CN219521399U - Jacking mechanism - Google Patents

Abstract

The utility model relates to the technical field of mechanical equipment, and discloses a jacking mechanism. The jacking mechanism comprises a fixed plate, a support frame, a guide plate and a driving piece, wherein the support plate is arranged opposite to the fixed plate along the Z-axis direction, the support plate can move along the Z-axis direction, the support frame is arranged on one surface of the support plate, which is close to the fixed plate, in a sliding manner along the X-axis direction, the guide plate is fixed on the fixed plate and is positioned between the fixed plate and the support plate, the support frame is movably connected with the guide plate, the driving piece is connected with the support frame in a driving manner, the driving piece can drive the support frame to slide along the X-axis direction and move on the guide plate along the first direction, and the first direction is positioned on an XZ-axis plane and forms an included angle with the Z-axis direction and the X-axis direction. The jacking mechanism is simple in structure, high in jacking stability and low in cost, and a complex connecting rod mechanism is not required to be arranged.

Description

Jacking mechanism

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a jacking mechanism.

Background

In the field of machining and the like, a jacking device is often required, and the jacking device is used for jacking a workpiece. In the prior art, a jacking mechanism generally directly drives a jacking plate to lift along the vertical direction by a driving piece; and part of the jacking device is provided with a connecting rod structure between the fixed plate and the jacking plate, the connecting rod structure comprises a first connecting rod and a second connecting rod which are pivoted mutually, the first connecting rod is pivoted mutually with the fixed plate, the second connecting rod is pivoted mutually with the jacking plate, and the jacking plate is assisted to jack up through the first connecting rod and the second connecting rod. However, the jacking device is complicated in structure, high in cost, low in stability of the connecting rod structure and easy to shake when the jacking plate is stressed greatly.

Therefore, a jacking mechanism is needed to solve the above problems.

Disclosure of Invention

Based on the above, the utility model aims to provide the jacking mechanism which has simple structure, does not need to be provided with a complex link mechanism, and has higher jacking stability and lower cost.

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

a jacking mechanism comprising:

a fixing plate;

the support plate is arranged opposite to the fixed plate along the Z-axis direction and can move along the Z-axis direction;

the support frame is arranged on one surface of the support plate, which is close to the fixed plate, in a sliding manner along the X-axis direction;

the guide plate is fixed on the fixed plate and positioned between the fixed plate and the supporting plate, and the supporting frame is movably connected with the guide plate;

the driving piece is in driving connection with the support frame, the driving piece can drive the support frame to slide in the support plate along the X-axis direction and move on the guide plate along the first direction, and the first direction is positioned on the XZ plane and forms an included angle with the Z-axis direction and the X-axis direction.

As the preferable scheme of climbing mechanism, rotate on the support frame and be provided with the follower, set up the guide way on the deflector, the follower roll connection is in the guide way, the guide way is at least partly followed the first direction extends.

As the preferable scheme of climbing mechanism, the guide way includes first section, second section and the third section that sets gradually, first section with the extending direction of third section is followed X axle direction sets up, the second section is followed first direction extension sets up.

As a preferable mode of the jacking mechanism, the first section and the third section are positioned on different straight lines.

As the optimal scheme of climbing mechanism, the deflector is provided with two, two the deflector is along Y axle direction relative setting, support frame swing joint is between two the deflector.

As the preferable scheme of climbing mechanism, the driving piece sets up in the backup pad is close to the one side of fixed plate, the output of driving piece can be along X axle direction flexible.

As a preferable mode of the jacking mechanism, the jacking mechanism further comprises:

the sliding assembly comprises a sliding rail and a sliding block, wherein one of the sliding rail and the sliding block is arranged on the supporting plate, the other one of the sliding rail and the sliding block is arranged on the supporting frame, the sliding block is in sliding connection with the sliding rail, and the length of the sliding rail is arranged along the X-axis direction.

As the preferable scheme of climbing mechanism, the slide rail with the slider is provided with two respectively, and two the slide rail is followed Y axle direction interval and is set up, every on the slider slip set up on one the slide rail.

As the preferred scheme of climbing mechanism, still include guide bar and uide bushing, set up the mounting hole on the fixed plate, the uide bushing sets up in the mounting hole, the guide bar extends along the Z axle direction and sets up, the one end of guide bar connect in the backup pad, and wear to locate the uide bushing, the guide bar can follow the uide bushing slides.

As the preferable scheme of climbing mechanism, the guide bar with the uide bushing is provided with a plurality ofly respectively, the interval is equipped with a plurality of on the fixed plate the mounting hole, every the uide bushing sets up in one the mounting hole, every the guide bar wears to locate one the uide bushing.

The beneficial effects of the utility model are as follows:

the utility model provides a jacking mechanism which comprises a fixed plate, a supporting frame, a guide plate and a driving piece, wherein the supporting frame is driven to move through the driving piece, the supporting frame moves on the guide plate along a first direction and simultaneously slides relative to the supporting plate, namely, the supporting frame is displaced in the Z-axis direction and the X-axis direction, and the supporting plate is driven by the supporting frame to move along the Z-axis direction, so that the supporting plate is close to or far away from the fixed plate. The driving piece drives the support frame to drive the backup pad and also be close to the fixed plate when being close to the fixed plate, drives the backup pad and also keeps away from the fixed plate when driving the support frame and keeps away from the fixed plate, realizes the lift of backup pad relative to the fixed plate. Under the above-mentioned structure, the deflector has both played the guide effect for the carriage, has also played the supporting role for the backup pad is comparatively stable, and bearing capacity is higher. The jacking mechanism is simple in structure, high in stability and low in cost, and a complex connecting rod mechanism is not required to be arranged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

Fig. 1 is a schematic structural diagram of a lifting mechanism under a first view angle according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a lifting mechanism under a second view angle according to an embodiment of the present utility model;

fig. 3 is a schematic view of a part of a structure of a lifting mechanism (not shown) according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a part of a lifting mechanism (not shown in the drawings) according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a portion of a lifting mechanism (not shown in the drawings) according to an embodiment of the present utility model.

In the figure:

1. a fixing plate; 2. a support plate; 3. a support frame;

4. a guide plate; 40. a guide groove; 401. a first section; 402. a second section; 403. a third section;

5. a driving member; 6. a follower wheel;

7. a sliding assembly; 71. a slide rail; 72. a slide block;

8. a guide rod; 9. a guide sleeve.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 5, the present embodiment provides a jacking mechanism, which includes a fixing plate 1, a supporting plate 2, a supporting frame 3, a guide plate 4 and a driving member 5, wherein the supporting plate 2 is opposite to the fixing plate 1 along the Z-axis direction, the supporting plate 2 can move along the Z-axis direction, the supporting frame 3 is slidably disposed on one surface of the supporting plate 2 near the fixing plate 1 along the X-axis direction, the guide plate 4 is fixed on the fixing plate 1 and is located between the fixing plate 1 and the supporting plate 2, the supporting frame 3 is movably connected with the guide plate 4, the driving member 5 drives the connecting supporting frame 3, and the driving member 5 can drive the supporting frame 3 to slide on the supporting plate 2 along the X-axis direction and move on the guide plate 4 along the first direction, and the first direction is located on the XZ-plane and forms an included angle with both the Z-axis direction and the X-axis direction. The jacking mechanism provided by the embodiment drives the support frame 3 to move through the driving piece 5, the support frame 3 moves along the first direction on the guide plate 4 and simultaneously slides relative to the support plate 2, namely, the support frame 3 has displacement in the Z-axis direction and the X-axis direction, and the support plate 2 is driven by the support frame 3 to move along the Z-axis direction, so that the support plate 2 is close to or far away from the fixed plate 1. The driving piece 5 drives the support plate 2 to be close to the fixed plate 1 when the support frame 3 is close to the fixed plate 1, and the driving piece 5 drives the support plate 2 to be far away from the fixed plate 1 when the support frame 3 is far away from the fixed plate 1, so that the support plate 2 can be lifted relative to the fixed plate 1. Under the structure, the guide plate 4 plays a guide role for the support frame 3 and also plays a supporting role, so that the support plate 2 is stable and has high bearing capacity. The jacking mechanism is simple in structure, high in stability and low in cost, and a complex connecting rod mechanism is not required to be arranged.

Preferably, the driving member 5 is disposed on a surface of the support plate 2 near the fixing plate 1, and an output end of the driving member 5 can be extended and contracted along the X-axis direction. When the driving piece 5 drives the supporting frame 3 to move, the driving piece 5 moves along with the supporting plate 2. Under the above-mentioned structure, the drive piece 5 is convenient for drive support frame 3 along the relative backup pad 2 slip of X axle direction, and can save space, simultaneously, the output atress of drive piece 5 is less, and backup pad 2 bearing force is mainly born by deflector 4 and fixed plate 1, can effectively prolong the life of drive piece 5. Optionally, the driving piece 5 is a telescopic cylinder, and has simple structure and lower cost. Of course, in other embodiments, the driving member 5 may have other structures, such as a screw-nut mechanism, etc.

As shown in fig. 2, in order to improve the smoothness of the relative sliding of the support frame 3 and the support plate 2, a sliding component 7 is arranged between the support frame 3 and the support plate 2, which is beneficial to improving the lifting smoothness of the support plate 2. Specifically, the slide assembly 7 includes a slide rail 71 and a slider 72, one of the slide rail 71 and the slider 72 is provided on the support plate 2, the other is provided on the support frame 3, the slider 72 is slidably connected to the slide rail 71, and the length of the slide rail 71 is set along the X-axis direction. Exemplarily, the sliding rail 71 extends along the X-axis direction and is disposed on one side of the supporting plate 2 near the fixing plate 1, the sliding block 72 is slidably connected to the sliding rail 71, the supporting frame 3 is fixedly connected to the sliding block 72, the supporting plate 2 is convenient for the setting of the guiding rail, and the sliding fit of the sliding rail 71 and the sliding block 72 can improve the lifting smoothness of the supporting plate 2.

Preferably, two sliding rails 71 are provided, and the two sliding rails 71 are arranged on the supporting plate 2 at intervals along the Y-axis direction, and one sliding block 72 is slidably arranged on each sliding rail 71, so that stability of relative movement between the supporting plate 2 and the supporting frame 3 is improved. Of course, in other embodiments, the number of the sliding rails 71 and the sliding blocks 72 may be set according to actual requirements, for example, the sliding rails 71 and the sliding blocks 72 are respectively provided with 3, 4, etc.

In this embodiment, the jacking mechanism further comprises a guide rod 8 and a guide sleeve 9, the fixing plate 1 is provided with a mounting hole, the guide sleeve 9 is arranged in the mounting hole, the guide rod 8 extends along the Z-axis direction, one end of the guide rod 8 is connected to the support plate 2 and penetrates through the guide sleeve 9, and the guide rod 8 can slide along the guide sleeve 9. The sliding fit of the guide rod 8 and the guide sleeve 9 ensures that the movement stability of the support plate 2 is higher, the support plate 2 can only move along the Z-axis direction, and the lifting of the support plate 2 relative to the fixed plate 1 is realized.

Preferably, the guide rods 8 and the guide sleeves 9 are respectively provided in plurality, a plurality of mounting holes are formed in the fixed plate 1 at intervals, each guide sleeve 9 is arranged in one mounting hole, and each guide rod 8 penetrates through one guide sleeve 9. The setting of a plurality of guide bars 8 makes the removal stability of backup pad 2 higher, and can avoid backup pad 2 to rock at the removal in-process, improves this climbing mechanism's reliability in use. Illustratively, the guide rods 8 and the guide sleeves 9 are respectively arranged at four corners of the fixed plate 1, the four guide rods 8 are respectively connected at four corners of the support plate 2, and the support plate 2 is not easy to shake during lifting. Of course, in other embodiments, the number of the guide rods 8 and the guide sleeves 9 may be set according to actual requirements, for example, 3, 5, 6, etc. guide rods 8 and guide sleeves 9 are provided, respectively.

Further, as shown in fig. 2, fig. 4 and fig. 5, the supporting frame 3 is rotatably provided with a follower wheel 6, the guide plate 4 is provided with a guide groove 40, the follower wheel 6 is in rolling connection with the guide groove 40, and the guide groove 40 at least partially extends along the first direction. When the output end of the driving piece 5 stretches along the X-axis direction, the supporting frame 3 is stressed to move along with the stretching, and the follower wheel 6 rolls along the guide groove 40 at the moment, so that the supporting frame 3 can smoothly move on the guide plate 4 along the first direction, and the supporting plate 2 is driven to lift. Simple structure, the cost is lower, and bearing capacity is stronger, and the lift of backup pad 2 is comparatively stable.

Preferably, two guide plates 4 are provided, the two guide plates 4 are oppositely arranged along the Y-axis direction, and the support frame 3 is movably connected between the two guide plates 4. The two guide plates 4 provide guiding and supporting functions for the supporting frame 3, so that the supporting frame 3 is uniformly stressed and has strong bearing capacity, and the lifting stability of the supporting plate 2 can be effectively improved.

Further preferably, the above-mentioned guide grooves 40 are provided on opposite surfaces of each guide plate 4, and the two ends of the support frame 3 in the Y-axis direction are respectively provided with a follower wheel 6, and each follower wheel 6 is in rolling connection with one guide groove 40, so that the stability of the support frame 3 is higher, and thus the lifting stability of the support plate 2 is higher.

Further, as shown in fig. 5, the guide groove 40 includes a first section 401, a second section 402, and a third section 403 sequentially arranged, the extending directions of the first section 401 and the third section 403 are set along the X-axis direction, and the second section 402 is set along the first direction. When the follower wheel 6 rolls to the first segment 401 or the second segment 402, the driving member 5 continues to drive the support frame 3 to move, the displacement of the support frame 3 in the Z-axis direction is unchanged, that is, the position of the support plate 2 in the Z-axis direction is unchanged, so that the position of the support plate 2 is kept stable.

Preferably, the first section 401 and the third section 403 are located on different lines, i.e. the two positions where the support plate 2 remains stable are not at the same height. More preferably, the height of the first section 401 in the Z-axis direction is higher than the height of the second section 402, and the height of the third section 403 in the Z-axis direction is lower than the height of the second section 402, i.e., the support plate 2 can be kept stable at the highest position and the lowest position.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (10)

1. Jacking mechanism, its characterized in that includes:

a fixed plate (1);

the support plate (2) is arranged opposite to the fixed plate (1) along the Z-axis direction, and the support plate (2) can move along the Z-axis direction;

the support frame (3) is arranged on one surface of the support plate (2) close to the fixed plate (1) in a sliding manner along the X-axis direction;

the guide plate (4) is fixed on the fixed plate (1) and is positioned between the fixed plate (1) and the supporting plate (2), and the supporting frame (3) is movably connected with the guide plate (4);

the driving piece (5) is in driving connection with the supporting frame (3), the driving piece (5) can drive the supporting frame (3) to slide on the supporting plate (2) along the X-axis direction and move on the guide plate (4) along the first direction, and the first direction is positioned on the XZ plane and forms an included angle with the Z-axis direction and the X-axis direction.

2. Jacking mechanism according to claim 1, characterized in that the supporting frame (3) is rotatably provided with a follower wheel (6), the guide plate (4) is provided with a guide groove (40), the follower wheel (6) is in rolling connection with the guide groove (40), and the guide groove (40) extends at least partially in the first direction.

3. The jacking mechanism according to claim 2, wherein the guide groove (40) includes a first section (401), a second section (402) and a third section (403) that are sequentially provided, an extending direction of the first section (401) and the third section (403) is set along the X-axis direction, and the second section (402) is set extending along the first direction.

4. A jacking mechanism according to claim 3, characterized in that the first section (401) and the third section (403) are located on different straight lines.

5. Jacking mechanism according to any one of claims 1-4, characterized in that two guide plates (4) are provided, two guide plates (4) being arranged opposite each other in the Y-axis direction, the support frame (3) being movably connected between two guide plates (4).

6. Jacking mechanism according to any one of claims 1-4, characterized in that the driving element (5) is arranged on the side of the support plate (2) close to the fixed plate (1), and the output end of the driving element (5) can be extended and contracted in the X-axis direction.

7. The lift mechanism of any one of claims 1-4, further comprising:

the sliding assembly (7) comprises a sliding rail (71) and a sliding block (72), wherein one of the sliding rail (71) and the sliding block (72) is arranged on the supporting plate (2), the other one is arranged on the supporting frame (3), the sliding block (72) is in sliding connection with the sliding rail (71), and the length of the sliding rail (71) is arranged along the X-axis direction.

8. The jacking mechanism as claimed in claim 7, wherein two of said slide rails (71) and said slide blocks (72) are provided, respectively, and two of said slide rails (71) are provided at intervals along the Y-axis direction, and each of said slide blocks (72) is slidably provided on one of said slide rails (71).

9. The jacking mechanism according to any one of claims 1 to 4, further comprising a guide rod (8) and a guide sleeve (9), wherein a mounting hole is formed in the fixing plate (1), the guide sleeve (9) is arranged in the mounting hole, the guide rod (8) extends along the Z-axis direction, one end of the guide rod (8) is connected to the support plate (2) and penetrates through the guide sleeve (9), and the guide rod (8) can slide along the guide sleeve (9).

10. Jacking mechanism according to claim 9, characterized in that the guide rods (8) and the guide sleeves (9) are respectively provided in plurality, the fixing plate (1) is provided with a plurality of mounting holes at intervals, each guide sleeve (9) is arranged in one mounting hole, and each guide rod (8) is arranged in one guide sleeve (9) in a penetrating manner.