CN212963206U

CN212963206U - Smooth sliding grating ruler reading head

Info

Publication number: CN212963206U
Application number: CN202021951837.1U
Authority: CN
Inventors: 王有广
Original assignee: Suzhou Bergner Industrial Equipment Co ltd
Current assignee: Suzhou Bergner Industrial Equipment Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-13
Anticipated expiration: 2030-09-09

Abstract

The utility model relates to a grating chi technical field, and a gliding grating chi reading head of can smooth is disclosed, including the grating chi, sliding connection is at the coaster in the grating chi and the reading head of fixed connection in the coaster upper end, the lower extreme fixedly connected with backup pad of coaster, two first gyro wheels of lower extreme symmetry fixedly connected with of backup pad, the first race that matches the sliding connection with first gyro wheel is seted up to the bottom inner wall of grating chi, two connecting plates of upside outer wall symmetry fixedly connected with of coaster, the second gyro wheel of a plurality of horizontal settings of lateral wall fixedly connected with of connecting plate, the second race that matches the sliding connection with the second gyro wheel is seted up to the inner wall of grating chi, the upper end an organic whole of coaster is connected with T shape fixture block, the lower extreme fixedly connected with joint board of reading head, the T shape draw-in groove of card cover outside T shape fixture. The utility model discloses make the removal of reading head smooth and easy stable, convenient to operate and use.

Description

Smooth sliding grating ruler reading head

Technical Field

The utility model relates to a grating chi technical field especially relates to a gliding grating chi reading head can smooth.

Background

A grating scale, also called a grating scale displacement sensor (grating scale sensor), is a measurement feedback device that operates using the optical principle of a grating. Grating scales are often applied to closed-loop servo systems of numerically controlled machine tools and can be used for detecting linear displacement or angular displacement. The signal output by the sensor is digital pulse, and the sensor has the characteristics of large detection range, high detection precision and high response speed. For example, in a numerically controlled machine tool, it is common to detect the coordinates of the tool and the workpiece to observe and track the feed error, so as to compensate for the motion error of the tool. The grating scale is divided into a transmission grating and a reflection grating according to different manufacturing methods and optical principles.

Present reading head and grating chi sliding connection carry out detection operation together, but present relative slip joint mechanism is not firm enough when removing for the removal of reading head is smooth and easy inadequately, and the fixed loaded down with trivial details of reading head, makes the inconvenience of very when needing to take off the reading head and maintain and repair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving reading head among the prior art and grating chi sliding connection and carrying out the detection operation together, nevertheless present relative slip mechanism is not firm enough when removing for the removal of reading head is smooth and easy inadequately, and the fixed loaded down with trivial details of reading head, makes the very inconvenient problem when needing to take off the reading head and maintain the repair, and the gliding grating chi reading head of can smoothing that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a grating ruler reading head capable of sliding smoothly comprises a grating ruler, a pulley and a reading head, wherein the pulley is connected in the grating ruler in a sliding mode, the reading head is fixedly connected to the upper end of the pulley, a supporting plate is fixedly connected to the lower end of the pulley, two first rollers are fixedly connected to the lower end of the supporting plate in a symmetrical mode, a first roller groove matched with the first rollers in a sliding mode is formed in the inner wall of the bottom of the grating ruler, two connecting plates are fixedly connected to the outer wall of the upper side of the pulley in a symmetrical mode, a plurality of second rollers which are transversely arranged are fixedly connected to the side wall of each connecting plate, a second roller groove matched with the second rollers in a sliding mode is formed in the inner wall of the grating ruler, a T-shaped clamping block is integrally connected to the upper end of the pulley, a clamping plate is fixedly connected to the lower end of the reading head, a T-shaped clamping groove sleeved outside, the T-shaped clamping block is characterized in that a push-pull rod is sleeved in the cylindrical groove in a sliding mode, a push-pull plate is fixedly connected to the front end of the push-pull rod, the same reset spring is fixedly connected between the rear end of the push-pull rod and the bottom of the cylindrical groove, a plurality of through grooves communicated with the cylindrical groove are formed in the left side and the right side of the T-shaped clamping block in a back-to-back mode, a clamping rod is connected in the through grooves in a sliding mode, a clamping groove in inserting connection with the clamping rod in a corresponding mode is formed in the inner wall of the clamping plate, and a connecting rod which is.

Preferably, the upper end of the supporting plate is fixedly connected with a fixing frame which is sleeved at the lower end of the pulley in a covering mode, and the fixing frame is fixedly connected with the pulley through a plurality of fixing bolts.

Preferably, the outer wall fixedly connected with many reference columns of coaster, a plurality of constant head tanks that correspond the grafting with the reference column are seted up to the lateral wall of connecting plate.

Preferably, the upper end of the pulley is fixedly connected with a limiting plate on two opposite sides, and the inner wall of the upper end of the grating ruler is provided with a limiting groove matched with the limiting plate in a sliding manner.

Preferably, the outer wall of the push-pull plate is coated with a layer of anti-skid and wear-resistant rubber pad.

Preferably, the equal fixedly connected with U-shaped fixed plate in both ends about the backup pad, the recess that is used for the U-shaped fixed plate to stretch into is seted up to grating chi's inner wall, the equal fixedly connected with a plurality of third gyro wheels in the back of the body both sides of mutually carrying on the back about the U-shaped fixed plate, the third race that matches the sliding connection with the third gyro wheel is seted up to the inner wall of recess.

Preferably, one end of the clamping rod and the rod wall of the push-pull rod are fixedly connected with a U-shaped clamping plate, and the inner wall of one side, opposite to the U-shaped clamping plate, of the U-shaped clamping plate is rotatably connected with the rod wall of one end of the connecting rod through a pin shaft.

Compared with the prior art, the utility model provides a gliding grating chi reading head can be smooth possesses following beneficial effect:

1. this smooth gliding grating chi reading head, coaster and backup pad through being equipped with, utilize fixed frame to make coaster and backup pad link together firmly, the cooperation of first gyro wheel and first race can effectively support the bottom of coaster spacing, the cooperation of second gyro wheel and second race can be even effectively spacing to the upper end lateral wall of coaster, make the removal that the coaster drove the reading head smoothly stable, and the U-shaped fixed plate that the cooperation was equipped with, the cooperation of the third gyro wheel that both ends were equipped with and third race can effectively be spacing to the both ends of backup pad about the U-shaped fixed plate, make the structure more firm, make the removal of reading head smoothly stable, and convenient for operate and use.

2. This gliding grating chi reading head can be smooth, through T shape fixture block and the joint board that is equipped with, the cooperation that utilizes T shape fixture block and T shape draw-in groove makes the reading head install the upper end at the coaster fast, make the chucking pole aim at the chucking groove, reset spring pull-back push-pull rod, the one end that the push-pull rod drove the connecting rod removes, and then make the other end of connecting rod release the chucking pole and lead to the inslot of groove outer and card income chucking, can realize the firm connection between joint board and the T shape fixture block, can realize the quick assembly disassembly to the reading head, and convenient for maintain and use.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the removal of reading head smooth and easy stable, convenient to operate and use.

Drawings

Fig. 1 is a schematic structural view of a smoothly slidable grating ruler reading head according to the present invention;

fig. 2 is a schematic structural view of a part a of a grating ruler reading head capable of sliding smoothly according to the present invention;

fig. 3 is a schematic structural view of a smooth slidable grating ruler reading head B of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the grating ruler reading head of the present invention, which is a top view of the connection between the T-shaped fixture block and the clamping plate.

In the figure: the device comprises a grating ruler 1, a pulley 2, a reading head 3, a supporting plate 4, a first roller 5, a first wheel groove 6, a connecting plate 7, a second roller 8, a second wheel groove 9, a clamping block 10T-shaped, a clamping plate 11, a clamping groove 12T-shaped, a cylindrical groove 13, a push-pull rod 14, a push-pull plate 15, a reset spring 16, a through groove 17, a clamping rod 18, a clamping groove 19, a connecting rod 20, a fixing frame 21, a positioning column 22, a positioning groove 23, a U-shaped fixing plate 24, a groove 25, a third roller 26 and a third wheel groove 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a grating ruler reading head capable of sliding smoothly comprises a grating ruler 1, a pulley 2 connected in the grating ruler 1 in a sliding manner and a reading head 3 fixedly connected to the upper end of the pulley 2, the lower end of the pulley 2 is fixedly connected with a support plate 4, the lower end of the support plate 4 is fixedly connected with two first rollers 5 in a symmetrical manner, the inner wall of the bottom of the grating ruler 1 is provided with a first roller groove 6 matched with the first roller 5 in a sliding manner, the outer wall of the upper side of the pulley 2 is fixedly connected with two connecting plates 7 in a symmetrical manner, the side wall of the connecting plate 7 is fixedly connected with a plurality of second rollers 8 arranged in a transverse manner, the inner wall of the grating ruler 1 is provided with a second roller groove 9 matched with the second rollers 8 in a sliding manner, the upper end of the pulley 2 is integrally connected with a T-shaped clamping block 10, the lower end of the reading head 3 is fixedly connected with a, the front side of T-shaped fixture block 10 is opened and is equipped with cylinder groove 13, cylinder groove 13 is slided in the sliding sleeve and is connected with push-and-pull rod 14, the front end fixedly connected with push-and-pull plate 15 of push-and-pull rod 14, fixedly connected with same reset spring 16 between the tank bottom of rear end of push-and-pull rod 14 and cylinder groove 13, a plurality of logical grooves 17 that communicate with cylinder groove 13 have all been seted up to the back of the body both sides mutually about T-shaped fixture block 10, sliding connection has chucking rod 18 in logical groove 17, chucking groove 19 that corresponds the grafting with chucking rod 18 is seted up to the inner wall of chucking plate 11, it is connected with the connecting rod 20 of slope setting to rotate between the.

The upper end fixedly connected with cover of backup pad 4 overlaps the fixed frame 21 at coaster 2 lower extreme, through a plurality of fixing bolt fixed connection between fixed frame 21 and coaster 2.

The outer wall fixedly connected with many reference columns 22 of coaster 2, a plurality of constant head tanks 23 that correspond the grafting with reference column 22 are seted up to the lateral wall of connecting plate 7.

The equal fixedly connected with limiting plate in the upper end back of the body both sides of coaster 2, the upper end inner wall of grating chi 1 is seted up and is matchd the spacing groove of sliding with the limiting plate.

The outer wall of the push-pull plate 15 is coated with a layer of anti-skid and wear-resistant rubber pad.

The equal fixedly connected with U-shaped fixed plate 24 in both ends about backup pad 4, and the recess 25 that is used for U-shaped fixed plate 24 to stretch into is offered to grating chi 1's inner wall, and the equal fixedly connected with a plurality of third gyro wheels 26 in the back of the body both sides of the back of the body about U-shaped fixed plate 24, and the inner wall of recess 25 is offered and is matchd the third wheel groove 27 that slides and connect with third gyro wheel 26.

One end of the clamping rod 18 and the rod wall of the push-pull rod 14 are both fixedly connected with a U-shaped clamping plate, and the inner wall of one side, opposite to the U-shaped clamping plate, of the U-shaped clamping plate is rotatably connected with the rod wall of one end of the connecting rod 20 through a pin shaft.

In the utility model, when in use, the pulley 2 and the support plate 4 are firmly connected together by the fixing frame 21 through the pulley 2 and the support plate 4, the bottom of the pulley 2 can be effectively supported and limited by the cooperation of the first roller 5 and the first wheel groove 6, the upper end side wall of the pulley 2 can be effectively limited by the cooperation of the second roller 8 and the second wheel groove 9, so that the pulley 2 drives the reading head 3 to move smoothly and stably, the U-shaped fixing plate 24 is arranged in cooperation, the third roller 26 arranged at the upper end and the lower end of the U-shaped fixing plate 24 and the third wheel groove 27 are matched to effectively limit the two ends of the support plate 4, so that the structure is more stable, the reading head 3 moves smoothly and stably, and is convenient to operate and use, the reading head 3 is quickly installed at the upper end of the pulley 2 through the T-shaped clamping block 10 and the clamping plate 11 which are arranged, by the cooperation of the T-shaped clamping block 10 and the T, so that chucking rod 18 aligns chucking groove 19, and reset spring 16 pulls back push-and-pull rod 14, and push-and-pull rod 14 drives the one end of connecting rod 20 and removes, and then makes the other end of connecting rod 20 push away chucking rod 18 outside through groove 17 and block in chucking groove 19, can realize the firm connection between chucking plate 11 and the T-shaped fixture block 10, can realize the quick assembly disassembly to reading head 3, convenient to maintain the use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A grating ruler reading head capable of sliding smoothly comprises a grating ruler (1), a pulley (2) connected in the grating ruler (1) in a sliding manner and a reading head (3) fixedly connected to the upper end of the pulley (2), and is characterized in that the lower end of the pulley (2) is fixedly connected with a support plate (4), the lower end of the support plate (4) is symmetrically and fixedly connected with two first rollers (5), the inner wall of the bottom of the grating ruler (1) is provided with a first roller groove (6) matched with the first rollers (5) in a sliding manner, the outer wall of the upper side of the pulley (2) is symmetrically and fixedly connected with two connecting plates (7), the side wall of each connecting plate (7) is fixedly connected with a plurality of second rollers (8) which are transversely arranged, the inner wall of the grating ruler (1) is provided with a second roller groove (9) matched with the second rollers (8) in a sliding manner, and the upper end of the pulley (2) is integrally connected with a T, the lower end of the reading head (3) is fixedly connected with a clamping plate (11), a T-shaped clamping groove (12) which is clamped outside a T-shaped clamping block (10) is formed in the side wall of the clamping plate (11), a cylindrical groove (13) is formed in the front side of the T-shaped clamping block (10), a push-pull rod (14) is sleeved in the cylindrical groove (13) in a sliding mode, a push-pull plate (15) is fixedly connected to the front end of the push-pull rod (14), the same reset spring (16) is fixedly connected between the rear end of the push-pull rod (14) and the groove bottom of the cylindrical groove (13), a plurality of through grooves (17) communicated with the cylindrical groove (13) are formed in the left side and the right side of the T-shaped clamping block (10) in a back mode, clamping rods (18) are connected in the through grooves (17) in a sliding mode, clamping grooves (19) correspondingly connected with the clamping rods (18) in a plugging mode are formed in the inner wall of the clamping plate (11), and connecting rods (20).

2. The smoothly slidable grating ruler reading head as claimed in claim 1, wherein the upper end of the support plate (4) is fixedly connected with a fixing frame (21) which covers the lower end of the pulley (2), and the fixing frame (21) and the pulley (2) are fixedly connected through a plurality of fixing bolts.

3. The smoothly slidable grating ruler reading head of claim 1, wherein the outer wall of the pulley (2) is fixedly connected with a plurality of positioning posts (22), and the side wall of the connecting plate (7) is provided with a plurality of positioning grooves (23) correspondingly inserted with the positioning posts (22).

4. The smoothly slidable grating ruler reading head of claim 1, wherein the two opposite sides of the upper end of the pulley (2) are fixedly connected with limiting plates, and the inner wall of the upper end of the grating ruler (1) is provided with a limiting groove matched with the limiting plates in a sliding manner.

5. The smoothly slidable grating ruler reading head of claim 1, wherein the outer wall of the push-pull plate (15) is covered with a layer of anti-slip wear-resistant rubber pad.

6. The smoothly slidable grating ruler reading head according to claim 1, wherein the left end and the right end of the supporting plate (4) are both fixedly connected with a U-shaped fixing plate (24), a groove (25) for the U-shaped fixing plate (24) to extend into is formed in the inner wall of the grating ruler (1), a plurality of third rollers (26) are fixedly connected to the upper side and the lower side of the U-shaped fixing plate (24) which are opposite to each other, and a third roller groove (27) which is matched with the third rollers (26) and is in sliding connection is formed in the inner wall of the groove (25).

7. The smoothly slidable grating ruler reading head of claim 1, wherein one end of the clamping rod (18) and the rod wall of the push-pull rod (14) are fixedly connected with a U-shaped clamping plate, and the inner wall of the U-shaped clamping plate on the opposite side is rotatably connected with the rod wall of one end of the connecting rod (20) through a pin shaft.