CN214923411U

CN214923411U - Lifting mechanism of lens edge grinding machine

Info

Publication number: CN214923411U
Application number: CN202120511011.1U
Authority: CN
Inventors: 陈华
Original assignee: Zhejiang Weizhen Medical Technology Co ltd
Current assignee: Zhejiang Weizhen Medical Technology Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-30
Anticipated expiration: 2031-03-10

Abstract

The utility model belongs to the technical field of the lens edging machine, refer in particular to a lens edging machine's lift is lifted and is put mechanism, including organism and work rack, be provided with clamping piece pressure bar device on the work rack, there is the lift montant along vertical sliding connection on the organism, the head end of lift montant can be inconsistent with the work rack, the end is fixed with the lift movable plate, the lift movable plate passes through nut threaded connection on the lead screw, the lead screw is connected with the drive arrangement transmission, drive the lead screw through the nut drive lift movable plate and lift montant reciprocate, and then realize the up-and-down rotation that the work rack winds its rear end articulated department. The utility model discloses with the help of drive arrangement drive screw-nut's cooperation structure for the lift montant can upwards lift or put down the front end of work rack, in order to satisfy the required requirement of normal work of lens edging machine, its simple structure, spare part are few, equipment cost is low, and the transmission is stable simultaneously, can effectively ensure to go up and down to lift the accuracy of putting.

Description

Lifting mechanism of lens edge grinding machine

The technical field is as follows:

the utility model belongs to the technical field of the lens edging machine, refer in particular to a lens edging machine's lift and put mechanism.

Background art:

glasses are as an eyesight correction apparatus, it mainly includes mirror holder and lens, the lens is mostly discoid before unprocessed, in the lens distribution process, the person of wearing need behind the selected mirror holder according to the shape processing lens of picture frame in the mirror holder, with the lens of processing out and picture frame shape, size matching, generally the lens template of preinstalling in the current picture frame, only need put into lens edging machine with lens and lens template, read the size data of lens template by lens edging machine, and then can process the lens to lens template size.

And the structure of lens edging machine all includes the organism basically, and set up the work bench on the organism, horizontal slip and its rear end can articulate the rotation about the work bench can, be provided with the clamping piece depression bar subassembly that can the centre gripping and rotate the lens on the work bench, be provided with grinding wheel assembly on the organism, it is at the course of the work, it is fixed with the lens through clamping piece depression bar subassembly centre gripping, by work bench horizontal migration and around articulated shaft tilting, make the lens can move and carry out rough machining or fine finishing to grinding wheel assembly's the emery wheel that corresponds. However, the lifting and placing of the existing work bench has the problems of complex driving structure, more parts and high equipment cost.

The invention content is as follows:

the utility model aims at providing a lens edging machine's lift is lifted and is put mechanism, its simple structure, equipment cost are low and the transmission is reliable and stable.

The utility model discloses a realize like this:

the utility model provides a lift of lens edging machine lifts mechanism, includes the organism and the rear end articulates the workstation in the organism, be provided with the clamping piece depression bar device that is used for the centre gripping and rotates the lens on the workstation, be located there is the lift montant along vertical sliding connection on the organism of workstation front end below, and the head end of lift montant can be inconsistent with the workstation, the end is fixed with the lift movable plate, and the lift movable plate passes through nut threaded connection on the lead screw, and the lead screw is connected with the drive arrangement transmission, passes through reciprocating of nut drive lift movable plate and lift montant by drive arrangement drive lead screw, and then realizes the workstation around the tilting of its rear end articulated department.

In the lift of foretell lens edging machine lifts and puts mechanism, the rear end of work rack is fixed with the articulated shaft, articulated shaft circumferential direction and horizontal sliding connection on the organism, the articulated shaft and the one of them one end axial fixity of linkage arm are connected, lift montant and drive arrangement all are provided with the other one of linkage arm and serve, offer on the organism and supply the lift montant to run through and can the spacing hole of horizontal slip bar.

