CN212350149U - Necking device of flat tube of harmonica - Google Patents
Necking device of flat tube of harmonica Download PDFInfo
- Publication number
- CN212350149U CN212350149U CN202020552995.3U CN202020552995U CN212350149U CN 212350149 U CN212350149 U CN 212350149U CN 202020552995 U CN202020552995 U CN 202020552995U CN 212350149 U CN212350149 U CN 212350149U
- Authority
- CN
- China
- Prior art keywords
- necking
- cylinder
- dies
- harmonica
- workpiece area
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a necking device of flat tube of harmonica, which comprises an operation platform with a workpiece area, wherein two sides of the first direction of the workpiece area are respectively provided with an adjusting mechanism, and each adjusting mechanism comprises a limiting block and a limiting cylinder driving the limiting block to move; a positioning part is arranged on one side of the workpiece area in the second direction; a pressing cylinder is arranged above the workpiece area; the operation platform is provided with two groups of necking dies, each group of necking dies comprises two necking dies, the two groups of necking dies are arranged at intervals along a first direction, and the forming surfaces of the two necking dies in the same group of necking dies are oppositely arranged and are used for necking two sides of the flat tube of the harmonica in the width direction of the same end part; a necking cylinder for driving each necking die to reciprocate is arranged corresponding to each necking die; the first direction is orthogonal to the second direction. Utilize this application can improve the work efficiency when carrying out the throat to the flat pipe of mouth organ.
Description
Technical Field
The utility model relates to a throat device of flat pipe of mouth organ.
Background
With the rapid development of the automobile industry in recent years, the sales volume of new energy electric automobiles also rises year by year, and the demand of large-sized harmonica flat tubes required for cooling battery packs also increases day by day; a plurality of harmonica flat tubes are inserted into the collecting pipe and welded into a box body, so that the circulation of cooling liquid is facilitated; it has higher requirement to the assembly precision, needs carry out the throat to harmonica flat tube insert tip to carry on spacingly to the depth of insertion. At present, the two ends of the same harmonica flat tube are respectively machined by adopting a CNC milling machine, and the efficiency is lower.
SUMMERY OF THE UTILITY MODEL
In order to improve the working efficiency of necking the flat harmonica tube, the application provides a necking device of the flat harmonica tube, which comprises an operation platform, wherein a workpiece area is formed on the operation platform, two sides of the workpiece area in a first direction are respectively provided with an adjusting mechanism, each adjusting mechanism comprises a limiting block and a limiting cylinder corresponding to the limiting block, the limiting cylinders are fixedly arranged on the operation platform, and the limiting cylinders are used for driving the limiting blocks to reciprocate along the first direction; a positioning part is arranged on one side of the workpiece area in the second direction; a compaction cylinder is arranged above the workpiece area and is used for compacting the flat harmonica tubes placed in the workpiece area;
the workpiece area is used for placing a harmonica flat tube, and when the harmonica flat tube is placed in the workpiece area, the length direction of the harmonica flat tube extends along a first direction;
two groups of necking dies are arranged on the operation platform, each group of necking dies comprises two necking dies, the two groups of necking dies are arranged at intervals along a first direction, the two necking dies in the same group of necking dies are arranged at intervals along a second direction, and the forming surfaces of the two necking dies in the same group of necking dies are oppositely arranged and are used for necking two sides of the same end part of the harmonica flat tube in the width direction; a necking cylinder for driving each necking die to reciprocate is arranged corresponding to each necking die;
the first direction is orthogonal to the second direction.
The necking down device of the flat pipe of harmonica in this application is at the during operation, at first place the flat pipe of harmonica in the work piece district, and make the length direction of the flat pipe of harmonica extend along the first direction, then promote the flat pipe of harmonica towards location portion direction, and support the flat pipe of harmonica on location portion, compress tightly the flat pipe of harmonica on the work piece district with compressing cylinder, then start spacing cylinder among the guiding mechanism, the piston rod extension of spacing cylinder, promote the stopper and remove towards the flat pipe of harmonica, and support at the both ends of the length direction of the flat pipe of harmonica, fix the flat pipe of harmonica, then all necking down cylinders of synchronous start-up again, the piston rod of necking down cylinder promotes the necking down mould and removes towards the flat pipe of harmonica, extrude the both sides of two tip of the flat pipe of harmonica, carry out. After the necking is completed, firstly retracting the piston rod of the necking die to enable the necking die to leave the flat harmonica tube, then retracting the piston rod of the limiting cylinder to enable the limiting block to leave the flat harmonica tube, canceling the compression state of the compressing cylinder on the flat harmonica tube, and taking out the necked flat harmonica tube.
By the aid of the method, necking at two ends of the flat tube of the same harmonica can be completed simultaneously, operation efficiency is improved, particularly, after each air cylinder is connected to an automatic control system, the operation steps can be continuously completed by means of automatic control, and operation efficiency can be further improved.
Further, be provided with the guide part on the operation platform, be provided with the sliding plate on this guide part, be provided with the guide that suits with the guide part on this sliding plate, this stopper fixed mounting is on this sliding plate, and spacing cylinder is located the one side that deviates from the work piece district of the stopper that corresponds. Utilize the guide part can make the guide move along setting for the direction, avoid producing the skew, the accuracy when guaranteeing to carry out the throat to harmonica flat tube.
Furthermore, the two sets of necking dies are respectively positioned on a sliding plate. The necking die moves along with the sliding plate simultaneously, and when the limiting block moves to the set position, the necking die synchronously reaches the set position, so that the design can simplify the operation arrangement, and improve the working efficiency of necking the flat tube of the harmonica.
Further, in order to avoid indentation when the flat tube of the harmonica is compressed, the piston rod of the compression cylinder extends downwards along the vertical direction, and a compression plate is installed at the end part of the piston rod of the compression cylinder and provided with a lower side surface parallel to the upper surface of the workpiece area. The pressing plate can be used for enlarging the contact area with the flat tube of the harmonica, and the indentation caused on the surface of the flat tube of the harmonica is reduced or even avoided.
In order to completely avoid indentation caused to the flat tube of the harmonica, the pressing plate is a rubber plate. Adopt the rubber slab preparation pressure strip, when avoiding causing the indentation to the flat pipe of mouth organ, can also guarantee to form comparatively even pressure to the flat pipe of mouth organ to eliminate the downside of pressure strip because the pressure that causes in the aspect of the error of levelness is uneven.
Alternatively, the pressing plate includes a base plate and a rubber plate bonded on the lower side of the base plate. The base plate can adopt steel plates or aluminum plates and other metal plates with higher strength to ensure the overall strength of the pressure strip, avoid the pressure strip from bending, and the rubber plate is used for forming more uniform pressure on the flat tube of the harmonica and eliminate uneven pressure on the lower side surface of the pressure strip caused by errors in the levelness.
When leaning on location portion for guaranteeing the flat pipe of mouth organ, have higher stability, this location portion is including setting up two locating pieces with one side in the second direction in this work piece district, and these two locating pieces set up along the first direction interval, and when mouth organ flat pipe was placed in the work piece district and leaned on these two locating pieces, the length direction of this flat pipe of mouth organ extended along the first direction.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a state diagram of the necking die for necking flat tubes of harmonica.
Detailed Description
Referring to fig. 1 and 2, in fig. 1, the necking die is removed for clarity of illustration.
In the drawing, an arrow M indicates a first direction, an arrow N indicates a second direction, and the first direction is orthogonal to the second direction.
A necking device of a large harmonica flat tube comprises an operation platform 10, wherein a workpiece area 12 is formed on the operation platform 10, and in the embodiment, the workpiece area 12 is a rectangular boss formed by upward protruding the central part of the operation platform. This work piece district 12 is used for placing harmonica flat tube 80, and when harmonica flat tube 80 placed this work piece district, the length direction of this harmonica flat tube extended along the first direction.
An adjusting mechanism is disposed on each side of the workpiece area 12 in the first direction, and for convenience of description, the two adjusting mechanisms are referred to as a first adjusting mechanism 30 and a second adjusting mechanism 40, respectively.
The first adjusting structure 30 includes a first sliding plate 33, a first limiting block 35 is fixedly mounted on the first sliding plate 33, a first limiting cylinder 31 is fixedly mounted on the work platform 10 and located on a side of the first limiting block away from the workpiece area 12, and a first piston rod 32 of the first limiting cylinder 31 is fixedly connected to the first sliding plate 33.
A first guide 21 is attached to the workpiece block 12 on the side facing the first stopper cylinder 31, and a first guide 34 corresponding to the first guide is provided on the lower side of the first slide plate 33. In this embodiment, the first guide portions 21 are two slide rails extending along the first direction, and the first guide member 34 is a slider clamped on the slide rails. The first limit cylinder 31 drives the first sliding plate 33 to reciprocate along the first guide portion 21.
The second adjustment structure 40 has the same structure as the first adjustment structure 30 and is symmetrically disposed. The second adjusting structure 40 includes a second sliding plate 43, a second limiting block 45 is fixedly mounted on the second sliding plate 43, a second limiting cylinder 41 is fixedly mounted on the work platform 10 and located on a side of the second limiting block away from the workpiece area 12, and a second piston rod 42 of the second limiting cylinder 41 is fixedly connected to the second sliding plate 43.
