CN218694162U - Main shaft installation mechanism and circuit board processing equipment - Google Patents

Abstract

The utility model relates to a circuit board processing equipment technical field especially relates to a main shaft installation mechanism and circuit board processing equipment. The main shaft mounting mechanism comprises a mounting body, a clamping body, an adjusting piece and a fastening piece, wherein the clamping body is arranged on the mounting body and used for clamping the main shaft; the adjusting piece is connected with the clamping body and the mounting body and used for adjusting the mounting position of the clamping body on the connecting part; the fastener is used for fixedly connecting the clamping body and the mounting body. According to the main shaft installation mechanism, the installation position of the clamping body on the installation body is adjusted by the adjusting piece, after the proper position is adjusted, the main shaft is fixed on the clamping body by the fastening piece, the main shaft can be directly adjusted, the adjustment amount is controllable, and the adjustment precision is high. The circuit board processing equipment can directly adjust the offset of the main shaft by applying the main shaft installation mechanism, the adjustment amount is controllable, the adjustment precision is high, and the operation efficiency of the circuit board processing equipment can be improved.

Description

Main shaft installation mechanism and circuit board processing equipment

Technical Field

The utility model relates to a circuit board processing equipment technical field especially relates to a main shaft installation mechanism and circuit board processing equipment.

Background

In a circuit board (PCB for short) processing device, such as a PCB drilling machine, a spindle part is a key component of the drilling device, and high-precision hole position processing is realized through high-speed and precise movement in a Z-axis direction. However, in the using process of the drilling machine, due to the influence of factors such as environment, human intervention, misoperation, mechanical vibration and the like, the absolute coordinate origin with good factory calibration can deviate to different degrees, and if the absolute coordinate origin cannot be timely adjusted to zero, the position accuracy of hole machining is directly influenced. At present, various PCB drilling machines do not have a main shaft fine adjustment function, and the relative position of a main shaft and a working table is changed mostly by adjusting the working table so as to realize the zero return correction of a coordinate origin. However, the main shaft cannot be directly adjusted in a deviation manner by the adjusting method, the deviation amount of the main shaft is far smaller than the adjustable range of the workbench, the adjusting precision is insufficient and the adjusting amount is uncontrollable due to the adjustment of the workbench, so that the main shaft needs to be adjusted repeatedly, the main shaft adjusting efficiency is low, and the working efficiency is seriously affected.

Therefore, a need exists for a spindle mounting mechanism that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a main shaft installation mechanism can realize the direct adjustment of main shaft, and the adjustment volume is controllable, and the adjustment accuracy is high.

Another object of the utility model is to provide a circuit board processing equipment, through using above-mentioned main shaft installation mechanism, can the direct adjustment main shaft offset, the adjustment volume is controllable, and the adjustment precision is high, can improve circuit board processing equipment's operating efficiency.

In order to realize the purpose, the following technical scheme is provided:

in one aspect, a spindle mounting mechanism is provided for mounting a spindle of a circuit board processing apparatus, the spindle mounting mechanism including:

an installation body;

the clamping body is arranged on the mounting body and used for clamping the main shaft;

the adjusting piece is arranged between the clamping body and the mounting body and used for adjusting the mounting position of the clamping body on the mounting body;

and the fastener is used for fixedly connecting the clamping body and the mounting body.

As an alternative of the spindle mounting mechanism, a connecting portion is provided on the mounting body, the clamping body is vertically provided on the connecting portion, and the adjusting member is perpendicular to a mounting surface of the clamping body on the connecting portion.

As an alternative of the spindle mounting mechanism, the adjusting member includes an eccentrically-arranged rotating portion and an eccentric portion, the rotating portion is in rotating fit with the connecting portion, the eccentric portion is in movable fit with the clamping body, and rotating the adjusting member enables the eccentric portion to drive the clamping body to move relative to the connecting portion, so as to adjust the mounting position of the clamping body on the connecting portion.

As an alternative of the spindle mounting mechanism, the connecting portion is provided with a first mounting hole which is in running fit with the rotating portion, the clamping body is provided with a second mounting hole which is in running fit with the eccentric portion, and the second mounting hole is a long hole.

As an alternative of the spindle mounting mechanism, an evasion groove is formed in the clamping body, and the second mounting hole is formed in a groove wall of the evasion groove.

