CN213080502U - Limiting pressure adjusting screw - Google Patents
Limiting pressure adjusting screw Download PDFInfo
- Publication number
- CN213080502U CN213080502U CN202021974784.5U CN202021974784U CN213080502U CN 213080502 U CN213080502 U CN 213080502U CN 202021974784 U CN202021974784 U CN 202021974784U CN 213080502 U CN213080502 U CN 213080502U
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- sleeve
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Abstract
The utility model discloses a spacing pressure adjusting screw, including the screw rod main part, the outside of screw rod main part is equipped with the fixed cover of main part, and the fixed cover outside of main part is the cylinder to the lower extreme of screw rod main part is fixed with the spliced pole, the lower extreme of the fixed cover of main part is equipped with the adapter sleeve of cylinder, and the adapter sleeve outside has seted up the screw thread to the adapter sleeve outside has spacing adjusting collar through the thread tightening, the spacing groove has been seted up to adapter sleeve's outer wall, the through-hole has been seted up to spacing adjusting collar lower extreme, and the inside diameter of spacing adjusting collar lower extreme through-hole is less than the outside diameter of. This spacing pressure adjusting screw is provided with limit structure, can block the position of screw rod, avoids the screw rod the condition that breaks away from to appear, can restrict the position of screw rod simultaneously, improves the result of use of screw rod.
Description
Technical Field
The utility model relates to an adjusting screw technical field specifically is a spacing pressure adjusting screw.
Background
Screws are used in plastic molding equipment such as plastic profile extruders, injection molding machines, and the like. The screw and barrel are the core components of the plastic molding apparatus. Is a part that is plasticized by heating and extrusion. Is the core of plastic machinery. The screw is widely applied to machining centers, CNC machines, numerically controlled lathes, injection molding machines, wire cutting, grinding machines, milling machines, slow-moving wires, fast-moving wires, PCB drilling machines, engraving and milling machines, spark discharge machines, gear engagement machines, planing machines, large vertical lathe planomillers and the like.
The existing adjusting screw rod is widely applied to the field of metal welding and is an indispensable part in national economy, and in the use process of a welding pressure system, the pressure adjusting screw rod can be pulled out of the system to cause the fault that the system cannot be normally used.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a spacing pressure adjusting screw to in the adjusting screw use that proposes in solving the background art, pressure adjusting screw can appear by the problem that the system of being pulled out caused the unable normal use trouble of system.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spacing pressure adjusting screw, includes the screw rod main part, the outside of screw rod main part is equipped with the fixed cover of main part, and the fixed cover outside of main part is the cylinder to the lower extreme of screw rod main part is fixed with the spliced pole, the lower extreme of the fixed cover of main part is equipped with the adapter sleeve of cylinder, and the adapter sleeve outside sets up screw thread to the adapter sleeve outside has spacing adjusting collar through threaded fixation, the spacing groove has been seted up to adapter sleeve's outer wall, the through-hole has been seted up to spacing adjusting collar lower extreme, and the inside diameter of spacing adjusting collar lower extreme through-hole is less than the outside.
Preferably, the central part of the connecting sleeve is provided with a through hole communicated with the main body fixing sleeve, and the screw main body penetrates through the through hole on the connecting sleeve.
Preferably, the outer wall of the limiting adjusting sleeve is provided with a screw mounting hole, a fixing screw is arranged in the screw mounting hole, and one end of the fixing screw abuts against the limiting groove.
Preferably, the limiting groove is rectangular and strip-shaped, and the limiting groove is parallel to the connecting sleeve.
Preferably, the central line of the connecting column and the central line of the screw body are on the same straight line, the lower end of the connecting column is provided with a fixing piece, and the outer wall of the fixing piece is provided with a circular through hole.
Preferably, the diameter of the outer ring of the connecting column is smaller than the inner diameter of the through hole at the lower end of the limiting adjusting sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: this spacing pressure adjusting screw is provided with limit structure, can block the position of screw rod, avoids the screw rod the condition that breaks away from to appear, can restrict the position of screw rod simultaneously, improves the result of use of screw rod. The connecting sleeve of the device plays a role in fixing the limiting adjusting sleeve, the limiting adjusting sleeve can be sleeved outside the screw rod main body, the position of the screw rod main body is limited through the limiting adjusting sleeve, meanwhile, the connecting column at the lower end of the screw rod main body can extend out of a through hole at the lower end of the limiting adjusting sleeve, and the screw rod main body can be connected to other equipment through the connecting column and the fixing piece.
Drawings
Fig. 1 is a schematic structural view of a limit pressure adjusting screw of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 of the limiting pressure adjusting screw of the present invention;
fig. 3 is a side view of the connection sleeve of the limiting pressure adjusting screw of the present invention.
In the figure: 1. the screw rod main part, 2, the fixed cover of main part, 3, adapter sleeve, 4, spacing adjusting collar, 5, spacing groove, 6, screw mounting hole, 7, spliced pole, 8, stationary blade, 9, fixed screw.
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. 1-3, the present invention provides a technical solution: a limit pressure adjusting screw comprises a screw body 1, a main body fixing sleeve 2 is arranged outside the screw body 1, the outer part of the main body fixing sleeve 2 is a cylinder, a connecting column 7 is fixed at the lower end of the screw body 1, the central line of the connecting column 7 is in the same straight line with the central line of the screw body 1, a fixing piece 8 is arranged at the lower end of the connecting column 7, a round through hole is formed in the outer wall of the fixing piece 8, the connecting column 7 of the structure plays a role of connecting the fixing piece 8, equipment can be fixedly connected through the fixing piece 8, the screw body 1 can be connected with external equipment, the outer ring diameter of the connecting column 7 is smaller than the inner diameter of the through hole at the lower end of a limit adjusting sleeve 4, the outer diameter ratio of the connecting column 7 of the structure is shorter, the connecting column 7 can extend out of the through hole at the lower end of the, the lower end of the main body fixing sleeve 2 is provided with a cylindrical connecting sleeve 3, the outside of the connecting sleeve 3 is provided with threads, the outside of the connecting sleeve 3 is fixed with a limit adjusting sleeve 4 through threads, the outer wall of the connecting sleeve 3 is provided with a limit groove 5, the central part of the connecting sleeve 3 is provided with a through hole communicated with the main body fixing sleeve 2, the screw main body 1 passes through the through hole on the connecting sleeve 3, the central through hole of the connecting sleeve 3 of the structure plays a role of accommodating the screw main body 1, so that the screw main body 1 can pass through the connecting sleeve 3 and extend into the limit adjusting sleeve 4, the limit groove 5 is in a rectangular strip shape, the limit groove 5 is parallel to the connecting sleeve 3, the limit groove 5 of the structure plays a role of accommodating a fixing screw 9, and the limit groove 5 is parallel to the connecting sleeve 3, so that the fixing screw 9 can be fixed on the same straight line, and the setting work of, the through-hole has been seted up to 4 lower extremes of spacing adjusting collar, and the inside diameter of 4 lower extremes through-holes of spacing adjusting collar is less than the outside diameter of screw rod main part 1, screw mounting hole 6 has been seted up to the outer wall of spacing adjusting collar 4, and the inside fixed screw 9 that is equipped with of screw mounting hole, and the one end top of fixed screw 9 is in spacing groove 5, the screw mounting hole 6 of the 4 outer walls of spacing adjusting collar of this structure plays the effect that holds fixed screw 9, the one end of fixed screw 9 can be fixed to in the spacing groove 5, can block by the position of spacing adjusting collar 4 through fixed screw 9, avoid automatic pivoted condition to appear in spacing adjusting collar 4.
The working principle is as follows: when the limiting pressure adjusting screw is used, the device is firstly arranged at a proper place, the fixing sheet 8 is connected to an external part, when the fixing sheet 8 is pulled, the fixing sheet 8 can drive the screw body 1 to move through the connecting column 7, the screw body 1 can move towards the direction of the fixing sheet 8 in the body fixing sleeve 2 until one end of the screw body 1 is propped against the inner side of the limiting adjusting sleeve 4, the position of the screw body 1 is limited through the limiting adjusting sleeve 4 to play a limiting role, if the limiting length of the screw body 1 needs to be adjusted, the fixing screw 9 in the screw mounting hole 6 is taken out firstly, then the limiting adjusting sleeve 4 can be rotated, the position of the limiting adjusting sleeve 4 on the connecting sleeve 3 is adjusted, then the fixing screw 9 is fixed to the screw mounting hole 6 again, so that one end of the fixing screw 9 can be clamped in the limiting groove 5, therefore, the position of the limiting adjusting sleeve 4 is clamped, the automatic rotation of the limiting adjusting sleeve 4 is avoided, and a series of work is completed.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a spacing pressure adjusting screw, includes screw rod main part (1), its characterized in that: the outside of screw rod main part (1) is equipped with the fixed cover of main part (2), and the fixed cover of main part (2) outside is the cylinder to the lower extreme of screw rod main part (1) is fixed with spliced pole (7), the lower extreme of the fixed cover of main part (2) is equipped with adapter sleeve (3) of cylinder, and adapter sleeve (3) outside has seted up the screw thread to adapter sleeve (3) outside has spacing adjusting collar (4) through the threaded fixation, spacing groove (5) have been seted up to the outer wall of adapter sleeve (3), the through-hole has been seted up to spacing adjusting collar (4) lower extreme, and the inside diameter of spacing adjusting collar (4) lower extreme through-hole is less than the outside diameter of screw rod main part (1).
2. The limit pressure adjusting screw according to claim 1, wherein: the central part of the connecting sleeve (3) is provided with a through hole communicated with the main body fixing sleeve (2), and the screw main body (1) penetrates through the through hole on the connecting sleeve (3).
3. The limit pressure adjusting screw according to claim 1, wherein: the outer wall of the limiting adjusting sleeve (4) is provided with a screw mounting hole (6), a fixing screw (9) is arranged in the screw mounting hole (6), and one end of the fixing screw (9) abuts against the limiting groove (5).
4. The limit pressure adjusting screw according to claim 1, wherein: the limiting groove (5) is rectangular and strip-shaped, and the limiting groove (5) is parallel to the connecting sleeve (3).
5. The limit pressure adjusting screw according to claim 1, wherein: the central line of spliced pole (7) and the central line of screw rod main part (1) are in same straight line, and the lower extreme of spliced pole (7) is equipped with stationary blade (8) to circular shape through-hole has been seted up to stationary blade (8) outer wall.
6. The limit pressure adjusting screw according to claim 1, wherein: the diameter of the outer ring of the connecting column (7) is smaller than the inner diameter of the through hole at the lower end of the limiting adjusting sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974784.5U CN213080502U (en) | 2020-09-11 | 2020-09-11 | Limiting pressure adjusting screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974784.5U CN213080502U (en) | 2020-09-11 | 2020-09-11 | Limiting pressure adjusting screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213080502U true CN213080502U (en) | 2021-04-30 |
Family
ID=75634912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021974784.5U Active CN213080502U (en) | 2020-09-11 | 2020-09-11 | Limiting pressure adjusting screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213080502U (en) |
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2020
- 2020-09-11 CN CN202021974784.5U patent/CN213080502U/en active Active
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