WO2021109431A1 - Dispositif support et ensemble roulette associé - Google Patents

Dispositif support et ensemble roulette associé Download PDF

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Publication number
WO2021109431A1
WO2021109431A1 PCT/CN2020/087005 CN2020087005W WO2021109431A1 WO 2021109431 A1 WO2021109431 A1 WO 2021109431A1 CN 2020087005 W CN2020087005 W CN 2020087005W WO 2021109431 A1 WO2021109431 A1 WO 2021109431A1
Authority
WO
WIPO (PCT)
Prior art keywords
supporting
caster assembly
caster
side wall
threaded rod
Prior art date
Application number
PCT/CN2020/087005
Other languages
English (en)
Chinese (zh)
Inventor
苗晓春
Original Assignee
苏州东润梯业有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 苏州东润梯业有限公司 filed Critical 苏州东润梯业有限公司
Publication of WO2021109431A1 publication Critical patent/WO2021109431A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/397—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners

Definitions

  • the present application relates to a caster assembly for supporting devices and a supporting device including the caster assembly, such as ladders, chairs, shelves and the like.
  • Supporting devices are common in daily life, and are usually used to support the weight of predetermined objects or human bodies, such as chairs and shelves in a home or office environment, and ladders that people often use for climbing.
  • the structure of the supporting device and its own weight are also different.
  • caster assemblies are usually installed in order to facilitate movement.
  • many chairs are equipped with a caster assembly at the bottom end of the support leg.
  • a caster assembly can be installed at the bottom end of the support leg.
  • the caster assembly is detachably installed on the bottom end of the support leg of the support device. Therefore, when the caster assembly needs to be installed on the support device, or when the caster assembly needs to be detached from the support device, it is mostly used External tools to achieve. For example, a screwdriver can be used to install and remove bolts or screws. Therefore, in the process of manufacturing or use, due to the necessary loading and unloading operations of the traditional caster assembly, the efficiency of the loading and unloading operations is reduced or the convenience is not good.
  • the present application proposes a caster assembly for supporting the device, so as to realize the efficient and convenient assembly and disassembly of the caster assembly.
  • a caster assembly includes: a bracket including a supporting portion and a connecting portion fixedly connected to each other; and a caster, the caster being rotatably mounted on the supporting portion, and the connecting portion It includes a receiving cavity for connecting and placing a supporting leg and a manual locking device for releasably locking the caster assembly on the supporting leg.
  • the bracket is a single component made in one piece.
  • the connecting portion is located above or on the side of the supporting portion.
  • the receiving cavity of the connecting portion has an opening that faces at least upwards.
  • the containing cavity has a closed bottom.
  • the accommodating cavity includes: a connecting wall that is directly fixedly connected to the support portion; a first side wall and a second side wall, the first side wall and the second side wall are fixedly arranged at intervals from each other The connecting wall; the manual locking device is arranged between the first side wall and the second side wall.
  • the cross-sectional shape of the accommodating cavity matches the cross-sectional shape of the supporting leg.
  • the inner surface of the connecting wall is provided with an elastic material, or a friction material with a high friction coefficient.
  • the manual locking device includes a threaded rod arranged in a horizontal direction in a use state, and the threaded rod extends into the receiving cavity from the outside through threaded fit to fasten the support leg.
  • the manual locking device includes: a stop plate, which is detachably installed between the first side wall and the second side wall and is provided with a threaded through hole; and a threaded rod, the thread The rod is threadedly matched with the threaded through hole to extend into the containing cavity from the outside.
  • the end of the threaded rod extending into the receiving cavity is provided with a pressing member for directly pressing the supporting leg placed in the receiving cavity.
  • the end surface of the pressing member is provided with an elastic material, or a friction material with a high friction coefficient.
  • the pressing member includes a connecting hole, and the threaded rod passes through the connecting hole with a gap and is provided with a stop protrusion for preventing the pressing member from falling off the threaded rod.
  • the pressing member is a truncated cone or a pyramid, and the larger area of the end face of the truncated cone or the pyramid faces the inside of the containing cavity.
  • the pressing member is a plate-shaped member, and the plate-shaped member is slidably installed between the two side walls of the accommodating cavity through a guide groove.
  • the degree to which the supporting leg passes through the containing cavity is adjustable, so that when the supporting leg passing through the containing cavity supports the ground, the caster is suspended in a non-load-bearing state; and when the supporting device is placed When the caster is at a certain angle to support the ground, the supporting legs in the accommodating cavity are in a suspended state.
  • the included angle ⁇ between the extension plane where the caster is located and the extension direction of the support leg placed in the containing cavity is 5 degrees to 10 degrees, preferably 7 degrees.
  • a support device is also provided, the support device includes a plurality of support legs, at least one of the support legs is provided with the above caster assembly at the bottom end.
  • the above-mentioned supporting device is a ladder.
  • the caster assembly with a manual locking device can be used to achieve the assembly and disassembly (installation and disassembly) of the caster assembly efficiently, quickly and tool-free. Good convenience.
  • Fig. 1 is a perspective view of a caster assembly according to a preferred embodiment of the present application.
  • Fig. 2 is a schematic view of the caster assembly shown in Fig. 1 from one angle.
  • Fig. 3 is a top view of the caster assembly shown in Fig. 1.
  • Fig. 4 is a cross-sectional view of the caster assembly at the angle shown in Fig. 2.
  • Fig. 5 is a top view of a caster assembly according to another preferred embodiment of the present application.
  • Figure 6 is a schematic diagram showing the assembly state of the caster assembly and the support leg
  • Figures 7 and 8 are schematic diagrams of the supporting state of the support leg and the supporting state of the casters, respectively;
  • FIG. 9 is a schematic diagram of the use of the ladder caster bracket device for loading and unloading without using tools according to the present invention.
  • Figure 10 is a right side view of the caster bracket device of the present invention.
  • Figure 11 is a top view of an embodiment of the caster bracket device of the present invention.
  • Figure 12 is a schematic diagram of the cooperation of the thrust component and the dish-shaped component according to the present invention.
  • Fig. 13 is a top view of another embodiment of the caster bracket device of the present invention.
  • the main function of the caster assembly is to provide the support device with easy-to-move casters. Therefore, in order to realize the efficient and tool-free loading and unloading (installation and disassembly) of the caster assembly on the support device, the support device can be directly supported on the ground by the support legs. And the two states of being directly supported on the ground by casters provide the technical solution of the present application. In the technical solution of the present application, the efficient assembly and disassembly of the caster assembly to the support leg can be realized without tools.
  • the caster assembly provided by the present application includes: a bracket 10 that includes a supporting portion 11 and a connecting portion 12 fixedly connected to each other; and a caster 13, which is rotatably mounted on the The supporting portion 11; the connecting portion 12 includes a receiving cavity 121 for connecting and placing a supporting leg and a manual locking device for releasably locking the caster assembly on the supporting leg.
  • the caster assembly mainly includes a bracket 10 and casters installed on the bracket.
  • the supporting portion 11 of the bracket 10 is used to implement the rotatable installation of the caster 13, and the connecting portion 12 is connected to the supporting leg of the supporting device.
  • the caster assembly also includes a manual locking device. Therefore, after the support leg of the support device is connected to the connecting portion 12, the caster assembly can be releasably locked on the support leg in a manual manner, thereby realizing the caster assembly and the support leg
  • the reliable installation and fixation between the two can also be manually released when it needs to be disassembled, so as to adjust the position of the caster relative to the support leg, or remove the caster assembly from the support leg.
  • the main components of the caster assembly will be described in detail below with reference to the drawings.
  • the supporting portion 11 and the connecting portion 12 of the bracket 10 may be different independent parts and fixed together by fasteners in advance, or may be a single part made in one piece.
  • the material of the bracket 10 can also be selected in different ways, for example, a metal material, or a non-metal material, such as engineering plastic.
  • the supporting portion 11 is used to install the caster 13. Therefore, the caster 13 should be in contact with the ground in use, and the connecting portion 12 is usually higher than the supporting portion 11.
  • the connecting portion 12 may be designed to be located above or to the side of the supporting portion 11, for example, it may be directly above or diagonally above the supporting portion 11 (the relative orientation in the embodiment shown in the drawings) , Or it can be on one side. This can be selected according to specific application conditions.
  • the connecting portion 12 has a suitable structural shape.
  • the connecting portion 12 includes a receiving cavity 121 for connecting and placing a supporting leg.
  • the accommodating cavity 121 is used to place at least a part of the supporting leg of the supporting device, or to allow the supporting leg to pass through the accommodating cavity 121, so as to realize the releasable assembly connection of the caster assembly and the supporting leg.
  • the receiving cavity 121 of the connecting portion 12 has an opening 122 that faces at least upwards, so as to receive the supporting leg of the supporting device from above, or to allow the supporting leg to extend through in the vertical direction.
  • the accommodating cavity 121 may have different structural forms.
  • the accommodating cavity 121 may be formed in a cylindrical shape, the accommodating cavity 121 may have a closed bottom or not, or the cross-section of the accommodating cavity 121 may gradually decrease downward from the opening 122, such as a conical or pyramidal shape.
  • Various types of accommodating cavities 121 can have their own functional advantages based on their respective structural characteristics. For example, for a conical or pyramid-shaped accommodating cavity 121, when the supporting leg falls into the accommodating cavity 121, it is easy to pass through the cone. The shape structure realizes positioning and fixation.
  • the accommodating cavity 121 includes a connecting wall 123 directly fixedly connected to the supporting portion 11;
  • the first side wall 124 and the second side wall 125 are fixedly arranged on the connecting wall 123 at a distance from each other;
  • the manual locking device is arranged on the first side wall 124 and the second side wall 125. Between two side walls 125.
  • the connecting wall 123 is directly connected to the supporting portion 11 or is made integrally.
  • the first side wall 124 and the second side wall 125 are spaced apart from each other and extend from the connecting wall 123, so the space between the first side wall 124, the second side wall 125 and the connecting wall 123 forms the receiving cavity 121.
  • the first side wall and the second side wall can have suitable different structural forms, and are not limited to the vertically extending plate-shaped members shown in the figure (in use state).
  • the first side wall and the second side wall also It can be designed as a thin rod-shaped structure.
  • the manual locking device will be described in detail below.
  • the cross-sectional shape of the accommodating cavity 121 matches the cross-sectional shape of the supporting leg, so as to achieve a good locking fit for the supporting leg.
  • the cross-sectional shape of the supporting leg is rectangular, the cross-sectional shape of the receiving cavity 121 is also a corresponding rectangle; similarly, if the cross-sectional shape of the supporting leg is circular or elliptical, the cross-sectional shape of the receiving cavity 121 is also corresponding. Round or oval.
  • a suitable gap can also be designed to allow the manual locking device to have sufficient setting and working space.
  • the inner surface of the connecting wall 123 is provided with an elastic material, such as rubber, to achieve elastic cushioning of the contact between the caster assembly and the supporting leg.
  • an elastic material such as rubber
  • a friction material with a high friction coefficient such as sandpaper with a rough surface, may also be provided on the connecting wall 123.
  • the manual locking device is used to releasably lock the caster assembly on the support leg.
  • the supporting leg when the supporting leg is placed in the receiving cavity 121 or passing through the receiving cavity 121, the supporting leg can be releasably locked by the manual locking device.
  • the manual locking device may have a variety of structural forms, and is not limited to the specific embodiments shown in the drawings of this application.
  • the manual locking device may be in the form of a snap fit.
  • the manual locking device includes a threaded rod 14 arranged in a horizontal direction in the use state, and the threaded rod 14 is fitted from the outside through threaded engagement. Extend into the containing cavity 121.
  • the threaded rod 14 can extend into the accommodating cavity 121 through the threaded fit between the wall of the accommodating cavity 121 and can adjust the length of the extending into the accommodating cavity 121.
  • the manual locking device includes: a stop plate 15 detachably mounted on the first side wall 124 and the second side wall 125 A threaded through hole 151 and a threaded rod 14 are interposed therebetween.
  • the threaded rod 14 is threadedly fitted with the threaded through hole 151 to extend into the receiving cavity 121 from the outside.
  • the stop plate 15 is installed between the first side wall 124 and the second side wall 125, so as to surround and define a receiving cavity together with the first side wall 124 and the second side wall 125 and the connecting wall 123. .
  • the stop plate 15 is detachably installed between the first side wall and the second side wall, so it can provide various possibilities for the installation of the support leg and the caster assembly. For example, when the stop plate is not removed, the support leg can enter the accommodating cavity along the opening 122; when the stop plate is removed, it can be allowed to enter the accommodating cavity from the side, that is, from the first side wall and the second side. The side opening of the wall enters the accommodating cavity.
  • the stop plate 15 can be installed through the installation grooves 17 opened in the first side wall and the second side wall.
  • the stop plate 15 is provided with a threaded through hole 151 for threaded engagement with the threaded rod 14.
  • the end of the threaded rod 14 extending into the receiving cavity 121 is provided with a pressing member 16 for directly pressing on the accommodating cavity 121.
  • the supporting legs placed in the accommodating cavity 121 especially the sides of the supporting legs.
  • the threaded rod 14 does not directly abut the support leg, but uses the pressing member 16 at the foremost end, so that the threaded rod can be protected.
  • the end surface of the pressing member 16 may preferably be provided with an elastic material, such as rubber, or a friction material with a high friction coefficient, such as sandpaper with a relatively rough surface.
  • the pressing member 16 may have a variety of structural forms.
  • the pressing member 16 is a truncated cone or a pyramid, and the larger area of the truncated cone or the pyramid faces the container.
  • the inside of the cavity 121 can increase the area against the supporting legs and improve the holding force.
  • the pressing member 16 may be a plate-shaped member, which is slidably installed in two opposite inner portions of the accommodating cavity 121 through the guide groove 18 Between the surfaces. Therefore, when the threaded rod 14 moves linearly through the threaded fit, the pressing member can be driven to move back and forth, thereby achieving pressing and releasing.
  • the pressing piece 16 includes a connecting hole 161, and the threaded rod 14 passes through the threaded rod 14 with clearance.
  • the connecting hole 161 is provided with a stop protrusion 141 for preventing the pressing member 16 from falling off the threaded rod 14.
  • the threaded rod 14 and the pressing member 16 are connected to each other through the connecting hole 161. Since a gap is designed between the threaded rod 14 and the connecting hole 161, the pressing member 16 will not rotate with the threaded rod.
  • the design of the stopper protrusion 141 can prevent the pressing member 16 from detaching from the threaded rod 14.
  • the pressing member only reciprocates and does not rotate together with the threaded rod 14.
  • this application is not limited to this.
  • the pressing member can also be designed to rotate together with the threaded rod; however, for the pressing member of a plate-shaped member, because The matching relationship with the side wall can only slide back and forth and cannot rotate with the threaded rod.
  • the caster assembly according to the technical solution of the present application can have a variety of selectable working modes when matched with the supporting legs of the supporting device.
  • the supporting leg may be inserted into the receiving cavity 121 provided with a bottom plate, so that the position of the supporting leg in the receiving cavity is determined and unchanged.
  • the caster assembly can be removed from the support leg.
  • the supporting leg penetrates through the accommodating cavity 121, so the degree of the supporting leg passing through the accommodating cavity is adjustable.
  • the caster device can be locked to the supporting leg at different positions on the supporting leg.
  • the caster assembly can be detached from the supporting leg, or the caster assembly can be lifted to a higher position without being detached. Therefore, based on different positions, when the supporting legs passing through the accommodating cavity 121 support the ground, the casters 13 can be suspended in the unloaded state.
  • the supporting device changes the supporting angle as required (for example, it is moved), the casters support the entire supporting device (the supporting feet are suspended), so as to achieve the purpose of movement.
  • the extension of the support leg does not extend vertically, but extends obliquely to the horizontal plane.
  • the two supporting legs are not arranged in parallel, but an angle is set between each other, so that the distance between the supporting legs is smaller as you go up, so as to improve the ladder's performance. Overall stability.
  • the angle ⁇ between the extension plane S on which the caster 13 is located and the extension direction P of the support leg 20 placed in the accommodating cavity 121 It is 5 degrees to 10 degrees, preferably 7 degrees.
  • the above-mentioned included angle ⁇ can compensate for the inclined design of the supporting legs, so that the extension plane S on which the caster 13 is located is perpendicular to the horizontal plane or the ground in the working state as much as possible, so that the caster can walk freely.
  • the supporting device can be a ladder, chair, shelf or other devices capable of providing supporting functions.
  • These supporting devices include a plurality of supporting legs, and the bottom end of at least one supporting leg is equipped with the aforementioned caster assembly.
  • the manual locking device can be released first, and then the support leg is inserted into the accommodating cavity or the caster assembly is installed on the support leg, and then manually locked by hand
  • the tightening device realizes the locking of the supporting leg.
  • the casters 13 are designed to protrude beyond the extension plane where the ladder support legs 20 are located. Therefore, by using the relative positional relationship between the casters and the supporting legs, it is possible to switch between the supporting state of the supporting leg 20 (the caster is suspended) and the non-loading state of the supporting leg (the caster supporting the ground).
  • the support leg 20 of the ladder can be arranged obliquely between the ground and the supporting structure (such as a wall). At this time, the caster 13 is in a suspended state.
  • the ladder needs to be moved to complete the work, the ladder is traditionally stowed and transported to the storage place or to the next work location manually, which is very time-consuming and laborious.
  • the top of the ladder can be rotated away from the abutting structure, so that the ladder can be easily converted from the load-bearing state to the non-load-bearing state.
  • the ladder is supported by the casters 13, thereby The operator can easily drag the ladder to move on the ground.
  • the angle between the extension direction of the support leg 20 and the ground can be conveniently adjusted as required.
  • the supporting leg 20 can continue to tilt and rotate clockwise, so that the supporting leg 20 is closer to the horizontal position.
  • the caster bracket provided by the present application can be used to implement the assembly and disassembly (installation and disassembly) of the caster assembly without tools, thereby obtaining higher work efficiency and good convenience in use. .
  • the ladder caster bracket device for loading and unloading without using tools described in this application includes a wheel frame and a manual locking assembly; the wheel frame The roller part 1 and the ladder foot part 2 are included, and the roller part 1 and the ladder foot part 2 are integrally injection molded.
  • the roller part 1 is arranged on one side of the ladder foot part 2.
  • the roller part 1 is used to install the roller 3, and an open part is provided on one side of the ladder foot part 2, and the ladder foot part 2 is inserted and sleeved through the open part.
  • the side plates of the ladder foot 2 located on both sides of the open portion are provided with symmetrical top plate holes 5.
  • the ladder foot 4 In actual use, because the ladder foot 4 is usually in an inclined state, the ladder foot 2 and the roller 1 need to be designed to be in a relatively inclined state, so that the plane where the ladder foot 2 is located and the axle of the roller 3 are 5-10
  • the angle of ° is 7° in this embodiment; when in use, the ladder foot 2 and the inclined ladder foot 4 cooperate to keep the axle of the roller 3 on the roller part 1 horizontal.
  • the manual locking assembly includes a top plate 6, a thrust component 7, and a friction component.
  • the two ends of the top plate 6 are respectively matched with the top plate holes 5 on both sides of the ladder foot 2.
  • the thrust component 7 is used to drive the friction component to compress the ladder. Feet 4;
  • the thrust member 7 adopts a threaded rod with a knob, and a threaded hole matching it is provided on the top plate 6.
  • the thrust component 7 can also be selected from other pressing components such as a pressure wrench, a buckle and the like.
  • the friction member is a disk-shaped member 8.
  • the disk-shaped member 8 is rotationally matched with the end of the threaded rod; rotating the threaded rod will make the disk-shaped member 8
  • the ladder foot 4 is pressed tightly, and the disc-shaped member 8 and the ladder foot 4 are relatively fixed to the ladder foot 4 through frictional pressing force.
  • the friction component is a friction pressure plate 9, the middle part of the top plate 6 has a convex portion 10 protruding to the outside, and the threaded rod is threadedly engaged with the convex portion 10 , The end of the threaded rod is against the friction pressure plate 9; rotating the threaded rod will press the friction pressure plate 9 on the ladder foot 4, the friction pressure plate 9 and the ladder foot 4 are relatively fixed to the ladder foot 4 by friction pressing force .
  • a ladder caster bracket device that does not use tools for loading and unloading.
  • the technical solution of the present invention is realized as follows: a ladder caster bracket device that does not use tools for loading and unloading includes a wheel frame and a manual locking assembly; the wheel frame includes a roller part and a ladder foot part, and the roller part is arranged at One side of the foot of the ladder, the roller part is used to install the roller, one side of the foot of the ladder is provided with an open part, the foot of the ladder is inserted and sleeved on the foot of the ladder through the open part, and the foot of the ladder is located at the two openings.
  • the manual locking assembly includes a top plate, a thrust component and a friction component.
  • the two ends of the top plate are respectively matched with the top plate hole grooves on the two sides of the ladder foot.
  • the component is arranged on the top plate, and the thrust component drives the friction component to compress the ladder foot.
  • the roller part and the foot part of the ladder are integrally injection-molded.
  • the ladder foot part and the roller part are relatively inclined, and the plane on which the ladder foot part is located forms an angle of 5-10° with the axle of the roller.
  • the thrust member is a threaded rod
  • the top plate has a threaded hole matched with the thrust member
  • the friction member is a disk-shaped member, and the disk-shaped member is rotatably matched with the end of the thrust member.
  • the friction component is a friction pressure plate
  • the middle part of the top plate has a convex part protruding to the outside
  • the thrust component is threadedly fitted with the convex part
  • the end of the thrust component abuts the friction pressure plate
  • This scheme designs an outsourcing structure that matches the foot of the ladder column and a manual locking mechanism.
  • the outsourcing structure is matched with the foot structure of the ladder.
  • the manual locking mechanism generates friction, so that the whole can be fixed to the ladder foot of the ladder. , So as to achieve the purpose of fixing the casters, making the ladder easy to carry and transfer; the design of the manual locking mechanism makes the whole installation and removal of the device completely unnecessary to use any tools, which is very convenient to use.

Abstract

L'invention concerne un ensemble roulette pour un dispositif support et un dispositif de support. L'ensemble roulette comprend un support (10) et une roulette (13). Le support (10) comprend une portion de support (11) et une portion de liaison (12) qui sont reliées de manière fixe l'une à l'autre, et la roulette (13) est installée de manière rotative sur la portion de support (11). La portion de liaison (12) comprend une cavité de réception (121), qui est utilisée pour relier et placer une patte support (20), et un dispositif de verrouillage manuel, qui est utilisé pour verrouiller de manière libérable l'ensemble roulette sur la patte support (20). Le dispositif support comprend une pluralité de pieds de support (20), et l'ensemble roulette est installé à l'extrémité inférieure d'au moins un pied de support (20). Lorsque l'ensemble roulette doit être assemblé au dispositif support et démonté de celui-ci, l'ensemble roulette peut être assemblé et démonté de manière efficace et rapidement sans outils.
PCT/CN2020/087005 2019-12-03 2020-04-26 Dispositif support et ensemble roulette associé WO2021109431A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911219669.9 2019-12-03
CN201911219669.9A CN110984837A (zh) 2019-12-03 2019-12-03 一种不使用工具装卸的梯子脚轮支架装置

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WO2021109431A1 true WO2021109431A1 (fr) 2021-06-10

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WO (1) WO2021109431A1 (fr)

Families Citing this family (1)

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CN110984837A (zh) * 2019-12-03 2020-04-10 苏州东润梯业有限公司 一种不使用工具装卸的梯子脚轮支架装置

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US3857460A (en) * 1974-04-10 1974-12-31 R Nini Combination ladder and tool cart
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CN201565868U (zh) * 2009-12-01 2010-09-01 哈尔滨飞机工业集团有限责任公司 一种快卸工装压紧件
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CN102996062A (zh) * 2012-11-30 2013-03-27 衡水供电公司 检修升降平台及其使用方法
CN204398751U (zh) * 2014-12-31 2015-06-17 中国石油大学(华东) 可拆卸自升式桌脚轮
CN208269869U (zh) * 2018-05-11 2018-12-21 常州市三维技术成套设备有限公司 三坐标测量夹具及三坐标测量系统
CN208801235U (zh) * 2018-06-27 2019-04-30 珂卡芙鞋业有限公司 一种女鞋跟加工夹具
CN109176732A (zh) * 2018-09-14 2019-01-11 安徽建联木业有限公司 一种木板切割时的夹具工装
CN209432726U (zh) * 2018-12-29 2019-09-24 珠海东锦石英科技有限公司 石英晶棒籽晶检测仪
CN110984837A (zh) * 2019-12-03 2020-04-10 苏州东润梯业有限公司 一种不使用工具装卸的梯子脚轮支架装置

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