CN108580210B - Glue pressing gun with pin position switching device - Google Patents
Glue pressing gun with pin position switching device Download PDFInfo
- Publication number
- CN108580210B CN108580210B CN201810643912.9A CN201810643912A CN108580210B CN 108580210 B CN108580210 B CN 108580210B CN 201810643912 A CN201810643912 A CN 201810643912A CN 108580210 B CN108580210 B CN 108580210B
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- CN
- China
- Prior art keywords
- pin
- switching device
- position switching
- trigger
- gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003292 glue Substances 0.000 title claims abstract description 45
- 238000003825 pressing Methods 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000084 colloidal system Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telescopes (AREA)
- Coating Apparatus (AREA)
Abstract
The utility model provides a glue pressing gun with pin position switching device, includes pushing disc, push rod, holds gluey bucket, trigger and rifle body, the trigger articulates in rifle body middle part and the cooperation of rifle body lower part and presses gluey, hold gluey bucket and locate the front end of rifle body, the rear end of push rod is located the rifle body, and its front end passes the rifle body and is located holds gluey bucket, the pushing disc is established in the front end of push rod, the rear end of push rod is equipped with arresting gear, install the ejector pad that drives the push rod and advance in the rifle body, the ejector pad front end is equipped with reset spring; the trigger is provided with a pin position switching device for adjusting the push ratio. According to the invention, the position of the pushing piece of the glue pressing gun is adjusted through the pin position switching device, so that adjustment of different pushing ratios is realized, and the glue pressing gun has the effect of multiple purposes of one gun, so that the construction requirements of different types of glue are met.
Description
Technical Field
The invention relates to a glue pressing gun, in particular to a glue pressing gun with a pin position switching device.
Background
The glue pressing gun is a mechanical extrusion tool for gluing by utilizing the lever principle, and is matched with a glue cylinder or a glue rod for use, so that glue can be pressed out of the front end of the glue cylinder lightly, and the gluing efficiency is improved. Therefore, the glue gun is widely applied to the fields of building decoration, automobile industry, hardware tools and the like.
However, the propelling ratio of the conventional glue pressing gun in the market is fixed, so that the single glue pressing gun cannot meet the construction requirements of different types of glue at the same time, and therefore, a plurality of glue pressing guns are required to be simultaneously arranged for preparation at intervals.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the glue pressing gun with the pin position switching device, which has the effect of one gun with multiple functions, meets the construction requirements of different types of colloids, is convenient to manufacture and adjust, is easy to realize and achieves the aim of saving social resources.
The technical scheme adopted by the invention is as follows:
the utility model provides a glue pressing gun with pin position switching device, includes pushing disc, push rod, holds gluey bucket, trigger and rifle body, the trigger articulates in rifle body middle part and the cooperation of rifle body lower part and presses gluey, hold gluey bucket and locate the front end of rifle body, the rear end of push rod is located the rifle body, and its front end passes the rifle body and is located holds gluey bucket, the pushing disc is established in the front end of push rod, the rear end of push rod is equipped with arresting gear, install the ejector pad that drives the push rod and advance in the rifle body, the ejector pad front end is equipped with reset spring; the method is characterized in that: the trigger is provided with a pin position switching device for adjusting the push ratio. According to the invention, the contact position of the pushing piece of the glue pressing gun is regulated through the pin position switching device, so that the adjustment of different pushing ratios is realized, and the glue pressing gun has the effect of multiple purposes of one gun, so that the construction requirements of different types of glue are met.
Further, the pin position switching device comprises a cam shaft pin which can rotate and can be positioned in a corresponding gear, the cam shaft pin is provided with a first cam part which is matched with the gear and positioned, and a second cam part which is used for adjusting the pushing ratio of the cam shaft pin by contacting with the push piece, and the first cam part and the second cam part are synchronously rotated. When the first cam part rotates to switch the gear position, the second cam part can be driven to synchronously rotate, so that the contact position of the cam shaft pin and the push piece is adjusted, and different push ratios are adjusted.
Further, the camshaft pin includes a cylindrical pin, the first cam portion is provided at a first end portion of the cylindrical pin, and the second cam portion is provided at a middle portion of the cylindrical pin.
Further, the second end of the cylindrical pin passes through the trigger and the gun body and is fixedly connected with a screw which can drive the camshaft pin to axially move away from the corresponding gear and then rotate. The cam shaft pin position is driven to be freely switched by pressing and rotating the screw.
Further, a compression spring is sleeved on the outer surface of the second end of the cylindrical pin, and the compression spring is positioned between the inner end surface of the screw and the trigger. The cam shaft pin is driven by the pressure spring to axially reset and positioned in the corresponding gear.
Further, the upper portion of trigger is U-shaped open gear, the rifle body cartridge is in U-shaped open gear and through pin and trigger articulated. The trigger rotates around the axis of the gun body through the pin.
Further, a plurality of groove blocks which are positioned on one side of the cam shaft pin and matched with the first cam part are arranged on the U-shaped opening block.
Further, the groove rib is a cam-like through hole having a structure in conformity with the first cam portion.
Further, the end of the pin is provided with a clip for preventing the pin from being separated from the trigger and the gun body.
Alternatively, the end of the pin is a rivet turnup structure.
The invention has the beneficial effects that: the user can drive camshaft pin position free switching and then realize the regulation of different advancing ratios through pressing and the mode of rotatory screw, makes the glue pressing rifle possess the multi-purpose effect of a rifle to satisfy the construction demand of different kinds of colloids, make moreover and adjust conveniently, easily realize, play the purpose of saving social resource.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention.
Fig. 2 is an exploded view of the pin position switching device of the present invention.
Description of the embodiments
The invention will be further illustrated with reference to the following specific examples, without limiting the invention to these specific embodiments. It will be appreciated by those skilled in the art that the invention encompasses all alternatives, modifications and equivalents as may be included within the scope of the claims.
Referring to fig. 1 and 2, the embodiment provides a glue pressing gun with a pin position switching device, which comprises a push disc 1, a push rod 2, a glue containing barrel 8, a trigger 7 and a gun body 6, wherein the trigger 7 is hinged to the middle part of the gun body 6 through a pin 721 and is matched with the lower part of the gun body 6 for pressing glue, the glue containing barrel 8 is arranged at the front end of the gun body 6, the rear end of the push rod 2 is positioned outside the gun body 6, the front end of the push rod passes through the gun body 6 and is positioned in the glue containing barrel 8, the push disc 1 is arranged at the front end of the push rod 2, the rear end of the push rod 2 is provided with a braking device 5, a push plate 4 for driving the push rod 2 to move forward is arranged in the gun body 6, and the front end of the push plate 4 is provided with a reset spring 3; the trigger 7 is provided with a pin position switching device for adjusting the push-in ratio. According to the invention, the contact position of the pushing piece of the glue pressing gun is regulated through the pin position switching device, so that the adjustment of different pushing ratios is realized, and the glue pressing gun has the effect of multiple purposes of one gun, so that the construction requirements of different types of glue are met.
The pin position switching device in this embodiment includes a cam shaft pin 731, a compression spring 732, and a screw 733. The cam shaft pin 731 is rotatable and positionable in a corresponding gear, the cam shaft pin 731 has a first cam portion 7311 positioned in cooperation with the gear and a second cam portion 7312 for adjusting the push ratio thereof in contact with the push plate 4, and the first cam portion 7311 and the second cam portion 7312 are rotatably provided in synchronization. When the first cam part 7311 rotates to switch gear positions, the second cam part 7312 can be driven to synchronously rotate, so that the contact position between the second cam part 7312 and the push plate 4 is adjusted, and different pushing ratios are adjusted. The cam shaft pin 731 comprises a cylindrical pin, the first cam portion 7311 is disposed at a first end of the cylindrical pin, the second cam portion 7312 is disposed at a middle of the cylindrical pin, and a second end of the cylindrical pin passes through the trigger 7 and the gun body 6 and is in threaded connection with a screw 733 capable of driving the cam shaft pin 731 to axially move away from a corresponding gear. The invention drives the position of the cam shaft pin 731 to be freely switched by pressing and rotating the screw 733. The second end outer surface of the cylindrical pin is sleeved with a pressure spring 732, the diameter of the pressure spring 732 is smaller than that of the end face of the screw 733, and the pressure spring 732 is positioned between the inner end face of the screw 733 and the trigger 7. The cam shaft pin 731 is driven by the pressure spring 732 to axially reset and be positioned in a corresponding gear. The height of the second cam portion 7312 is smaller than that of the first cam portion 7311, so that the cam shaft pin 731 is conveniently penetrated. Of course, the structure of the first cam portion and the second cam portion in the present invention is not limited to the cam structure, and may be a columnar, bar-like, or even tooth-like structure.
In this embodiment, the trigger 7 has a U-shaped opening 71 at the upper part, two sides of the opening 71 are respectively provided with an upper pin hole and a lower pin hole perpendicular thereto, wherein one side of the upper pin hole is a circular through hole, the other side opposite to the upper pin hole is provided with a cam-shaped through hole, and two groove stops 711 are provided at the outer side of the cam-shaped through hole, and the structure of the cam-shaped through hole is consistent with that of the first cam part. The camshaft pins may pass through the upper pin holes in turn along this end and protrude from the other end, and the camshaft pins 731 may be respectively rotated in the radial direction and moved in the axial direction of the upper pin holes. The lower pin hole is provided with through holes on both sides, the pin 721 can pass through the through holes and is connected with the gun body 6, and the trigger 7 rotates around the pin 721 as the axis. The end of the pin 721 is provided with a locking piece 722 for preventing the pin from being separated from the trigger 7 and the gun body 6, or the end of the pin 721 can be prevented from being separated by adopting a rivet flanging mode.
During the glue pressing construction, the position of the cam shaft pin 731 can be switched, so that the propulsion ratio can be adjusted, and the construction requirements of different types of glue can be met. The specific switching operation is as follows:
the screw 733 on the trigger 7 open bar 71 is pressed by hand, so that the cam shaft pin 731 connected and fixed together is driven to axially displace along the axis of the circular through hole of the upper pin hole, the inner end surface of the first cam portion 7311 is higher than the outer end surface of the side, provided with the groove bar, of the trigger open bar 71, the cam shaft pin 731 is rotated, the handle is loosened when the first cam portion 7311 is aligned with the other groove bar, and under the action of the elastic force of the pressure spring 732, the cam shaft pin 731 automatically retracts, and the first cam portion 7311 is clamped into the groove bar. At this time, the second cam portion 7312 in the middle of the cam shaft pin 731 also rotates synchronously, so that the contact position with the push plate 4 is changed, thereby realizing position switching and further realizing adjustment of the push ratio. Conversely, when the push-back ratio is required, the position switching can be achieved by reversely rotating the cam shaft pin 731 in the same manner so that the first cam portion 7311 is again caught in the initial gear of the inner groove.
The user can drive the position of the cam shaft pin 731 to be freely switched by pressing and rotating the screw 733 so as to realize the adjustment of different propelling ratios, so that the glue pressing gun has the effect of one gun with multiple purposes, meets the construction requirements of different types of colloids, is convenient to manufacture and adjust, is easy to realize, and achieves the aim of saving social resources.
Claims (9)
1. The utility model provides a glue pressing gun that possesses pin position auto-change over device, includes pushing disc, push rod, holds gluey bucket, trigger and rifle body, the trigger articulates in rifle body middle part and the cooperation of rifle body lower part press glues, hold gluey bucket and locate the front end of rifle body, the rear end of push rod is located the rifle body, and its front end passes the rifle body and is located holds gluey bucket, the front end at the push rod is established to the pushing disc, the rear end of push rod is equipped with arresting gear, install the ejector pad that drives the push rod and advance in the rifle body, the ejector pad front end is equipped with reset spring, its characterized in that: the trigger is provided with a pin position switching device for adjusting the propulsion ratio; the pin position switching device comprises a cam shaft pin which can rotate and can be positioned in a corresponding gear, the corresponding gear is an initial gear and a pushing ratio adjusting gear, the cam shaft pin is provided with a first cam part which is matched with the gear and positioned, and a second cam part which is used for adjusting the pushing ratio of the cam shaft pin by contacting with a pushing piece, and the first cam part and the second cam part are synchronously rotated.
2. A glue gun with pin position switching device according to claim 1, characterized in that: the camshaft pin comprises a cylindrical pin, the first cam part is arranged at the first end part of the cylindrical pin, and the second cam part is arranged at the middle part of the cylindrical pin.
3. A glue gun with pin position switching device according to claim 2, characterized in that: the second end part of the cylindrical pin penetrates through the trigger and the gun body and is fixedly connected with a screw which can drive the camshaft pin to axially move away from the corresponding gear and then rotate.
4. A glue gun with pin position switching device according to claim 3, characterized in that: the outer surface of the second end of the cylindrical pin is sleeved with a pressure spring, and the pressure spring is positioned between the inner end surface of the screw and the trigger.
5. The glue gun with pin position switching device according to any one of claims 1-4, wherein: the upper part of the trigger is a U-shaped opening block, and the gun body is inserted into the U-shaped opening block and hinged with the trigger through a pin.
6. The glue gun with pin position switching device according to claim 5, wherein: and a plurality of groove gears which are matched with the first cam part for positioning are arranged on one side of the U-shaped open gear, which is positioned on one side of the cam shaft pin.
7. The glue gun with pin position switching device according to claim 6, wherein: the groove block is a cam-shaped through hole, and the structure of the groove block is consistent with that of the first cam part.
8. The glue gun with pin position switching device according to claim 5, wherein: the end of the pin is provided with a clamping piece for preventing the pin from being separated from the trigger and the gun body.
9. The glue gun with pin position switching device according to claim 5, wherein: the end part of the pin is a rivet flanging structure.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810643912.9A CN108580210B (en) | 2018-06-21 | 2018-06-21 | Glue pressing gun with pin position switching device |
DE202019101933.6U DE202019101933U1 (en) | 2018-06-07 | 2019-04-03 | Auspresspistole |
US16/416,618 US10814347B2 (en) | 2018-06-07 | 2019-05-20 | Caulking gun |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810643912.9A CN108580210B (en) | 2018-06-21 | 2018-06-21 | Glue pressing gun with pin position switching device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108580210A CN108580210A (en) | 2018-09-28 |
CN108580210B true CN108580210B (en) | 2024-02-23 |
Family
ID=63628549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810643912.9A Active CN108580210B (en) | 2018-06-07 | 2018-06-21 | Glue pressing gun with pin position switching device |
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CN (1) | CN108580210B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3907011B1 (en) * | 2019-01-04 | 2024-07-17 | Hangzhou United Tools Co., Ltd. | Glue gun |
CN218309040U (en) * | 2022-05-31 | 2023-01-17 | 上海先铸五金工具有限公司 | Multi-gear glue pressing gun with adjustable propulsion ratio |
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