As an alternative of the spindle mounting mechanism, one of the clamping body and the connecting portion is provided with a guide post, the other one of the clamping body and the connecting portion is provided with a guide groove in sliding fit with the guide post, a length direction of the guide groove is perpendicular to a length direction of the second mounting hole, and a mounting position of the clamping body on the connecting portion extends along the length direction of the guide groove.

As an alternative of the spindle mounting mechanism, the clamping body comprises a clamping piece and a pressing cover, the clamping piece is U-shaped, the pressing cover is detachably fixed at the U-shaped opening end of the clamping piece and forms a clamping space with the clamping piece, and the spindle is detachably fixed in the clamping space.

As an alternative of the spindle mounting mechanism, the clamping body further comprises a plurality of groups of spindle supporting pieces, the plurality of groups of spindle supporting pieces are fixed on the inner wall of the containing space along the circumferential direction of the containing space, and the spindle supporting pieces are abutted to the outer wall of the spindle.

As an alternative of the spindle mounting mechanism, an abutting surface of the spindle support and the spindle is an arc-shaped surface.

As an alternative of the spindle mounting mechanism, the gland includes a gland body and fixing portions, the fixing portions are connected to both sides of the gland body, the fixing portions are detachably and fixedly connected to the front end faces of the U-shaped arms of the clamping members, and a portion of the gland body is embedded into the U-shaped opening ends of the clamping members.

As an alternative of the spindle mounting mechanism, mounting protrusions are convexly arranged at the bottoms of the front end surfaces of the two U-shaped arms of the clamping piece, and the mounting protrusions are detachably and fixedly connected with the connecting part.

As an alternative of the spindle mounting mechanism, a mounting groove is formed in the mounting body, the connecting portion is located below the mounting groove, and at least a portion of the clamping member is accommodated in the mounting groove.

As an alternative to the spindle mounting mechanism, the shape of the connecting portion matches the shape of the bottom portion of the clamp.

As an alternative of the spindle mounting mechanism, the connecting portion is provided with a plurality of first positioning holes, the clamping body is provided with second positioning holes communicated with the first positioning holes, and the fastening piece penetrates through the first positioning holes and the second positioning holes to fix the connecting portion and the clamping body.

In another aspect, there is provided a circuit board processing apparatus including the spindle mounting mechanism as described above.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a main shaft installation mechanism, including the installation body, the cramping body, regulating part and fastener, utilize the mounted position of regulating part adjustment cramping body on the installation body, after treating to adjust suitable position, use the fastener to be fixed in the main shaft on the cramping body, can realize the direct adjustment of main shaft, the adjustment volume is controllable, and the adjustment precision is high.

The utility model provides a circuit board processing equipment, through using above-mentioned main shaft installation mechanism, can the direct adjustment main shaft offset, the adjustment volume is controllable, and the adjustment precision is high, can improve circuit board processing equipment's operating efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a circuit board processing apparatus provided in an embodiment of the present invention;

fig. 2 is an exploded schematic view of a spindle mounting mechanism according to an embodiment of the present invention;

fig. 3 is a schematic partial structural view of a mounting body according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a clamping member of a clamping body according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a clamping body according to an embodiment of the present invention.

Reference numerals:

100. a main shaft;

1. an installation body; 11. an installation part; 12. a connecting portion; 121. a first mounting hole; 122. a first positioning hole; 123. a guide groove;

2. a clamping body; 21. a clamping member; 211. a second mounting hole; 212. a second positioning hole; 213. a guide post; 214. an avoidance groove; 215. mounting a boss; 22. a gland; 23. a spindle support;

3. an adjustment member; 31. a rotating part; 32. an eccentric portion;

4. a gasket is provided.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Fig. 1 shows a schematic structure of a circuit board processing apparatus provided by an embodiment of the present invention. As shown in fig. 1, the circuit board processing apparatus includes a spindle 100, a spindle mounting mechanism, and a table (not shown in the figure), wherein the spindle mounting mechanism is configured to fixedly mount the spindle 100, and is configured to adjust an offset of the spindle 100, so as to implement zero resetting of an absolute coordinate origin of the spindle 100. Alternatively, the circuit board processing apparatus may be a PCB drill.

In fig. 1, the spindle mounting mechanism includes a mounting body 1, a clamping body 2, an adjusting member 3 (not shown in the figure) and a fastening member (not shown in the figure), the mounting body 1 is used for being fixedly connected with a workbench, the clamping body 2 is arranged on the mounting body 1 and is used for clamping a spindle 100, and the adjusting member 3 is used for connecting the clamping body 2 and the mounting body 1 and can adjust the mounting position of the clamping body 2 on the mounting body 1; the fastening member is used to fix the clamping body 2 to the mounting body 1. In the PCB drilling operation, the installation body 1 is fixed on a workbench, the installation position of the clamping body 2 on the installation body 1 is adjusted by the adjusting piece 3, after the proper position is adjusted, the main shaft 100 is fixed on the clamping body 2 by a fastening piece, the fine adjustment of the main shaft 100 is completed, and the origin of absolute coordinates of the main shaft 100 is reset to zero. In one embodiment, the fasteners may be bolts, screws, or the like.

Preferably, a main shaft gasket (not shown) is disposed between the main shaft 100 and the top of the clamping body 2, and the main shaft gasket is used for ensuring concentricity of the main shaft 100 and the clamping body 2 and ensuring installation accuracy of the main shaft 100. In an embodiment, the material of the spindle washer may be a rubber material, but the spindle washer may also be other soft materials, which is not limited herein.

Fig. 2 shows an exploded view of the spindle mounting mechanism. As shown in fig. 2, the mounting body 1 includes a mounting portion 11 and a connecting portion 12, the mounting portion 11 is used for fixedly connecting with the worktable, and the connecting portion 12 is used for mounting the clamping body 2. The mounting portion 11 is provided with a mounting groove, the connecting portion 12 is located at the bottom of the mounting groove, a part of the clamping body 2 is accommodated in the mounting groove, and the bottom of the clamping body 2 is connected with the connecting portion 12. The clamping body 2 is vertically fixed on the connecting part 12, and the adjusting piece 3 is vertical to the connecting part 12, the clamping body 2 and the plane of the mounting position of the clamping body 2 on the connecting part 12. The adjusting part 3 comprises a rotating part 31 and an eccentric part 32 which are eccentrically arranged, the rotating part 31 is in running fit with the connecting part 12, the eccentric part 32 is in running fit with the clamping body 2, and the rotating adjusting part 3 can enable the eccentric part 32 to drive the clamping body 2 to move relative to the connecting part 12 so as to adjust the installation position of the clamping body 2 on the connecting part 12. Because the rotating part 31 and the eccentric part 32 are eccentrically arranged, when the adjusting piece 3 is rotated, the rotating part 31 is in running fit with the connecting part 12, the position of the rotating part 31 is kept unchanged, and the outer contour of the eccentric part 32 can push the clamping body 2 to move relative to the connecting part 12, so that the position of the clamping body 2 on the connecting part 12 is adjusted, and after the position is adjusted, the clamping body 2 is fixed on the connecting part 12 by using a fastener. Alternatively, a hexagonal recess is provided at the end of the adjusting member 3, and a hexagonal wrench can be inserted into the hexagonal recess of the adjusting member 3 to rotate the adjusting member 3. In other embodiments, the adjusting member 3 may be provided with a matching portion having other shapes, as long as it is convenient to rotate the adjusting member 3 by using a wrench or other operating tools, for example, a straight groove is provided on the adjusting member 3, and the adjusting member 3 is rotated by using a straight screwdriver, which is not limited herein.

