CN217097044U

CN217097044U - Lifting device of edge grinding machine

Info

Publication number: CN217097044U
Application number: CN202220841985.0U
Authority: CN
Inventors: 徐红光
Original assignee: Shanghai Keruide Precision Instrument Co ltd
Current assignee: Shanghai Keruide Precision Instrument Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-02
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to an edge grinding machine lifting device, which belongs to the technical field of lens edge grinding machines, and comprises a base, a lifting mechanism, a transmission mechanism and a motor, wherein the lifting mechanism comprises a screw rod, a slide block, a guide rod and a machine head device, the motor is in transmission connection with one end of the screw rod through the transmission mechanism, two guide rods are arranged on two sides of the screw rod in parallel, a screw nut is screwed on the screw rod, a linear bearing is sleeved on the guide rod, the slide block is provided with three through holes, the screw nut and the linear bearing are respectively arranged in the through holes, the machine head device is arranged on the slide block, by adopting the structure, the slide block is arranged on the screw rod and the guide rod through the screw nut and the linear bearing by arranging the guide rods on two sides of the screw rod in parallel, the structure is more stable, the slide block and the screw rod are prevented from swinging, the slide block moves up and down along the guide rod under the driving of the screw rod, the machine head device arranged on the slide block is stably lifted to complete the grinding function, the transmission efficiency is high, the structure is simple and reasonable, the assembly is easy, and the machining precision of the grinding disc is improved.

Description

Lifting device of edge grinding machine

Technical Field

The utility model belongs to the technical field of the lens edging machine, in particular to edging machine elevating gear.

Background

Edge grinding machine elevating gear has two kinds of structures on the existing market, one kind is split type structure, an formula lead screw inversion structure as an organic whole, split type structure mechanical structure is too complicated, and manufacturing cost is higher, and transmission efficiency is relatively poor, is unfavorable for the production assembly, and integral type lead screw inversion structure mechanical structure is too simple, and the structure is insecure, and abrasive disc size precision is not high, and elevating gear easily rusts, and the lead screw easily sways, and the lifter atress is inhomogeneous, easily causes the motor card to die.

Therefore, an edging machine lifting device with more reasonable structure, high transmission efficiency and high processing precision is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an edging machine elevating gear for solve the edging machine elevating gear among the prior art transmission inefficiency, the lead screw easily sways, the poor technical problem of machining precision.

The utility model discloses a following technical scheme realizes: the utility model provides an edging machine elevating gear, includes the base and installs elevating system, drive mechanism and motor on the base, elevating system includes lead screw, slider, guide arm and aircraft nose device, the motor pass through drive mechanism with lead screw one end transmission is connected, two the guide arm parallel is located the both sides of lead screw, the spiro union has screw-nut on the lead screw, the cover is equipped with linear bearing on the guide arm, the slider is equipped with three through-hole, screw-nut and linear bearing set up respectively corresponding the position in the through-hole, the aircraft nose device is installed on the slider.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the base bottom is equipped with the recess, drive mechanism sets up in the recess, the base passes through the bearing and rotates the connection the lead screw, the output shaft of lead screw and motor all wear down behind the base with the drive mechanism transmission is connected.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, drive mechanism includes the action wheel, follows driving wheel and drive belt, the action wheel cover is solid on the output shaft of motor, follow the driving wheel cover and gu on the lead screw, pass through the drive belt from the driving wheel and be connected with the action wheel transmission.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the drive belt is the hold-in range, the action wheel passes through hold-in range synchronous drive with the follow driving wheel, the teeth of a cogwheel of action wheel, the teeth of a cogwheel of follow driving wheel and the tooth of hold-in range are the zigzag.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the aircraft nose device includes aircraft nose platform and connecting rod, slider one side prolongs and is equipped with the fixed block, the fixed block is equipped with the jack, peg graft in the bottom of connecting rod in the jack, the aircraft nose platform is installed the top of connecting rod.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, still include the dust guard, the dust guard passes through the bolt level to be fixed two the guide arm top.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, be equipped with spacing hole on the dust guard, the connecting rod cross-under is in the spacing hole.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, screw-nut's outer wall is equipped with the parallel key, is located the inner wall of the through-hole at slider middle part is equipped with the keyway, screw-nut and slider pass through the parallel key and fixed with the cooperation circumference of keyway.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the lateral wall of slider is equipped with the screw hole, every the through-hole all communicates there is at least one the screw hole, screw-nut and slider linear bearing and slider are respectively through the cooperation axial fixity of bolt and the screw hole that corresponds the position.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, base one end is equipped with and is used for the antifriction bearing with edging built-in track sliding connection.

The utility model discloses compare in prior art and have following beneficial effect:

the utility model provides an edge grinding machine lifting device comprises a base, a lifting mechanism arranged on the base, a transmission mechanism and a motor, wherein the lifting mechanism comprises a screw rod, a slide block, a guide rod and a machine head device, the motor is in transmission connection with one end of the screw rod through the transmission mechanism, two guide rods are arranged on two sides of the screw rod in parallel, the screw rod is in threaded connection with a screw nut, a linear bearing is sleeved on the guide rod, the slide block is provided with three through holes, the screw nut and the linear bearing are respectively arranged in the through holes at corresponding positions, the machine head device is arranged on the slide block, the structure is adopted, the slide block is arranged on the screw rod and the guide rod through the screw nut and the linear bearing by arranging the guide rods in parallel on two sides of the screw rod, the structure is more stable, the slide block and the screw rod are prevented from swinging, the slide block moves up and down along the guide rods under the driving of the screw rod, the machine head device arranged on the slide block is stably lifted to complete the grinding function, high, the simple structure of transmission is reasonable, easily assembles, has improved abrasive disc machining precision, makes the utility model discloses a practicality is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of an edge grinding machine lifting device in the present invention;

fig. 2 is a bottom view of the lifting device of the edge grinding machine of the present invention.

In the figure:

1-a base; 2, a motor; 3-a screw rod; 4-a slide block; 5-a guide rod; 6-screw rod nut; 7-a linear bearing; 8-driving wheel; 9-driven wheel; 10-a transmission belt; 11-a head platform; 12-a connecting rod; 13-fixing block; 14-dust guard; 15-limiting holes; 16-rolling bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Moreover, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is also to be understood that the terms "mounted", "connected" and "connected", unless expressly specified or limited otherwise, are intended to be interpreted broadly, as meaning either a fixed connection or a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

Example 1:

in this embodiment, as shown in fig. 1 and 2, the lifting device for an edge grinding machine includes a base 1, and a lifting mechanism, a transmission mechanism and a motor 2 installed on the base 1, specifically, the lifting mechanism includes a screw rod 3, a slider 4, guide rods 5 and a machine head device, the motor 2 is in transmission connection with one end of the screw rod 3 through the transmission mechanism to drive the screw rod 3 to rotate, the two guide rods 5 are parallelly disposed on two sides of the screw rod 3, a screw nut 6 is screwed on the screw rod 3, a linear bearing 7 is sleeved on the guide rods 5, the slider 4 is provided with three through holes, the screw nut 6 and the linear bearing 7 are respectively disposed in the through holes at corresponding positions, and the machine head device is installed on the slider 4.

Adopt this structure, through at above-mentioned lead screw 3 both sides parallel arrangement above-mentioned guide arm 5, above-mentioned slider 4 passes through screw-nut 6 and linear bearing 7 and installs on above-mentioned lead screw 3 and guide arm 5, and the structure is more stable, prevents that above-mentioned slider 4 and lead screw 3 from swaing at the lift in-process, and above-mentioned slider 4 reciprocates along above-mentioned guide arm 5 under the drive of lead screw 3, and the stable lift of aircraft nose device of drive installation on above-mentioned slider 4 is in order to accomplish the abrasive disc function, and high transmission efficiency, simple structure are reasonable, and easily the assembly has improved abrasive disc machining precision, make the utility model discloses a practicality is stronger.

