CN210381803U - Selective pressing device for chip mounter - Google Patents
Selective pressing device for chip mounter Download PDFInfo
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- CN210381803U CN210381803U CN201921436143.1U CN201921436143U CN210381803U CN 210381803 U CN210381803 U CN 210381803U CN 201921436143 U CN201921436143 U CN 201921436143U CN 210381803 U CN210381803 U CN 210381803U
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- pressing
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Abstract
The utility model discloses a selection that paster machine was used pushes down device, including mount, pushing down the mechanism and passing through the bearing setting in one side of mount, its upper portion is equipped with rotary drive mechanism and sharp actuating mechanism. The pressing mechanism comprises a pressing rod, a pressing sheet and a connector, the pressing rod is vertically arranged, and the pressing sheet and the connector are respectively arranged at the upper end and the lower end of the pressing rod. The upper portion of depression bar is provided with one section external splines, and the outside cover of external splines is equipped with the spline housing, the fixed cover of bearing is established in the outside of spline housing. The rotary driving mechanism is connected with the spline housing and drives the pressure rod to rotate through the spline housing. The linear driving mechanism is arranged on one side of the upper end of the pressure rod and drives the pressure rod to move along the axial direction of the pressure rod through the connector. The utility model discloses rational in infrastructure, be a plurality of suction nozzle poles sharing one of annular arrangement and push down the device, optimize structural layout, small, low in manufacturing cost, occupation space is few, easy dismounting.
Description
Technical Field
The utility model relates to a chip mounter technical field, concretely relates to selection that chip mounter used pushes down device.
Background
The aircraft nose of current chip mounter adopts the rotation type structure more, and a plurality of suction nozzle poles are the annular structure and arrange on the mounting bracket of aircraft nose promptly, and the lower extreme of suction nozzle pole disposes a suction nozzle, and the mounting bracket passes through horizontal lead screw guide rail mechanism and vertical lead screw guide rail mechanism, realizes the removal at the horizontal direction. When the suction nozzle rods are used for picking and placing patches, each suction nozzle rod needs to move in the vertical direction in sequence, the movement of the suction nozzle rods in the vertical direction is realized through the pressing device, and because the sequence of the movement of each suction nozzle rod in the vertical direction is different, one set of pressing mechanism needs to be independently configured on each suction nozzle rod respectively, so that the whole structure is complex, the size is large, the manufacturing cost is high, in addition, the installation space is limited, the operation is not suitable during the disassembly and assembly, and the difficulty is large when the components are replaced in the later period. Therefore, further development is urgently needed in the prior art.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to provide a selection that paster machine was used pushes down device solves every suction nozzle pole and need dispose the push down device alone, leads to overall structure complicacy, bulky, and manufacturing cost is high, and installation space is not enough, the problem of the dismouting of being not convenient for.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a selective pressing device for a chip mounter comprises a fixing frame and a pressing mechanism, wherein the pressing mechanism is arranged on one side of the fixing frame through a bearing, and a rotary driving mechanism and a linear driving mechanism are arranged on the upper portion of the pressing mechanism. The pressing mechanism comprises a pressing rod, a pressing sheet and a connector, the pressing rod is vertically arranged, and the pressing sheet and the connector are respectively arranged at the upper end and the lower end of the pressing rod. The upper portion of depression bar is provided with one section external splines, and the outside cover of external splines is equipped with the spline housing, the fixed cover of bearing is established in the outside of spline housing. The rotary driving mechanism is connected with the spline housing and drives the pressure rod to rotate through the spline housing. The linear driving mechanism is arranged on one side of the upper end of the pressure rod and drives the pressure rod to move along the axial direction of the pressure rod through the connector.
Preferably, the fixing frame is a frame structure made of light alloy, and the rotary driving mechanism and the linear driving mechanism are both arranged on the fixing frame.
Preferably, the rotary driving mechanism comprises a synchronous pulley and a first motor, and the first synchronous pulley is sleeved and fixed outside the spline sleeve. The first motor is arranged on the fixing frame, the output end of the first motor is provided with a driving wheel, and the driving wheel drives the synchronous belt wheel and the pressing rod to synchronously rotate through the synchronous belt.
Preferably, the fixing frame is provided with a sleeve coaxial with the pressure rod, the upper part and the lower part of the sleeve are respectively connected with the fixing frame, and the sleeve is positioned below the rotary driving mechanism.
Preferably, the compression bar is positioned in the sleeve, and the upper end and the lower end of the compression bar extend out of the sleeve. The inside of the sleeve is provided with a linear bearing, and the pressure rod is movably matched with the inner wall of the sleeve through the linear bearing and keeps coaxial with the sleeve.
Preferably, the linear driving mechanism comprises a second motor, a gear and a rack, the rack is arranged on the fixed frame through a sliding rail, the second motor is arranged on the fixed frame, the output end of the second motor is connected with the gear, and the rack is driven to move through the gear. The rack is provided with a connecting arm, one end of the connecting arm is fixedly connected with the rack, and the other end of the connecting arm is in running fit with the connector.
Preferably, the pressing sheet is transversely arranged, and one end of the pressing sheet is detachably and fixedly connected with the lower end of the pressing rod.
By adopting the technical scheme, the utility model discloses a beneficial technological effect is: the utility model has the advantages of reasonable design, be a mechanism that pushes down of a plurality of suction nozzle poles sharing that the annular was arranged, replace every suction nozzle pole and need dispose an independent mechanism that pushes down, optimize structural layout, small, low in manufacturing cost, occupation space is few, easy dismounting.
Drawings
Fig. 1 is a schematic view of the structure principle of the selective pressing device for the surface mounting machine of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
referring to fig. 1, a selective pressing device for a surface mounting machine comprises a fixed frame 1 and a pressing mechanism 2, wherein the fixed frame 1 is a frame structure made of light alloy, the pressing mechanism 2 is arranged on one side of the fixed frame 1 through a bearing 3, a rotary driving mechanism 4 and a linear driving mechanism 5 are arranged on the upper portion of the fixed frame, and the rotary driving mechanism 4 and the linear driving mechanism 5 are both arranged on the fixed frame 1. The pressing mechanism 2 comprises a pressing rod 21, a pressing sheet 22 and a connector 23, the pressing rod 21 is vertically arranged, the pressing rod 21 is in running fit with the fixing frame 1 through a bearing, and the pressing sheet 22 and the connector 23 are respectively arranged at the upper end and the lower end of the pressing rod 21. The pressing sheet 22 is transversely arranged, one end of the pressing sheet 22 is detachably and fixedly connected with the lower end of the pressing rod 21, and the pressing rod 21 drives the pressing sheet 22 to rotate by taking the axis of the pressing sheet as the center.
The fixing frame 1 is provided with a sleeve 7 which is coaxial with the pressure rod 21, the upper end and the lower end of the sleeve 7 are respectively connected with the fixing frame 1 in a rotating way through a ball bearing, and the sleeve 7 is positioned below the rotary driving mechanism 4. The compression bar 21 is positioned inside the sleeve 7, the upper end and the lower end of the compression bar 21 both extend out of the sleeve 7, and the pressing sheet 22 and the connector 23 are respectively positioned below and above the sleeve 7. The linear bearing 71 is arranged inside the sleeve 7, and the pressure lever 21 is movably matched with the inner wall of the sleeve 7 through the linear bearing 71, so that the pressure lever 21 and the sleeve 7 are kept coaxial. The part of depression bar 21 above sleeve 7 is provided with a section of external splines, and the outside cover of external splines is equipped with spline housing 6, bearing 3 cover is established in spline housing 6's outside, and spline housing 6 is fixed continuous with bearing 3, and depression bar 21 and spline housing 6 rotate for mount 1 together, and simultaneously, depression bar 21 can be for spline housing 6 along its axial direction motion.
The rotary driving mechanism 4 is connected with the spline housing 6 and drives the pressure lever 21 to rotate through the spline housing 6. The rotation driving mechanism 4 includes a synchronous pulley 41 and a first motor 42, the synchronous pulley 41 is sleeved and fixed outside the spline housing 6, and the synchronous pulley 41 drives the spline housing 6 and the pressing rod 21 to rotate together. The first motor 42 is installed on the fixed frame 1, and the output end thereof is provided with a driving wheel 43, the driving wheel 43 drives the synchronous pulley 41 and the pressing rod 21 to synchronously rotate through a synchronous belt 44, the synchronous pulley 41 realizes the angle adjustment of the pressing sheet 22 in the horizontal direction through the pressing rod 21, and further, the pressing sheet 22 can randomly select a pressing object in the circular area covered by the pressing sheet 22, in other words, all the pressing objects in the area covered by the pressing sheet 22 share one pressing mechanism 2.
The linear driving mechanism 5 is arranged on one side of the upper end of the pressure rod 21 and drives the pressure rod 21 to move along the axial direction thereof through the connecting head 23. The linear driving mechanism 5 comprises a second motor 51, a gear 52 and a rack 53, wherein the rack 53 is arranged on the fixed frame 1 through a sliding rail 54, the second motor 51 is arranged on the fixed frame 1, the output end of the second motor is connected with the gear 52, and the rack 53 is driven to move up and down through the gear 52. The rack 53 is provided with a connecting arm 55, one end of the connecting arm 55 is fixedly connected with the rack 53, the other end of the connecting arm 55 is in rotating fit with the connector 23, the connecting arm 55 restrains the pressing rod 21 through the connector 23 along the axial direction of the pressing rod 21, the connecting arm 55 does not restrain the rotation of the pressing rod 21 around the axial direction, the rack 53 drives the pressing rod 21 and the pressing sheet 22 to move up and down together through the connecting arm 55, and the pressing sheet 22 can press any pressing object in the coverage area of the pressing sheet.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. A selective pressing device for a chip mounter comprises a fixed frame and a pressing mechanism, and is characterized in that the pressing mechanism is arranged on one side of the fixed frame through a bearing, and a rotary driving mechanism and a linear driving mechanism are arranged at the upper part of the pressing mechanism; the pressing mechanism comprises a pressing rod, a pressing sheet and a connector, the pressing rod is vertically arranged, and the pressing sheet and the connector are respectively arranged at the upper end and the lower end of the pressing rod; the upper part of the pressure lever is provided with a section of external spline, the outside of the external spline is sleeved with a spline housing, and the bearing is fixedly sleeved outside the spline housing; the rotary driving mechanism is connected with the spline sleeve and drives the pressure rod to rotate through the spline sleeve; the linear driving mechanism is arranged on one side of the upper end of the pressure rod and drives the pressure rod to move along the axial direction of the pressure rod through the connector.
2. A selective press-down device for a mounter according to claim 1, wherein said holder is a frame structure made of light alloy, and the rotary driving mechanism and the linear driving mechanism are provided on the holder.
3. The selective press-down device for a mounter according to claim 1, wherein the rotary driving mechanism includes a synchronous pulley, a first motor, the first synchronous pulley being fitted over and fixed to an outer portion of the spline housing; the first motor is arranged on the fixing frame, the output end of the first motor is provided with a driving wheel, and the driving wheel drives the synchronous belt wheel and the pressing rod to synchronously rotate through the synchronous belt.
4. The selective press-down device for a mounter according to claim 1, wherein the holder is provided with a sleeve coaxial with the pressing rod, the upper and lower portions of the sleeve are connected to the holder, respectively, and the sleeve is located below the rotary driving mechanism.
5. The selective press-down device for a mounter according to claim 4, wherein the press lever is located inside the sleeve, and both upper and lower ends thereof protrude outside the sleeve; the inside of the sleeve is provided with a linear bearing, and the pressure rod is movably matched with the inner wall of the sleeve through the linear bearing and keeps coaxial with the sleeve.
6. The selective pressing device for the chip mounter according to claim 1, wherein the linear driving mechanism includes a second motor, a gear and a rack, the rack is disposed on the fixing frame through a slide rail, the second motor is mounted on the fixing frame, an output end of the second motor is connected with the gear, and the rack is driven to move through the gear; the rack is provided with a connecting arm, one end of the connecting arm is fixedly connected with the rack, and the other end of the connecting arm is in running fit with the connector.
7. A selective press-down device for a mounter according to claim 1, wherein said pressing plate is transversely arranged with one end detachably and fixedly connected to a lower end of the pressing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921436143.1U CN210381803U (en) | 2019-08-30 | 2019-08-30 | Selective pressing device for chip mounter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921436143.1U CN210381803U (en) | 2019-08-30 | 2019-08-30 | Selective pressing device for chip mounter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210381803U true CN210381803U (en) | 2020-04-21 |
Family
ID=70253508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921436143.1U Active CN210381803U (en) | 2019-08-30 | 2019-08-30 | Selective pressing device for chip mounter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210381803U (en) |
-
2019
- 2019-08-30 CN CN201921436143.1U patent/CN210381803U/en active Active
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