Fig. 3 shows a partial structural schematic of the mounting body 1. Fig. 4 shows a partial structural representation of the clamping body 2. In order to ensure that the clamping body 2 can be stably fixed on the connecting portion 12 after being adjusted in position, as shown in fig. 3-4, the connecting portion 12 is provided with a plurality of first positioning holes 122, the clamping body 2 is provided with second positioning holes 212 communicated with the first positioning holes 122, and the fasteners are inserted into the first positioning holes 122 and the second positioning holes 212 to fix the connecting portion 12 and the clamping body 2. The connecting portion 12 is provided with a first mounting hole 121 rotatably engaged with the rotating portion 31, and the clamping body 2 is provided with a second mounting hole 211 movably engaged with the eccentric portion 32. Rotating the adjuster 3 causes the outer wall of the eccentric portion 32 to push the inner wall of the second mounting hole 211 to move the clamping body 2 relative to the connecting portion 12. Aiming at the design of the second mounting hole 211, on one hand, the outer wall of the eccentric part 32 is always abutted against the inner wall of the second mounting hole 211, so that the rotation of the eccentric part 32 can push the inner wall of the second mounting hole 211 to further push the clamping body 2 to move; on the other hand, the second mounting hole 211 should reserve enough space to ensure that the eccentric portion 32 can complete 360 ° rotation, so as to avoid the eccentric portion 32 from being locked. Alternatively, the second mounting hole 211 may be a kidney-shaped hole, and of course, the second mounting hole 211 may also have other shapes as long as the functions of the two aspects are satisfied, and will not be illustrated herein.

In order to realize that the clamping body 2 can move only in one direction relative to the connecting portion 12, one of the clamping body 2 and the connecting portion 12 is provided with the guide post 213, and the other is provided with the guide groove 123 in sliding fit with the guide post 213, and the clamping body 2 can move only in the length direction of the guide groove 123 relative to the connecting portion 12 by the fit of the guide post 213 and the guide groove 123. As shown in fig. 3 to 4, the connecting portion 12 is provided with a guide groove 123, a length direction of the guide groove 123 is perpendicular to a length direction of the second mounting hole 211, the clamping body 2 is provided with a guide column 213, and the guide column 213 is slidably engaged with the guide groove 123, so as to ensure that the clamping body 2 can only move relative to the connecting portion 12 along the length direction of the guide groove 123, and ensure that the movement amount of the spindle 100 is accurately controlled. In one embodiment, the guide groove 123 may be a kidney-shaped hole. Of course, in other embodiments, the guide groove 123 may also be a rectangular long hole, as long as it can perform a specific direction guiding and limiting function on the guide column 213, which is not illustrated herein.

In addition, the eccentric difference of the adjusting member 3 is designed according to the adjustment amount of the main shaft 100, for example, theoretically, the adjustment amount of the main shaft 100 is ± 0.5mm, that is, the moving stroke of the main shaft 100 along the guide groove 123 is 1mm when the eccentric portion 32 of the adjusting member 3 rotates one turn. In order to better limit the reciprocating movement of the spindle 100 along the guide groove 123, the number of the guide posts 213 and the number of the guide grooves 123 are two, and the guide posts 213 and the guide grooves 123 are correspondingly arranged one by one to limit the moving direction of the spindle 100, so that the spindle 100 can only move along the direction of the guide grooves 123.

Optionally, the adjustment range of the main shaft 100 is mainly determined by the eccentric distance between the rotating part 31 and the eccentric part 32 of the adjusting part 3, and the eccentric distance can be 0.1mm, 0.15mm, 0.2mm, etc. according to the adjustment amount required in actual production, and the maximum eccentric distance per 0.05mm is a design standard, and is not more than 0.5mm, and the adjustment accuracy of the scheme over 0.5mm will be reduced. The smaller the eccentric distance between the rotating part 31 and the eccentric part 32 of the adjusting piece 3, the smaller the range of adjustment of the main shaft 100, but the higher the accuracy of adjustment.

Fig. 5 shows a schematic structural view of the gripping body 2. As shown in fig. 5, the clamping body 2 includes a clamping member 21 and a pressing cover 22, the clamping member 21 is U-shaped, the pressing cover 22 is detachably fixed to an open end of the U-shape of the clamping member 21 and forms an enclosure space with the clamping member 21, and the spindle 100 is detachably fixed in the enclosure space. The gland 22 comprises a gland main body and fixing parts, the fixing parts are connected to two sides of the gland main body, the fixing parts are fixedly connected with the front end faces of the U-shaped arms of the clamping pieces 21 in a detachable mode, and one part of the gland main body is embedded into the U-shaped grooves of the clamping pieces 21. In fig. 5, the fixing portion of the gland 22 is fixed to the front end surface of the U-shaped arm of the clamp 21 by fastening bolts, the number of which is not limited.