In the lifting and placing mechanism of the lens edge grinding machine, the lifting vertical rod is sleeved with the sliding seat which is connected with the strip-shaped limiting hole in a sliding manner.

In foretell lens edging machine's lift is lifted and is put mechanism, be provided with the clamping piece subassembly that is used for centre gripping lens template on the workstation frame, the head end of lift montant is located the lens template under, and its lid is equipped with the conflict lid, is provided with the contact switch between conflict lid and the lift montant, and one of them lateral part of conflict lid and lift montant are articulated, another lateral part is contradicted with the contact end of contact switch and is connected, contact switch and control assembly electric connection, by the forward rotation or the counter rotation of control assembly according to the signal control clamping piece depression bar device of contact switch.

In the lifting and placing mechanism of the lens edge grinding machine, a shaft rod hole is vertically formed in the linkage arm, and the lifting vertical rod penetrates through the sliding shaft sleeve and is connected in the shaft rod hole in a sliding mode.

In the lifting and releasing mechanism of the lens edge grinding machine, the lifting and releasing mechanism is provided with a moving detection plate, an upper position switch and a lower position switch which can be matched with the moving detection plate are respectively arranged right above and right below the moving detection plate, the upper position switch is fixed on the linkage arm, the lower position switch is fixed at the lower end of the support frame, the upper end of the support frame is fixed on the linkage arm, the upper position switch and the lower position switch are both electrically connected with the control assembly, and the control assembly controls the driving device to be opened or closed according to signals of the upper position switch and the lower position switch.

In the above lifting mechanism for a lens edge grinding machine, the driving device includes a driving motor, and an output shaft of the driving motor is linked with the lead screw, or the lead screw is an output shaft of the driving motor.

In the lifting and placing mechanism of the lens edge grinding machine, the linkage arm is rotatably connected with the guide roller, the machine body is provided with the guide rods in the left and right horizontal directions, and the guide roller is connected to the guide rods in a rolling manner.

In foretell lens edging machine's lift and put mechanism, the articulated shaft is gone up to rotate the cover and is equipped with supplementary axle sleeve, be provided with along the upper and lower direction on the lateral wall of work bench and keep off the position board, keep off the position board and be equipped with along the upper and lower direction and keep off the position spout, be provided with the fender handle that the outer end wore to establish on keeping off the position spout on the supplementary axle sleeve, keep off the handle and keep off and pass through locking subassembly rigidity between the position spout, be provided with the elastic component between supplementary axle sleeve and the linkage arm, and the elastic force of elastic component upwards articulates the rotation direction towards the work bench.

In foretell lens edging machine's lift is lifted and is put mechanism, the locking subassembly is including being provided with a plurality of and keeping off a position the draw-in groove along the length direction interval distribution who keeps off the position spout, keep off the inner of handle and fix on the auxiliary shaft cover fixed connecting rod articulated, just keep off the handle and follow the axial of articulated shaft and control the rotation and can block into one of them fender position draw-in groove.

Compared with the prior art, the utility model outstanding advantage is:

the utility model discloses with the help of drive arrangement drive screw-nut's cooperation structure for the lift montant can upwards lift or put down the front end of work rack, in order to satisfy the required requirement of normal work of lens edging machine, its simple structure, spare part are few, equipment cost is low, and the transmission is stable simultaneously, can effectively ensure to go up and down to lift the accuracy of putting.

Description of the drawings:

fig. 1 is an overall perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a perspective view of the baffle plate of the present invention.

In the figure: 1. a body; 2. a working bench; 3. lifting the vertical rod; 4. a lifting moving plate; 5. a nut; 6. A screw rod; 7. hinging a shaft; 8. a linkage arm; 9. a strip-shaped limiting hole; 10. a sliding seat; 11. a clip assembly; 12. abutting against the cover plate; 13. a sliding shaft sleeve; 14. moving the detection plate; 15. an upper position switch; 16. a lower position switch; 17. a support frame; 18. a drive motor; 19. a guide roller; 20. a guide bar; 21. an auxiliary shaft sleeve; 22. a stop plate; 23. a gear sliding chute; 24. a blocking handle; 25. an elastic member; 26. a gear clamping groove; 27. And fixing the connecting rod.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 3:

the utility model provides a lift of lens edging machine lifts mechanism, includes organism 1 and the work rack 2 that the rear end articulates on organism 1, be provided with the clamping piece depression bar device that is used for the centre gripping and rotates the lens on the work rack 2, be located there is lift montant 3 along vertical sliding connection on the organism 1 of 2 front ends of work rack below, and the head end of lift montant 3 can be inconsistent with work rack 2, the end is fixed with lift movable plate 4, and lift movable plate 4 passes through 5 threaded connection of nut on lead screw 6, and lead screw 6 is connected with the drive arrangement transmission, drives reciprocating of lift movable plate 4 and lift montant 3 through 5 drive arrangement drive lead screw nuts 6, and then realizes that work rack 2 winds the tilting of its rear end articulated department. Namely the utility model discloses with the help of the cooperation structure of drive arrangement drive 6 nuts of lead screw 5 for lift montant 3 can upwards lift up or put down the front end of workstation 2 downwards, in order to satisfy the required requirement of normal work of lens edging machine, its simple structure, spare part are few, equipment cost is low, and the transmission is stable simultaneously, can effectively ensure to go up and down to lift the accuracy of putting.

And in the actual work in-process, the work bench 2 still need to be able to control horizontal slip, therefore in this embodiment, the work bench 2 can control horizontal slip, its rear end can articulate the concrete structure who rotates and be: the rear end of work bench 2 is fixed with articulated shaft 7, and articulated shaft 7 circumferential direction and horizontal sliding connection are on organism 1, and articulated shaft 7 and linkage arm 8's one of them one end axial fixity are connected, lift montant 3 and drive arrangement all are provided with the other one of linkage arm 8 and serve, offer on organism 1 and supply lift montant 3 to run through and can the spacing hole of horizontal slip bar 9. In order to ensure that the rear end of the working table frame 2 can be hinged to rotate when the working table frame horizontally slides left and right, the lifting vertical rod 3 and the driving device are both arranged on the linkage arm 8, so that the lifting vertical rod 3 and the driving device can horizontally slide left and right along with the working table frame 2.

Furthermore, in order to improve the stable sliding of the lifting vertical rod 3 in the bar-shaped limiting hole 9, a sliding seat 10 which is connected with the lifting vertical rod 3 in the bar-shaped limiting hole 9 in a sliding manner is sleeved on the lifting vertical rod 3.

Meanwhile, the utility model discloses in carrying out the edging processing to the lens, in order to improve the machining efficiency of lens, be provided with the clamping piece subassembly 11 that is used for centre gripping lens template on the workstation frame 2, the head end of lift montant 3 is located the lens template under, and its lid is equipped with conflict lid 12, is provided with contact switch between conflict lid 12 and the lift montant 3, and one of them lateral part of conflict lid 12 with lift montant 3 articulated, another lateral part is connected with contact switch's contact end conflict, contact switch and control assembly electric connection, by control assembly according to contact switch's signal control clamping piece compression bar device's forward rotation or reverse rotation. Namely, in the actual edging course of working, the lens template can rotate along with the clamping piece compression bar component and the lens under the centre gripping of clamping piece subassembly 11, and the shape of lens is then drawn close gradually toward the shape of lens template under the grinding wheel component of lens edging machine, and when one of them one corner processing of lens was when the same size of lens template, the lens template then leaned on and contradicted on lid 12, thereby triggered the contact switch of contradicting lid 1212 below, control assembly received behind the signal of contact switch control foot compression bar component from forward rotation switching to the antiport, and then grinding wheel component can be to the other uncompleted position repeated processing of lens, it can continuously carry out effective processing to have ensured grinding wheel component.

In addition, the concrete structure that lift montant 3 is along vertical sliding connection on linkage arm 8 is: the linkage arm 8 is vertically provided with a shaft rod hole, and the lifting vertical rod 3 penetrates through the sliding shaft sleeve 13 and is connected in the shaft rod hole in a sliding manner.

In addition, in order to avoid the over-high or over-low lifting position of the working platform 2, a mobile detection plate 14 is arranged on the lifting moving plate 4, an upper position switch 15 and a lower position switch 16 which can be matched with the mobile detection plate 14 are respectively arranged right above and right below the mobile detection plate 14, the upper position switch 15 is fixed on the linkage arm 8, the lower position switch 16 is fixed at the lower end of a supporting frame 17, the upper end of the supporting frame 17 is fixed on the linkage arm 8, the upper position switch 15 and the lower position switch 16 are both electrically connected with a control assembly, and the control assembly controls the on or off of the driving device according to signals of the upper position switch 15 and the lower position switch 16.

Furthermore, the driving device may adopt a common combination of a power source and a transmission assembly, that is, an output shaft of the power source is sleeved with a driving gear, and the lead screw 6 is sleeved with a driven gear engaged with the driving gear, and in this embodiment, in order to reduce the number of parts and ensure the convenience of assembly, the driving device adopts a specific structure as follows: the driving device comprises a driving motor 18, an output shaft of the driving motor 18 is linked with the screw rod 6, or the screw rod 6 is an output shaft of the driving motor 18.

In order to improve the left and right horizontal sliding stability of the linkage arm 8, the working table frame 2 and the lifting vertical rod 3, the linkage arm 8 is rotatably connected with a guide roller 19, a guide rod 20 is arranged on the machine body 1 in the left and right horizontal directions, and the guide roller 19 is connected to the guide rod 20 in a rolling manner.

Receive the drooping power of action of gravity, in order to realize the precision of control lens edging in order to change the front end of workstation 2, it is equipped with supplementary axle sleeve 21 to rotate the cover on the articulated shaft 7, be provided with on the lateral wall of workstation 2 along upper and lower direction and keep off position board 22, keep off position board 22 and be equipped with along upper and lower direction and keep off position spout 23, be provided with the outer end on supplementary axle sleeve 21 and wear to establish the fender handle 24 that keeps off position spout 23, keep off handle 24 and keep off through locking subassembly rigidity between the position spout 23, be provided with between supplementary axle sleeve 21 and the linkage arm 8 elastic force that elastic component 25, and elastic component 25 upwards articulated direction of rotation towards workstation 2. The locking component may be a plug pin, and a plurality of plug holes are spaced apart from each other on the gear sliding groove 23, and the plug pin penetrates through the gear lever 24 and is plugged into one of the plug holes. When the positions of the blocking handle 24 and the blocking chute 23 are not fixed, the blocking handle 24 can drive the auxiliary shaft sleeve 21 to rotate relative to the hinge shaft 7, and the elastic force of the elastic piece 25 can be adjusted; while the blocking handle 24 is locked with the position of the gear slide 23, the elastic force of the elastic member 25 can be applied to the work bench 22 to reduce the sagging force of the work bench 2.

In the present embodiment, in order to facilitate the position locking between the shift lever 24 and the shift chute 23, the locking assembly adopts the following specific structure: the locking subassembly is including being provided with a plurality of and following fender position spout 23's length direction interval distribution's fender position draw-in groove 26, keep off that the inner of handle 24 is articulated with fixed connecting rod 27 of fixing on supplementary axle sleeve 21, and keep off that handle 24 rotates and can block into one of them fender position draw-in groove 26 along the axial of articulated shaft 7.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a lens edging machine's lift is lifted and is put mechanism, includes organism (1) and rear end and articulates workstation (2) on organism (1), be provided with the clamping piece depression bar device that is used for the centre gripping and rotates the lens on workstation (2), its characterized in that: be located there are lift montant (3) along vertical sliding connection on organism (1) of workstation (2) front end below, the head end of lift montant (3) can be inconsistent with workstation (2), the end is fixed with lift movable plate (4), lift movable plate (4) are through nut (5) threaded connection on lead screw (6), lead screw (6) are connected with the drive arrangement transmission, drive lead screw (6) through nut (5) by drive arrangement drive lead screw (6) drive reciprocating of lift movable plate (4) and lift montant (3), and then realize workstation (2) around the tilting of its rear end articulated department.

