped screw and the T-shaped nut are fixed on the cross rod to realize height adjustment of the support, and support is provided for the rack assembly.
(4) According to the large cabin body and chassis butt joint punching device, the mounting plate is movably arranged on the panel, a plurality of rows of small holes are uniformly and respectively arranged on the panel along the transverse direction and the longitudinal direction, the small roller assemblies are arranged in the small holes, and the height of the bottoms of the small roller assemblies is higher than that of the small holes, so that the mounting plate can freely move on the panel, and the requirements of the front and rear positions of the hole positions between a chassis beam and a cabin body can be met; the positions of the first support plate and the second support plate can also move to meet the requirements of the left and right positions of the hole position between the chassis cross beam and the cabin body.
Drawings
FIG. 1 is a schematic three-dimensional structure diagram of a large cabin and chassis docking and punching device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a large cabin and chassis docking and punching device according to an embodiment of the present invention;
FIG. 3 is a top view of a large cabin and chassis docking and punching apparatus according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along plane A-A of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is an enlarged view of a portion of FIG. 5;
FIG. 7 is a schematic diagram of the drilling position of the drilling device for docking the large cabin with the chassis according to the present invention.
The same reference numbers will be used throughout the drawings to refer to the same or like structures and parts, wherein: 1-a rack component, 2-a mounting plate, 3-a first bracket component, 4-a second bracket component, 5-an adjustable supporting component, 6-a limiting bolt component, 7-a lifting caster component and 8-a detachable support rod component;
101-a small roller assembly, 301-a first support plate, 302-a guide rail and sliding block assembly, 303-a rack, 304-a gear, 305-a bearing, 306-a mandrel, 307-a hand wheel assembly, 308-a bent plate, 309-an electric hand drill, 310-an inner retainer ring, 311-an outer retainer ring, 312-a clamping plate, 401-a second support plate and 402-a sliding block assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Fig. 1 is a schematic three-dimensional structure diagram of a large cabin and chassis butt-joint punching device according to an embodiment of the invention. Fig. 2 is a schematic structural diagram of a large cabin and chassis butt-joint punching device according to an embodiment of the invention. As shown in figures 1 and 2, the butt-joint punching device comprises a rack assembly 1, a mounting plate 2, a first rack assembly 3, a second rack assembly 4, an adjustable supporting assembly 5, a limiting bolt assembly 6, a lifting caster wheel assembly 7 and a detachable support rod assembly 8, wherein the rack assembly 1 comprises a support and a panel, the length of the support is larger than the diameter of a chassis vehicle wheel, the width of the support is larger than the thickness of the chassis vehicle wheel, the support is used for limiting the vehicle wheel in the rack assembly 1 when a cross beam and a cabin body at the upper part of the chassis vehicle wheel are in butt joint and punching, the support comprises vertical rods at four corners, the vertical rods are of a hollow structure, the lower ends of the vertical rods are provided with through holes, the detachable support rod assembly 8 comprises a cross rod and an inclined rod, two ends of the cross rod are connected with the side part at the lower ends of the vertical rods through the bolt assemblies and are perpendicular to connect, the rigidity and the stability of the structure are improved, the detachable support rod assembly 8 can be integrally disassembled and assembled, and one side, connected with the support, of the detachable support rod assembly 8 is disassembled during punching, so that the support can smoothly penetrate through the tire of the chassis truck; the adjustable supporting component 5 is arranged on the cross rod and comprises a T-shaped nut, a T-shaped screw rod, a handle and a support, the support is in contact with the ground, the T-shaped nut and the T-shaped screw rod are installed on the cross rod in a matching mode, and the handle is arranged on the T-shaped screw rod and used for adjusting the height of the cross rod, namely the height of the support; the lifting caster wheel assembly 7 is arranged at the bottom of the vertical rod and comprises a supporting rod and a caster wheel assembly, the supporting rod is sleeved in the hollow structure of the vertical rod, more than two groups of through holes with different height positions are arranged on the supporting rod, the limiting bolt assembly 6 sequentially penetrates through the through holes on the vertical rod and the supporting rod so as to fix the support on the lifting caster wheel assembly 7, and the height of the rack assembly 1 is adjusted through the through holes fixed at different heights; the truckle subassembly is located the branch bottom, the removal of the rack subassembly 1 of being convenient for.
