CN217633641U - Spacing formula platen damping mechanism - Google Patents

Abstract

The utility model discloses a spacing formula platen damping mechanism, including the cavity mobile jib, cavity mobile jib top threaded connection has the damping pole, be provided with spacing formula lift adjustment subassembly on the damping pole, spacing formula lift adjustment subassembly includes top butt in the damping portion of platen, the damping pole top is provided with spacing recess, damping portion activity is pegged graft in spacing recess, be provided with damping element between damping portion and the spacing recess. The limiting type lifting adjusting assembly is utilized to perform vibration reduction on the bedplate and simultaneously play a good limiting supporting role, and the bedplate is prevented from sinking or even breaking when workers stand and work on the bedplate, so that the bedplate of the equipment is kept stable.

Description

Spacing formula platen damping mechanism

Technical Field

The utility model belongs to the technical field of mechanical equipment damping technique and specifically relates to a spacing formula platen damping mechanism is related to.

Background

The bedplate is generally arranged on the embroidery machine, the bedplate is mainly arranged for supporting the embroidery machine head, a stable working platform can be provided for the embroidery machine, the whole embroidery machine can be protected, and therefore the performance of the bedplate affects the embroidery machine and the embroidery quality. When the embroidery machine is in use, a bedplate on the embroidery machine is easy to wear, and is not strong enough in structural firmness, so that the overall stability is often influenced, the embroidery quality of the embroidery machine is reduced, and the long-term development is not facilitated.

For example, chinese patent document (publication No. CN 201381435) discloses a table support structure of an embroidery machine, which comprises a machine body, wherein a table support is arranged above the machine body, a table is arranged on the table support and is wide, the table wide-out table support part is connected with the machine body through a plurality of table inclined struts, one end of the table inclined strut is hinged with the table, and the other end of the table inclined strut is hinged with the machine body. This technical scheme adopts the bracing structure to one side, can not only provide ascending holding power can also provide decurrent pulling force to the platen to can effectively prevent platen buckling deformation, can avoid the horizontal drunkenness of platen simultaneously, alleviate the platen vibrations of board during operation, reduce faults such as aircraft nose broken string, guarantee board processingquality stability.

The scheme can effectively improve the vibration problem of the bedplate in the working process of the embroidery machine, but the existing vibration reduction structure of the worktable can sink when an operator stands on the bedplate to work, so that the operating efficiency of the operator is reduced and the stability is not high in the actual working process.

Disclosure of Invention

The problem of platen damping mechanism to mentioning in the background art can't keep the outrigger when operating personnel stands on the platen, the utility model provides a spacing formula platen damping mechanism utilizes spacing formula lift adjustment subassembly to carry out the damping to the platen and play better spacing supporting role simultaneously, avoids the staff stand and carries out the during operation platen production on the platen and sinks and split even for the equipment platen keeps stable.

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

the utility model provides a spacing formula platen damping mechanism, includes the cavity mobile jib, cavity mobile jib top threaded connection has the damping pole, be provided with spacing formula lift adjustment subassembly on the damping pole, spacing formula lift adjustment subassembly includes top butt in the damping portion of platen, the damping pole top is provided with spacing recess, damping portion activity is pegged graft in spacing recess, be provided with damping element between damping portion and the spacing recess. The limiting groove is used for limiting the height of the vibration reduction part, when the bedplate bears heavy weight (for example, workers stand on the bedplate to perform embroidery thread dismounting and mounting and other operations), the bedplate can be guaranteed not to sink, and the phenomenon that the bedplate is broken due to the fact that the bedplate bears large bending moment is avoided.

Preferably, the middle part of the vibration reduction part is provided with a positioning column in a penetrating mode, the bottom end of the positioning column is detachably connected with the bottom of the limiting groove, and the damping element is sleeved on the positioning column.

Furthermore, damping portion center is provided with the through-hole, the through-hole includes the first hole section that is close to the top and sets up in the second hole section of first hole section bottom, first hole section internal diameter is greater than second hole section internal diameter, the reference column top is provided with the spacing head, spacing head external diameter is in between first hole section internal diameter and the second hole section internal diameter.

The reference column is as the guide arm of damping portion, and the reference column top is provided with the spacing head that can ensure that the activity cup joints the damping portion that moves in spacing recess and can not deviate from in the damping rod, and spacing head can the butt in the up end of second hole section, and at damping portion lift in-process, through the spacing upper limit of moving of locating head restriction, through spacing recess tank bottom restriction removal lower limit, damping portion can not appear deviating from spacing recess or sunken problem by a wide margin, ensures damping portion at certain altitude range steady motion in the course of the work.

