CN202934482U - Electric push rod hold-down mechanism - Google Patents
Electric push rod hold-down mechanism Download PDFInfo
- Publication number
- CN202934482U CN202934482U CN 201220637358 CN201220637358U CN202934482U CN 202934482 U CN202934482 U CN 202934482U CN 201220637358 CN201220637358 CN 201220637358 CN 201220637358 U CN201220637358 U CN 201220637358U CN 202934482 U CN202934482 U CN 202934482U
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- CN
- China
- Prior art keywords
- electric pushrod
- infrabasal plate
- base plate
- down mechanism
- substrate
- 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 - Lifetime
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Abstract
The utility model discloses an electric push rod hold-down mechanism which is characterized by comprising an electric push rod, a pressing bar, a connecting rod, a sliding base plate, linear bearings, guide rods, an upper base plate, a lower base plate and base plate stand columns. The upper base plate is parallel to the lower base plate. A plurality of base plate stand columns are fixedly connected between the upper base plate and the lower base plate. The sliding base plate is arranged between the upper base plate and the lower base plate. A plurality of linear bearings are arranged on the sliding base plate. The guide rods are arranged on the linear bearings in a sliding and connecting mode. The guide rods are vertically fixed on the lower base plate. The sliding base plate is provided with a lower surface and an upper surface which are opposite. The pressing bar is provided with two opposite ends. One end of the pressing bar is rotatably connected with the upper base plate. The other end of the pressing bar is fixedly connected with the electric push rod. The connecting rod is provided with two opposite ends. One end of the connecting rod is rotatably connected with the upper surface of the sliding base plate. The other end of the connecting rod is rotatably connected with the pressing bar. The electric push rod hold-down mechanism is low in cost, high in automation degree, uniform in compaction force, and convenient to install and use.
Description
Technical field
The utility model relates to a kind of hold-down mechanism, is specifically related to a kind of electric pushrod hold-down mechanism at processing and test occasion fixation workpiece.
Background technology
Existing hold-down mechanism is divided into manual operation, electric operating and pneumatic operation three classes.Although manual operation is with low cost, its automaticity is low, and the dynamics that at every turn compresses is inconsistent.Existing electric operating all adopts servomotor as power source, and cost is higher.Pneumatic operation need to provide compressed air, to the environment for use restriction of having ready conditions, installs, uses all inconvenient.
The utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide a kind of electric pushrod hold-down mechanism, and its cost is low, automaticity is high, the compression dynamics is consistent, installation and very easy to use.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
the electric pushrod hold-down mechanism is characterized in that, comprising: electric pushrod, press strip, connecting rod, sliding substrate, linear bearing, guide post, upper substrate, infrabasal plate and base shaft, upper substrate and infrabasal plate are parallel to each other, be fixedly connected with some base shaft between upper substrate and infrabasal plate, sliding substrate is arranged between upper substrate and infrabasal plate, be provided with some linear bearings on sliding substrate, slidably connect guide post on linear bearing, guide post vertically is fixed on infrabasal plate, sliding substrate has relative a lower surface and a upper surface, press strip has relative two ends, one end and the upper substrate of press strip are rotatedly connected, the other end of press strip is fixedly connected with electric pushrod, connecting rod has relative two ends, one end of connecting rod is rotatably connected on the upper surface of sliding substrate, the other end and the press strip of connecting rod are rotationally connected.
Aforesaid electric pushrod hold-down mechanism is characterized in that, is fixed with 4 guide posts on infrabasal plate.
Aforesaid electric pushrod hold-down mechanism is characterized in that, is fixedly connected with 4 base shaft between described upper substrate and infrabasal plate.
Aforesaid electric pushrod hold-down mechanism, it is characterized in that, offer through hole on described upper substrate, described upper substrate has relative a upper surface and a lower surface, one end of described press strip and the upper surface of above-mentioned upper substrate are rotatedly connected, and described connecting rod runs through described through hole.
Electric pushrod hold-down mechanism according to claim 1 is characterized in that the lower surface of described sliding substrate is provided with the compression cushion block.
Aforesaid electric pushrod hold-down mechanism is characterized in that described infrabasal plate is provided with the compression cushion block.
Aforesaid electric pushrod hold-down mechanism is characterized in that, respectively is provided with a mutual corresponding compression cushion block on the lower surface of described sliding substrate and infrabasal plate.
Aforesaid electric pushrod hold-down mechanism is characterized in that, described compression cushion block is fixedly connected with the lower surface of described sliding substrate by screw.
Aforesaid electric pushrod hold-down mechanism is characterized in that, described compression cushion block is fixedly connected with described infrabasal plate by screw.
Usefulness of the present utility model is: the utility model cost is low, automaticity is high, the compression dynamics is consistent, installation and very easy to use.
Description of drawings
Fig. 1 is the structural representation of the utility model electric pushrod hold-down mechanism;
Fig. 2 is the structural representation of the utility model electric pushrod hold-down mechanism when compressing;
Fig. 3 is the structural representation of the utility model electric pushrod hold-down mechanism when malcompression.
The implication of Reference numeral in figure:
1, electric pushrod, 2, press strip, 3, connecting rod, 4, sliding substrate, 5, linear bearing, 6, guide post, 7, upper substrate, 8, infrabasal plate, 9, base shaft, 10, compress cushion block, 11, workpiece, 12, through hole.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done concrete introduction.
as shown in Figure 1, electric pushrod hold-down mechanism of the present utility model comprises: electric pushrod 1, press strip 2, connecting rod 3, sliding substrate 4, linear bearing 5, guide post 6, upper substrate 7, infrabasal plate 8 and base shaft 9, upper substrate 7 and infrabasal plate 8 are parallel to each other, be fixedly connected with some base shaft between upper substrate 7 and infrabasal plate 8, sliding substrate 4 is arranged between upper substrate 7 and infrabasal plate 8, be provided with some linear bearings 5 on sliding substrate 4, slidably connect guide post 6 on linear bearing 5, guide post 6 vertically is fixed on infrabasal plate 8, sliding substrate 4 has relative a lower surface and a upper surface, press strip 2 has relative two ends, one end and the upper substrate 7 of press strip 2 are rotatedly connected, the other end of press strip 2 is fixedly connected with electric pushrod 1, connecting rod 3 has relative two ends, one end of connecting rod 3 is rotatably connected on the upper surface of sliding substrate 4, the other end of connecting rod 3 and press strip 2 are rotationally connected.
Electric pushrod hold-down mechanism of the present utility model be provided with upper substrate 7 and and infrabasal plate 8, upper substrate 7 and infrabasal plate 8 are parallel to each other, be fixedly connected with some base shaft 9 between upper substrate 7 and infrabasal plate 8, the reason that arranges like this is to guarantee the stable of electric pushrod hold-down mechanism.Base shaft 9 of the present utility model can make upper substrate 7 and infrabasal plate 8 mutual alignments fix.The utility model is position and the quantity of restricting substrate column 9 not, but as preferred, be fixed with 4 guide posts 6 on infrabasal plate 8.As further preferred, infrabasal plate 8 is square, and 4 base shaft 9 are arranged on four angles of infrabasal plate 8, as shown in Figure 1.This setup can guarantee that not only upper substrate 7 and infrabasal plate 8 mutual alignments fix, and also can effectively avoid base shaft 9 to hinder picking and placeing of workpiece to be compressed 11 simultaneously.
In the utility model, sliding substrate 4 has relative a lower surface and a upper surface, because sliding substrate 4 is arranged between upper substrate 7 and infrabasal plate 8, and be that infrabasal plate 8 with the electric pushrod hold-down mechanism is arranged on plane as basal plane when using, therefore, the lower surface of sliding substrate 4 of the present utility model refers in sliding substrate 4 two relative surfaces comparatively that surface near infrabasal plate 8, and the upper surface of sliding substrate 4 refers in sliding substrate 4 two relative surfaces comparatively that surface near upper substrate 7.Equally, in the utility model, upper substrate 7 has relative a upper surface and a lower surface, the lower surface of upper substrate 7 refers in two relative surfaces of upper substrate 7 comparatively that surface near infrabasal plate 8, and the upper surface of upper substrate 7 refers to compare in two relative surfaces of upper substrate 7 and keeps clear of that surface of infrabasal plate 8.
Further, what in the utility model, the rotation of press strip 2 can drivening rod 3 moves up and down, and be rotationally connected between connecting rod 3 and press strip 2, and the upper surface of connecting rod 3 and sliding substrate 4 also is rotationally connected, as shown in Fig. 2-3.Therefore moving up and down of connecting rod 3 can drive moving up and down of sliding substrate 4.Again because sliding substrate 4 is to slide along the guide post 6 that vertically is fixed on infrabasal plate 8, so moving up and down of connecting rod 3 can make sliding substrate 4 move up and down vertically along guide post 6.As of the present utility model further preferred, be fixed with 4 guide posts 6 in the utility model on infrabasal plate 8.As further preferred, infrabasal plate 8 is square, and 4 guide posts 6 are arranged on four angles of infrabasal plate 8.This set can make sliding substrate 4 vertically slide up and down along guide post 6 preferably, makes sliding substrate 4 depth of parallelism with infrabasal plate 8 when moving up and down well be guaranteed.
The utility model can arrange at the lower surface of sliding substrate 4 and compress cushion block 10, also can arrange on infrabasal plate 8 and compress cushion block 10, as further preferred, can also respectively be provided with a corresponding compression cushion block 10 mutually on the lower surface of sliding substrate 4 and infrabasal plate 8, as shown in Figure 1.The purpose that compact heap is set in the utility model is positioning workpieces 11 better, and workpiece 11 to be compressed just is arranged on and compresses on cushion block 10 opposite positions.If only arrange on the lower surface of sliding substrate 4 or infrabasal plate 8 and compress cushion block 10, just can some directions of workpiece 11 be positioned.If respectively be provided with a corresponding compression cushion block 10 mutually on the lower surface of sliding substrate 4 and infrabasal plate 8, just can the both direction of workpiece 11 be positioned.
The utility model does not limit and compresses cushion block 10 at the lower surface of sliding substrate 4 or the concrete mounting means on infrabasal plate 8, compressing cushion block 10 can be arranged on the form that is permanently fixed on the lower surface and infrabasal plate 8 of sliding substrate 4, but as preferred, compressing cushion block 10 can change.The utility model does not limit the mounting means of the compression cushion block 10 of this replaceable form, and it can adopt common nut fixed form, can adopt other feasible existing modes yet.When adopting screw fixedly, compress cushion block 10 if need to change, just can outward winding is arranged on the nut that compresses on cushion block 10, and compressing cushion block 10 will come off from lower surface or the infrabasal plate 8 of sliding substrate 4.
respectively be provided with one in the utility model mutually during corresponding compression cushion block 10 on the lower surface of sliding substrate 4 and infrabasal plate 8, compressing cushion block 10 is arranged to reason corresponding to up and down and is that workpiece to be compressed 11 in the utility model is arranged between the compression cushion block 10 of lower surface of sliding substrate 4 and the compression cushion block 10 on infrabasal plate 8, because sliding substrate 4 is arranged between upper substrate 7 and infrabasal plate 8, therefore workpiece 11 of the present utility model also is arranged between upper substrate 7 and infrabasal plate 8, the benefit that arranges like this is to make the stability of the relative position of each mechanism element be greatly improved, improved the hold-down mechanism precision, reduced the maintenance of later stage frock.
As a kind of preferred enforcement of the present utility model, can offer through hole 12 on upper substrate 7 in the utility model.Upper substrate 7 has relative a upper surface and a lower surface, and an end of press strip 2 and the upper surface of upper substrate 7 are rotatedly connected, and connecting rod 3 runs through through hole 12, as shown in Figure 1.Like this, connecting rod 3 of the present utility model runs through through hole 12 and moves up and down when motion, and upper substrate 7 is arranged between press strip 2 and sliding substrate 4, and the benefit of this setup is the spacing that can greatly shorten between upper substrate 7 and infrabasal plate 8.Certainly, those skilled in the art can be rotatedly connected an end of press strip 2 and the lower surface of upper substrate 7 fully, and this moment, press strip 2 was arranged between upper substrate 7 and sliding substrate 4.In addition, the utility model does not limit the concrete binding site of an end on upper substrate 7 of press strip 2, and those skilled in the art can suitably select.
Electric pushrod hold-down mechanism of the present utility model is when actual motion, workpiece 11 is placed on compresses in cushion block 10, four jiaos that compress on cushion block 10 contact the location with workpiece 11, use electrical control electric pushrod 1, make electric pushrod 1 carry out contractile motion, convergent force by press strip 2, connecting rod 3, sliding substrate 4, be transmitted to and compress on cushion block 10, compressing at last cushion block 10 can workpiece pressing 11, otherwise, control electric pushrod 1 and stretch out motion, make compression cushion block 10 move upward, workpiece 11 can get loose.
as shown in Figure 2, electric pushrod hold-down mechanism of the present utility model, workpiece 11 is placed on compresses in cushion block 10, four jiaos that compress on cushion block 10 contact the location with workpiece 11, use electrical control electric pushrod 1, make electric pushrod 1 carry out contractile motion, electric pushrod 1 drives press strip 2 and carries out being rotated down of covering of the fan, press strip 2 is drivening rod 3 again, sliding substrate 4 moves down, sliding substrate 4 is limited and moves downward by lead, compressing cushion block 10 is installed on sliding substrate 4, also carry out downward being synchronized with the movement, when electric pushrod 1 is retracted to minimum range, whole mechanism enters impaction state.
