CN114198402B

CN114198402B - Guide rail bracket profile structure with stable stress

Info

Publication number: CN114198402B
Application number: CN202111440185.4A
Authority: CN
Inventors: 乔冠男; 乔天冠; 陆玖龙; 田元新; 邱明意; 倪海军; 陈敏敏; 邵丽萍
Original assignee: Zhejiang Joe Noble Aluminum Co ltd
Current assignee: Zhejiang Joe Noble Aluminum Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2023-05-26
Anticipated expiration: 2041-11-30
Also published as: CN114198402A

Abstract

The invention provides a guide rail bracket profile structure with stable stress, which relates to the technical field of aluminum profile guide rail structures and comprises a guide rail main body; the guide rail main part is U font and left and right sides position is provided with the extension board respectively, and the upper end position sliding connection of guide rail main part has the movable block of U font shape, and movable block bottom recess is laminated mutually with guide rail main part both sides extension board, and the movable block is connected through the bolt with the splint, and the lower position is provided with the clamp plate in the middle of the bolt that the movable block is connected with the splint, and the clamp plate bottom end face is laminated mutually with the movable block top face. When the movable block is stressed, the movable block moves downwards through the cooperation of the two buffer pieces, and the movable block is limited to move vertically downwards on the guide rail main body according to the lower shape of the movable block, so that the inclined condition of the movable block cannot occur. The problem that the normal movement of the sliding block at the upper end of the sliding rail can be influenced if the guide rail is subjected to downward acting force when the guide rail moves linearly and the guide rail is deformed due to load pressure is solved.

Description

Guide rail bracket profile structure with stable stress

Technical Field

The invention belongs to the technical field of aluminum profile guide rail structures, and particularly relates to a guide rail bracket profile structure with stable stress.

Background

Aluminum alloy guide rails, also called aluminum profile guide rails, aluminum alloy slide rails and the like. The aluminum alloy guide rail is a device which can bear, fix and guide a moving device or equipment and reduce friction force, is used for linear reciprocating motion occasions, has higher rated load than a linear bearing, can bear certain torque, can realize high-precision linear motion under the condition of high load, and basically has the following defects similar to the prior aluminum profile guide rail bracket: when the guide rail moves linearly, if the guide rail receives downward acting force, normal movement of the sliding block at the upper end of the sliding rail can be affected, and load pressure can lead to deformation of the guide rail, so that the moving mode is damaged.

Therefore, the prior structure and the defects are researched and improved, and the guide rail bracket profile structure with stable stress is provided, so that the aim of having more practical value is fulfilled.

Disclosure of Invention

The invention discloses a guide rail bracket profile structure with stable stress, which is realized by the following specific technical means:

a guide rail bracket profile structure with stable stress comprises a guide rail main body; the guide rail main part is U font and left and right sides position is provided with the extension board respectively, guide rail main part's upper end position sliding connection has the movable block of U font, the movable block bottom recess is laminated mutually with guide rail main part both sides extension board, combine the physique characteristic of movable block, make the movable block carry out the gliding condition of slip skew in guide rail main part intermediate position, and then limit the movable block to carry out the stroke movable block that moves straight line on the guide rail main part and be connected through the bolt with the splint, the lower extreme position is provided with the clamp plate in the middle of the bolt that movable block and splint are connected, the clamp plate bottom end face is laminated mutually with the movable block top face, the movable block is fixed connection has a curb plate respectively with the left and right sides position of splint, cooperate through the setting of splint, can adjust the bolt between movable block and the splint when carrying out the interpolation with the clamp plate upper end required sliding material, reduce the interval between splint and the clamp plate, and combine the curb plate both sides to set up the curb plate, carry out relative assembly connection to the material that will install through two curb plates of splint, increase the means.

Half screw holes have been seted up to movable block top face intermediate position, and half screw holes have been seted up to clamp plate bottom face intermediate position, clamp plate half screw holes and the half screw holes looks block of movable block, the inside setting element that is provided with the I-shaped of movable block, setting element top both sides position is provided with a bolster respectively, two bolster upper end positions and the inside both sides fixed connection of movable block.

Optionally, the below left and right sides of setting element rotates respectively and is connected with the pulley, and the bottom position and the guide rail main part extension board of pulley laminate mutually, and setting element bottom four sides angle position is fixedly connected with the power frame that trades of an L shape respectively, and power frame bottom rotates and is connected with the linkage board of U word shape.