A second guide portion 26 is attached to the workpiece block 12 on the side facing the second stopper cylinder 41, and a second guide 44 corresponding to the second guide portion is provided on the lower side of the second slide plate 43. In this embodiment, the second guiding portion 26 is two sliding rails extending along the first direction, and the second guiding member 44 is a sliding block clamped on the sliding rails. The second limiting cylinder 41 drives the second sliding plate 43 to reciprocate along the second guide portion 26.
Each guiding mechanism all includes a stopper and the spacing cylinder corresponding to this stopper promptly, and this spacing cylinder fixed mounting is on operation platform, and this spacing cylinder is used for driving this stopper along first direction reciprocating motion.
The location portion is including setting up two locating pieces 11 with one side in the second direction of this work piece district 12, and these two locating pieces 11 set up along the first direction interval, and when mouth organ flat tube 80 placed in the work piece district and leaned on these two locating pieces, the length direction of this mouth organ flat tube extended along the first direction.
A hold-down cylinder 51 for holding down the flat harmonica tubes placed in the workpiece region is installed above the workpiece region 12. In this embodiment, the third piston rod 52 of the pressing cylinder 51 extends downward in the vertical direction, and a pressing plate 56 is mounted at the end of the third piston rod 52 of the pressing cylinder 51, where the pressing plate 56 is a rubber plate and has a lower side surface parallel to the upper surface of the workpiece area.
Adopt the rubber slab preparation pressure strip, can avoid causing the indentation to the flat pipe of mouth organ, can guarantee to form comparatively even pressure to the flat pipe of mouth organ simultaneously, can eliminate the downside of pressure strip because the pressure that causes in the aspect of the error of levelness is uneven.
It will be appreciated that in other embodiments the compression plate further comprises a base plate and a rubber plate bonded to the underside of the base plate. The base plate can adopt steel plates or aluminum plates and other metal plates with higher strength to ensure the overall strength of the pressure strip, avoid the pressure strip from bending, and the rubber plate is used for forming more uniform pressure on the flat tube of the harmonica and eliminate uneven pressure on the lower side surface of the pressure strip caused by errors in the levelness.
Two sets of necking dies are mounted on the work platform, each set of necking dies includes two necking dies, for convenience of description, two necking dies in one set of necking dies are respectively referred to as a first necking die 612 and a second necking die 622, and two necking dies in the other set of necking dies are respectively referred to as a third necking die 632 and a fourth necking die 642.
Referring to fig. 3, two sets of necking dies are arranged at intervals along a first direction, and two necking dies in the same set of necking dies are arranged at intervals along a second direction, specifically, a first necking die 612 and a second necking die 622 are located on the same side of the first direction, and molding surfaces of the first necking die 612 and the second necking die 622 are arranged oppositely, and are used for necking two sides of one end portion of the flat pipe of the harmonica in the width direction. The third necking die 632 and the fourth necking die 642 are located on the same side in the first direction, and the forming surfaces of the third necking die 632 and the fourth necking die 642 are arranged oppositely and used for necking two sides of the other end portion of the harmonica flat tube in the width direction.
A necking cylinder for driving the necking dies to reciprocate is arranged corresponding to each necking die, specifically, the first necking cylinder 611 corresponds to the first necking die 612, and the first necking cylinder 611 is positioned on one side of the first necking die 612, which is far away from the second necking die 622; the second necking cylinder 621 corresponds to the second necking die 622, and the second necking cylinder 621 is located on a side of the second necking die 622 facing away from the first necking die 612; the third necking cylinder 631 corresponds to the third necking die 632, and the third necking cylinder 631 is positioned at a side of the third necking die 632 facing away from the fourth necking die 642; the fourth necking cylinder 641 corresponds to the fourth necking die 642, and the fourth necking cylinder 641 is located on a side of the fourth necking die 642 away from the third necking die 632. Each necking die is all fixed on the piston rod of the necking cylinder that corresponds, and in order to guarantee necking die at the stability of removal in-process, in this embodiment, necking die is the biax guide arm cylinder.
In this embodiment, two sets of necking dies are each located on a sliding plate, wherein the first necking cylinder 611 and the second necking cylinder 621 are both fixedly mounted on the first sliding plate 33, and the third necking cylinder 631 and the fourth necking cylinder 641 are both fixedly mounted on the second sliding plate 43.
