CN217452858U - But quick replacement's frame pneumatic locating pin mechanism - Google Patents
But quick replacement's frame pneumatic locating pin mechanism Download PDFInfo
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- CN217452858U CN217452858U CN202221022691.1U CN202221022691U CN217452858U CN 217452858 U CN217452858 U CN 217452858U CN 202221022691 U CN202221022691 U CN 202221022691U CN 217452858 U CN217452858 U CN 217452858U
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- locating pin
- pin
- slider
- positioning pin
- positioning
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- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a but quick replacement's pneumatic locating pin mechanism of frame, including the mount pad, one side of mount pad is equipped with the cylinder of the directional opposite side of piston rod, and the opposite side of mount pad is equipped with the spout towards cylinder direction, is equipped with the slider in the spout, and the slider is close to the tip that cylinder one end was connected with the piston rod, and the slider is kept away from and is equipped with the locating pin mounting hole on the cylinder side end face, installs the locating pin in the locating pin mounting hole, but locating pin part cartridge in the slider, and be equipped with the limit structure that can restrict the locating pin fast along slider axial displacement between locating pin and the slider. The utility model provides a locating pin pull pin and can realize the quick replacement locating pin in commercial car frame production, improve work efficiency greatly.
Description
Technical Field
The utility model relates to a commercial car spare part rigging equipment technical field, concretely relates to but quick replacement's frame pneumatic positioning round pin mechanism.
Background
At present, when commercial vehicle frames are produced in the market, the longitudinal beams of the vehicle frames are usually positioned by positioning pins, generally in a manual bolt mode, the positioning pins are easy to clamp due to stress generated by deformation of the vehicle frames in the riveting process, and the vehicle frames are laboured by manual pulling after production is finished; although the mechanism is adopted for positioning, the positioning pin is inconvenient to replace because the types of the frames are more and the sizes of the positioning holes are different, and the whole mechanism needs to be disassembled for replacing the positioning pin when the types of the production are replaced.
Disclosure of Invention
In order to solve the technical problem who exists when using the locating pin location in the current frame production, the utility model provides a but quick replacement's frame pneumatic locating pin mechanism utilizes the device, is guaranteeing that installation accuracy and quality are under the prerequisite of criterion, conveniently changes the locating pin, improves production efficiency.
Therefore, the technical scheme of the utility model is, but quick replacement's frame pneumatic positioning round pin mechanism, including the mount pad, its characterized in that: one side of mount pad is equipped with the cylinder of the directional opposite side of piston rod, and the opposite side of mount pad is equipped with the spout towards the cylinder direction, is equipped with the slider in the spout, and the slider is close to cylinder one end and is connected with the tip of piston rod, and the slider is kept away from and is equipped with the locating pin mounting hole on the cylinder terminal surface, installs the locating pin in the locating pin mounting hole, and the locating pin part cartridge is equipped with limit structure that can restrict the locating pin fast along slider axial displacement in the slider, and between locating pin and the slider.
Preferably, a limiting structure capable of rapidly limiting the axial movement of the positioning pin along the sliding block is arranged between the positioning pin and the sliding block, the specific connection structure is that the sliding block and the sliding groove are of a matched inverted T-shaped structure, a radial threaded hole communicated with the positioning pin mounting hole is formed in the top surface of a vertical section of the sliding block, a spring pin is connected in the radial threaded hole through threads, and an annular clamping groove matched with the end part of the spring pin is formed in the outer peripheral surface of the positioning pin. The structure is convenient for replacing and installing the positioning pin and positioning the positioning pin.
Preferably, the diameter of one side of the positioning pin is larger than that of the other side of the positioning pin, a step surface is formed, the side with the smaller diameter of the positioning pin is in sliding fit with the positioning pin mounting hole, the step surface on the positioning pin is abutted to the end face of the sliding block, and the distance from the step surface to the annular clamping groove is consistent with the distance from the end face of the sliding block to the radial threaded hole. The arrangement can adapt to positioning pins of different models, and the parameters of the mounting end of the positioning pin are consistent with those of the positioning pin mechanism, so that the universality can be realized.
Preferably, the outer diameter of the front end of the positioning pin is gradually reduced. The structure plays a role in guiding and is more convenient to position when positioning.
Has the advantages that: compared with the prior art, the advantage of this patent lies in: firstly, the difficulty of pin pulling is reduced; secondly, the mode of changing the locating pin is simplified, the change is realized fast, and the efficiency is improved.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a connecting structure diagram of the mounting seat and the sliding block of the present invention.
Shown in the figure: 1. a mounting base; 2. a cylinder; 3. a chute; 4. a slider; 5. a positioning pin mounting hole; 6. positioning pins; 7. a spring pin; 8. and an annular clamping groove.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 to fig. 2:
the utility model provides a but quick replacement's pneumatic locating pin mechanism of frame, including mount pad 1, one side of mount pad is equipped with the cylinder 2 of the directional opposite side of piston rod 21, the opposite side of mount pad is equipped with the bellying, the bellying is equipped with the spout 3 towards the cylinder direction that runs through, be equipped with slider 4 in the spout, the slider is close to the tip of cylinder one end and is connected with the piston rod, the slider is kept away from and is equipped with the locating pin mounting hole 5 that extends to cylinder one side on the cylinder side end face, install locating pin 6 in the locating pin mounting hole, the partial cartridge of locating pin is in slider 4, and be equipped with the limit structure that can restrict the locating pin fast along slider axial displacement between locating pin and the slider.
The locating pin is characterized in that a limiting structure capable of rapidly limiting the locating pin to move axially along the sliding block is arranged between the locating pin and the sliding block, the sliding block 4 and the sliding groove 3 are of a matched inverted T-shaped structure, a radial threaded hole communicated with a locating pin mounting hole is formed in the top surface of a vertical section of the sliding block 4, a spring pin 7 is connected in the radial threaded hole through threads, and an annular clamping groove 8 matched with the end part of the spring pin is formed in the outer peripheral surface of the locating pin. The structure is convenient for replacing and installing the positioning pin and positioning the positioning pin.
The diameter of one side of the positioning pin is larger than that of the other side of the positioning pin, a step surface is formed, the side with the small diameter of the positioning pin is in sliding fit with the positioning pin mounting hole, the step surface on the positioning pin is abutted to the end face of the sliding block, and the distance from the step surface to the annular clamping groove is consistent with the distance from the end face of the sliding block to the radial threaded hole. The arrangement can adapt to positioning pins of different models, and the parameters of the mounting end of the positioning pin are consistent with those of the positioning pin mechanism, so that the universality can be realized.
The outer diameter of the front end of the positioning pin is gradually decreased. The structure plays a role in guiding and is more convenient to position when positioning.
The utility model discloses a theory of operation:
when the device is used, the device is arranged on a frame positioning fixture, and the positioning pin is driven to stretch and retract through the stretching and retracting of the air cylinder, so that the positioning and pin pulling on the frame are realized;
when the positioning pins of different types need to be replaced, the spring pin only needs to be pulled up, and the positioning pin is taken out; and a new matched positioning pin is inserted, and the spring pin is loosened, so that the new positioning pin can be positioned and used, and the installation and the use are convenient and quick.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. The utility model provides a but quick replacement's frame pneumatic positioning round pin mechanism, includes the mount pad, its characterized in that: one side of mount pad is equipped with the cylinder of the directional opposite side of piston rod, and the opposite side of mount pad is equipped with the spout towards the cylinder direction, is equipped with the slider in the spout, and the slider is close to cylinder one end and is connected with the tip of piston rod, and the slider is kept away from and is equipped with the locating pin mounting hole on the cylinder terminal surface, installs the locating pin in the locating pin mounting hole, and the locating pin part cartridge is equipped with limit structure that can restrict the locating pin fast along slider axial displacement in the slider, and between locating pin and the slider.
2. The quick replaceable frame pneumatic locating pin mechanism of claim 1, wherein: the positioning pin and the sliding block are provided with limiting structures capable of rapidly limiting the positioning pin to move axially along the sliding block, the specific connection structure is that the sliding block and the sliding groove are of a matched inverted T-shaped structure, a radial threaded hole communicated with the positioning pin mounting hole is formed in the top surface of a vertical section of the sliding block, a spring pin is connected in the radial threaded hole through threads, and an annular clamping groove matched with the end part of the spring pin is formed in the outer peripheral surface of the positioning pin.
3. The quick replaceable frame pneumatic locating pin mechanism of claim 2, wherein: the diameter of one side of the positioning pin is larger than that of the other side of the positioning pin, a step surface is formed, the side with the small diameter of the positioning pin is in sliding fit with the positioning pin mounting hole, the step surface on the positioning pin is abutted to the end face of the sliding block, and the distance from the step surface to the annular clamping groove is consistent with the distance from the end face of the sliding block to the radial threaded hole.
4. The quick replaceable frame pneumatic locating pin mechanism of claim 1, 2 or 3, characterized in that: the outer diameter of the front end of the positioning pin is gradually decreased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221022691.1U CN217452858U (en) | 2022-04-29 | 2022-04-29 | But quick replacement's frame pneumatic locating pin mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221022691.1U CN217452858U (en) | 2022-04-29 | 2022-04-29 | But quick replacement's frame pneumatic locating pin mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217452858U true CN217452858U (en) | 2022-09-20 |
Family
ID=83273960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221022691.1U Active CN217452858U (en) | 2022-04-29 | 2022-04-29 | But quick replacement's frame pneumatic locating pin mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217452858U (en) |
-
2022
- 2022-04-29 CN CN202221022691.1U patent/CN217452858U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Quickly Replaceable Frame Pneumatic Positioning Pin Mechanism Granted publication date: 20220920 Pledgee: Agricultural Bank of China Limited Shiyan Yunyang Branch Pledgor: HUBEI HANTANG INTELLIGENT SCI-TECH Co.,Ltd. Registration number: Y2024980001506 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |