CN216009352U

CN216009352U - Damping bedplate supporting device

Info

Publication number: CN216009352U
Application number: CN202122200083.7U
Authority: CN
Inventors: 徐海苗
Original assignee: Zhuji Light Industry Times Robot Technology Co ltd
Current assignee: Zhuji Light Industry Times Robot Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-11
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a damping bedplate supporting device, which comprises a hollow base rod, wherein a supporting rod is movably sleeved in the hollow base rod, an adjustable damping mechanism is arranged between the supporting rod and the hollow base rod, and a damping element is arranged between the supporting rod and a base; the adjustable damping mechanism can slide along the axial direction of the hollow base rod, the hollow base rod is an elastic thin-wall part, a closing hoop is sleeved at the upper end of the hollow base rod, a distance adjusting screw is arranged on the closing hoop, and the distance adjusting screw is screwed into the upper port of the retractable hollow base rod to enable the adjustable damping mechanism to be pressed and fixed. The adjustable damping mechanism with the height adjusted is fixed by the closing hoop, so that the damping capacity of the damping element is adjusted adaptively according to the vibration condition of the equipment bedplate, energy absorption and damping can be performed to the maximum extent, and the equipment bedplate is kept stable.

Description

Damping bedplate supporting device

Technical Field

The utility model belongs to the technical field of mechanical equipment damping technique and specifically relates to a but damping platen strutting arrangement is related to.

Background

In the working process of the computerized embroidery machine, the main body frame must bear the impact of the movement of the main shaft in the up-down direction and the 360-degree plane direction of the XY axis, and the main body frame vibrates due to the movement in all directions. The bedplate of the embroidery machine is large in size, obvious resonance of the floor can be caused by bedplate vibration, the vibration is harmful to the embroidery machine, the failure rate of the embroidery machine can be improved, and the precision of embroidery products is seriously influenced; in particular, since the vibration of the table board causes the vibration of the ground, the machine cannot increase the processing speed under the action of the continuous ground resonance, cannot fully exert the processing performance of the table board, and seriously affects the production efficiency. Therefore, the vibration resistance of the main frame is very important, and the quality and the yield of the computer embroidery machine are directly influenced. Therefore, the damping pad is gradually applied to mechanical bedplate of embroidery machine and the like, and the influence of vibration on production and processing is reduced.

For example, chinese patent document (publication No. CN 206268372U) discloses "a forward and reverse steel spring combined damping structure with stiffness increased in three-way large stroke", which includes: the damping bearing platform structure of the horizontal bidirectional mechanical guide rail, the vertical bearing platform plate, the main forward bearing spring structure, the multiple auxiliary reverse bearing spring structures and the mechanism base, the damping bearing platform structure of the horizontal bidirectional mechanical guide rail is installed on the vertical bearing platform plate, the main forward bearing spring structure and the multiple auxiliary reverse bearing spring structures which are arranged on the mechanism base are installed below the vertical bearing platform plate, the main forward bearing spring structure is arranged in the middle of the lower portion of the vertical bearing platform plate, and the multiple auxiliary reverse bearing spring structures are evenly distributed around the main forward bearing spring structure.

The scheme can effectively solve the problems that articles and the like are easy to topple and damage due to earthquake or other vibration effects, but the problems that the articles and the like cannot be adaptively adjusted according to the height of the supporting bedplate and the vibration damping performance cannot be adjusted according to the vibration condition of equipment, and the general applicability is not ideal.

Disclosure of Invention

To the problem that the platen supporting mechanism mentioned in the background art can't adjust damping performance according to equipment vibration intensity, the utility model provides a but damping platen strutting arrangement utilizes binding off to hoop damping mechanism with adjustable the fixed altitude adjustment finishes for damping element's damping ability carries out the adaptability adjustment according to the vibration condition of equipment platen, can be at utmost carry out the energy-absorbing damping, makes the equipment platen remain stable.

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

a damping bedplate supporting device comprises a hollow base rod, a supporting rod is movably sleeved in the hollow base rod, an adjustable damping mechanism is arranged between the supporting rod and the hollow base rod, and a damping element is arranged between the supporting rod and a base; the adjustable damping mechanism can slide along the axial direction of the hollow base rod, the hollow base rod is an elastic thin-wall part, a closing hoop is sleeved at the upper end of the hollow base rod, a distance adjusting screw is arranged on the closing hoop, and the distance adjusting screw is screwed into the upper port of the retractable hollow base rod to enable the adjustable damping mechanism to be pressed and fixed. The operator can control the caliber size of the hollow base rod by changing the screwing degree of the distance adjusting screw, so that the adjustable vibration damping mechanism can be fixed after being adjusted to a proper height. When the vibration-damping bedplate supporting device is used for supporting the equipment bedplate, vibration energy is absorbed by the vibration-damping elements, the height of the adjustable vibration-damping mechanism determines the initial compression amount of the vibration-damping elements, and the vibration-damping elements with different initial compression amounts have different damping performances and different vibration-damping performances. Therefore, under the condition that the supporting rod is always abutted against the bedplate, the damping performance of the damping element can be adjusted according to the vibration condition of the equipment by adjusting the height of the adjustable damping mechanism, and the effective damping of the equipment bedplate of the damping bedplate supporting device is ensured.

Preferably, the adjustable vibration damping mechanism comprises a vibration damping sleeve, the supporting rod is sleeved inside the vibration damping sleeve, and the hollow base rod is sleeved outside the vibration damping sleeve; damping sleeve bottom inner wall threaded connection has the base, hollow base pole axial direction height-adjusting can be followed to the base, run through in the base and be provided with the mobile jib, the bracing piece cup joints in the mobile jib outside, the mobile jib can be followed to the bracing piece slides.

Furthermore, a joint sleeve is coaxially arranged at the bottom end of the support rod, and the main rod sequentially penetrates through the support rod and the joint sleeve.

Furthermore, the damping component is sleeved on the outer edge of the main rod, the top end of the damping component is abutted to the joint sleeve, and the bottom end of the damping component is abutted to the base.

The damping sleeve is a connecting piece between the support rod and the hollow base rod, the damping element is arranged between the base and the support rod, the base in the damping sleeve can be adjusted up and down, and under the condition that the height of the equipment bedplate is unchanged, the height of the base can be adjusted by rotating the main rod arranged on the base after the damping sleeve is fixed by the closing hoop, so that the initial compression amount of the damping element can be finely adjusted. The main rod is used as an axial center rod of the vibration damping element and is used for guiding the supporting rod to stably lift along the vertical direction; it is worth noting that the bottom end of the support rod is provided with a joint sleeve, the upper portion of the joint sleeve is inserted into the support rod, the outer diameter of the lower portion of the joint sleeve is larger than that of the upper portion of the joint sleeve and used for receiving the vibration reduction element 31, so that the support rod can abut against the vibration reduction element through the joint sleeve, and the support rod can transmit the vibration energy of the equipment bedplate to the vibration reduction element to absorb energy and reduce vibration.

Furthermore, the upper port of the vibration damping sleeve is sleeved with a sealing sleeve, the inner wall of the sealing sleeve is attached to the outer wall of the supporting rod, the outer wall of the sealing sleeve is attached to the inner wall of the base rod, and the top of the sealing sleeve is provided with a sealing ring clamped at the upper port of the vibration damping sleeve. The sealing sleeve is used for sealing the gap between the damping sleeve and the supporting rod under the condition that the supporting rod does not move up and down, and dust particles are prevented from falling into the gap to influence the damping performance of the adjustable damping mechanism.

Preferably, the bottom end of the main rod is fixedly connected with a fixing piece, and the bottom of the base abuts against the fixing piece. The fixing piece is used for supporting the base, and the base is prevented from being separated from the main rod when the main rod rotates to cause positioning failure of the adjustable vibration damping mechanism.

Preferably, the top end of the support rod is provided with an upper joint plate, and the bottom end of the hollow base rod is provided with a lower joint plate. The upper joint disc is used for stably jointing the bedplate of the equipment to be supported, and the lower joint disc is used for stably jointing the base plane, so that the stability of the whole vibration-damping bedplate supporting device is ensured.

Preferably, a buffer layer is arranged on top of the upper bonding pad. The buffer layer is made of elastic parts such as rubber or foaming materials and the like and is used for ensuring that a buffer vibration damping area is formed between the supporting rod and the bedplate, and the vibration damping performance of the vibration damping bedplate supporting device is further improved.

Preferably, a magnetic layer is disposed on top of the upper bonding pad. The magnetic layer is used for ensuring that the supporting rod is connected with the bedplate to be supported, and the phenomenon that the supporting rod bounces to cause the whole displacement of the damping bedplate supporting device and the normal operation of damping work is influenced is avoided.

Therefore, the utility model discloses following beneficial effect has: (1) the adjustable damping mechanism with the height adjusted is fixed by the closing hoop, so that the damping capacity of the damping element is adaptively adjusted according to the vibration condition of the equipment bedplate, energy absorption and damping can be performed to the maximum extent, and the equipment bedplate is kept stable; (2) the supporting rod can be abutted against the vibration damping element through the joint sleeve, so that the vibration energy of the equipment bedplate is transmitted to the vibration damping element by the supporting rod to absorb energy and damp; (3) the sealing sleeve is used for sealing the gap between the damping sleeve and the supporting rod under the condition that the lifting movement of the supporting rod is not influenced, so that dust particles are prevented from falling into the gap to influence the damping performance of the adjustable damping mechanism; (4) the magnetic layer is used for ensuring that the supporting rod is connected with the bedplate to be supported, and the phenomenon that the supporting rod bounces to cause the whole displacement of the damping bedplate supporting device and the normal operation of damping work is influenced is avoided.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a in fig. 2.

Fig. 4 is a front view of the section a-a in fig. 2.

Fig. 5 is a partially enlarged view of B in fig. 4.

In the figure: 1. the damping device comprises a hollow base rod, 11, a lower joint disk, 2, a supporting rod, 21, an upper joint disk, 3, an adjustable damping mechanism, 31, a damping element, 4, a closing hoop, 41, a distance adjusting screw, 5, a damping sleeve, 51, a base, 52, a joint sleeve, 6, a main rod, 7, a sealing sleeve, 71, a sealing ring, 8, a fixing piece, 9 and a buffer layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description. 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 and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

As shown in fig. 1 and 2, a bedplate supporting device capable of damping vibration comprises a hollow base rod 1, a supporting rod 2 is movably sleeved in the hollow base rod 1, an adjustable damping mechanism 3 is arranged between the supporting rod 2 and the hollow base rod 1, and a damping element 31 is arranged between the supporting rod 2 and a base 51; the adjustable damping mechanism 3 can slide along the axial direction of the hollow base rod 1, the hollow base rod 1 is an elastic thin-walled part, a closing hoop 4 is sleeved at the upper end of the hollow base rod 1, a distance adjusting screw 41 is arranged on the closing hoop 4, and the distance adjusting screw 41 can be screwed into the upper port of the hollow base rod 1 to enable the adjustable damping mechanism 3 to be compressed and fixed. As shown in fig. 3 and 4, the adjustable damping mechanism 3 includes a damping sleeve 5, the supporting rod 2 is sleeved inside the damping sleeve 5, and the hollow base rod 1 is sleeved outside the damping sleeve 5; the damping sleeve 5 bottom inner wall threaded connection has

base

51, 1 axial direction height-adjusting of hollow basal rod can be followed to base 51, base 51 is interior to run through and is provided with

mobile jib

6, 2 cup joints in the outside of mobile jib 6 of bracing piece, 6 slides along the mobile jib of bracing piece 2. The bottom end of the support rod 2 is coaxially provided with a joint sleeve 52, and the main rod 6 sequentially penetrates through the support rod 2 and the joint sleeve 52. The damping element 31 is sleeved on the outer edge of the main rod 6, the top end of the damping element 31 is abutted with the joint sleeve 52, and the bottom end of the damping element 31 is abutted with the base 51.

The operator can control the caliber size of the hollow base rod 1 by changing the screwing degree of the distance adjusting screw 41, so that the adjustable vibration damping mechanism 3 can be fixed after being adjusted to a proper height. When the vibration-damping bedplate supporting device is used for supporting the equipment bedplate, vibration energy is absorbed by the vibration-damping elements 31, the height of the adjustable vibration-damping mechanism 3 determines the initial compression amount of the vibration-damping elements 31, and the vibration-damping elements 31 with different initial compression amounts have different damping performances and different vibration-damping performances. Therefore, when the support rod 2 is always in contact with the bedplate, the damping performance of the damping element 31 can be adjusted according to the vibration condition of the equipment by adjusting the height of the adjustable damping mechanism 3, and the effective damping of the equipment bedplate of the damping bedplate support device is ensured. The damping sleeve 5 is a connecting piece between the support rod 2 and the hollow base rod 1, and the damping element 31 is arranged between the base 51 and the support rod 2, so that the base 51 in the damping sleeve 5 can be adjusted up and down, and under the condition that the height of the equipment bedplate is not changed, after the damping sleeve 5 is fixed through the closing hoop 4, the height of the base 51 can be adjusted through rotating the main rod 6 arranged on the base 51, and therefore the initial compression amount of the damping element 31 can be finely adjusted. The main rod 6 is used as an axial rod of the damping element 31 and is used for guiding the support rod 2 to stably lift in the vertical direction; it is worth noting that the bottom end of the support rod 2 is provided with a joint sleeve 52, the upper part of the joint sleeve 52 is inserted into the support rod 2, the outer diameter of the lower part of the joint sleeve is larger than that of the upper part of the joint sleeve and is used for receiving the damping element 31, so that the support rod 2 can abut against the damping element 31 through the joint sleeve, and the support rod 2 can transmit the vibration energy of the equipment bedplate to the damping element 31 for energy absorption and damping.

In addition, as shown in fig. 5, the upper port of the damping sleeve 5 is sleeved with a sealing sleeve 7, the inner wall of the sealing sleeve 7 is attached to the outer wall of the support rod 2, the outer wall of the sealing sleeve 7 is attached to the inner wall of the base rod, and the top of the sealing sleeve 7 is provided with a sealing ring 71 which is clamped at the upper port of the damping sleeve 5. The sealing sleeve 7 is used for sealing the gap between the damping sleeve and the supporting rod 2 under the condition that the supporting rod 2 does not move up and down, and dust particles are prevented from falling into the gap to influence the damping performance of the adjustable damping mechanism 3. The bottom end of the main rod 6 is fixedly connected with a fixing part 8, and the bottom of the base 51 is abutted to the fixing part 8. The fixing member 8 is used for supporting the base 51, and the base 51 is prevented from being separated from the main rod 6 when the main rod 6 rotates, so that the adjustable vibration damping mechanism 3 is prevented from being positioned and failing.

The top end of the support rod is provided with an upper joint plate 21, and the bottom end of the hollow base rod is provided with a lower joint plate 11. The upper joint disc is used for stably jointing the bedplate of the equipment to be supported, and the lower joint disc is used for stably jointing the base plane, so that the stability of the whole vibration-damping bedplate supporting device is ensured. A buffer layer 9 is arranged on top of the upper bond pad. The buffer layer 9 is an elastic part supported by elastic materials such as rubber or foaming materials and the like, and is used for ensuring that a buffer vibration damping area is formed between the supporting rod and the bedplate, and further improving the vibration damping performance of the vibration damping bedplate supporting device. In the embodiment, the hollow base rod is a metal piece, has elasticity and can slightly contract under the extrusion of the closing-up hoop; the tail part of the distance adjusting screw is provided with an operating handle, an operator can rotate the distance adjusting screw by rotating the operating handle, and the distance adjusting screw can be pressed on the operating handle to fit the closing-up hoop to complete the height adjustment of the vibration reduction sleeve after being in place.

In this embodiment, the working method of the vibration-damping bedplate supporting device is as follows: firstly, the hollow base rod 1 and the lower joint plate 11 are arranged at the bottom of a bedplate to be stabilized, an operator manually adjusts the length of the vibration reduction sleeve 5 extending out of the hollow base rod 1, the upper joint plate 21 is abutted to the bottom surface of the bedplate of the equipment, the position of the vibration reduction sleeve is properly finely adjusted according to the effective vibration reduction length of the vibration reduction element 31 on the basis, the vibration reduction element 31 is preliminarily compressed to support the bedplate, the distance adjustment screw 41 is screwed after the position of the vibration reduction sleeve 5 is determined, and the vibration reduction sleeve 5 is ensured to be fixed in the hollow base rod 1. After the damping sleeve 5 is adjusted, the main rod 6 is rotated by a tool, so that the base 51 is lifted up and down to a fine adjustment position in the damping sleeve 5, thereby accurately controlling the initial compression amount of the damping element 31. In the present embodiment, the damping element 31 is a compression spring, according to the knowledge related to the spring, the working strength of the spring is equal to the working stroke multiplied by the spring stiffness, the working stroke of the spring is the distance between the initial position and the compressed position, and when the initial compression amount of the damping element 31 is increased and the working stroke thereof is increased, the working strength of the spring in this state is increased, and after the damping element abuts against the equipment platen, the amount of change of the vibration of the equipment platen to the stroke thereof is smaller than that before the working stroke is not increased, that is, the spring is said to be "harder". Therefore, the height of the base 51 is adjusted according to the vibration condition of the platen to be supported, and the proper initial compression amount of the vibration reduction element 31 can be obtained, so that the vibration reduction platen supporting device can absorb vibration energy to the maximum degree while supporting the platen, elastic vibration reduction is realized, the phenomenon that the vibration reduction effect is not obvious due to the fact that the vibration reduction element 31 is soft is avoided, or the vibration reduction element 31 is hard to cause the supporting rod 2 to push the platen to cause resonance is avoided, and the proper vibration reduction effect can be obtained only through the proper compression amount.

Example 2

Unlike embodiment 1, in the present application, the top of the upper bonding pad is provided with a magnetic layer. Different from the buffer layer in the embodiment 1, the magnetic layer is used for ensuring that the support rod is connected with the bedplate to be supported, so that the phenomenon that the support rod bounces to cause the whole displacement of the supporting device of the damping bedplate and influence the normal operation of damping work is avoided.

In addition to the above embodiments, the technical features of the present invention can be re-selected and combined within the scope of the present invention as disclosed in the claims and the specification to constitute new embodiments, which can be realized by those skilled in the art without any creative work, therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.

Claims

1. A damping bedplate supporting device is characterized by comprising a hollow base rod, wherein a supporting rod is movably sleeved in the hollow base rod, an adjustable damping mechanism is arranged between the supporting rod and the hollow base rod, and the adjustable damping mechanism comprises a damping element;

the adjustable damping mechanism can slide along the axial direction of the hollow base rod, the hollow base rod is an elastic thin-wall part, a closing hoop is sleeved at the upper end of the hollow base rod, a distance adjusting screw is arranged on the closing hoop, and the distance adjusting screw is screwed into the upper port of the retractable hollow base rod to enable the adjustable damping mechanism to be pressed and fixed.

2. The apparatus as claimed in claim 1, wherein the adjustable damping mechanism comprises a damping sleeve, the supporting rod is sleeved inside the damping sleeve, and the hollow base rod is sleeved outside the damping sleeve; damping sleeve bottom inner wall threaded connection has the base, hollow base pole axial direction height-adjusting can be followed to the base, run through in the base and be provided with the mobile jib, the bracing piece cup joints in the mobile jib outside, the mobile jib can be followed to the bracing piece slides.

3. The apparatus as claimed in claim 2, wherein the bottom end of the support rod is coaxially provided with an engagement sleeve, and the main rod penetrates the support rod and the engagement sleeve in this order.

4. The apparatus of claim 3, wherein the damping element is disposed around an outer edge of the main shaft, a top end of the damping element abuts the engagement sleeve, and a bottom end of the damping element abuts the base.

5. The vibration-damping bedplate supporting device according to claim 2, wherein a sealing sleeve is sleeved at the upper port of the vibration-damping sleeve, the inner wall of the sealing sleeve is attached to the outer wall of the supporting rod, the outer wall of the sealing sleeve is attached to the inner wall of the base rod, and a sealing ring clamped at the upper port of the vibration-damping sleeve is arranged at the top of the sealing sleeve.

6. The apparatus as claimed in claim 2, wherein the bottom end of the main rod is connected with a fixing member in an interference manner, and the bottom of the base abuts against the fixing member.

7. A cushioned platen support arrangement according to any one of claims 1-6, wherein the support bar has an upper engagement disc at a top end thereof and a lower engagement disc at a bottom end thereof.

8. The cushioned platen support arrangement of claim 7, wherein the top of the upper bond pad is provided with a cushioning layer.