Furthermore, damping portion is including supporting the section, it is provided with spacing platform to support section bottom, spacing platform can butt damping rod up end. When an operator assembles the limiting type bedplate damping mechanism and adopts a low-damping element to absorb vibration and absorb energy, the limiting table can be directly abutted and limited with the upper end face of the vibration damping rod when the bottom end of the vibration damping part is not abutted to the bottom of the limiting groove, so that the stability of the bedplate is further ensured.

Preferably, an adjusting part is arranged between the damping rod and the hollow main rod and comprises a connecting sleeve sleeved at the top end port of the hollow main rod, and the inner wall of the connecting sleeve is in threaded connection with the outer wall of the damping rod. The connecting sleeve is a connecting piece between the vibration damping rod and the hollow main rod, the bottom end of the supporting rod is provided with a connecting sleeve, the lower portion of the connecting sleeve is inserted into the hollow main rod, the upper portion of the connecting sleeve is used for screwing the vibration damping rod, the height of the vibration damping rod on the hollow main rod can be adjusted through rotating the vibration damping rod, and therefore the overall height of the limiting type bedplate vibration damping mechanism is changed, and the vibration damping portion is guaranteed to be stably abutted to the bottom surface of the bedplate to support.

Further, the connecting sleeve is in interference connection with the hollow main rod. The connecting sleeve can seal the gap between the damping rod and the hollow main rod under the condition that the damping rod does not move up and down, and the dust particles are prevented from falling into the gap to influence the heightening capacity of the adjusting part.

Furthermore, the lower end of the vibration damping rod comprises a thread section, the thread section is in threaded connection with the connecting sleeve, and the thread section is further provided with a locknut which can be abutted against the upper end face of the connecting sleeve. The locknut is used for locking the vibration damping rod after the height of the vibration damping rod is adjusted, and the problem that the vibration damping rod is out of work due to the fact that the height of the vibration damping rod is changed to be separated from a bedplate due to the fact that vibration is generated in the working process of the embroidery machine is solved.

Preferably, the damping element is a compression spring. The pressure spring can effectively absorb energy generated by the vibration of the bedplate and convert the energy into heat energy, so that the working stability of the bedplate is ensured.

Preferably, a buffer layer is arranged at the bottom of the limiting groove. The buffer layer is made of elastic parts such as rubber or foaming materials and is used for ensuring that a buffer vibration damping area is formed between the vibration damping part and the limiting groove, and the vibration damping performance of the limiting type bedplate vibration damping mechanism is further improved.

Therefore, the utility model discloses following beneficial effect has: (1) The limiting type lifting adjusting assembly is utilized to perform vibration reduction on the bedplate and simultaneously play a good limiting and supporting role, so that the bedplate is prevented from sinking or even breaking when workers stand and work on the bedplate, and the bedplate of the equipment is kept stable; (2) The limiting table serves as a second limiting structure, and when an operator assembles the limiting type bedplate damping mechanism, if a low-damping element is adopted for damping and absorbing energy, the damping rod can be prevented from generating large-amplitude lifting movement when the damping part does not touch the bottom limiting groove; (3) Connect the sleeve can seal the clearance between damping rod and the cavity mobile jib under the condition that does not influence damping rod lift removal, avoid the dust granule to fall into the regulation ability that influences the regulating part in the clearance.

Drawings

Fig. 1 is an explosion diagram of the present invention.

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

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. hollow mobile jib, 11, stable seat, 2, damping rod, 21, spacing recess, 22, buffer layer, 23, screw thread section, 3, spacing formula lift adjustment subassembly, 31, damping element, 4, damping portion, 41, through-hole, 42, first hole section, 43, second hole section, 5, reference column, 51, spacing head, 6, support section, 61, spacing platform, 7, regulating part, 71, connecting sleeve, 72, lock nut.

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 the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to 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; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Example 1

As shown in fig. 1 and 2, a limiting platen vibration damping mechanism comprises a hollow main rod 1, wherein a vibration damping rod 2 is connected to the top end of the hollow main rod 1 in a threaded manner, a limiting type lifting adjusting assembly 3 is arranged on the vibration damping rod 2, the limiting type lifting adjusting assembly 3 comprises a vibration damping portion 4, the top end of the vibration damping portion is abutted to the platen, a limiting groove 21 is formed in the top end of the vibration damping rod 2, the vibration damping portion 4 is movably inserted into the limiting groove 21, and a damping element 31 is arranged between the vibration damping portion 4 and the limiting groove 21. The bottom of the hollow main rod 1 is provided with a stabilizing seat 11 arranged on the ground, the limiting groove 21 is used for limiting the height of the vibration reduction part 4, when the bedplate bears heavy weight, the bedplate can be guaranteed not to sink, and the phenomenon that the bedplate is fractured due to the fact that the bedplate bears large bending moment is avoided, so that the limiting type lifting adjusting assembly 3 can absorb vibration energy and convert the vibration energy into heat energy to keep the bedplate stable in the working process of the embroidery machine through the damping element 31, meanwhile, the bedplate can be maintained within a certain angle range when the embroidery machine bears large pressure, and the working stability of the bedplate is effectively improved.

As shown in fig. 3, a positioning column 5 penetrates through the middle of the vibration damping portion 4, the bottom end of the positioning column 5 is detachably connected to the bottom of the limiting groove 21, and the damping element 31 is sleeved on the positioning column 5. Damping portion 4 center is provided with through-hole 41, through-hole 41 includes the first hole section 42 that is close to the top and sets up in the second hole section 43 of first hole section 42 bottom, first hole section 42 internal diameter is greater than second hole section 43 internal diameter, reference column 5 top is provided with stopper 51, stopper 51 external diameter is in between first hole section 42 internal diameter and the second hole section 43 internal diameter.

Reference column 5 is as the guide arm of damping portion 4, 5 tops of reference column are provided with can ensure that the activity cup joints in damping portion 4 of damping rod 2 and moves in spacing recess 21 and spacing head 51 that can not deviate from, spacing head 51 can butt in the up end of second hole section 43, in damping portion 4 lift in-process, through the restriction of location head removal upper limit, through spacing recess 21 tank bottom restriction removal lower limit, damping portion 4 can not appear deviating from spacing recess 21 or sink the problem by a wide margin, ensure damping portion 4 at certain altitude range in the course of the work stable motion.

Be provided with regulating part 7 between damping rod 2 and the cavity mobile jib 1, regulating part 7 is including fitting the connecting sleeve 71 of 1 top end port of cavity mobile jib in the cover, connecting sleeve 71 inner wall threaded connection and damping rod 2 outer wall. Connecting sleeve 71 is the linking piece between damping pole 2 and the cavity mobile jib 1, and the bracing piece bottom is provided with the joint sleeve, the joint sleeve lower part is inserted in cavity mobile jib 1, and upper portion is used for spiro union damping pole 2, can adjust the height of damping pole 2 on cavity mobile jib 1 through rotatory damping pole 2 to change spacing formula platen damping mechanism's overall height, guarantee with this that damping portion 4 stabilizes the butt platen bottom surface and supports.

The connecting sleeve 71 is in interference connection with the hollow main rod 1. The lower end of the vibration damping rod 2 comprises a thread section 23, the thread section 23 is in threaded connection with a connecting sleeve 71, a locknut 72 is further arranged on the thread section 23, and the locknut 72 can be abutted to the upper end face of the connecting sleeve 71.

The connecting sleeve 71 can seal the gap between the damping rod 2 and the hollow main rod 1 without influencing the lifting movement of the damping rod 2, and prevent dust particles from falling into the gap to influence the heightening capacity of the adjusting part 7. The locknut 72 is used for locking the vibration-damping rod 2 after the height of the vibration-damping rod 2 is adjusted, so that the problem that the vibration-damping rod 2 is out of support and vibration-damping failure due to the fact that the height of the vibration-damping rod 2 is changed due to rotation of vibration in the working process of the embroidery machine, and accordingly the vibration-damping rod is separated from a bedplate is avoided.

The damping element 31 is a compression spring. The compression spring can effectively absorb energy generated by the vibration of the bedplate and convert the energy into heat energy, so that the working stability of the bedplate is ensured. And a buffer layer 22 is arranged at the bottom of the limiting groove 21. The buffer layer 22 is made of rubber or foam materials and the like, and is used for ensuring that a buffer vibration damping area is formed between the vibration damping part 4 and the limiting groove 21, and further improving the vibration damping performance of the limiting type bedplate vibration damping mechanism.

It is worth noting that the damping portion 4 comprises a supporting section 6, and a limiting table 61 is further arranged at the bottom of the supporting section 6, wherein the limiting table 61 can abut against the upper end face of the damping rod 2. When an operator assembles the limiting type bedplate damping mechanism, if the damping element 31 with low damping is adopted for damping and energy absorption, the limiting table 61 can be directly abutted and limited with the upper end surface of the damping rod 2 when the bottom end of the damping part 4 is not abutted to the bottom of the limiting groove 21, so that the damping rod 2 is prevented from being lifted and moved greatly, and the stability of the bedplate is further ensured.

In this embodiment, the working method of the limiting platen vibration reduction mechanism is as follows: firstly, arranging a hollow main rod 1 at the bottom of a bedplate to be supported, inserting a connecting sleeve 71 into an upper port of the hollow main rod 1, and then screwing a threaded section 23 of a vibration damping rod 2 in which a locknut 72 is screwed into the connecting sleeve 71; then, the damping element 31 is installed in the vibration damping part 4, the vibration damping part 4 is inserted into the limiting groove 21 at the top end of the vibration damping rod 2, and finally the positioning column 5 penetrates through the through hole 41 of the vibration damping part 4 and is screwed into the screw hole connected with the bottom of the limiting groove 21, so that the vibration damping part 4 is stably limited in the limiting groove 21 and cannot fall off. After the installation, the height of the vibration damping rod 2 is adjusted by manually rotating the vibration damping rod 2, so that the top of the vibration damping part 4 is abutted to the bottom surface of the bedplate of the equipment, the vibration damping part 4 is pressed into the limiting groove 21 for a proper fine adjustment according to the effective damping length of the damping element 31 on the basis, and the damping element 31 is preliminarily compressed to support the bedplate. After the adjustment is finished, the locknut 72 is screwed until the lower end face of the locknut 72 abuts against the upper end face of the connecting sleeve 71 to complete the locking. In the embodiment, the damping element 31 is a compression spring, according to the related knowledge of 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 position after compression, and after the initial compression amount of the damping element 31 is increased, the change of the amplitude of the equipment bedplate to the stroke is smaller than that before the equipment bedplate is uncompressed, so that the damping vibration reduction is realized. Therefore, according to the height of the vibration attenuation rod 2 of the vibration condition of the bedplate to be supported, the proper initial compression amount of the damping element 31 can be obtained, so that the limiting bedplate vibration attenuation mechanism can absorb vibration energy to the maximum extent while supporting the bedplate, elastic vibration attenuation is realized, the phenomenon that the damping element 31 is soft so that the damping vibration attenuation effect is not obvious or the damping element 31 is hard to cause the bedplate to be died to cause resonance can be avoided.

Example 2

Unlike embodiment 1, in the present application, a magnetic layer is provided on top of the upper bonding pad. Different from the buffer layer 22 in embodiment 1, the magnetic layer is used for ensuring that the support rod is connected with the bedplate to be supported, and the phenomenon that the whole displacement of the limiting bedplate damping mechanism is caused by the bounce of the support rod to 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 (9)

1. The utility model provides a spacing formula platen damping mechanism, characterized by, includes the cavity mobile jib, cavity mobile jib top threaded connection has the damping rod, be provided with spacing formula lift adjustment subassembly on the damping rod, spacing formula lift adjustment subassembly includes top butt in the damping portion of platen, the damping rod top is provided with spacing recess, damping portion activity is pegged graft in spacing recess, be provided with damping element between damping portion and the spacing recess.

2. The limiting platen vibration damping mechanism according to claim 1, wherein a positioning column penetrates through the middle of the vibration damping portion, the bottom end of the positioning column is detachably connected with the bottom of the limiting groove, and the damping element is sleeved on the positioning column.

3. The limiting platen damping mechanism according to claim 2, wherein the damping portion has a through hole at the center, the through hole includes a first hole section near the top end and a second hole section at the bottom of the first hole section, the inner diameter of the first hole section is larger than the inner diameter of the second hole section, the top end of the positioning column is provided with a limiting head, and the outer diameter of the limiting head is between the inner diameters of the first hole section and the second hole section.

4. The limiting platen vibration reduction mechanism according to claim 1, wherein the vibration reduction portion comprises a support section, a limiting table is arranged at the bottom of the support section, and the limiting table can abut against the upper end face of the vibration reduction rod.

5. The limiting platen damping mechanism according to claim 1, wherein an adjusting portion is disposed between the damping rod and the hollow main rod, the adjusting portion includes a connecting sleeve sleeved on a top end port of the hollow main rod, and an inner wall of the connecting sleeve is in threaded connection with an outer wall of the damping rod.

6. The limiting platen vibration reduction mechanism according to claim 5, wherein the connecting sleeve is in interference connection with the hollow main rod.

7. The limiting platen damping mechanism according to claim 5, wherein the lower end of the damping rod comprises a threaded section, the threaded section is in threaded connection with the connecting sleeve, and a locknut is further arranged on the threaded section and can be abutted against the upper end face of the connecting sleeve.

8. The limiting platen vibration damping mechanism according to any one of claims 1 to 7, wherein the damping element is a compression spring.

9. The limiting platen damping mechanism according to any one of claims 1-7, wherein a buffer layer is disposed on the bottom of the limiting groove.

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