In this embodiment, as shown in fig. 1 and 2, a groove is formed at the bottom of the base 1, the transmission mechanism is disposed in the groove, and an opening direction of the groove is deviated from the upper direction, so that the transmission mechanism is hidden in the groove, thereby effectively preventing dust from being contaminated in the transmission mechanism, and ensuring transmission stability, the base 1 is rotatably connected to the screw rod 3 through a bearing, the screw rod 3, the guide rod 5 and an output shaft of the motor 2 are vertically installed, and the screw rod 3 and the output shaft of the motor 2 are connected to the transmission mechanism after penetrating through the base 1.

Further, as shown in fig. 2, the transmission mechanism includes a driving wheel 8, a driven wheel 9 and a transmission belt 10, the driving wheel 8 is fixedly sleeved on an output shaft of the motor 2, the driven wheel 9 is fixedly sleeved on the screw rod 3, the driven wheel 9 is in transmission connection with the driving wheel 8 through the transmission belt 10, compared with gear set transmission, the belt wheel transmission mode has the advantages of stable transmission, vibration absorption buffering, convenience in maintenance and overload slipping, the output shaft of the motor 2 is parallel to the screw rod 3 and is spaced by a distance from one end, and the belt wheel transmission mode is more suitable for the transmission mode of transmitting power through the transmission belt 10.

As optimization, above-mentioned drive belt 10 is the hold-in range, and above-mentioned action wheel 8 passes through above-mentioned hold-in range synchronous drive with from driving wheel 9, and the teeth of the above-mentioned action wheel 8, from driving wheel 9 and hold-in range are the zigzag, are convenient for control the rotational speed, conveniently adjust and control the height that goes up and down of above-mentioned slider 4 to the abrasive disc machining precision has been guaranteed.

As a specific implementation manner of this embodiment, as shown in fig. 1, the machine head device includes a machine head platform 11 and a connecting rod 12, where the machine head platform 11 is configured to directly contact with a machine head of the edge grinding machine to lift the machine head, specifically, a fixing block 13 is extended from one side of the slider 4, the fixing block 13 and the slider 4 are lifted synchronously, the fixing block 13 is provided with a jack, a bottom end of the connecting rod 12 is inserted into the jack, and the machine head platform 11 is installed at a top end of the connecting rod 12.

In this embodiment, as shown in fig. 1, the grinding apparatus further includes a dust-proof plate 14, the dust-proof plate 14 is used for shielding dust, and preventing the lifting and clamping of the lead screw 3, the slider 4, the lead screw nut 6 and the linear bearing 7 caused by dust deposition from affecting the grinding precision, the dust-proof plate 14 is horizontally fixed on the tops of the two guide rods 5 through bolts, and the projection of the dust-proof plate 14 in the horizontal direction fully covers the lead screw 3, the slider 4, the lead screw nut 6 and the linear bearing 7.

Further, as shown in fig. 1, the dust guard 14 is provided with a limiting hole 15, the position of the limiting hole 15 is opposite to the connecting rod 12, the shape of the limiting hole 15 is the same as that of the connecting rod 12, the connecting rod 12 is in clearance fit and penetration connection with the limiting hole 15, and the connecting rod 12 vertically ascends and descends along the position of the limiting hole 15, so that the stability of the connecting rod 12 and the handpiece platform 11 is improved, and the swinging of the connecting rod 12 and the handpiece platform 11 in the ascending and descending process is further prevented.

In this embodiment, the outer wall of the screw nut 6 is provided with a flat key, the flat key and the screw nut 6 are of an integral structure, the inner wall of the through hole in the middle of the slider 4 is provided with a key groove, and the screw nut 6 and the slider 4 are circumferentially fixed by matching the flat key and the key groove, so that the screw nut 6 is circumferentially kept fixed, and then lifted along the screw rod 3 under the driving of the screw rod 3, and the slider 4 is driven to be lifted synchronously.

