CN212947388U

CN212947388U - Centering connecting rod mechanism for automobile checking fixture

Info

Publication number: CN212947388U
Application number: CN202021266285.0U
Authority: CN
Inventors: 田瑞; 储乐群
Original assignee: Kunshan Xinhexiang Automobile Parts Co ltd
Current assignee: Kunshan Xinhexiang Automobile Parts Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-04-13
Anticipated expiration: 2030-07-01

Abstract

The utility model belongs to the technical field of automobile testing tools, in particular to a centering connecting rod mechanism for an automobile testing tool, which comprises an action mechanism and a buffer mechanism, wherein the action mechanism comprises a fixed seat and a connecting block rotatably connected to the top end of the fixed seat; rotate the connecting block through the rocker, two connecting rods drive through buffer gear and adjust the piece and slide along the slide rail well, adjust the piece well and carry out the centering to the product, when the rocker rotates, guide post on the rocker slides in the guide way, lead to the rotation of connecting block, when centering to the product, if the product takes place the unable removal of screens, the connecting rod promotes the slide bar, the slide bar drives the connecting plate and slides at the inner wall of external thread pipe, and cushion personnel's thrust under the effect of spring, prevent that personnel from causing the damage to the product, protect the product.

Description

Centering connecting rod mechanism for automobile checking fixture

Technical Field

The utility model belongs to the technical field of the automotive checking fixture, concretely relates to automotive checking fixture is with centering link mechanism.

Background

Along with automobile field's development, automobile parts's production manufacturing standard is more and more strict, and its each spare part all need use corresponding utensil of examining to detect it to guarantee its production precision, when installing spare part to examining the utensil, need use centering connecting rod mechanism to carry out the centering to the product, in order to guarantee its centre gripping precision.

The connecting rod structure of the existing centering connecting rod mechanism is relatively fixed, when a product is centered, if the product is clamped and cannot move, the thrust of personnel cannot be buffered, the centering block can easily cause plastic pushing injury to the product, the product is damaged and cannot be used, and the product cannot be protected.

Therefore, the person skilled in the art provides a centering linkage mechanism for an automobile checking fixture, so as to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a centering link mechanism for automotive checking fixture has the characteristics to product protection.

In order to achieve the above object, the utility model provides a following technical scheme: a centering connecting rod mechanism for an automobile checking fixture comprises an action mechanism and a buffer mechanism, wherein the action mechanism comprises a fixed seat and a connecting block rotatably connected to the top end of the fixed seat, an alignment block and a slide rail are arranged on both sides of the fixed seat, the alignment block slides on the slide rail, a connecting rod is hinged on both sides of the fixed seat, a buffer mechanism is hinged on one side of the alignment block corresponding to the fixed seat, the connecting rod is elastically connected with the alignment block through the buffer mechanism, a rocker is fixedly connected to the middle position of the connecting block, a guide plate is fixedly connected to one side of the fixed seat corresponding to the rocker, a guide groove coaxial with the connecting block is formed in the guide plate, a guide post is fixedly connected to the outer wall of the rocker, the guide post slides in the guide groove, and the buffer mechanism comprises an external threaded pipe and a slide rod which slidably penetrates through the inner wall of the guide, the slide bar is located the inside one end fixedly connected with connecting plate of external screw thread pipe, the outer wall cover of slide bar is equipped with the spring, the one end of spring with connecting plate fixed connection, the other end with the inner wall fixed connection of external screw thread pipe, the slide bar is kept away from the one end of connecting plate with connecting rod fixed connection, external screw thread pipe is kept away from the one end fixedly connected with hinge bar of connecting rod, the hinge bar with adjust the piece well articulated.

Preferably, the outer wall of the rocker is provided with an external thread, the outer wall of the rocker is sleeved with a threaded sleeve, and the threaded sleeve is in threaded connection with the rocker through the external thread.

Preferably, one end of the threaded sleeve, which is far away from the rocker, is fixedly connected with a resistance ball.

Preferably, the outer wall thread bush of external screw thread pipe is equipped with the internal thread pipe, the external diameter of internal thread pipe with the external diameter of connecting rod is the same.

Preferably, the outer wall of the internal thread pipe is provided with anti-skid threads around the circumference.

Preferably, the material of the threaded sleeve and the material of the resistance ball are both stainless steel.

Compared with the prior art, the beneficial effects of the utility model are that:

when using, rotate the connecting block through the rocker, the connecting block carries out synchronous pulling to two connecting rods, two connecting rods drive through buffer gear and adjust the piece and slide along the slide rail well, adjust the piece well and carry out the centering to the product, when the rocker rotates, guide post on the rocker slides in the guide way, lead to the rotation of connecting block, it is more accurate to make it rotate, when centering the product, if when the unable removal of screens takes place for the product, the connecting rod promotes the slide bar, the slide bar drives the connecting plate and slides at the inner wall of external thread pipe, and cushion personnel's thrust under the effect of spring, it causes the damage to the product to prevent personnel's thrust, protect the product.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of a buffering mechanism in the present invention;

fig. 3 is a schematic view of the internal structure of the external thread pipe of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. an actuating mechanism; 101. a guide groove; 11. a fixed seat; 111. a guide plate; 12. connecting blocks; 13. aligning the block; 14. a slide rail; 15. a connecting rod; 16. a rocker; 161. a guide post; 162. an external thread; 17. a threaded bushing; 171. a resistance ball; 2. a buffer mechanism; 21. an externally threaded tube; 211. a hinged lever; 22. a slide bar; 23. a spring; 24. a connecting plate; 25. an internally threaded tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a centering link mechanism for an automobile checking fixture comprises an action mechanism 1 and a buffer mechanism 2, wherein the action mechanism 1 comprises a fixed seat 11 and a connecting block 12 rotatably connected to the top end of the fixed seat 11, both sides of the fixed seat 11 are provided with an alignment block 13 and a slide rail 14, the alignment block 13 slides on the slide rail 14, both sides of the fixed seat 11 are hinged with connecting rods 15, one side of the alignment block 13 corresponding to the fixed seat 11 is hinged with the buffer mechanism 2, the connecting rods 15 are elastically connected with the alignment block 13 through the buffer mechanism 2, the middle position of the connecting block 12 is fixedly connected with a rocker 16, one side of the fixed seat 11 corresponding to the rocker 16 is fixedly connected with a guide plate 111, the guide plate 111 is provided with a guide groove 101 coaxially arranged with the connecting block 12, the outer wall of the rocker 16 is fixedly connected with a guide post 161, the guide post 161 slides in the guide groove 101, the buffer mechanism 2 comprises an external, the slide bar 22 is located the inside one end fixedly connected with connecting plate 24 of external screw thread pipe 21, and the outer wall cover of slide bar 22 is equipped with spring 23, and the one end and the connecting plate 24 fixed connection of spring 23, the other end and the inner wall fixed connection of external screw thread pipe 21, the slide bar 22 keep away from the one end and the connecting rod 15 fixed connection of connecting plate 24, and the one end fixedly connected with hinge bar 211 that connecting rod 15 was kept away from to external screw thread pipe 21, hinge bar 211 with adjust the piece 13 articulated.

In this embodiment: when using, rotate connecting block 12 through rocker 16, connecting block 12 carries out the pulling in step to two connecting rods 15, two connecting rods 15 drive through buffer gear 2 and slide along slide rail 14 to piece 13 well, well piece 13 is well centered to the product, when rocker 16 rotates, guide post 161 on rocker 16 slides in guide way 101, the rotation to connecting block 12 leads, it is more accurate to make it rotate, when centering the product, if the unable removal of screens takes place for the product, connecting rod 15 promotes slide bar 22, slide bar 22 drives connecting plate 24 and slides at the inner wall of external thread pipe 21, and cushion personnel's thrust under spring 23's effect, prevent that personnel's thrust from causing the damage to the product, protect the product.

In fig. 1 and 4: external screw thread 162 has been seted up to the outer wall of rocker 16, and the outer wall cover of rocker 16 is equipped with threaded sleeve 17, and threaded sleeve 17 passes through external screw thread 162 and the 16 spiro union of rocker, and personnel can rotate threaded sleeve 17 when using, because threaded sleeve 17 passes through external screw thread 162 and the 16 spiro union of rocker, and threaded sleeve 17 can move on rocker 16, adjusts rocker 16's effective length, can adjust according to personnel's use habit.

In fig. 1: threaded sleeve 17 keeps away from the one end fixedly connected with resistance ball 171 of rocker 16, and the resistance of gripping of resistance ball 171 multiplicable personnel hand prevents to produce the phenomenon of hand slippage, and threaded sleeve 17 and resistance ball 171's material is the stainless steel, and stainless steel's threaded sleeve 17 and resistance ball 171 are difficult for taking place the corrosion, and life is higher.

In fig. 2 and 3: outer wall thread bush of external screw thread pipe 21 is equipped with internal thread pipe 25, the external diameter of internal thread pipe 25 is the same with connecting rod 15's external diameter, rotate internal thread pipe 25, make internal thread pipe 25's one end and external screw thread pipe 21 spiro union, the other end and the contact of connecting rod 15, at this moment, slide bar 22 can't slide, can adjust according to specific user demand, the flexibility is high, anti-skidding line has all been seted up to internal thread pipe 25's outer wall a week, increase the frictional force with personnel's hand, personnel are when rotating it, the phenomenon of smooth hand can not take place.

The utility model discloses a theory of operation and use flow: when the device is used, the connecting block 12 is rotated through the rocker 16, the connecting block 12 synchronously pulls the two connecting rods 15, the two connecting rods 15 drive the alignment block 13 to slide along the slide rail 14 through the buffer mechanism 2, the alignment block 13 centers a product, when the rocker 16 rotates, the guide post 161 on the rocker 16 slides in the guide groove 101 to guide the rotation of the connecting block 12, so that the rotation is more accurate, when the product is centered, if the product is clamped and cannot move, the connecting rod 15 pushes the slide rod 22, the slide rod 22 drives the connecting plate 24 to slide on the inner wall of the external threaded pipe 21, the thrust of a person is buffered under the action of the spring 23, the product is prevented from being damaged by the thrust of the person, the product is protected, the internal threaded pipe 25 rotates, one end of the internal threaded pipe 25 is in threaded connection with the external threaded pipe 21, and the other end of the internal threaded pipe 25 is in contact with the connecting rod, at this time, the sliding rod 22 cannot slide, can be adjusted according to specific use requirements, and has high flexibility.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a centering link mechanism for automotive checking fixture which characterized in that: the device comprises an actuating mechanism (1) and a buffer mechanism (2), wherein the actuating mechanism (1) comprises a fixed seat (11) and a connecting block (12) which is rotatably connected to the top end of the actuating mechanism, a centering block (13) and a sliding rail (14) are arranged on two sides of the fixed seat (11), the centering block (13) slides on the sliding rail (14), connecting rods (15) are hinged to two sides of the fixed seat (11), the centering block (13) and one side corresponding to the fixed seat (11) are hinged to a buffer mechanism (2), the connecting rods (15) are elastically connected with the centering block (13) through the buffer mechanism (2), a rocker (16) is fixedly connected to the middle position of the connecting block (12), a guide plate (111) is fixedly connected to one side corresponding to the fixed seat (11) and the rocker (16), and a guide groove (101) which is coaxially arranged with the connecting block (12) is formed in the guide plate (111), the outer wall of the rocker (16) is fixedly connected with a guide post (161), and the guide post (161) slides in the guide groove (101);

buffer gear (2) include external screw thread pipe (21) and slide and run through slide bar (22) at its inner wall, slide bar (22) are located external screw thread pipe (21) inside one end fixedly connected with connecting plate (24), the outer wall cover of slide bar (22) is equipped with spring (23), the one end of spring (23) with connecting plate (24) fixed connection, the other end with the inner wall fixed connection of external screw thread pipe (21), slide bar (22) are kept away from the one end of connecting plate (24) with connecting rod (15) fixed connection, external screw thread pipe (21) are kept away from the one end fixedly connected with hinge bar (211) of connecting rod (15), hinge bar (211) with it is articulated to piece (13) well.

2. The centering linkage mechanism for the automobile checking fixture according to claim 1, characterized in that: the outer wall of the rocker (16) is provided with an external thread (162), the outer wall of the rocker (16) is sleeved with a threaded sleeve (17), and the threaded sleeve (17) is in threaded connection with the rocker (16) through the external thread (162).

3. The centering linkage mechanism for the automobile checking fixture according to claim 2, characterized in that: one end of the threaded sleeve (17) far away from the rocker (16) is fixedly connected with a resistance ball (171).

4. The centering linkage mechanism for the automobile checking fixture according to claim 1, characterized in that: the outer wall thread cover of external screw thread pipe (21) is equipped with internal thread pipe (25), the external diameter of internal thread pipe (25) with the external diameter of connecting rod (15) is the same.

5. The centering linkage mechanism for the automobile checking fixture according to claim 4, characterized in that: the anti-skid thread is arranged on the outer wall of the internal thread pipe (25) in a circle.

6. The centering linkage mechanism for the automobile checking fixture according to claim 3, characterized in that: the threaded sleeve (17) and the resistance ball (171) are both made of stainless steel.