In order to fix the clamping member 21 and the connecting portion 12 conveniently, mounting protrusions 215 are convexly arranged at the bottoms of the front end surfaces of the two U-shaped arms of the clamping member 21, and the mounting protrusions 215 are detachably and fixedly connected with the connecting portion 12. This design can make fastening bolt pass installation arch 215 and connecting portion 12 can, need not to adopt the long bolt to run through holder 21 and connecting portion 12 fixed, be convenient for on the one hand fixed, on the other hand is convenient for can adopt standard ordinary bolt, need not the customization, reduce cost. In this embodiment, the mounting protrusion 215 is formed with a second positioning hole 212, the connecting portion 12 is formed with a first positioning hole 122 at a position corresponding to the second positioning hole 212, and a fastening member is inserted through the second positioning hole 212 of the mounting protrusion 215 to be detachably and fixedly connected to the connecting portion 12. Furthermore, the holding member 21 is provided with an avoiding groove 214, the second mounting hole 211 is formed in a wall of the avoiding groove 214, the eccentric portion 32 of the adjusting member 3 is movably matched with the second mounting hole 211, and the design can expose the eccentric portion 32 of the adjusting member 3, so that the eccentric portion 32 of the adjusting member 3 can be conveniently rotated by a tool from the avoiding groove 214. Furthermore, by the design of the avoiding groove 214, the adjusting member 3 only needs to pass through the groove wall of the avoiding groove 214 and the connecting portion 12, and does not need to pass through the entire clamping member 21. In addition, a second positioning hole 212 is further formed on a wall of the avoiding groove 214, a first positioning hole 122 is formed at a corresponding portion of the connecting portion 12, and a fastening member is used to penetrate through the second positioning hole 212 on the avoiding groove 214 to be detachably and fixedly connected with the connecting portion 12. In one embodiment, the second mounting hole 211 may be a kidney-shaped hole. Of course, in other embodiments, the second mounting hole 211 may also be a rectangular long hole, as long as it can be movably engaged with the eccentric portion 32 of the adjusting member 3, and the eccentric portion 32 can push the clamping member 21 to move by rotating, which is not illustrated herein.

As shown in fig. 5 in conjunction with fig. 3, the bottom shape of the clip 21 matches the shape of the connecting portion 12, both being U-shaped, so that the connecting portion 12 better supports the mounting clip 21. Preferably, as shown in fig. 5, the spindle mounting mechanism further comprises a sealing washer 4, wherein the sealing washer 4 is disposed between the clamping member 21 and the connecting portion 12 for ensuring tight connection between the clamping member 21 and the connecting portion 12. In this embodiment, the sealing washer 4 is composed of two independently arranged sealing gaskets, and one sealing gasket is arranged at the bottom of the clamping member 21 and the bottom of the gland 22 respectively.

In order to better clamp the main shaft 100, the clamping body 2 further comprises a plurality of sets of main shaft supporting pieces 23, the plurality of sets of main shaft supporting pieces 23 are fixed on the inner wall of the clamping space along the circumferential direction of the clamping space, and the main shaft supporting pieces 23 abut against the outer wall of the main shaft 100. In one embodiment, three sets of spindle supports 23 are disposed in the clamping body 2, the three sets of spindle supports 23 are disposed at intervals along the circumferential direction of the clamping space, and the spindle 100 is clamped and fixed by the spindle supports 23. In one embodiment, each set of spindle support members 23 has an elongated spindle support member 23. In other embodiments, each set of the spindle supports 23 includes a plurality of block-shaped spindle supports 23, and the plurality of spindle supports 23 are arranged in line in the axial direction of the spindle 100.

In this embodiment, two slots are disposed on the clamping member 21 at an interval, a slot is disposed on the pressing cover 22, the slot on the pressing cover 22 and the slot on the clamping member 21 are disposed at an interval, all the slots extend along the central line direction of the clamping space, the spindle supporting member 23 penetrates into the slot from the slot opening of the slot, and the spindle supporting member 23 is fixed in the slot of the clamping member 21 by fastening bolts.

Optionally, when the outer wall of the main shaft 100 is cylindrical, the abutting surface of the main shaft support 23 and the main shaft 100 is an arc surface, which ensures that the main shaft support 23 is tightly fitted with the outer wall of the main shaft 100 to better clamp the main shaft 100. Of course, in other embodiments, the shape of the abutting surface of the spindle support 23 and the spindle 100 may be designed according to the shape of the outer wall of the spindle 100, and is not illustrated.

