TWI427348B - Assembling device - Google Patents

Description

Locking device

The invention relates to a locking device for locking a lens.

In the manufacturing process of the lens, it is necessary to assemble the lens barrel into the lens holder. The conventional assembly method manually assembles the lens one by one. In the process of mass production of the lens, this method is inefficient, so it is necessary to provide a A locking device that improves the efficiency of lens assembly.

In view of this, it is necessary to provide a locking device that can improve the efficiency of lens assembly.

A locking device includes an upper cover, a rotating handle, a driving wheel, at least two driving wheels, at least two guiding rods, at least two driven wheels, a plurality of locking jigs and a base, the rotating handle Rotatable at a central position of the upper cover, the guide rods are disposed on the upper cover at a distance from each other, and are distributed on the same ring centered on a central axis of the rotary handle, the driving wheel Fixed on the rotating handle, the at least two transmission wheels are respectively fixedly disposed on the guiding rod and rotatably disposed on the upper cover together with the guiding rod, and the driving wheel and the active The wheels are engaged with each other, and the driven wheels are respectively fixed at one end of the locking jig and rotatably disposed on the upper cover together with the locking jig, and the driven wheels respectively mesh with the driving wheel The upper cover is disposed on the base, and the base is provided with a plurality of locks Corresponding groove.

Compared with the prior art, the locking device of the present invention uses a driving wheel to cooperate with a plurality of driven wheels to simultaneously drive a plurality of locking jigs for locking operation, thereby greatly improving production efficiency. At the same time, a plurality of transmission wheels are disposed between the driving wheel and the driven wheel so that the driving direction of the driven wheel and the driving wheel are the same to be convenient for the user.

100‧‧‧Locking device

110‧‧‧Upper cover

112‧‧‧ top board

114‧‧‧ side panels

112a‧‧‧Upper surface

112b‧‧‧ lower surface

112c‧‧‧First perforation

112d‧‧‧second perforation

112e‧‧‧ third perforation

120‧‧‧Transfer

122‧‧‧Handles

124‧‧‧ shaft

126‧‧‧ first card

130‧‧‧Drive wheel

132‧‧‧First shaft hole

134‧‧‧first card slot

140‧‧‧Drive wheel

142‧‧‧Second shaft hole

144‧‧‧Second card slot

150‧‧‧guides

152‧‧‧ rod cap

154‧‧‧ rod body

156‧‧‧Second card

154a‧‧ thread

160‧‧‧ driven wheel

162‧‧‧ Third Axial Hole

164‧‧‧ third card slot

170‧‧‧Locking fixture

172‧‧‧Lock end

174‧‧‧Connected end

173‧‧‧容容

176‧‧ ‧ ribs

174a‧‧‧ third card

180‧‧‧Base

182‧‧‧ upper surface

184‧‧‧ Groove

186‧‧‧Bump

186a‧‧‧Threaded holes

200‧‧‧Locking components

210‧‧‧Part 1

220‧‧‧Part II

1 is an exploded perspective view of a locking device according to a preferred embodiment of the present invention; FIG. 2 is an exploded perspective view of the locking device of FIG. 1 in another direction; FIG. 3 is an assembled view of the locking device of FIG. Figure 1 is a schematic view showing the state of use of the locking device in Figure 1.

Referring to FIGS. 1 to 3 , a locking device 100 according to a preferred embodiment of the present invention includes an upper cover 110 , a rotating handle 120 , a driving wheel 130 , at least two driving wheels 140 , and at least two guiding rods 150 . At least two driven wheels 160, a plurality of locking jigs 170 and a base 180. The rotating handle 120 is rotatably disposed at a central position of the upper cover 110, and the guiding rods 150 are disposed on the upper cover 110 at a distance from each other, and are distributed at a center of the central axis of the rotating handle 120. The driving wheel 130 is fixedly disposed on the rotating handle 120, and the at least two driving wheels 140 are respectively fixedly disposed on the guiding rod 150 and rotatably disposed along with the guiding rod 150. The upper cover 110, and the transmission wheel 140 and the driving wheel 130 are engaged with each other, and the driven wheel 160 is respectively fixed at one end of the locking jig 170 and is rotatable together with the locking jig 170 Is disposed on the upper cover 110, and the driven wheel 160 is respectively The drive wheel 140 is engaged. A plurality of grooves 184 corresponding to the locking jigs 170 are disposed on the base 180. The upper cover 110 is disposed on the base 180.

The upper cover 110 includes a top plate 112 and at least two side plates 114 symmetrically disposed on the edge of the top plate 112. The top plate 112 includes an upper surface 112a and a lower surface 112b corresponding to the upper surface 112a. A first through hole 112c penetrating the upper and lower surfaces 112a, 112b is formed on the top plate 112 for receiving the rotating handle 120. At least two second through holes 112d are disposed around the first through holes 112c of the top plate 112, and the second through holes 112d are distributed on the same ring centered on the center of the first through holes 112c to accommodate In the present embodiment, the guide bar 150 is provided with four second through holes 112d. A third through hole 112e is disposed on the top plate 112 adjacent to each of the second through holes 112d for setting the locking jig 170.

The handle 120 includes a handle 122 and a rotating shaft 124 that is perpendicularly connected to the handle 122. A first latch 126 is disposed on the outer sidewall of the rotating shaft 124 along the axial direction of the rotating shaft 124 for engaging the driving wheel 130. The end of the rotating shaft 124 of the rotating handle 120 passes through the driving wheel 130 and is sleeved with the locking jig 170 through the first through hole 112c from the side of the upper surface 112a of the top plate 112 of the upper cover 110.

The driving wheel 130 is a gear. A first shaft hole 132 is formed in the middle of the driving wheel 130. The first side of the first shaft hole 132 corresponds to the first side of the rotating handle 120. The cassette 126 is provided with a first card slot 134. The driving wheel 130 is disposed on the rotating shaft 124 of the rotating handle 120 and located on the side of the upper surface 112a of the top plate 112 of the upper cover 110. A card 126 card is placed in the first card slot 134.

The transmission wheel 140 is a gear that meshes with the driving wheel 130. A middle portion of each of the transmission wheels 140 is provided with a second shaft hole 142 extending through the transmission wheel 140 for the guide rod 150 to pass through the transmission. The wheel 140 is rotatably disposed on the upper cover 110. It can be understood that a second slot 144 is defined in the axial direction of the inner wall of the second shaft hole 142 for engaging with the guide rod 150, so that the guide rod can be driven when the transmission wheel 140 rotates. 150 rotates together.

The guide rod 150 includes a rod cap 152 and a rod body 154 vertically connected to the rod cap 152. The rod body 154 of each of the guide rods 150 passes through the second shaft hole 142 of the transmission wheel 140 and passes through the second perforation 112d from the side of the upper surface 112a of the top plate 112 to the transmission wheel 140. Rotatable on the upper cover 110. It can be understood that, on the side wall of the rod body 154 of the guide rod 150, a second slot 144 corresponding to the transmission wheel 140 is disposed along the axial direction of the rod body 154 and is accommodated in the second card slot. a second latch 156 in the 144 is provided with a thread 154a at the end of the rod 154 for mating with a threaded hole 186a correspondingly formed on the base 180, so that the guide rod 150 follows the transmission wheel 140 When rotating, the height of the guide rod 150 relative to the base 180 can be changed by screwing the thread of the end portion with the threaded hole 186a of the base 180.

The driven wheel 160 is a gear that can mesh with the transmission wheel 140. The driven wheel 160 is provided with a third shaft hole 162 extending through the driven wheel 160, along the inner sidewall of the third shaft hole 162. A third slot 164 is defined in the axial direction of the third shaft hole 162.

The locking jig 170 is a tool that can be matched with the component to be locked. The locking jig 170 includes a locking end 172 and a connecting end 174 fixed to the locking end 172. The tight end 172 is adapted to cooperate with the component to be locked. In the embodiment, the locking end 172 is a sleeve, and the locking end 172 includes a receiving cavity 173 for accommodating the locking to be locked. The inner wall of the accommodating cavity 173 is provided with a rib 176 that engages with the component to be locked. The connecting end 174 is connected to the driven wheel 160 through a third through hole 112e on the top plate 112 from the side of the lower surface 112b of the top plate 112 of the upper cover 110, wherein a part of the connecting end 174 is placed there. In the third shaft hole 162 of the driven wheel 160, a third latch 174a is disposed on the side wall of the connecting end 174 along the axial direction of the connecting end 174, and the third latch 174a is latched on the driven wheel. The third card slot 164 of the 160 is located. An end of the connecting end 174 connected to the rotating handle 120 is provided with a connecting structure (not shown) connectable to the rotating shaft 124 of the rotating handle 120. The connecting structure can be a threaded connection structure or a snap connection. structure.

The base 180 includes an upper surface 182. A plurality of square recesses 184 corresponding to the locking jigs 170 are defined on the upper surface 182 of the base 180. A plurality of protrusions 186 corresponding to the guide rods 150 are further disposed on the upper surface 182 of the base 180, and a rod with the thread 154a of the guide rod 150 is defined on each of the protrusions 186. The corresponding threaded hole 186a of the body 154 is used to screw the rod 154 into the threaded hole 186a in use and to drive the upper cover 110 to move smoothly downward.

Referring to FIG. 4, the locking device 100 firstly places the first portions 210 of the plurality of components to be locked 200 in the recesses 184 of the base 180, and then the second portion of the components to be locked 200. The portions 220 are respectively placed on the first portion 210 of the to-be-locked component 200 and are opposite to the screw holes (not shown) on the first portion 210, and the upper cover 110 is rotated together with the upper cover 110. The handle 120, the driving wheel 130, the driving wheel 140, the guiding rod 150, the driven wheel 160, and the locking jig 170 are disposed on the base 180, and respectively receive the second portion 220 of the to-be-locked component 200. The accommodating cavity 173 is disposed in the accommodating cavity 173 of the locking end 172 of the locking jig 170. The rib 176 on the side wall is inserted into a groove (not shown) on the second portion 220 of the member to be locked 200. At this time, the shank 120 is rotated, and the shank 120 passes through the rotating shaft 124. The driving wheel 130 is rotated, and the driving wheel 130 drives the driving wheel 140 that meshes with the driving wheel 140 to rotate, and the driving wheel 140 drives the guiding rod 150 connected thereto to rotate, and drives the driven wheel 160 that meshes with the transmission wheel 140. Rotating in the same direction; when the guiding rod 150 rotates, the thread 154a of the end portion cooperates with the threaded hole 186a of the base 180, so that the guiding rod 150 gradually penetrates into the threaded hole 186a to drive the upper cover 110 to be smooth Moving toward the base 180 to prevent the upper cover 110 from impacting the locking element during the falling process; the driven wheel 160 drives the locking jig 170 connected thereto to rotate, through the locking jig 170 The second portion 220 of the locking element 200 is said to be locked in the first portion 210.

The locking device 100 adopts a driving wheel 130 and a plurality of driven wheels 160 to simultaneously assemble a plurality of components to be locked, thereby greatly improving production efficiency, and adopting a plurality of between the driving wheel 130 and the driven wheel 160. The driving wheel 140 thus makes the driven wheel 160 and the driving wheel 130 have the same direction of rotation for the convenience of the user.

It can be understood that the studs 186 disposed on the base 180 can be omitted, and the threaded holes 186a can be directly opened on the upper surface 182 of the base 180.

It can be understood that at least one protrusion 114a is disposed on the side plate 114 of the upper cover 110, and at least one edge is disposed on the edge of the upper surface 182 of the base 180, in order to facilitate the user to determine whether the to-be-locked element is locked in place. The notch 182a corresponding to the protrusion 114a is locked in place when the protrusion 114a is caught in the notch 182a.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in light of the spirit of the present invention are It should be covered by the following patent application.

100‧‧‧Locking device

110‧‧‧Upper cover

120‧‧‧Transfer

122‧‧‧Handles

124‧‧‧ shaft

130‧‧‧Drive wheel

140‧‧‧Drive wheel

150‧‧‧guides

154a‧‧ thread

160‧‧‧ driven wheel

170‧‧‧Locking fixture

173‧‧‧容容

174‧‧‧Connected end

176‧‧ ‧ ribs

180‧‧‧Base

184‧‧‧ Groove

186a‧‧‧Threaded holes

200‧‧‧Locking components

210‧‧‧Part 1

220‧‧‧Part II

Claims (9)

A locking device includes an upper cover, a rotating handle, a driving wheel, at least two driving wheels, at least two guiding rods, at least two driven wheels, a plurality of locking jigs and a base, the rotating handle Rotatable at a central position of the upper cover, the guide rods are disposed on the upper cover at a distance from each other, and are distributed on the same ring centered on a central axis of the rotary handle, the driving wheel Fixed on the rotating handle, the at least two transmission wheels are respectively fixedly disposed on the guiding rod and rotatably disposed on the upper cover together with the guiding rod, and the driving wheel and the active The wheels are engaged with each other, and the driven wheels are respectively fixed at one end of the locking jig and rotatably disposed on the upper cover together with the locking jig, and the driven wheels respectively mesh with the driving wheel The upper cover is disposed on the base, and the base is provided with a plurality of grooves corresponding to the locking fixture. The locking device of claim 1, wherein the upper cover comprises a top plate, and at least two side plates symmetrically disposed on an edge of the top plate, the top plate comprising an upper surface and a top plate a lower surface corresponding to the surface, a first through hole penetrating through the upper and lower surfaces of the top plate is formed on the top plate, and at least two second through holes are disposed around the first through hole, adjacent to each of the second through holes a third through hole is disposed at the position, and the rotating handle passes through the driving wheel and is sleeved by a first through hole of the upper cover from a side of the upper surface of the top plate and a locking jig, each of a guide rod passing through the transmission wheel and rotatably disposing the transmission wheel on the upper cover by a side of an upper surface of the top plate and a second perforation passing through the upper cover, the partial locking fixture Passing through the third side of the top plate from the lower surface side of the top plate of the upper cover A hole is connected to the driven wheel. The locking device of claim 2, wherein the driving wheel, the driving wheel and the driven wheel are intermeshable gears, and the driving wheel comprises a first shaft hole at the first shaft A first card slot is disposed on the inner wall of the hole along the axial direction of the first shaft hole, and the transmission wheel includes a second shaft hole along the axial direction of the second shaft hole on the inner wall of the second shaft hole a second card slot is disposed, the driven wheel includes a third shaft hole, and a third card slot is disposed on the inner wall of the third shaft hole along an axial direction of the third shaft hole, and the rotating handle is disposed a first latch that is disposed in the first card slot is disposed in the first slot of the driving wheel and corresponding to the first slot of the driving wheel, and the guiding rod is disposed in the transmission a second latch disposed in the second shaft hole of the wheel and corresponding to the transmission wheel is provided with a second latch that is disposed in the second card slot, and the locking jig is disposed on the driven wheel. A third latch disposed in the third shaft hole and corresponding to the driven wheel is provided with a third latch that is disposed in the third card slot. The locking device of claim 3, wherein the rotating handle comprises a handle and a rotating shaft vertically connected to the handle, the first latch is disposed on an outer side of the rotating shaft along an axial direction of the rotating shaft a wall, the end of the rotating shaft of the rotating handle passes through the first shaft hole of the driving wheel and is sleeved by a first hole of the upper cover of the upper cover through a first hole of the upper cover and a locking fixture . The locking device of claim 3, wherein the guiding rod comprises a rod cap and a rod body vertically connected to the rod cap, the second cassette is axially along the rod body Provided on a side wall of the rod body, the rod body passes through a second shaft hole of the transmission wheel and passes through a second perforation of the upper cover side of the top plate to the transmission wheel The rotating arrangement is on the upper cover. The locking device of claim 3, wherein the locking fixture comprises a locking end and a connecting end connected to the locking end, the locking end is for engaging with a component to be locked, and the third latch is disposed at a side wall of the connecting end along an axial direction of the connecting end The connecting end is inserted through the third perforation of the top plate from the lower surface side of the top plate of the upper cover and is disposed in the third shaft hole of the driven wheel. The locking device of claim 6, wherein the locking end is a sleeve, and the receiving end includes a receiving cavity for accommodating a locking component, the inner wall of the receiving cavity A rib is provided that engages with the component to be locked. The locking device of claim 5, wherein the base comprises an upper surface, the groove is disposed on an upper surface of the base, and the upper surface of the base is further provided with a plurality of The corresponding column of the guiding rod defines a threaded hole in each of the protrusions, and a thread engageable with the threaded hole is disposed on the rod body of the guiding rod. The locking device according to any one of claims 1 to 8, wherein at least one protrusion is disposed on a side plate of the upper cover, and at least one of the upper surface of the base is disposed on the upper surface of the base Corresponding to and can accommodate the notch of the bump.