Further, the side wall of the slider 4 is provided with a threaded hole, each of the through holes is communicated with at least one threaded hole, the lead screw nut 6 and the slider 4, and the linear bearing 7 and the slider 4 are axially fixed by matching bolts with the threaded holes at corresponding positions respectively, and the end face of the bolt abuts against the lead screw nut 6 or the linear bearing 7, so that the lead screw nut 6 and the linear bearing 7 cannot generate relative displacement with the slider 4 in the vertical direction.

In this embodiment, as shown in fig. 1, one end of the base 1 is provided with a rolling bearing 16 for slidably connecting with a track in an edge grinding machine, and the edge grinding machine lifting device can move along the track in the edge grinding machine through the rolling bearing 16 under the action of power.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an edging machine elevating gear which characterized in that: including base (1) and install elevating system, drive mechanism and motor (2) on base (1), elevating system includes lead screw (3), slider (4), guide arm (5) and aircraft nose device, motor (2) through drive mechanism with lead screw (3) one end transmission is connected, two guide arm (5) parallel is located the both sides of lead screw (3), the spiro union has screw-nut (6) on lead screw (3), the cover is equipped with linear bearing (7) on guide arm (5), slider (4) are equipped with three through-hole, screw-nut (6) and linear bearing (7) set up respectively corresponding the position in the through-hole, the aircraft nose device is installed on slider (4).

2. An edger lifting device according to claim 1, wherein: the base (1) bottom is equipped with the recess, drive mechanism sets up in the recess, base (1) rotates through the bearing and connects lead screw (3), the output shaft of lead screw (3) and motor (2) all wear base (1) down after with the drive mechanism transmission is connected.

3. An edger lifting device according to claim 2, wherein: the transmission mechanism comprises a driving wheel (8), a driven wheel (9) and a transmission belt (10), the driving wheel (8) is fixedly sleeved on an output shaft of the motor (2), the driven wheel (9) is fixedly sleeved on the screw rod (3), and the driven wheel (9) is in transmission connection with the driving wheel (8) through the transmission belt (10).

4. An edger lifting device according to claim 3, wherein: the transmission belt (10) is a synchronous belt, the driving wheel (8) and the driven wheel (9) are in synchronous transmission through the synchronous belt, and the gear teeth of the driving wheel (8), the gear teeth of the driven wheel (9) and the gear teeth of the synchronous belt are saw-toothed.

5. An edger lifting device according to claim 1, wherein: the machine head device comprises a machine head platform (11) and a connecting rod (12), a fixing block (13) is arranged on one side of the sliding block (4) in an extending mode, an inserting hole is formed in the fixing block (13), the bottom end of the connecting rod (12) is inserted into the inserting hole, and the machine head platform (11) is installed at the top end of the connecting rod (12).

6. An edger lifting device according to claim 5, wherein: the anti-dust device is characterized by further comprising a dust-proof plate (14), wherein the dust-proof plate (14) is horizontally fixed to the tops of the two guide rods (5) through bolts.

7. An edger lifting device according to claim 6, wherein: the dustproof plate (14) is provided with a limiting hole (15), and the connecting rod (12) is connected in the limiting hole (15) in a penetrating mode.

8. An edger lifting device according to any one of claims 1-7, wherein: the outer wall of the screw rod nut (6) is provided with a flat key, the inner wall of the through hole in the middle of the sliding block (4) is provided with a key groove, and the screw rod nut (6) and the sliding block (4) are circumferentially fixed through the matching of the flat key and the key groove.

9. An edger lifting device according to claim 8, wherein: the lateral wall of slider (4) is equipped with the screw hole, every the through-hole all communicates at least one the screw hole, screw-nut (6) and slider (4), linear bearing (7) and slider (4) are respectively through the cooperation axial fixity of bolt and the screw hole that corresponds the position.

10. An edger lifting device according to claim 9, wherein: and one end of the base (1) is provided with a rolling bearing (16) which is used for being in sliding connection with an inner track of the edge grinding machine.