Optionally, linkage board bottom intermediate position sliding connection is in the recess of ejector pad, and the ejector pad is located the position under the linkage board, and the inside of trading the power frame and the upper end position fixed connection of extensible member, the lower extreme position of extensible member and ejector pad top position fixed connection, buffer spring has been cup jointed to the extensible member outer end, and buffer spring's upper end position is laminated mutually with trading the power frame bottom, and buffer spring's lower extreme position is laminated mutually with ejector pad upper end position, and the bottom position guide rail main part extension board's of ejector pad top position is laminated mutually, when trading the power frame and ejector pad interval shorten, the linkage board rotates relatively, extrudes reset spring when the linkage board rotates, will change the effort when trading the power frame downwards, and simultaneously, the extensible member contracts in step, and buffer spring also can contract.

Optionally, a reset spring is arranged at the front end position in the push block groove, and the rear end position of the reset spring is attached to the position below the push block.

Optionally, the guide rail main part rear end position is fixed with installs the frame additional, installs the upper end position of frame additional and has seted up the screw hole, installs the semi-screw hole of frame screw hole and movable block, the semi-screw hole concentric with the clamp plate additional, installs the screw rod in the screw hole internal rotation of frame additional and is connected with the screw rod, and the screw rod is located the semi-screw hole of movable block and the semi-screw hole of clamp plate.

Compared with the prior art, the invention has the following beneficial effects:

when the moving block moves, the moving block receives acting force in the downward direction, partial acting force buffering is carried out through the two buffering pieces between the positioning piece and the moving block, the moving block moves downwards through the cooperation of the two buffering pieces when being stressed, and according to the lower shape of the moving block, the moving block is limited to move in the vertical downward position on the guide rail main body, and the inclined condition of the moving block cannot occur.

In addition, carry out certain range down movement after the setting element atress, when the setting element down moves, the frame pushes down, make the extensible member shrink, buffer spring carries out synchronous shrink, just transmit effort to ejector pad top position, change the action at ejector pad and frame interval, the linkage board is located the place of ejector pad recess position and carries out synchronous forward movement, at this moment buffer spring will shrink, on the other hand the bottom slip of linkage board will be partly effort conversion position, make the effort of straight up direct down convert the downward effort of slope.

In addition, when the movable block is required to be pulled to move at the upper end of the guide rail main body, the additional frame is assembled at the moment, the threaded hole of the additional frame is used for accommodating the screw, the screw is positioned in the half threaded hole of the movable block and the half threaded hole of the pressing plate, and the movable block drives the movable block to move according to the threaded hole formed by the movable block and the pressing plate together when the screw is rotated.

In addition, the movable block is fixedly connected with a side plate respectively at the left side and the right side of the clamping plate, the movable block is matched with the clamping plate through the arrangement of the clamping plate, bolts between the movable block and the clamping plate can be adjusted when required sliding materials are added at the upper end of the clamping plate, the distance between the clamping plate and the clamping plate is reduced, materials to be added are clamped, the side plates arranged at the two sides of the clamping plate are combined, the two side plates of the clamping plate are connected with the materials to be added through the opposite bolts, and the assembly means of the materials are increased.

Drawings

FIG. 1 illustrates a schematic side view state structure according to an embodiment of the present invention;

FIG. 2 shows a schematic diagram of a semi-cut-away front view of an embodiment of the present invention;

FIG. 3 shows a schematic diagram of a left-hand cross-section in accordance with an embodiment of the present invention;

FIG. 4 is a schematic side view of a movable block according to an embodiment of the present invention, from which the positions of the half threaded holes of the pressing plate and the half threaded holes of the movable block can be clearly seen;

FIG. 5 is a schematic side view of a combination of a positioning member and a force changing frame according to an embodiment of the invention;

FIG. 6 is a schematic diagram showing a partially enlarged structure at A in FIG. 5 according to an embodiment of the present invention;

FIG. 7 shows a schematic diagram of a front view of a power conversion frame according to an embodiment of the invention;

FIG. 8 shows a schematic diagram of a left-hand construction of a power frame according to an embodiment of the invention;

in the figure, the correspondence between the component names and the drawing numbers is:

1. a guide rail main body; 2. a moving block; 201. a pressing plate; 202. a clamping plate; 3. a positioning piece; 301. a buffer member; 302. a pulley; 4. a force changing frame; 401. a linkage plate; 402. a pushing block; 403. a telescoping member; 404. a buffer spring; 405. a return spring; 5. adding a frame; 501. and (3) a screw.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.

In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, 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 should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 8:

the invention provides a guide rail bracket section bar structure with stable stress, which comprises the following components: a rail main body 1; the guide rail main body 1 is U font and left and right sides position is provided with the extension board respectively, the upper end position sliding connection of guide rail main body 1 has the movable block 2 of U font, the recess of movable block 2 bottom is laminated mutually with guide rail main body 1 both sides extension board, combine the physique characteristic of movable block 2, when the movable block 2 slides in guide rail main body 1 intermediate position, avoid the movable block 2 to appear the condition of slip skew, and then limit the travel that movable block 2 carried out rectilinear movement on guide rail main body 1, movable block 2 is connected with splint 202 through the bolt, the lower extreme position is provided with clamp plate 201 in the middle of the bolt that movable block 2 and splint 202 are connected, movable block 2 and splint 202's left and right sides position fixedly connected with a curb plate respectively, cooperate with clamp plate 201 through the setting of splint 202, can adjust the bolt between movable block 2 and the splint 202 when adding required sliding material with the clamp plate 201 upper end, reduce the interval between clamp plate 202 and clamp plate 201, carry out the clamp to the material that will install, and combine both sides set up the curb plate 2 and carry out the relative means of installing the bolt through two curb plate 202 to install the material that will install the clamp plate.

Wherein, clamp plate 201 bottom end face is laminated mutually with movable block 2 top end face, half screw hole has been seted up to movable block 2 top end face intermediate position, half screw hole has been seted up to clamp plate 201 bottom end face intermediate position, clamp plate 201 half screw hole and movable block 2 half screw hole looks block, the inside setting element 3 that is provided with the I-shaped of movable block 2, setting element 3 top both sides position is provided with a bolster 301 respectively, two bolster 301 upper end positions and the inside both sides fixed connection of movable block 2, carry out partial effort buffering through two bolsters 301 between setting element 3 and the movable block 2.

The left side and the right side of the lower part of the locating piece 3 are respectively connected with pulleys 302 in a rotating way, the bottom positions of the pulleys 302 are attached to the extending plates of the guide rail main body 1, the four-edge angle positions of the bottom of the locating piece 3 are respectively fixedly connected with an L-shaped force changing frame 4, and the bottoms of the force changing frames 4 are respectively connected with a U-shaped linkage plate 401 in a rotating way.

Wherein, linkage plate 401 bottom intermediate position sliding connection is in the recess of ejector pad 402, and ejector pad 402 is located the position under the linkage plate 401, and the inside of trading power frame 4 and the upper end position fixed connection of extensible member 403, the lower extreme position of extensible member 403 and ejector pad 402 top position fixed connection, the top position of ejector pad 402 bottom position guide rail main part 1 extension board of ejector pad 402 laminating mutually, and ejector pad 402 cooperates pulley 302 to remove, can play restriction movable block 2's effect, avoids movable block 2 to appear the situation that both ends slope.

Wherein, buffer spring 404 has been cup jointed to extensible member 403 outer end, buffer spring 404's upper end position is laminated mutually with the frame 4 bottom that trades, buffer spring 404's lower extreme position is laminated mutually with ejector pad 402 upper end position, ejector pad 402 recess inner front end position is provided with reset spring 405, reset spring 405's rear end position is laminated mutually with ejector pad 402 below position, when frame 4 that trades and ejector pad 402 interval shorten, link plate 401 is rotated relatively, extrude reset spring 405 when link plate 401 rotates, the effort when frame 4 is traded down will be converted in the link plate 401 rotation, simultaneously, extensible member 403 contracts in step, buffer spring 404 also contracts, slow down the impact of decurrent effort, through above-mentioned part cooperation, play the effect that the buffering effort was commutated.

Wherein, guide rail main part 1 rear end position is fixed with installs frame 5 additional, installs the upper end position of frame 5 and has offered the screw hole additional, installs the 5 screw holes of frame and 2 half screw holes of movable block, the half screw hole of clamp plate 201 concentric with the centre of a circle, installs the screw rod 501 of the screw hole internal rotation of frame 5 additional, and screw rod 501 is located 2 half screw holes of movable block and the half screw hole of clamp plate 201, when rotating screw rod 501, movable block 2 drives movable block 2 according to the screw hole that movable block 2 and clamp plate 201 formed jointly and carries out the position removal, accomplishes the removal process of movable block 2, provides relative traction premise for movable block 2.

When in use, the utility model is characterized in that: firstly, the device is additionally installed, firstly, the lower position of the moving block 2 is matched with the positioning piece 3 through the two buffer pieces 301, the installation process of the positioning piece 3 is completed, then the guide rail main body 1 is placed in the moving block 2, the butt joint process of the moving block 2 and the guide rail main body 1 is completed, a force changing frame 4 is respectively fixed at the four-side bottom corner position of the positioning piece 3, the installation process of the force changing frame 4 is completed, when the moving block 2 moves, the buffer pieces 2 are subjected to the action force in the downward direction, partial action force buffering is carried out through the two buffer pieces 301 between the positioning piece 3 and the moving block 2, the moving block 2 moves downwards through the matching of the two buffer pieces 301 when being stressed, according to the lower shape of the moving block 2, the moving block 2 is limited to move in the vertical downward position on the guide rail main body 1, the situation that the moving block 2 inclines does not occur, a certain amplitude of downward movement is carried out after the positioning piece 3 is stressed, the force changing frame 4 is pressed down when the positioning piece 3 moves down, the telescopic piece 403 is contracted, the buffer spring is synchronously contracted, the buffer spring is pushed down to the top end of the position of the sliding plate 402 is converted into the downward action force, and the downward distance is changed to the position of the sliding plate 404, and the action force is simultaneously, and the top end of the sliding plate 402 is changed to the action force is directly, and the action force is changed to the position of the sliding plate 404.

When the movable block 2 is required to be pulled to move in the upper end position of the guide rail main body 1, the additional frame 5 is assembled at the time, the screw 501 is placed in the threaded hole of the additional frame 5, the screw 501 is positioned in the half threaded hole of the movable block 2 and the half threaded hole of the pressing plate 201, and the movable block 2 drives the movable block 2 to move in position according to the threaded hole formed by the movable block 2 and the pressing plate 201 when the screw 501 is rotated.

The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a guide rail support section bar structure of atress stability which characterized in that: comprises a guide rail main body (1); the U-shaped guide rail is characterized in that the guide rail main body (1) is U-shaped, extension plates are respectively arranged at the left side and the right side, a U-shaped moving block (2) is slidably connected to the upper end of the guide rail main body (1), grooves at the bottom of the moving block (2) are attached to the extension plates at the two sides of the guide rail main body (1), the moving block (2) is connected with the clamping plate (202) through bolts, a pressing plate (201) is arranged at the lower position in the middle of the bolts, where the moving block (2) is connected with the clamping plate (202), and the bottom end face of the pressing plate (201) is attached to the top end face of the moving block (2); the movable block (2) is internally provided with an I-shaped positioning piece (3), two buffer pieces (301) are respectively arranged at two sides of the top of the positioning piece (3), and the upper end positions of the two buffer pieces (301) are fixedly connected with two sides of the interior of the movable block (2); the left side and the right side of the lower part of the locating piece (3) are respectively and rotatably connected with pulleys (302), the bottom positions of the pulleys (302) are attached to the extending plates of the guide rail main body (1), the four-edge angular positions of the bottom of the locating piece (3) are respectively and fixedly connected with an L-shaped force changing frame (4), and the bottoms of the force changing frames (4) are rotatably connected with U-shaped linkage plates (401); the middle position of the bottom of the linkage plate (401) is slidably connected in a groove of the push block (402), the push block (402) is positioned at a position right below the linkage plate (401), the inside of the force changing frame (4) is fixedly connected with the upper end position of the telescopic piece (403), the lower end position of the telescopic piece (403) is fixedly connected with the top position of the push block (402), and the bottom position of the push block (402) is attached to the top position of the extension plate of the guide rail main body (1); the outer end of the telescopic piece (403) is sleeved with a buffer spring (404), the upper end position of the buffer spring (404) is attached to the bottom of the force changing frame (4), and the lower end position of the buffer spring (404) is attached to the upper end position of the push block (402); the front end position in the groove of the push block (402) is provided with a return spring (405), and the rear end position of the return spring (405) is attached to the position below the push block (402).

2. A steady-force rail bracket profile structure as in claim 1, wherein: half threaded holes are formed in the middle of the top end face of the moving block (2), half threaded holes are formed in the middle of the bottom end face of the pressing plate (201), and the half threaded holes of the pressing plate (201) are clamped with the half threaded holes of the moving block (2).

3. A steady-force rail bracket profile structure as in claim 1, wherein: the guide rail is characterized in that an installing frame (5) is fixed at the rear end of the guide rail main body (1), a threaded hole is formed in the upper end of the installing frame (5), the threaded hole of the installing frame (5) is concentric with the semi-threaded hole of the moving block (2) and the semi-threaded hole of the pressing plate (201), a screw (501) is rotationally connected in the threaded hole of the installing frame (5), and the screw (501) is located in the semi-threaded hole of the moving block (2) and the semi-threaded hole of the pressing plate (201).