Claims (7)
1. A necking device of a flat tube of a harmonica is characterized by comprising an operation platform, a workpiece area is formed on the operation platform, two sides of the workpiece area in a first direction are respectively provided with an adjusting mechanism, each adjusting mechanism comprises a limiting block and a limiting cylinder corresponding to the limiting block, the limiting cylinders are fixedly arranged on the operation platform, and the limiting cylinders are used for driving the limiting blocks to reciprocate along the first direction; a positioning part is arranged on one side of the workpiece area in the second direction; a compaction cylinder is arranged above the workpiece area and is used for compacting the flat pipe placed in the workpiece area;
the workpiece area is used for placing a flat pipe, and when the flat pipe is placed in the workpiece area, the length direction of the flat pipe extends along a first direction;
two groups of necking dies are arranged on the operation platform, each group of necking dies comprises two necking dies, the two groups of necking dies are arranged at intervals along a first direction, the two necking dies in the same group of necking dies are arranged at intervals along a second direction, and the forming surfaces of the two necking dies in the same group of necking dies are oppositely arranged and are used for necking two sides of the flat pipe in the width direction of the same end part; a necking cylinder for driving each necking die to reciprocate is arranged corresponding to each necking die;
the first direction is orthogonal to the second direction.
2. A necking device according to claim 1, wherein a guide portion is provided on the work platform, a slide plate is provided on the guide portion, a guide member adapted to the guide portion is provided on the slide plate, the stopper is fixedly mounted on the slide plate, and the stopper cylinder is located on a side of the corresponding stopper facing away from the workpiece area.
3. A necking device according to claim 2, wherein two sets of necking dies are each located on a slide plate.
4. A necking device according to claim 1, wherein the piston rod of the hold-down cylinder is extended downward in a vertical direction, and a hold-down plate having a lower side parallel to the upper surface of the work area is mounted on an end of the piston rod of the hold-down cylinder.
5. A throat assembly according to claim 4, wherein the pressure plate is a rubber plate.
6. A throat assembly according to claim 4, wherein the pressure strip comprises a base plate and a rubber sheet bonded to the underside of the base plate.
7. A necking device according to claim 1, wherein the positioning portion comprises two positioning blocks disposed on the same side of the workpiece region in the second direction, the two positioning blocks being spaced apart in the first direction, and a length direction of the flat tube extends in the first direction when the flat tube is placed on the workpiece region and abuts against the two positioning blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020552995.3U CN212350149U (en) | 2020-04-15 | 2020-04-15 | Necking device of flat tube of harmonica |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020552995.3U CN212350149U (en) | 2020-04-15 | 2020-04-15 | Necking device of flat tube of harmonica |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212350149U true CN212350149U (en) | 2021-01-15 |
Family
ID=74140432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020552995.3U Active CN212350149U (en) | 2020-04-15 | 2020-04-15 | Necking device of flat tube of harmonica |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212350149U (en) |
-
2020
- 2020-04-15 CN CN202020552995.3U patent/CN212350149U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102896192A (en) | Stamping device for thin plate | |
| CN207887776U (en) | A kind of anchor ear one-shot forming apparatus | |
| CN212350149U (en) | Necking device of flat tube of harmonica | |
| CN211637955U (en) | High-precision automobile sheet metal die | |
| CN215941280U (en) | Vertical punching press riveting set | |
| CN213258291U (en) | Sheet side wall processing tool | |
| CN214391767U (en) | Integrally-formed stamping die for filler tower distributor shell | |
| CN214601461U (en) | Metal product processing stamping platform | |
| CN210146798U (en) | Workpiece bending and cutting mechanism | |
| CN212042153U (en) | Marine crane high strength steel member bending device | |
| CN211965570U (en) | A high-efficient continuous puncher for aluminum alloy casting | |
| CN212551132U (en) | Aluminum alloy automobile connecting plate bending device | |
| CN219170031U (en) | Welding positioning mechanism for lithium battery module | |
| CN217775249U (en) | Steel pipe processing device | |
| CN215614468U (en) | Continuous stamping die mechanism | |
| CN219335530U (en) | Stamping jig structure | |
| CN219005064U (en) | Clothes hanger bottom cross bar welding fixture | |
| CN212121288U (en) | Automatically controlled cabinet bounding wall of track traffic is bent and is used high accuracy bending structure | |
| CN217194890U (en) | A frock clamp for processing of accurate drift punching press face profile | |
| CN220970500U (en) | Stamping equipment for continuous stamping | |
| CN211390120U (en) | Bending device of skylight water pipe bending forming hot-pressing equipment | |
| CN212144232U (en) | Punching press lathe convenient to drawing of patterns | |
| CN215998181U (en) | Open press for steel plate | |
| CN214184729U (en) | Sheet metal part bending die | |
| CN219357736U (en) | Flat wire bending forming machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |