Coupling with internal buffering function

Abstract

The utility model discloses a coupling with an internal buffering function, which comprises a matching connecting component, a first connecting rod and a second connecting rod are respectively and fixedly connected with two ends of the matching connecting component, and a second connector component is fixedly connected with one end of the first connecting rod. One end of the second connecting rod is fixedly connected with a first connector assembly; the matched connecting assembly comprises a first outer disc and a second outer disc, two first inserting columns are fixedly connected to the inner wall of the first outer disc, and through the arrangement of the matched connecting assembly, in the using process, the two first inserting columns and the two second inserting columns between the first outer disc and the second outer disc are arranged in an engaged state; the first connecting rod, the second connecting rod and the two ends of the coupler are kept in a connecting state, the purpose of reducing gaps between the two first inserting columns and the two second inserting columns can be achieved through the arrangement of the rubber inserting pads, the good buffering and energy absorbing effect can be achieved, and the using effect of the coupler is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the coupling field, specifically, inside the coupling with buffering function. BACKGROUND

[0002] Coupling is also called coupling joint; it is used to firmly connect the driving shaft and driven shaft in different mechanisms to rotate together and transmit motion and torque; sometimes it is also used to connect the shaft and other parts (such as gear, pulley, etc.); it is often composed of two halves, which are connected by key or tight fit, etc. and are fastened on the two shaft ends, and then the two halves are connected by some way; the coupling can compensate the deviation (including axial deviation, radial deviation, angular deviation or comprehensive deviation) between the two shafts due to inaccurate manufacturing and installation, deformation during work or thermal expansion, etc. and can also cushion impact and absorb vibration.

[0003] The existing technology has the following problems:

[0004] In the prior art, the two sides of the coupling are generally connected by mutual engagement or other movable connection; when there is a gap between the two ends of the coupling, the transmission is easily prolonged or the transmission direction is deviated, so that the connection between the two mechanisms at the two ends of the coupling is loose; when the two ends of the coupling are connected, vibration occurs at one end of the coupling, which is directly transmitted to the other end and the connected shaft, and the buffering and vibration absorption effect is poor, therefore, it is necessary to design a coupling with internal buffering function. UTILITY MODEL CONTENTS

[0005] In view of the problems in the related art, the utility model provides a coupling with internal buffering function to overcome the above technical problems existing in the prior art.

[0006] Therefore, the utility model adopts the specific technical scheme as follows:

[0007] The coupling with internal buffering function comprises a matching connection assembly, two ends of the matching connection assembly are respectively fixedly connected with a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected with a second connecting head assembly, and one end of the second connecting rod is fixedly connected with a first connecting head assembly.

[0008] The matching connection assembly comprises a first outer disc and a second outer disc, the inner wall of the first outer disc is fixedly connected with two first inserting columns, and the inner wall of the second outer disc is fixedly connected with two second inserting columns.

[0009] The two first inserting columns and the two second inserting columns are in a bite state, and rubber inserting pads are arranged at the gaps between the two first inserting columns and the two second inserting columns; through the arrangement of the matching connecting assembly, in use, the two first inserting columns and the two second inserting columns between the first outer disc and the second outer disc are arranged in a bite state, so as to ensure that the first connecting rod and the second connecting rod and the coupling at both ends remain in a connected state, wherein the arrangement of the rubber inserting pad can achieve the purpose of reducing the gap between the two first inserting columns and the two second inserting columns, and also can achieve a better buffering and energy absorption effect, thereby improving the use effect of the coupling.

[0010] Preferably, the second connecting head assembly comprises a matching mounting head fixedly arranged at one end of the first connecting rod, and a connecting head end block is arranged on the inner wall of the matching mounting head.

[0011] Preferably, two outer mounting holes are arranged on the outer wall of the connecting head end block, and the two outer mounting holes are oppositely arranged.

[0012] Preferably, a gear is arranged on one end of the outer wall of the connecting head end block, and the gear is an annular gear.

[0013] Preferably, an insertion hole is oppositely arranged on the outer side of the matching mounting head, a threaded pin is threadedly connected to the inner wall of the insertion hole, and the threaded pin is inserted into the gear; through the arrangement of the second connecting head assembly, the arrangement of the gear and the threaded pin can achieve the installation and connection direction according to the need of rotation adjustment, and after the shaft member is well installed and connected, the threaded pin is rotated and inserted into the gear, so as to complete the locking, so that the connecting head end block and the connecting shaft body remain in a stable state.