The panel is fixed on the top of the bracket, and a plurality of rows of small holes are uniformly distributed on the surface of the panel along the transverse direction and the longitudinal direction. The mounting plate 2 is movably mounted on the panel, two sides of the mounting plate 2 are provided with straight grooves with sink grooves, and the mounting plate 2 is fixed on the panel through screws and the straight grooves; the first support assembly 3 and the second support assembly 4 are arranged on two sides of the mounting plate 2, two rows of screw holes are formed in two sides of the mounting plate 2 and used for mounting and fixing the first support assembly 3 and the second support assembly 4, the first support assembly 3 and the second support assembly 4 can be mounted simultaneously or independently according to the requirement of the punching position, and the positions of the first support assembly and the second support assembly mounted on a panel can be adjusted.
Fig. 3 is a top view of a large cabin and chassis butt-joint punching device according to an embodiment of the present invention. Fig. 4 is a sectional view taken along the plane a-a of fig. 3. Fig. 5 is a partially enlarged view of fig. 4. Fig. 6 is a partially enlarged view of fig. 5. As shown in fig. 3, 4, 5 and 6, the first rack assembly 3 and the second rack assembly 4 are symmetrically disposed, and the first bracket assembly 3 comprises a first support plate 301, a guide rail and slider assembly 302, a rack 303, a gear 304, a bearing 305, a spindle 306, a handwheel assembly 307, a bent plate 308, an electric hand drill 309, an inner retainer 310, an outer retainer 311 and a catch plate 312, the second bracket assembly 4 except that the second support plate 401 is a symmetrical mirror image of the first support plate 301, the other parts are all the same as the structure of the first bracket component 3, the bent plate 308 is an L-shaped plate and comprises a vertical plate and a horizontal plate, the horizontal plate is provided with a waist groove, and is fixed on the mounting plate 2 through a kidney slot, and performs left-right position adjustment and fixation, the guide rail and slide block assembly 302 includes a slide block and a guide rail, the slide block is connected with the first support plate 301, and the guide rail is connected with the vertical plate, so that the first support plate 301 can move up and down along the guide rail; an electric hand drill 309 is fixed to one side of the first supporting plate 301, so that the electric hand drill 309 is driven by the slider to move along the guide rail, and the electric drill 309 is moved to a punching position.
The bottom of the first supporting plate is provided with a rack 303, the middle of the bent plate 308 is provided with a through hole, the mandrel 306 penetrates through the through hole, one end of the mandrel 306 close to the first supporting plate 301 is provided with a gear 304, and the gear 304 is matched with the rack 303, so that when the gear 304 rotates, the rack 304 moves to drive the electric hand drill 309 to move up and down; the other end of the mandrel 306 is provided with a hand wheel assembly 307, and the hand wheel assembly 307 is used for driving the gear 304 to rotate through rotation of the hand wheel assembly 307, so that the rack 303, the first supporting plate 301 and the electric hand drill 309 are driven to move up and down.
The bottom of first extension board 301 is equipped with cardboard 312, is equipped with the semicircle arc groove on the cardboard 312, and this semicircle arc groove cooperatees with the circular arc step of electric hand drill 309 bottom to fix electric hand drill 309 on first extension board 301 better.
As shown in fig. 4 and 5, the rack assembly 1 further includes a small roller assembly 101, the small holes on the panel are all provided with the small roller assemblies 101, and the top of the small roller assemblies 101 is higher than the small holes, so that the mounting plate 2 can freely move on the panel, and the electric hand drill 309 can be better aligned with the position to be drilled.
Preferably, an outer retainer ring 311 is arranged at the connection position of the handwheel assembly 307 and the bent plate 308 and is used for reducing friction between the handwheel assembly 307 and the bent plate 308 in the rotation process;
preferably, an inner retainer 310 is provided at the connection between the mandrel 306 and the bending plate 308 to reduce friction between the mandrel 306 and the bending plate 308 during rotation.
The large cabin and chassis butt joint punching device can be suitable for punching between beams at different positions of the chassis truck and between beams at different heights and the bottom of the cabin, and is particularly suitable for punching on the bottom of the large cabin on the positions of wheels. FIG. 7 is a schematic diagram of the drilling position of the drilling device for docking the large cabin with the chassis according to the present invention. As shown in fig. 7:
if all holes between the cross beam at the upper part of the chassis vehicle wheel and the cabin body are drilled: after the detachable support rod assembly 8 on one side of the device is loosened, the device is pushed into the wheel, the relative position of the support and the wheel is adjusted to ensure that the support is basically in the center position of the diameter of the wheel, and then the detachable support rod assembly 8 which is detached is installed and fastened; the screw rod of the adjustable supporting component 5 is rotated, so that the base of the screw rod can be contacted with the ground or slightly stressed; when the left and right holes of the beam are drilled, the electric hand drill 309 is mounted on the first support plate and the second support plate (301 and 401) and fixed with the clamping plate 312 through screws, and a drill bit with a proper length is selected according to the distance between the device and the beam of the chassis and clamped on the electric hand drill 309; loosening a screw between the movable mounting plate 2 on the device and the rack assembly 1, adjusting the front and back positions of the movable mounting plate 2, and locking the screw after the position of a drill bit on the right bracket assembly 3 is basically consistent with the position of a hole on a cross beam of the chassis; the electric hand drill 309 is powered on, the drill bit rotates, the hand wheel assembly 307 on the right support assembly 3 is rotated at the moment, the electric hand drill 309 on the right support plate 301 slowly rises along the linear guide rail under the action of the gear 304 and the rack 303, and the drill bit completes the punching on the bottom position of the cabin body along the hole on the chassis beam.
If all holes are drilled between the cross beam at the upper part of the wheel side of the chassis truck and the cabin body: because of the limitation of the height position of the chassis, the original support height is still adopted to mount the device and the device can not be placed under the chassis, at the moment, the limit bolt component 6 is pulled out, the liftable caster wheel component 7 is retracted and then inserted into the limit bolt component 6, the screw rod of the adjustable supporting component 5 is rotated, and the device is lowered to enable the wheels on the liftable caster wheel component 7 to land; after the detachable support rod assembly 8 close to one side of the wheel is loosened, the device is pushed to the position below the chassis vehicle, the small end of the device is enabled to be flat and straight with the wheel, the relative position of the device bracket and the wheel is adjusted, the bracket is basically in the center position of the thickness of the wheel, and the detached detachable support rod assembly 8 is not needed to be installed at the moment; the screw rod of the adjustable supporting component 5 is rotated clockwise, so that the base of the screw rod can be contacted with the ground or slightly stressed; if the chassis wheel tire is on the right side of the device, the first bracket component 3 is selected, and an electric hand drill 309 and a drill bit are installed; adjusting the relative position of the drill bit and the chassis beam hole by adjusting the movable mounting plate 2; the puncturing method is started.
When the hole at the other end of the chassis is drilled, the second bracket component 4 is selected, and other steps are the same.
If the hole positions of other beams and the cabin of the chassis truck are drilled: the steps are the same as the steps for drilling the holes between the upper cross beam and the cabin of the chassis truck wheel, except that the detachable strut assembly 8 on the device is not detached.
The device is horizontally rotated by 90 degrees, and the punching assembly is selectively adjusted, so that the punching requirement at a smaller position among the sole plate wheels can be met.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A large cabin body and chassis butt joint punching device comprises an electric hand drill (309) and is characterized by further comprising a rack assembly (1), a movable mounting plate (2) arranged on the rack assembly (1) and a support assembly fixed on the mounting plate (2), wherein the support assembly comprises a first support assembly (3) and a second support assembly (4) which are symmetrically arranged, and one or two of the first support assembly (3) and the second support assembly (4) are selected according to a punching position required;
the support assembly comprises a support plate, a guide rail and sliding block assembly (302) with one side fixed with the electric hand drill (309), a bent plate (308) with a through hole in the middle and a mandrel (306) penetrating through the through hole, wherein the guide rail and sliding block assembly (302) comprises a guide rail connected with the bent plate (308) and a sliding block connected with the support plate and is used for enabling the support plate and the electric hand drill to move up and down smoothly; a gear (304) is arranged at one end, close to the support plate, of the mandrel (306), a hand wheel assembly (307) is arranged at the other end of the mandrel, a rack (303) meshed with the gear (304) is arranged at the bottom of the support plate, and the rack (303) is driven to move up and down through the hand wheel assembly (307), so that the electric hand drill (309) is driven to move to a punching position;
the lifting caster wheel assembly (7) comprises a caster wheel assembly and a limit bolt assembly (6), the rack assembly (1) comprises a support and a panel, the length of the support is larger than the diameter of a chassis vehicle wheel, the width of the support is larger than the thickness of the chassis vehicle wheel, the support comprises upright rods of a hollow structure arranged at four corners, the lifting caster wheel assembly (7) comprises a caster wheel assembly and support rods sleeved in the hollow structure, through holes are formed in the lower ends of the upright rods, more than two groups of through holes with different height positions are formed in the support rods, and the limit bolt assembly (6) is sequentially arranged in the through holes of the upright rods and the support rods; still include removable branch subassembly (8), it includes that down tube and both ends are fixed adjacent the horizontal pole of pole setting lower extreme, down tube one end is fixed in the pole setting, the other end is fixed on the horizontal pole.
2. The large cabin and chassis butt joint perforating device according to claim 1, characterized in that the cross bar is provided with an adjustable support assembly (5), and the adjustable support assembly (5) comprises a support contacted with the ground and a T-shaped screw and a T-shaped nut which are arranged on the cross bar in a mutually matched manner.
3. The large cabin and chassis butt joint perforating device as claimed in claim 1, wherein the panel is provided with a plurality of rows of small holes uniformly distributed along the transverse direction and the longitudinal direction.
4. The large cabin and chassis butt joint perforating device according to claim 3, characterized in that the rack assembly (1) further comprises small roller assemblies (101), and the small roller assemblies (101) are disposed in the small holes.
5. The large cabin and chassis butt joint perforating device according to claim 4, characterized in that the height of the top of the small roller assembly (101) is higher than the height of the small holes.
6. The large cabin and chassis butt joint punching device according to claim 1, wherein a clamping plate (312) is arranged at the bottom of the supporting plate, and a semi-arc groove matched with the arc step at the bottom of the electric hand drill (309) is arranged at the bottom of the clamping plate (312).
7. The large cabin and chassis butt joint perforating device according to claim 1, characterized in that the hand wheel assembly (307) and the connection between the mandrel (306) and the bent plate (308) are respectively provided with an outer retainer ring (311) and an inner retainer ring (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419756.8A CN108838439B (en) | 2018-05-04 | 2018-05-04 | Large cabin body and chassis butt-joint punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419756.8A CN108838439B (en) | 2018-05-04 | 2018-05-04 | Large cabin body and chassis butt-joint punching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108838439A CN108838439A (en) | 2018-11-20 |
| CN108838439B true CN108838439B (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419756.8A Active CN108838439B (en) | 2018-05-04 | 2018-05-04 | Large cabin body and chassis butt-joint punching device |
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| CN (1) | CN108838439B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3516572B2 (en) * | 1997-05-30 | 2004-04-05 | 株式会社コンセック | Core drill |
| CN2587815Y (en) * | 2002-09-03 | 2003-11-26 | 金宝电子工业股份有限公司 | Assembling auxiliary device for conveying line |
| CN202090575U (en) * | 2011-05-16 | 2011-12-28 | 上海外高桥造船有限公司 | Tool scaffold |
| CN103042252B (en) * | 2012-12-25 | 2015-09-09 | 宁波鑫晟工具有限公司 | Drilling equipment |
| CN104213840B (en) * | 2013-05-31 | 2016-02-03 | 浙江欣兴工具有限公司 | Driller |
| CN205976400U (en) * | 2016-08-26 | 2017-02-22 | 浙江博舟装饰有限公司 | Scaffold |
| CN106703385A (en) * | 2017-01-22 | 2017-05-24 | 吉林建筑大学 | Mobile scaffold with high stability for buildings |
| CN107379106A (en) * | 2017-08-30 | 2017-11-24 | 大连斯频德环境设备有限公司 | The double location drilling machines of PVC fillers piece full-automatic tracking |
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2018
- 2018-05-04 CN CN201810419756.8A patent/CN108838439B/en active Active
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| CN108838439A (en) | 2018-11-20 |
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