In an embodiment, the clamping member 21 includes a first sidewall, a second sidewall and a third sidewall, the second sidewall and the third sidewall are respectively connected to two sides of the first sidewall, the second sidewall and the third sidewall are provided with an avoiding groove 214, and the second mounting hole 211 and a portion of the second positioning hole 212 are provided on a wall of the avoiding groove 214. The guide column 213 is also provided on the second side wall and/or the third side wall, and the longitudinal direction of the guide groove 123 on the connecting portion 12 is the same as the longitudinal direction of the second side wall and/or the third side wall. The inner portion of the first side wall of the clamping member 21 is circular arc-shaped, and the side of the pressing cover 22 facing the clamping member 21 is also circular arc-shaped, so that the clamping member 21 and the pressing cover 22 cooperate to form a cylindrical containing space.

For the convenience of understanding the working principle of the spindle mounting mechanism of the present invention, the assembling process of the spindle 100 is as follows:

adhering a sealing gasket to the bottom of the clamping body 2, and then fixing the mounting body 1 on a circuit board processing device; fixing two groups of spindle supporting pieces 23 on a clamping piece 21 through fastening bolts, and smashing two guide pins into pin holes at the bottom of the clamping piece 21 in an interference fit manner, wherein the guide pins can be used as guide columns 213; the eccentric portion 32 of the adjuster 3 is rotated into the second mounting hole 211 of the clamp 21, and then the clamp 21 is mounted on the mounting body 1. At this time, it is ensured that the guide post 213 is inserted into the guide groove 123, the rotating portion 31 of the adjusting member 3 is inserted into the first mounting hole 121, and then the fastening member is sequentially inserted through the second positioning hole 212 and the first positioning hole 122, but is not locked. Installing a main shaft gasket above the clamping body 2, ensuring that the main shaft gasket is concentric and attached to the clamping body 2, penetrating a main shaft 100 from the center of the main shaft gasket, and installing the main shaft 100 into the clamping body 2; another packing is attached to the bottom of the gland 22 and then a set of spindle supports 23 is fixed to the gland 22 by fastening bolts. At this time, the main shaft 100 actually contacts the two sets of the main shaft supports 23 on the clamp 21 and the one set of the main shaft supports 23 on the gland 22, and the main shaft 100 is clamped by three-point fixing. When the position of main shaft 100 is adjusted to needs, utilize hexagonal spanner and the hexagonal hole cooperation of the eccentric portion 32 tip of regulating part 3, make regulating part 3 use its rotation portion 31 to rotate as the axle, the eccentric portion 32 of regulating part 3 is at the rotation in-process, owing to with rotation portion 31 eccentric settings, thereby can promote the inner wall of second mounting hole 211, and then promote the length direction removal of holding body 2 along guide way 123, in order to realize adjusting the mounted position of holding body 2 on connecting portion 12, realize main shaft 100's direct adjustment.

The embodiment also provides a method for adjusting the position of the spindle, which can be used for adjusting the position of the spindle in the circuit board processing equipment, and the method for adjusting the position of the spindle comprises the following steps:

s1, loosening the fastening piece to enable the clamping body 2 to move relative to the mounting body 1;

s2, rotating the adjusting piece 3 to enable the clamping body 2 to move relative to the mounting body 1 until the main shaft 100 clamped by the clamping body 2 moves to a target position;

s3, tightening the fastener to relatively fix the clamping body 2 and the mounting body 1.

In step S2, the adjusting member 3 comprises an eccentrically arranged rotating portion 31 and an eccentric portion 32, the rotating portion 31 is rotatably engaged with the mounting body 1, and the eccentric portion 32 is movably engaged with the clamping body 2. When the adjusting member 3 rotates around the rotating portion 31, the eccentric portion 32 pushes the clamping body 2 to move relative to the mounting body 1, thereby adjusting the mounting position of the clamping body 2 on the mounting body 1. The clamping body 2 is provided with a second mounting hole 211 movably matched with the eccentric part 32, and the second mounting hole 211 is a waist-shaped hole; the mounting body 1 is provided with a first mounting hole 121 rotatably engaged with the rotating portion 31. In one embodiment, the eccentric portion 32 has a hexagonal recess on its end surface, and a hexagonal wrench can be used to rotate the adjusting member 3.

In step S1, the mounting body 1 and the clamping body 2 may be fixed by a plurality of fasteners to ensure the stability of the relative positions of the mounting body 1 and the clamping body 2, and prevent the clamping body 2 from moving relative to the mounting body 1 when the external force is too large.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A spindle mounting mechanism for mounting a spindle (100) of a circuit board processing apparatus, the spindle mounting mechanism comprising:

a mounting body (1);

the clamping body (2) is arranged on the mounting body (1) and is used for clamping the main shaft (100);

the adjusting piece (3) is arranged between the clamping body (2) and the mounting body (1) and is used for adjusting the mounting position of the clamping body (2) on the mounting body (1);

and the fastening piece is used for fixedly connecting the clamping body (2) and the mounting body (1).

2. Spindle mounting mechanism according to claim 1, characterised in that the mounting body (1) is provided with a connecting portion (12), that the clamping body (2) is arranged perpendicularly on the connecting portion (12), and that the adjusting member (3) is perpendicular to the mounting surface of the clamping body (2) on the connecting portion (12).

3. The spindle mounting mechanism according to claim 2, wherein the adjusting member (3) comprises an eccentrically disposed rotating portion (31) and an eccentric portion (32), the rotating portion (31) is rotatably engaged with the connecting portion (12), the eccentric portion (32) is movably engaged with the clamping body (2), and rotating the adjusting member (3) enables the eccentric portion (32) to move the clamping body (2) relative to the connecting portion (12) so as to adjust the mounting position of the clamping body (2) on the connecting portion (12).

4. The spindle mounting mechanism according to claim 3, wherein the connecting portion (12) is provided with a first mounting hole (121) rotatably engaged with the rotating portion (31), the clamping body (2) is provided with a second mounting hole (211) movably engaged with the eccentric portion (32), and the second mounting hole (211) is a long hole;

an avoiding groove (214) is formed in the clamping body (2), and the second mounting hole (211) is formed in the groove wall of the avoiding groove (214).

5. The spindle mounting mechanism according to claim 4, wherein one of the clamping body (2) and the connecting portion (12) is provided with a guide post (213), and the other is provided with a guide groove (123) slidably engaged with the guide post (213), a length direction of the guide groove (123) is perpendicular to a length direction of the second mounting hole (211), and a mounting position of the clamping body (2) on the connecting portion (12) extends along the length direction of the guide groove (123).

6. The spindle mounting mechanism according to any one of claims 2 to 5, wherein the clamping body (2) comprises a clamping member (21) and a pressing cover (22), the clamping member (21) is U-shaped, the pressing cover (22) is detachably fixed at the U-shaped opening end of the clamping member (21) and forms an inclusion space with the clamping member (21), and the spindle (100) is detachably fixed in the inclusion space.

7. The spindle mounting mechanism according to claim 6, wherein the clamping body (2) further comprises a plurality of sets of spindle supporting members (23), the plurality of sets of spindle supporting members (23) are fixed on the inner wall of the clamping space along the circumferential direction of the clamping space, and the spindle supporting members (23) abut against the outer wall of the spindle (100);

the abutting surface of the main shaft support piece (23) and the main shaft (100) is an arc-shaped surface.

8. The spindle mounting mechanism according to claim 7, wherein the gland (22) comprises a gland body and fixing portions, the fixing portions are connected to both sides of the gland body, the fixing portions are detachably and fixedly connected with the front end surfaces of the U-shaped arms of the clamping members (21), and a part of the gland body is embedded into the U-shaped open ends of the clamping members (21);

the bottom of the front end face of each of the two U-shaped arms of the clamping piece (21) is convexly provided with a mounting protrusion (215), and the mounting protrusions (215) are detachably and fixedly connected with the connecting parts (12).

9. Spindle mounting mechanism according to claim 6, characterised in that the mounting body (1) is provided with a mounting slot, the connecting portion (12) being located below the mounting slot, at least a part of the clamping member (21) being received in the mounting slot;

the shape of the connecting part (12) is matched with the shape of the bottom of the clamping piece (21).

10. A circuit board processing apparatus comprising the spindle mounting mechanism as claimed in any one of claims 1 to 9.

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