[0014] Preferably, the matching mounting head comprises a mounting head, an inner slot is arranged on the inner wall of the mounting head, an annular slot is arranged on the inner wall of the inner slot, a plurality of balls are movably arranged in the annular slot, and the outer wall of the ball is connected to one end of the outer wall of the connecting head end block provided with the gear; through the arrangement of the ball, the frictional resistance of the mounting head can be reduced.

[0015] Preferably, the first connecting head assembly comprises an inner threaded cylinder threadedly connected to one end of the second connecting rod, a flange sheet is fixedly connected to one end of the inner threaded cylinder, and a plurality of matching mounting holes are arranged on the outer wall of the flange sheet.

[0016] Preferably, the outer walls of the internal threaded barrel and the second connecting rod are provided with external threaded grooves, the inner walls of the external threaded grooves are fitted with an external fastening spring, and two plugs are fixedly connected at both ends of the external fastening spring, and the outer walls of the two plugs are respectively plugged into the inner walls of the internal threaded barrel and the second connecting rod; through the setting of the first connecting head assembly, in use, the internal threaded barrel is rotated and installed, and is sleeved in the external threaded grooves on the outer walls of the internal threaded barrel and the second connecting rod, and the plugs are inserted into the internal threaded barrel and the second connecting rod to complete the assembly of the first connecting head assembly, and the shaft body is connected through the matching mounting holes on the flange.

[0017] The beneficial effects of the present invention are as follows: 1. The coupling with an internal buffering function is arranged in a coordinated manner with the setting of the connecting component. During use, the two first plug posts and the two second plug posts between the first outer disk and the second outer disk are arranged in a bite state, ensuring that the first connecting rod and the second connecting rod and the two ends of the coupling remain in a connected state. The setting of the rubber pad can not only achieve the purpose of reducing the gap between the two first plug posts and the two second plug posts, but also achieve a better buffering and energy absorption effect, thereby improving the use effect of the coupling.

[0018] 2. The coupling with internal buffering function, through the setting of the second connector assembly, in which the teeth and the screw are set, can achieve the installation and connection direction that can be rotated and adjusted as needed. After the shaft is installed and connected, the screw is rotated to insert into the teeth to complete the locking, so that the connector end block and the connecting shaft body remain in a stable state.

[0019] 3. The coupling with internal buffering function is set up through the first connecting head assembly. During use, the internal threaded barrel is rotated and installed, and is sleeved into the external threaded groove on the outer wall of the internal threaded barrel and the second connecting rod, and the insert is inserted into the internal threaded barrel and the second connecting rod to complete the assembly of the first connecting head assembly, and the shaft body is connected through the matching mounting hole on the flange. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 This is the main view of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the matching connection assembly of the present utility model;

[0023] Figure 3 This is a schematic diagram of the combined structure of the second connector assembly of the present invention;

[0024] Figure 4 This is a schematic diagram of the dispersed structure of the second connector assembly of the present invention;

[0025] Figure 5 This is a schematic diagram of the structure of the matching installation head of the utility model;

[0026] Figure 6 This is a schematic structural diagram of the first connector assembly of the present invention.

[0027] In the figure: 1. mating connection assembly; 101. first outer disk; 102. first plug post; 103. second outer disk; 104. second plug post; 105. rubber insert; 2. first connecting rod; 3. second connecting rod; 4. first connector assembly; 401. internal threaded barrel; 402. external fastening spring; 403. flange; 404. plug; 5. second connector assembly; 501. connector end block; 502. external mounting hole; 503. mating mounting head; 5031. mounting head; 5032. ball; 504. screw; 505. teeth. DETAILED DESCRIPTION

[0028] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0029] According to an embodiment of the present utility model, a coupling with an internal buffer function is provided.

[0030] Embodiment 1;

[0031] like Figures 1-6 As shown, the coupling with internal buffering function according to an embodiment of the present utility model includes a mating connection component 1, wherein both ends of the mating connection component 1 are fixedly connected to a first connecting rod 2 and a second connecting rod 3, one end of the first connecting rod 2 is fixedly connected to a second connector component 5, and one end of the second connecting rod 3 is fixedly connected to a first connector component 4;

[0032] The mating connection assembly 1 includes a first outer disk 101 and a second outer disk 103. The inner wall of the first outer disk 101 is fixedly connected to two first plug posts 102, and the inner wall of the second outer disk 103 is fixedly connected to two second plug posts 104.

[0033] The two first plug posts 102 and the two second plug posts 104 are in a bite-engaged state, and a rubber insert pad 105 is provided in the gap between the two first plug posts 102 and the two second plug posts 104 .

[0034] In this embodiment, by cooperating with the setting of the connecting component 1, during use, the two first pins 102 and the two second pins 104 between the first outer disk 101 and the second outer disk 103 are set in a bite state, ensuring that the first connecting rod 2 and the second connecting rod 3 and the two ends of the coupling remain in a connected state, wherein the setting of the rubber pad 105 can achieve the purpose of reducing the gap between the two first pins 102 and the two second pins 104, and can also achieve a better buffering and energy absorption effect, thereby improving the use effect of the coupling.

[0035] Embodiment 2;

[0036] On the basis of the first embodiment, the preferred embodiment of the coupling with internal buffer function provided by the present invention is as follows: Figures 1-6 As shown: the second connector assembly 5 includes a matching mounting head 503 fixedly arranged at one end of the first connecting rod 2, and a connector end block 501 is provided on the inner wall of the matching mounting head 503;

[0037] The outer wall of the connector end block 501 is provided with two external mounting holes 502, and the two external mounting holes 502 are arranged opposite to each other;

[0038] The outer wall of one end of the connector end block 501 is provided with a tooth 505, which is an annular tooth.

[0039] The outer side of the mating mounting head 503 is provided with a socket, the inner wall of which is threadedly connected with a screw pin 504, which is inserted into the teeth 505;

[0040] The mating mounting head 503 includes a mounting head 5031, the inner wall of the mounting head 5031 is provided with a built-in groove, the inner wall of the built-in groove is provided with an annular groove, and a plurality of balls 5032 are movably installed in the annular groove. The outer wall of the ball 5032 is fitted and connected to the outer wall of one end of the connecting head end block 501 provided with teeth 505.

[0041] In this embodiment, by setting the second connector assembly 5, wherein the teeth 505 and the screw 504 are set, the installation connection direction can be rotated and adjusted as needed, and after the shaft is installed and connected, the screw 504 is rotated to insert into the teeth 505 to complete the locking, so that the connector end block 501 and the connecting shaft body remain in a stable state.

[0042] In this embodiment, the provision of the ball bearings 5032 can reduce the frictional resistance of the mounting head 5031 .

[0043] Embodiment 3;

[0044] On the basis of the first embodiment, the preferred embodiment of the coupling with internal buffer function provided by the present invention is as follows: Figures 1-6 As shown: the first connector assembly 4 includes an internal threaded barrel 401 threadedly connected to one end of the second connecting rod 3, one end of the internal threaded barrel 401 is fixedly connected to a flange 403, and the outer wall of the flange 403 is provided with a plurality of matching mounting holes;

[0045] An external threaded groove is provided on the outer wall of the internal threaded barrel 401 and the second connecting rod 3, and an external fastening spring 402 is fittedly connected to the inner wall of the external threaded groove. Two plug-ins 404 are fixedly connected to both ends of the external fastening spring 402, and the outer walls of the two plug-ins 404 are respectively plugged into the inner walls of the internal threaded barrel 401 and the second connecting rod 3.

[0046] In this embodiment, through the setting of the first connecting head assembly 4, during use, the internal threaded barrel 401 is rotated and installed, and is inserted into the external threaded groove on the outer wall of the internal threaded barrel 401 and the second connecting rod 3, and the insert 404 is inserted into the internal threaded barrel 401 and the second connecting rod 3 to complete the assembly of the first connecting head assembly 4, and the shaft body is connected through the matching mounting hole on the flange 403.

[0047] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in actual process is described in detail below.

[0048] In actual application, first, assemble the matching connection component 1, and then connect the shafts or other connecting mechanisms on both sides through the first connecting head component 4 and the second connecting head component 5: through the setting of the second connecting head component 5, the setting of the teeth 505 and the screw 504 can achieve the installation connection direction that can be rotated and adjusted as needed, and after the shaft is installed and connected, rotate the screw 504 to insert it into the teeth 505 to complete the locking, so that the connecting head end block 501 and the connecting shaft body remain in a stable state; through the setting of the first connecting head component 4, during use, rotate the internal threaded barrel 401 and put it in the external threaded groove on the outer wall of the internal threaded barrel 401 and the second connecting rod 3, and insert the insert 404 into the internal threaded barrel 401 and the second connecting rod 3 to complete the assembly of the first connecting head component 4, and connect the shaft body through the matching installation hole on the flange 403.

[0049] In summary, with the aid of the above technical solution of the present invention, the coupling with internal buffering function, through the setting of the matching connection component 1, is used. The two first plug posts 102 and the two second plug posts 104 between the first outer disk 101 and the second outer disk 103 are set in a bite state, ensuring that the first connecting rod 2 and the second connecting rod 3 and the two ends of the coupling remain in a connected state, wherein the setting of the rubber insert pad 105 can achieve the purpose of reducing the gap between the two first plug posts 102 and the two second plug posts 104, and can also achieve a better buffering and energy absorption effect; through the setting of the second connector assembly 5, wherein the teeth The setting of 505 and the screw pin 504 can achieve the installation and connection direction that can be rotated and adjusted as needed. After the shaft is installed and connected, the screw pin 504 is rotated to insert into the tooth 505 to complete the locking, so that the connector end block 501 and the connecting shaft body remain in a stable state; through the setting of the first connector assembly 4, during use, the internal threaded barrel 401 is rotated and installed, and is sleeved in the external threaded groove on the outer wall of the internal threaded barrel 401 and the second connecting rod 3, and the insert 404 is inserted into the internal threaded barrel 401 and the second connecting rod 3 to complete the assembly of the first connector assembly 4, and the shaft body is connected through the matching installation hole on the flange 403.

[0050] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A coupling with internal buffering function, comprising a mating connection component (1), characterized in that: The two ends of the mating connection assembly (1) are respectively fixedly connected to a first connecting rod (2) and a second connecting rod (3); one end of the first connecting rod (2) is fixedly connected to a second connector assembly (5); and one end of the second connecting rod (3) is fixedly connected to the first connector assembly (4); The mating connection assembly (1) comprises a first outer disk (101) and a second outer disk (103), wherein the inner wall of the first outer disk (101) is fixedly connected to two first plug posts (102), and the inner wall of the second outer disk (103) is fixedly connected to two second plug posts (104); The two first plug posts (102) and the two second plug posts (104) are in a bite-engaged state, and a rubber plug pad (105) is provided at the gap between the two first plug posts (102) and the two second plug posts (104).

2. The coupling with internal buffer function according to claim 1, characterized in that: The second connector assembly (5) comprises a mating mounting head (503) fixedly arranged at one end of the first connecting rod (2), and a connector end block (501) is provided on the inner wall of the mating mounting head (503).

3. The coupling with internal buffer function according to claim 2, characterized in that: Two external mounting holes (502) are provided on the outer wall of the connector end block (501), and the two external mounting holes (502) are arranged opposite to each other.

4. The coupling with internal buffer function according to claim 3, characterized in that: One end outer wall of the connector end block (501) is provided with teeth (505), and the teeth (505) are annular teeth.

5. The coupling with internal buffer function according to claim 4, characterized in that: The outer side of the mating mounting head (503) is provided with opposite insertion holes, the inner wall of the insertion hole is threadedly connected with a screw pin (504), and the screw pin (504) is inserted into the tooth (505).

6. The coupling with internal buffer function according to claim 5, characterized in that: The mating mounting head (503) comprises a mounting head (5031), the inner wall of the mounting head (5031) is provided with a built-in groove, the inner wall of the built-in groove is provided with an annular groove, a plurality of balls (5032) are movably mounted in the annular groove, and the outer wall of the balls (5032) is fitted and connected to the outer wall of one end of the connector end block (501) provided with teeth (505).

7. The coupling with internal buffer function according to claim 1, characterized in that: The first connector assembly (4) comprises an internal threaded barrel (401) threadedly connected to one end of the second connecting rod (3); one end of the internal threaded barrel (401) is fixedly connected to a flange (403); and the outer wall of the flange (403) is provided with a plurality of matching mounting holes.

8. The coupling with internal buffer function according to claim 7, characterized in that: The outer walls of the internally threaded barrel (401) and the second connecting rod (3) are provided with external threaded grooves, the inner walls of the external threaded grooves are fitted with an external fastening spring (402), and two ends of the external fastening spring (402) are fixedly connected with two inserts (404), and the outer walls of the two inserts (404) are respectively plugged into the inner walls of the internally threaded barrel (401) and the second connecting rod (3).

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