2. The lens edger lifting mechanism of claim 1, wherein: the rear end of workstation frame (2) is fixed with articulated shaft (7), articulated shaft (7) circumferential direction and horizontal sliding connection on organism (1), articulated shaft (7) and the wherein one end axial fixity of linkage arm (8) are connected, lift montant (3) and drive arrangement all are provided with the other one of linkage arm (8) and serve, offer on organism (1) and supply lift montant (3) to run through and can the spacing hole of horizontal slip bar (9).

3. The lens edger lifting mechanism of claim 2, wherein: the lifting vertical rod (3) is sleeved with a sliding seat (10) which is connected with the bar-shaped limiting hole (9) in a sliding manner.

4. The lens edger lifting mechanism of claim 1 or 2, wherein: be provided with clamping piece subassembly (11) that are used for centre gripping lens template on workstation frame (2), the head end of lift montant (3) is located the lens template under, and its lid is equipped with conflict lid (12), is provided with contact switch between conflict lid (12) and the lift montant (3), and one of them lateral part of conflict lid (12) is articulated with lift montant (3), another lateral part is contradicted with contact switch's contact end and is connected, contact switch and control assembly electric connection, by control assembly according to contact switch's signal control clamping piece depression bar device's forward rotation or reverse rotation.

5. The lens edger lifting mechanism of claim 2, wherein: the linkage arm (8) is vertically provided with a shaft rod hole, and the lifting vertical rod (3) penetrates through the sliding shaft sleeve (13) and is connected in the shaft rod hole in a sliding mode.

6. The lens edger lifting mechanism of claim 2, wherein: the lifting detection plate (4) is provided with a movable detection plate (14), an upper position switch (15) and a lower position switch (16) which can be matched with the movable detection plate (14) are respectively arranged right above and right below the movable detection plate (14), the upper position switch (15) is fixed on a linkage arm (8), the lower position switch (16) is fixed at the lower end of a support frame (17), the upper end of the support frame (17) is fixed on the linkage arm (8), the upper position switch (15) and the lower position switch (16) are both electrically connected with a control assembly, and the control assembly controls the driving device to be opened or closed according to signals of the upper position switch (15) and the lower position switch (16).

7. The lens edger lifting mechanism of claim 1, wherein: the driving device comprises a driving motor (18), an output shaft of the driving motor (18) is linked with the screw rod (6), or the screw rod (6) is an output shaft of the driving motor (18).

8. The lens edger lifting mechanism of claim 2, wherein: the linkage arm (8) is rotatably connected with a guide roller (19), a guide rod (20) is arranged on the machine body (1) in the left-right horizontal direction, and the guide roller (19) is connected to the guide rod (20) in a rolling manner.

9. The lens edger lifting mechanism of claim 2, wherein: the articulated shaft (7) is gone up to rotate the cover and is equipped with auxiliary shaft sleeve (21), be provided with on the lateral wall of workstation frame (2) along upper and lower direction and keep off position board (22), keep off position board (22) and be equipped with along upper and lower direction and keep off position spout (23), be provided with on auxiliary shaft sleeve (21) the outer end and wear to establish fender handle (24) on keeping off position spout (23), keep off handle (24) and keep off and pass through locking subassembly position fixing between position spout (23), be provided with between auxiliary shaft sleeve (21) and linkage arm (8) elastic component (25), and the elastic force of elastic component (25) upwards articulates the rotation direction towards workstation frame (2).

10. The lens edger lifting mechanism of claim 9, wherein: the locking subassembly is including keeping off position draw-in groove (26) that are provided with a plurality of and follow the length direction interval distribution who keeps off position spout (23), keep off the inner of handle (24) and fix fixed connecting rod (27) articulated on supplementary axle sleeve (21), and keep off handle (24) and follow the axial of articulated shaft (7) and control the rotation and can block into one of them fender position draw-in groove (26).