As shown in Figure 3, hold-down mechanism described in the utility model, use electrical control electric pushrod 1, make electric pushrod 1 carry out stretching motion, electric pushrod 1 drives press strip 2 and carries out rotating up of covering of the fan, press strip 2 drivening rod 3, sliding substrate 4 again moves up, sliding substrate 4 is limited by lead and moves upward, and compresses cushion block 10 and is installed on sliding substrate 4, and that also carries out making progress is synchronized with the movement, when electric pushrod 1 was elongated to ultimate range, whole mechanism entered the state of getting loose.
Electric pushrod hold-down mechanism of the present utility model has adopted electric pushrod 1, and its automaticity is high, and compresses cushion block 10 owing to being provided with, and lead also has restriction to the compression dynamics, so the compression dynamics is more consistent.In addition, the utility model can adopt general motor or other general power sources fully, do not need to adopt servomotor as power source, therefore cost is lower, and the utility model and need to provide compressed air unlike pneumatic operation, therefore the restriction not harsh to environment for use, install and use all very convenient.
Above demonstration and described basic principle of the present utility model, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection domain of the present utility model.
Claims (9)
1. the electric pushrod hold-down mechanism, is characterized in that, comprising: electric pushrod, press strip, connecting rod, sliding substrate, linear bearing, guide post, upper substrate, infrabasal plate and base shaft, upper substrate and infrabasal plate are parallel to each other, be fixedly connected with some base shaft between upper substrate and infrabasal plate, sliding substrate is arranged between upper substrate and infrabasal plate, be provided with some linear bearings on sliding substrate, slidably connect guide post on linear bearing, guide post vertically is fixed on infrabasal plate, sliding substrate has relative a lower surface and a upper surface, press strip has relative two ends, one end and the upper substrate of press strip are rotatedly connected, the other end of press strip is fixedly connected with electric pushrod, connecting rod has relative two ends, one end of connecting rod is rotatably connected on the upper surface of sliding substrate, the other end and the press strip of connecting rod are rotationally connected.
2. electric pushrod hold-down mechanism according to claim 1, is characterized in that, is fixed with 4 guide posts on infrabasal plate.
3. electric pushrod hold-down mechanism according to claim 1, is characterized in that, is fixedly connected with 4 base shaft between described upper substrate and infrabasal plate.
4. electric pushrod hold-down mechanism according to claim 1, it is characterized in that, offer through hole on described upper substrate, described upper substrate has relative a upper surface and a lower surface, one end of described press strip and the upper surface of above-mentioned upper substrate are rotatedly connected, and described connecting rod runs through described through hole.
5. electric pushrod hold-down mechanism according to claim 1, is characterized in that, the lower surface of described sliding substrate is provided with the compression cushion block.
6. electric pushrod hold-down mechanism according to claim 1, is characterized in that, described infrabasal plate is provided with the compression cushion block.
7. electric pushrod hold-down mechanism according to claim 5, is characterized in that, respectively is provided with a mutual corresponding compression cushion block on the lower surface of described sliding substrate and infrabasal plate.
8. electric pushrod hold-down mechanism according to claim 5, is characterized in that, described compression cushion block is fixedly connected with the lower surface of described sliding substrate by screw.
9. electric pushrod hold-down mechanism according to claim 6, is characterized in that, described compression cushion block is fixedly connected with described infrabasal plate by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637358 CN202934482U (en) | 2012-11-28 | 2012-11-28 | Electric push rod hold-down mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637358 CN202934482U (en) | 2012-11-28 | 2012-11-28 | Electric push rod hold-down mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934482U true CN202934482U (en) | 2013-05-15 |
Family
ID=48318741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220637358 Expired - Lifetime CN202934482U (en) | 2012-11-28 | 2012-11-28 | Electric push rod hold-down mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926063A (en) * | 2013-09-18 | 2014-07-16 | 芜湖莫森泰克汽车科技有限公司 | Pneumatic quick clamp for fork arm type window glass lifter final inspection table device |
-
2012
- 2012-11-28 CN CN 201220637358 patent/CN202934482U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926063A (en) * | 2013-09-18 | 2014-07-16 | 芜湖莫森泰克汽车科技有限公司 | Pneumatic quick clamp for fork arm type window glass lifter final inspection table device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |
|
| CX01 | Expiry of patent term |