CN106624725B - Pressing mechanism - Google Patents
Pressing mechanism Download PDFInfo
- Publication number
- CN106624725B CN106624725B CN201611100393.9A CN201611100393A CN106624725B CN 106624725 B CN106624725 B CN 106624725B CN 201611100393 A CN201611100393 A CN 201611100393A CN 106624725 B CN106624725 B CN 106624725B
- Authority
- CN
- China
- Prior art keywords
- pressing
- plate
- fixing plate
- clamping mechanism
- piece
- 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.)
- Expired - Fee Related
Links
- 238000003825 pressing Methods 0.000 title claims abstract description 100
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a hold-down mechanism, comprising: a support; the fixing plate is fixedly connected with the bracket, and a connecting hole is formed in the fixing plate; a pressing part formed on the fixing plate; wherein the pressing portion includes: the guide post is slidably sleeved in the connecting hole; the pressing plate is fixedly arranged at the bottom end of the guide column; and the pressing piece is arranged on the fixing plate and used for pressing the pressing plate downwards, and a self-locking structure is formed on the pressing piece. According to the pressing mechanism, the pressing piece drives the pressing plate to move downwards and can press a workpiece, the pressing piece can be self-locked, the pressing reliability is guaranteed, and meanwhile, the pressing plate can move up and down, so that the pressing mechanism is suitable for workpieces with different height sizes.
Description
Technical Field
The invention relates to an installation auxiliary tool, in particular to a pressing mechanism.
Background
At the engine production line or the engine trial-manufacturing stage that output is not high, to the pressure equipment of engine water shutoff hole and the pressure equipment of oil duct hole steel ball, often can adopt the mode that the lower manual work of cost was strikeed, because pressure equipment power is great, at the in-process that strikes, the spacing of work piece is essential with pressing from both sides tightly, if the work piece shifts in atress back position, can lead to the pressure equipment degree of difficulty to increase on the one hand, unable normal power of exerting, on the other hand is difficult to guarantee the pressure equipment uniformity, leads to the pressure equipment quality relatively poor. Therefore, the limitation of the workpiece in the press mounting process is a precondition for ensuring the press mounting quality, the press mounting stability and the press mounting reliability.
In the current engine production line and the trial production line, for the mode of limiting the manual press-fitting of the workpiece, a mode of adding a stop block on the side face is mostly adopted, namely, a movable stop block is added on the opposite side of the stress of the workpiece, and the front position and the rear position of the stop block are adjusted through bolts to realize the clamping limiting.
Disclosure of Invention
The invention aims to provide a pressing mechanism, which solves the problems in the prior art, can ensure that a workpiece is reliably pressed in the knocking process and has wide applicability.
The pressing mechanism of the present invention comprises: a support; the fixing plate is fixedly connected with the bracket, and a connecting hole is formed in the fixing plate; a pressing part formed on the fixing plate; wherein the pressing portion includes: the guide post is slidably sleeved in the connecting hole; the pressing plate is fixedly arranged at the bottom end of the guide column; and the pressing piece is arranged on the fixing plate and used for pressing the pressing plate downwards, and a self-locking structure is formed on the pressing piece.
The pressing mechanism as described above, wherein the pressing member is a caliper.
The pressing mechanism as described above, wherein the guide post has a tip end protruding from the fixing plate, and an end cap is formed at the tip end, and a spring is provided between the end cap and the fixing plate.
The pressing mechanism is characterized in that the pressing piece is fixedly arranged on the bottom surface of the fixing plate, and the pressing piece is fixedly arranged on the aluminum profile.
The pressing mechanism as described above, wherein a mounting plate is formed on the aluminum profile, and the pressing member is fixedly disposed on the mounting plate.
The pressing mechanism as described above, wherein a connecting plate for fixing the bracket and the fixing plate is further provided between the bracket and the fixing plate.
The pressing mechanism as described above, wherein the pressing portion further includes: the guide holder set up in the fixed plate bottom, be provided with oil-free bush in the guide holder, the guide post with oil-free bush sliding fit.
The pressing mechanism as described above, wherein an oilless bushing is provided in the guide seat.
The pressing mechanism as described above, wherein the pressing plate has a bottom surface formed with positioning pins, and the positioning pins include a circular positioning pin and a diamond positioning pin.
The pressing mechanism is characterized in that reinforcing plates are arranged on two sides of the bottom of the support.
The pressing mechanism as described above, wherein the pressing plate is formed with a pressing block, and the pressing block faces the pressing piece.
Based on the pressing mechanism, the pressing piece drives the pressing plate to move downwards and can press a workpiece, the pressing piece can be self-locked, the pressing reliability is guaranteed, and meanwhile, the pressing plate can move up and down, so that the pressing mechanism is suitable for workpieces with different height sizes.
Drawings
FIG. 1 is a schematic structural view of a pressing mechanism according to the present invention;
FIG. 2 is a left side view of the hold down mechanism of the present invention;
FIG. 3 is a front view of the hold-down mechanism of the present invention;
FIG. 4 is a partial cross-sectional view of the hold-down mechanism of the present invention;
fig. 5 is a schematic view of the use of the pressing mechanism of the present invention.
Reference numerals:
1-bracket, 2-connecting plate, 3-fixing plate, 4-mounting plate, 5-compacting plate, 6-guide post, 7-guide seat, 8-reinforcing plate, 9-diamond positioning pin, 10-round positioning pin, 11-pressing block, 12-caliper, 13-end cover, 14-spring, 15-oilless bush and 16-aluminum profile.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
The present invention discloses a pressing mechanism, referring to fig. 1 to 4, comprising: support 1, fixed plate 3 and the portion that compresses tightly, fixed plate 3 and support 1 fixed connection, the portion that compresses tightly forms on fixed plate 3. Wherein compress tightly the specific including of portion: guide post 6, pressure strip 5 and pressing piece, guide post 6 and fixed plate 3 sliding fit are formed with the connecting hole on fixed plate 3, and guide post 6 slidable cover is located in the connecting hole, and pressure strip 5 is fixed to be set up in the bottom of guide post 6. The pressing piece is arranged on the fixing plate 3 and used for pressing the pressing plate 5 downwards, and a self-locking structure is formed on the pressing piece. Under the guiding action of the guide post 6, the pressing piece presses the pressing plate 5 to move downwards, so that the lower workpiece is pressed, and the pressing piece can keep the pressing state by using a self-locking structure. In one embodiment, in order to avoid deformation of the pressure plate 5 over time, a pressure block 11 is formed on the pressure plate 5, the pressure block 11 facing the pressure block. The pressing piece directly presses the pressing block 11, and damage to the pressing plate 5 is reduced. The pressing block 11 can be a screw, so that the functions can be realized, and the installation is convenient.
The self-locking mechanism can take many forms, such as a latch bar, and the latch can be used in the present application, but of course, the caliper 12 itself having the self-locking function can be used in the present application as a more preferred embodiment.
In order to ensure the fixing between the bracket 1 and the fixing plate 3 is firm, a connecting plate 2 is further provided between them for fixing the bracket 1 and the fixing plate 3. The reinforcing plates 8 are arranged on two sides of the bottom of the support 1, so that the strength of the support 1 can be guaranteed, and the fixing function can be achieved, for example, the support 1 is fixed to an operation station through the reinforcing plates 8.
The above-mentioned pressing part may further include: guide holder 7 sets up in fixed plate 3 bottom, is provided with oilless bush 15 in the guide holder 7, guide post 6 with oilless bush 15 sliding fit.
In one embodiment, the top end of the guide post 6 protrudes from the fixed plate 3, and an end cap 13 is formed at the top end, and a spring 14 is disposed between the end cap 13 and the fixed plate 3. This ensures that the pressure strip 5 will return to its position by itself at the end of the pressing.
Of course, the position of the spring 14 is only one embodiment, and it can be set between the fixing plate 3 and the pressing plate 5, the pressing plate 5 moves downward, and the extension spring can also play the same restoring force.
In an alternative embodiment, an aluminum profile 16 is fixed to the bottom surface of the fixing plate 3, and the pressing member is fixedly disposed on the aluminum profile 16. More preferably, the aluminum profile 16 is formed with a mounting plate 4, and the pressing member is fixedly disposed on the mounting plate 4.
And positioning pins are formed on the bottom surface of the pressing plate 5 and comprise a round positioning pin 10 and a diamond positioning pin 9.
The pressing mechanism of the present application will be described below in a complete embodiment.
Referring to fig. 1 to 4, the bracket 1 serves as a mounting base of the whole mechanism, and is provided with a reinforcing plate 8 (which may be two symmetrical positions) and a connecting plate 2 (which may be two symmetrical positions) through bolt connection. The reinforcing plate 8 is made of an angle aluminum material, and a waist-shaped hole is formed in the bottom plate and used for fixing the whole support 1 with a station (not shown in the figure). The connecting plate 2 is a rectangular plate with one corner cut off, and a plurality of unthreaded holes are processed on the connecting plate and used for connecting the support 1 through bolts. Two connecting plates 2 that the symmetry distributes are inboard, have an aluminium alloy 16, through bolted connection on fixed plate 3, and fixed plate 3 and aluminium alloy 16 are in the same place through four bolted connection. The front end of the aluminum profile 16 is connected by bolts, and is provided with a mounting plate 4 for mounting the calipers 12, and the calipers 12 are standard quick calipers and are convenient and labor-saving to operate.
A rectangular groove is milled in the middle of the front end of the fixing plate 3, so that calipers 12 can be installed conveniently, springs 14 and end covers 13 are installed above two side edges of the rectangular groove, two guide seats 7 are symmetrically installed below the rectangular groove, four guide columns 6 are symmetrically distributed and respectively penetrate through the guide seats 7, the fixing plate 3 and the springs 14 from bottom to top, the lower portions of the guide columns 6 are external threads and are fixedly connected with the pressing plate 5 through threads, internal threads are machined on the end face of the upper portion of the guide columns, the end covers 13 are pressed through bolts, and the springs 14 are pre-tightened. In order to ensure smooth and smooth movement, an oilless bushing 15 is arranged between the guide post 6 and the hole of the guide seat 7, so that lubrication maintenance can be avoided, and the device is more convenient.
A supporting block 11 is equipped with in the top of pressure strip 5 for the downward effort of transmission calliper 12, rhombus locating pin 9 and circular locating pin 10 are equipped with respectively to the pressure strip below, two locating pins are fixed a position through inserting #1 and #4 (have four jar holes on the cylinder body, be called #1 jar hole respectively, #2 jar hole, #3 jar hole, #4 jar hole) jar hole of cylinder body, the two all adopts softer materials such as nylon or polyurethane, in order to avoid fish tail machined surface, interval between them also designs according to the interval in two jar holes, need guarantee that bolt and pull pin are light, it is not puckery.
Referring to fig. 5, the specific process flow is as follows: the engine cylinder body is pushed to a pressing working position, the diamond positioning pin 9 and the round positioning pin 10 are respectively aligned to the #1 cylinder hole and the #4 cylinder hole of the cylinder body, and the front end of the pin is subjected to chamfering treatment, so that a certain pre-guiding effect can be achieved, and the pin is easier to insert.
In fig. 5, the left part is the action of pressing the workpiece, and the right part is the clamping of the workpiece.
According to the anticlockwise calliper handle that promotes of arrow A direction in fig. 5, the calliper round pin just downstream (arrow B in fig. 5), thereby promote the bolt head of spacing bolt 11, make whole pressure strip 5 move down, accomplish the bolt action of locating pin, because calliper self has self-locking function, so push away the back in place at calliper, spacing compressing tightly has just been accomplished to whole work piece, the end cap that the operative employee accomplished the water shutoff hole is knocked the dress after that, after accomplishing, the handle of calliper 12 is pulled down clockwise, compression spring 14 resets afterwards, drive whole pressure strip 5 and move up, accomplish and pull out the round pin.
The construction, features and functions of the present invention are described in detail in the embodiments illustrated in the drawings, which are only preferred embodiments of the present invention, but the present invention is not limited by the drawings, and all equivalent embodiments modified or changed according to the idea of the present invention should fall within the protection scope of the present invention without departing from the spirit of the present invention covered by the description and the drawings.
Claims (8)
1. A hold-down mechanism, comprising:
a support (1);
the fixing plate (3) is fixedly connected with the bracket (1), and a connecting hole is formed in the fixing plate (3);
a pressing part formed on the fixing plate (3); wherein the content of the first and second substances,
the pressing portion includes:
the guide post (6) is slidably sleeved in the connecting hole;
the pressing plate (5) is fixedly arranged at the bottom end of the guide column (6);
the pressing piece is arranged on the fixing plate (3) and used for pressing the pressing plate (5) downwards, and a self-locking structure is formed on the pressing piece;
the pressing portion further includes: the guide seat (7) is arranged at the bottom of the fixing plate (3), an oilless bushing (15) is arranged in the guide seat (7), and the guide column (6) is in sliding fit with the oilless bushing (15);
the top end of the guide post (6) extends out of the fixing plate (3), an end cover (13) is formed at the top end, and a spring (14) is arranged between the end cover (13) and the fixing plate (3).
2. The clamping mechanism of claim 1,
the pressing piece is a caliper (12).
3. The clamping mechanism of claim 1,
an aluminum profile (16) is fixed on the bottom surface of the fixing plate (3), and the pressing piece is fixedly arranged on the aluminum profile (16).
4. The clamping mechanism of claim 3,
the aluminum profile (16) is provided with a mounting plate (4), and the pressing piece is fixedly arranged on the mounting plate (4).
5. The clamping mechanism of claim 1,
and a connecting plate (2) is arranged between the bracket (1) and the fixing plate (3) and is used for fixing the bracket (1) and the fixing plate (3).
6. The clamping mechanism of claim 1,
the bottom surface of the pressure strip (5) is provided with a positioning pin which comprises a round positioning pin (10) and a diamond positioning pin (9).
7. The clamping mechanism of claim 1,
reinforcing plates (8) are arranged on two sides of the bottom of the support (1).
8. The clamping mechanism of claim 1,
the pressing plate (5) is provided with a pressing block (11), the pressing block (11) faces the pressing block, and when the pressing block presses downwards, the pressing block presses against the pressing block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100393.9A CN106624725B (en) | 2016-12-05 | 2016-12-05 | Pressing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100393.9A CN106624725B (en) | 2016-12-05 | 2016-12-05 | Pressing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106624725A CN106624725A (en) | 2017-05-10 |
| CN106624725B true CN106624725B (en) | 2019-12-31 |
Family
ID=58818622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611100393.9A Expired - Fee Related CN106624725B (en) | 2016-12-05 | 2016-12-05 | Pressing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624725B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454278B (en) * | 2018-12-15 | 2024-04-02 | 广东誉隆行企业管理有限公司 | Vertical double-sided milling machine |
| CN109780093A (en) * | 2019-03-27 | 2019-05-21 | 上海新灏机电设备有限公司 | A kind of caliper housing positioning mechanism |
| CN115971661B (en) * | 2023-03-21 | 2023-06-27 | 中科艾尔(北京)科技有限公司 | Auxiliary tool for welding diaphragm |
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| CN1792642A (en) * | 2005-12-31 | 2006-06-28 | 天津大学 | Full automatically punching binding equipment and method thereof |
| CN201023343Y (en) * | 2007-01-26 | 2008-02-20 | 孙景涛 | Upper press head device for bill binding machine |
| CN203649821U (en) * | 2013-11-01 | 2014-06-18 | 天津市正平机械新技术有限公司 | Strengthening structure of mould dismounting machine for oil drilling tool |
| CN203993017U (en) * | 2014-07-29 | 2014-12-10 | 昌辉汽车电器（黄山）股份公司 | A kind of for riveting the fixture of straight pin |
| CN204075646U (en) * | 2014-09-01 | 2015-01-07 | 青蛙泵业有限公司 | Deep well pump tooling device |
| CN104607904A (en) * | 2013-11-01 | 2015-05-13 | 天津市正平机械新技术有限公司 | Reinforced structure of petroleum drill stripper |
| CN204868017U (en) * | 2015-08-05 | 2015-12-16 | 苏州博众精工科技有限公司 | Plane pressing mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094924A (en) * | 1996-09-25 | 1998-04-14 | Hamada Juko Kk | Immersed nozzle hot automatic changing device of tundish |
| CN203945088U (en) * | 2014-07-22 | 2014-11-19 | 抚顺煤矿电机制造有限责任公司 | A kind of disassembly mechanism of motor bearings enclosing cover outside framework oil seal |
-
2016
- 2016-12-05 CN CN201611100393.9A patent/CN106624725B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792642A (en) * | 2005-12-31 | 2006-06-28 | 天津大学 | Full automatically punching binding equipment and method thereof |
| CN201023343Y (en) * | 2007-01-26 | 2008-02-20 | 孙景涛 | Upper press head device for bill binding machine |
| CN203649821U (en) * | 2013-11-01 | 2014-06-18 | 天津市正平机械新技术有限公司 | Strengthening structure of mould dismounting machine for oil drilling tool |
| CN104607904A (en) * | 2013-11-01 | 2015-05-13 | 天津市正平机械新技术有限公司 | Reinforced structure of petroleum drill stripper |
| CN203993017U (en) * | 2014-07-29 | 2014-12-10 | 昌辉汽车电器（黄山）股份公司 | A kind of for riveting the fixture of straight pin |
| CN204075646U (en) * | 2014-09-01 | 2015-01-07 | 青蛙泵业有限公司 | Deep well pump tooling device |
| CN204868017U (en) * | 2015-08-05 | 2015-12-16 | 苏州博众精工科技有限公司 | Plane pressing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106624725A (en) | 2017-05-10 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
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