CN220742037U - Locking connection structure of band-type brake mode locking - Google Patents
Locking connection structure of band-type brake mode locking Download PDFInfo
- Publication number
- CN220742037U CN220742037U CN202322014026.9U CN202322014026U CN220742037U CN 220742037 U CN220742037 U CN 220742037U CN 202322014026 U CN202322014026 U CN 202322014026U CN 220742037 U CN220742037 U CN 220742037U
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- CN
- China
- Prior art keywords
- band
- type brake
- locking
- piston rod
- limiting rod
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- 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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Links
- 238000001746 injection moulding Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a locking connection structure of a band-type brake mode locking, which comprises an opening and closing oil cylinder fixedly installed on the band-type brake, a limiting rod connected to the other band-type brake and a locking screw, wherein the end face of one end of the limiting rod, which is far away from the band-type brake, is inwards concave to form a threaded hole; the surface threaded connection of piston rod has lock nut, and lock nut supports and presses the one end that the band-type brake was kept away from at the gag lever post, realizes radial spacing, and finally the gag lever post is firmly connected with the piston rod, improves band-type brake mode locking's stability.
Description
Technical Field
The utility model relates to the field of injection molding machines, in particular to an anti-loosening connecting structure for locking a band-type brake.
Background
There are many kinds of injection molding machines on the market at present, and wherein two board-like injection molding machines include tiebar and band-type brake mode locking mechanism, and band-type brake mode locking mechanism is including being used for holding the band-type brake of tiebar, the hydro-cylinder that is used for driving the band-type brake to open and shut, and the piston rod of hydro-cylinder is generally connected with the band-type brake through the gag lever post.
For example, the utility model of publication number CN203092980U discloses a band-type brake mechanism of an injection molding machine, comprising an oil cylinder and two half-clasping nuts, wherein the oil cylinder is fixedly connected to one of the half-clasping nuts, a piston rod of the oil cylinder is connected with the other half-clasping nut through a piston extension rod, and the piston rod of the oil cylinder needs to frequently reciprocate to drive the half-clasping nuts to open and close, so that the joint of the piston rod and the piston extension rod is easy to loose. Therefore, the utility model provides a locking connection structure for locking a band-type brake die, which aims to solve the problems.
Disclosure of Invention
The utility model aims to provide a locking connection structure for locking a band-type brake mode, which can avoid the problem of loose connection between a piston rod and a limiting rod.
The utility model provides a locking connection structure of a band-type brake mode locking, which comprises an opening and closing oil cylinder fixedly installed on a band-type brake, a limiting rod connected to the other band-type brake and a locking screw, wherein the end face of one end of the limiting rod, which is far away from the band-type brake, is inwards concave to form a threaded hole; the outer surface threaded connection of piston rod has lock nut, lock nut supports and presses the one end that keeps away from the band-type brake at the gag lever post and finally realizes radial spacing.
Preferably, the limiting rod is provided with a locking hole, one end of the locking screw penetrates through the locking hole and then is clamped in the positioning groove, and the other end of the locking screw is clamped in the first locking hole.
Preferably, the positioning groove is a strip-shaped groove, and the positioning groove extends along the axial direction of the piston rod.
The utility model has the beneficial effects that:
1. the limiting rod is in threaded connection with the piston rod, and then penetrates through the limiting rod and the piston rod through the locking screw, so that circumferential limiting is realized, and the limiting rod is prevented from rotating relative to the piston rod; lock nut and piston rod threaded connection, lock nut support the one end of keeping away from the band-type brake at the gag lever post, realize radial spacing, prevent gag lever post and piston rod along axial displacement to make gag lever post and piston rod firm the connection, improve band-type brake mode locking stability.
2. The limiting rod is detachably connected with the piston rod, the oil cylinder is convenient to overhaul, and the anti-loosening connecting structure is simple.
Drawings
FIG. 1 is an overall schematic diagram of a locking connection structure of a band-type brake mode locking according to an embodiment of the utility model;
FIG. 2 is a cross-sectional view of the A-A plane of FIG. 1;
fig. 3 is a cross-sectional view of the B-B plane of fig. 2.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-3, an embodiment of a locking connection structure of a band-type brake mode locking of the present utility model is presented:
the utility model provides a locking connection structure of a band-type brake mode locking mechanism, which is applied to the band-type brake mode locking mechanism disclosed in an utility model patent with publication number of CN216635269U and publication date of 2022, 5 and 31. The anti-loosening connecting structure comprises an opening and closing oil cylinder, a limiting rod 1 and a locking screw 2. In the band-type brake mode locking, an opening and closing oil cylinder is fixedly arranged on one band-type brake, one end of a limiting rod 1 is connected with the other band-type brake, the end face of the limiting rod 1, which is far away from one end of the band-type brake, is inwards recessed to form a threaded hole 11, a positioning groove 32 is formed in the outer surface of one end of a piston rod 3, which is provided with threads 31, and a locking screw 2 radially penetrates through the limiting rod, stretches into the threaded hole 11 and contacts with the positioning groove 32 to finally realize circumferential limiting, so that the limiting rod 1 is prevented from rotating relative to the piston rod 3; the outer surface thread 31 of the piston rod 3 is connected with a lock nut 4, the lock nut 4 is propped against one end of the limiting rod 1, which is far away from the band-type brake, radial limiting is achieved, the limiting rod 1 and the piston rod 3 are finally firmly connected, even if the piston rod 3 frequently reciprocates, the piston rod cannot loosen, and the stability of band-type brake mode locking is improved. The limit rod 1 is not moved relatively after being connected with the piston rod 3, so that the abrasion of the threads 31 is avoided. And locking connection structure is simple, is detachable between gag lever post 1 and the piston rod 3 and is connected, convenient to detach overhauls the hydro-cylinder.
Specifically, the stop lever 1 is provided with a locking hole, one end of the locking screw 2 penetrates through the locking hole and then is clamped in the positioning groove 32, and the other end of the locking screw 2 is clamped in the locking hole. The positioning groove 32 is a strip-shaped groove, and the positioning groove 32 extends along the axial direction of the piston rod 3 and is used for finely adjusting the threaded connection position of the limiting rod 1 and the piston rod 3.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.
Claims (3)
1. The locking connection structure of the band-type brake mode locking is characterized by comprising an opening and closing oil cylinder fixedly installed on the band-type brake, a limiting rod (1) connected to the other band-type brake and a locking screw (2), wherein one end face of the limiting rod (1) far away from the band-type brake is inwards concave to form a threaded hole (11), a piston rod (3) of the opening and closing oil cylinder is connected in the threaded hole (11) towards one end of the limiting rod (1) in a threaded manner, a positioning groove (32) is formed in the outer surface of one end of the piston rod (3) with a thread (31), and the locking screw (2) radially penetrates through the limiting rod (1) and stretches into the threaded hole (11) and is in contact with the positioning groove (32) to finally realize circumferential limiting; the outer surface thread (31) of the piston rod (3) is connected with a lock nut (4), and the lock nut (4) is propped against one end, far away from the band-type brake, of the limiting rod (1) to finally realize radial limiting.
2. The locking connection structure of the band-type brake mode locking according to claim 1, wherein the limiting rod (1) is provided with a locking hole, one end of the locking screw (2) penetrates through the locking hole and then is clamped in the positioning groove (32), and the other end of the locking screw (2) is clamped in the first locking hole.
3. The locking connection structure of band-type brake mode locking according to claim 1, wherein the positioning groove (32) is a strip-shaped groove, and the positioning groove (32) extends along the axial direction of the piston rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014026.9U CN220742037U (en) | 2023-07-28 | 2023-07-28 | Locking connection structure of band-type brake mode locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014026.9U CN220742037U (en) | 2023-07-28 | 2023-07-28 | Locking connection structure of band-type brake mode locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220742037U true CN220742037U (en) | 2024-04-09 |
Family
ID=90550321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322014026.9U Active CN220742037U (en) | 2023-07-28 | 2023-07-28 | Locking connection structure of band-type brake mode locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220742037U (en) |
-
2023
- 2023-07-28 CN CN202322014026.9U patent/CN220742037U/en active Active
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| GR01 | Patent grant |