CN219723493U - Cemented carbide firing pin threaded part - Google Patents
Cemented carbide firing pin threaded part Download PDFInfo
- Publication number
- CN219723493U CN219723493U CN202321023127.6U CN202321023127U CN219723493U CN 219723493 U CN219723493 U CN 219723493U CN 202321023127 U CN202321023127 U CN 202321023127U CN 219723493 U CN219723493 U CN 219723493U
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- CN
- China
- Prior art keywords
- firing pin
- needle tube
- striker
- limiting
- mounting
- 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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- 238000010304 firing Methods 0.000 title claims abstract description 59
- 230000000149 penetrating effect Effects 0.000 claims abstract description 20
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims 1
- 239000003292 glue Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a hard alloy firing pin threaded part which comprises a firing pin needle tube, wherein one end of the firing pin needle tube is connected with a firing pin seat in a sliding and penetrating manner, one end of the firing pin needle tube is provided with a mounting mechanism, the mounting mechanism comprises a mounting groove, one end of the firing pin needle tube is connected with a mounting block in a threaded and penetrating manner, one end of the firing pin needle tube is fixedly connected with a limiting block in a penetrating manner, the limiting block is connected with one end of an inner cavity of the mounting groove in a sliding and penetrating manner, and one end of the limiting block is provided with a limiting mechanism. According to the utility model, one end of the striker needle tube is inserted into the inner cavity of the mounting groove in the middle of the striker seat in a sliding manner, the limiting block is driven to move to one end of the inner cavity of the mounting groove, the mounting block is rotated to be in threaded connection with one end of the striker needle tube, the back surface of the mounting block is attached to the front surface of the striker seat, and the front surface and the back surface of the striker seat are respectively extruded by utilizing the cooperation of the mounting block and the limiting block, so that the striker is convenient to mount and dismount.
Description
Technical Field
The utility model relates to the field of firing pins, in particular to a hard alloy firing pin threaded part.
Background
The glue dispensing device is used for bonding, pouring, coating, sealing and other purposes of producing artware, the firing pin valve belongs to an important part in the glue dispensing device, and the structure of the firing pin valve generally comprises a valve body, a glue dispensing needle head provided with a steel needle and a firing pin arranged in the valve body, when the firing pin valve is closed, the firing pin is pushed to move forwards by high-pressure gas, so that the front end of the firing pin can be abutted against a firing pin seat arranged on the valve body, and a connecting hole communicated with the glue dispensing needle head is blocked and closed, thereby avoiding discharging in the steel needle.
The common firing pin is in an integral arrangement with the piston of the dispensing device, one end of the firing pin is fixedly arranged between the firing pin and the piston, when the firing pin is used for a long time, the end part of the firing pin is easy to wear, the using function of the firing pin is affected, and the common firing pin is inconvenient to install and detach and is inconvenient to replace.
Disclosure of Invention
The utility model aims to provide a hard alloy firing pin threaded part, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the hard alloy firing pin threaded part comprises a firing pin needle tube, wherein one end of the firing pin needle tube is connected with a firing pin seat in a sliding and penetrating way and is used for installing the firing pin needle tube;
one end of the striker needle tube is provided with a mounting mechanism, so that the striker needle tube and the striker seat are convenient to mount and connect;
the mounting mechanism comprises a mounting groove, an inner cavity of the mounting groove is connected with one end of the striker needle tube in a sliding penetrating manner, a mounting block is connected with one end of the striker needle tube in a threaded penetrating manner, a limiting block is fixedly connected with one end of the striker needle tube in a penetrating manner, and the limiting block is connected with one end of the inner cavity of the mounting groove in a sliding penetrating manner;
one end of the limiting block is provided with a limiting mechanism for ensuring stable connection between the striker needle tube and the striker seat.
Preferably, the limiting mechanism comprises two limiting columns, one end of each limiting column is fixedly connected with the front side of the limiting block, two limiting grooves are formed in the back side of the inner wall of each mounting groove, and the inner cavity of each limiting groove is connected with one end of each limiting column in a sliding penetrating mode.
Preferably, a groove is formed in one end of the back surface of the mounting block, and the inner wall of the groove is in threaded connection with one end of the striker needle tube.
Preferably, the needle striking seat is provided with two connecting grooves at equal intervals, and a piston ring is arranged in the inner cavity of one connecting groove.
Preferably, a connecting part is arranged at the other end of the striker needle tube, a needle head part is arranged at one end of the connecting part, and the needle head part is arranged in a truncated cone shape.
Preferably, the mounting groove is arranged in a convex shape, the limiting block is arranged in a round block shape, and the middle part of the striker needle tube is provided with a through hole.
The utility model has the technical effects and advantages that:
(1) According to the utility model, one end of the striker needle tube is slidably inserted into the inner cavity of the mounting groove in the middle of the striker seat by utilizing the matched arrangement mode of the mounting block, the mounting groove and the limiting block, the limiting block is driven to move to one end of the inner cavity of the mounting groove, the mounting block is rotated to be in threaded connection with one end of the striker needle tube, the back surface of the mounting block is matched with the front surface of the striker seat, and the front surface and the back surface of the striker seat are respectively extruded by utilizing the matching of the mounting block and the limiting block, so that the striker can be conveniently installed and detached;
(2) According to the utility model, by adopting a setting mode that the limit post is matched with the limit groove, the limit post is inserted into one end of the inner cavity of the mounting groove in a sliding manner, and then the striker needle tube and the limit block are rotated, so that the limit post is inserted into the inner cavity of the limit groove in a sliding manner, the striker needle tube is limited, the striker needle tube and the striker seat are prevented from rotating, and the stability of the striker needle tube and the striker seat is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic diagram showing a cross-sectional side view of the needle cannula of the striker of the present utility model.
Fig. 3 is a schematic view of a cross-sectional side view of the needle striker seat of the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 2 at a.
In the figure: 1. a striker needle tube; 2. a needle striking seat; 3. a mounting mechanism; 31. a mounting groove; 32. a mounting block; 33. a limiting block; 4. a limiting mechanism; 41. a limit column; 42. a limit groove; 43. a groove; 5. a connecting groove; 6. piston rings; 7. a connection part; 8. a needle portion; 9. and a through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a hard alloy firing pin threaded part as shown in figures 1-4, which comprises a firing pin needle tube 1, wherein the firing pin needle tube 1 is in a cylindrical shape, one end of the firing pin needle tube 1 is connected with a firing pin seat 2 in a sliding and inserting way, and is used for installing the firing pin needle tube 1, and the firing pin needle tube 1 is installed on a device through the firing pin seat 2, so that the stable installation of the firing pin needle tube 1 is ensured;
one end of the striker needle tube 1 is provided with a mounting mechanism 3, so that the striker needle tube 1 and the striker seat 2 are conveniently mounted and connected, and the striker needle tube 1 is ensured to be mounted on the striker seat 2;
the mounting mechanism 3 comprises a mounting groove 31, an inner cavity of the mounting groove 31 is connected with one end of the striker needle tube 1 in a sliding penetrating manner, the mounting groove 31 is used for mounting one end of the striker needle tube 1 in a sliding penetrating manner, the striker seat 2 is penetrated into one end of the striker needle tube 1 in a sliding manner, one end of the striker needle tube 1 is connected with a mounting block 32 in a threaded penetrating manner, the mounting block 32 is arranged in a circular ring shape, the mounting block 32 is connected with one end of the striker needle tube 1 in a threaded manner through rotation, the back surface of the mounting block 32 is attached to the front surface of the striker seat 2, one end of the striker needle tube 1 is fixedly penetrated and connected with a limiting block 33, the limiting block 33 moves along with one end of the striker needle tube 1 and penetrates into the inner cavity of the mounting groove 31, the striker needle tube 1 is limited by the cooperation of the mounting block 32 and the limiting block 33, the front surface of the striker needle tube 2 is extruded with the back surface of the striker seat 2 respectively, the limiting block 33 is fixedly connected with one end of the inner cavity of the mounting groove 31 in a sliding penetrating manner;
one end of the limiting block 33 is provided with a limiting mechanism 4 for ensuring stable connection between the striker needle tube 1 and the striker seat 2, preventing rotation between the striker needle tube 1 and the striker seat 2 and ensuring stability of the striker needle tube 1 and the striker seat 2;
the limiting mechanism 4 comprises two limiting columns 41, one ends of the limiting columns 41 are fixedly connected with the front surface of the limiting block 33, the two limiting columns 41 are respectively arranged at the top and the bottom of the limiting block 33, along with the movement of the limiting block 33, two limiting grooves 42 are formed in the back surface of the inner wall of the mounting groove 31, the limiting grooves 42 are used for mounting the limiting columns 41, the inner cavities of the limiting grooves 42 are in sliding insertion connection with one ends of the limiting columns 41, the limiting blocks 33 are in sliding insertion connection with one ends of the inner cavities of the mounting groove 31, and then the striker needle tube 1 and the limiting blocks 33 are rotated, so that the limiting columns 41 are in sliding insertion connection with the inner cavities of the limiting grooves 42 to limit the striker needle tube 1;
the back side of the mounting block 32 is provided with a groove 43, the inner wall of the groove 43 is in threaded connection with one end of the striker needle tube 1, the groove 43 is used for mounting one end of the striker needle tube 1, the inner wall of the groove 43 is provided with an internal thread, the outer wall of one end of the striker needle tube 1 is provided with an external thread, and the inner wall of the groove 43 is in threaded connection with the outer wall of one end of the striker needle tube 1 by rotating the mounting block 32 so as to fix one end of the striker needle tube 1;
two connecting grooves 5 are formed in the needle striking seat 2 at equal intervals, the connecting grooves 5 are annular grooves and are used for installing piston rings 6, the inner cavity of one connecting groove 5 is provided with the piston ring 6, and the piston ring 6 is movably clamped into the inner cavity of the connecting groove 5;
the other end of the striker needle tube 1 is provided with a connecting part 7, the diameter of the connecting part 7 is smaller than that of the striker needle tube 1, one end of the connecting part 7 is provided with a needle part 8, the needle part 8 is arranged at the other end of the striker needle tube 1 to form the head part of the striker needle tube 1, and the needle part 8 is arranged in a truncated cone shape;
the mounting groove 31 is arranged in a convex shape, the limiting block 33 is arranged in a round block shape, and the middle part of the striker needle tube 1 is provided with a through hole 9.
The working principle of the utility model is as follows: through sliding one end of the striker needle tube 1 to penetrate into the inner cavity of the mounting groove 31 in the middle of the striker seat 2, the limiting block 33 is driven to move to one end of the inner cavity of the mounting groove 31, the mounting block 32 is rotated, the mounting block 32 is connected with one end of the striker needle tube 1 in a threaded mode, the back face of the mounting block 32 is attached to the front face of the striker seat 2, the front face and the back face of the striker seat 2 are respectively extruded by utilizing the matching of the mounting block 32 and the limiting block 33, the striker needle tube 1 and the striker seat 2 are stably installed and connected, meanwhile, the limiting block 33 is penetrated into one end of the inner cavity of the mounting groove 31 in a sliding mode, the striker needle tube 1 and the limiting block 33 are rotated, the limiting post 41 is enabled to penetrate into the inner cavity of the limiting groove 42 in a sliding mode, limiting is carried out on the striker needle tube 1, rotation between the striker needle tube 1 and the striker seat 2 is prevented, and stability of the striker needle tube 1 and the striker seat 2 is guaranteed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A carbide striker screw comprising:
the device comprises a firing pin needle tube (1), wherein one end of the firing pin needle tube (1) is connected with a firing pin seat (2) in a sliding and penetrating way and is used for installing the firing pin needle tube (1);
the method is characterized in that: one end of the firing pin needle tube (1) is provided with a mounting mechanism (3) which is convenient for mounting and connecting the firing pin needle tube (1) and the firing pin seat (2);
the mounting mechanism (3) comprises a mounting groove (31), an inner cavity of the mounting groove (31) is connected with one end of the firing pin needle tube (1) in a sliding penetrating mode, one end of the firing pin needle tube (1) is connected with a mounting block (32) in a threaded penetrating mode, one end of the firing pin needle tube (1) is fixedly connected with a limiting block (33) in a penetrating mode, and the limiting block (33) is connected with one end of the inner cavity of the mounting groove (31) in a sliding penetrating mode;
one end of the limiting block (33) is provided with a limiting mechanism (4) for ensuring stable connection between the striker needle tube (1) and the striker seat (2).
2. The hard alloy firing pin threaded part according to claim 1, wherein the limiting mechanism (4) comprises two limiting columns (41), one end of each limiting column (41) is fixedly connected with the front surface of the limiting block (33), two limiting grooves (42) are formed in the back surface of the inner wall of the mounting groove (31), and an inner cavity of each limiting groove (42) is connected with one end of each limiting column (41) in a sliding penetrating mode.
3. The hard alloy firing pin threaded part according to claim 1, wherein a groove (43) is formed in one end of the back surface of the mounting block (32), and the inner wall of the groove (43) is in threaded connection with one end of the firing pin needle tube (1).
4. The hard alloy firing pin threaded part according to claim 1, wherein two connecting grooves (5) are equidistantly formed on the firing pin seat (2), and a piston ring (6) is arranged in an inner cavity of one connecting groove (5).
5. The hard alloy firing pin threaded part according to claim 1, wherein a connecting portion (7) is arranged at the other end of the firing pin needle tube (1), a pin head portion (8) is arranged at one end of the connecting portion (7), and the pin head portion (8) is arranged in a truncated cone shape.
6. The hard alloy firing pin threaded part according to claim 1, wherein the mounting groove (31) is arranged in a convex shape, the limiting block (33) is arranged in a round block shape, and the middle part of the firing pin needle tube (1) is provided with a through hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321023127.6U CN219723493U (en) | 2023-05-04 | 2023-05-04 | Cemented carbide firing pin threaded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321023127.6U CN219723493U (en) | 2023-05-04 | 2023-05-04 | Cemented carbide firing pin threaded part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219723493U true CN219723493U (en) | 2023-09-22 |
Family
ID=88061196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321023127.6U Active CN219723493U (en) | 2023-05-04 | 2023-05-04 | Cemented carbide firing pin threaded part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219723493U (en) |
-
2023
- 2023-05-04 CN CN202321023127.6U patent/CN219723493U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |