CN211279485U - Bottle embryo double clamping device - Google Patents
Bottle embryo double clamping device Download PDFInfo
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- CN211279485U CN211279485U CN201921859766.XU CN201921859766U CN211279485U CN 211279485 U CN211279485 U CN 211279485U CN 201921859766 U CN201921859766 U CN 201921859766U CN 211279485 U CN211279485 U CN 211279485U
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Abstract
The utility model relates to a bottle embryo double clamping device, which comprises a first clamping part, a second clamping part and a mounting plate; the first clamping part comprises a first power rod and two first clamping arms, and the first power rod is hinged with two tail end hinged rods; the mounting plate is fixedly provided with a linear power device; the tail ends of the two second clamping arms are respectively hinged with the mounting plate; the two second clamping arms are positioned between the two first clamping arms, and the head ends of the second clamping arms are far away from the bottle blank than the head ends of the first clamping arms; the two second clamping arms are respectively connected with the second power device, so that the two second clamping arms can be opened and closed. In the process of conveying the bottle blanks to the next process and the process of demoulding from the injection mould, the bottle blanks are clamped doubly, so that the reliability is higher; the bottle blank can be ensured to be clamped in a stable posture, and the mold is easy to demould from an injection mold; the first clamping arm and the second clamping arm can be clamped synchronously, electric control can be simplified, and cost can be reduced.
Description
Technical Field
The utility model relates to a dual clamping device of bottle embryo.
Background
In the production process of the bottle blank, after the injection molding of the injection mold is finished and the injection mold is opened, the axis of the bottle blank is horizontally arranged. The preform is usually taken off from the injection mold by a robot or the like and sent to the next process.
Some of the larger bottle stock is heavier and more expensive for a single bottle stock. Therefore, in the process of taking the bottle embryo off the injection mold and conveying the bottle embryo to the next process through devices such as a mechanical arm and the like, the requirement on the reliability of the bottle embryo clamping device is high in order to avoid the bottle embryo from falling off from the clamping device and causing great loss.
In addition, the conventional clamping device usually only has two clamping jaws for clamping one position of the bottle blank (e.g. one position along the axis direction of the bottle blank), and after a long time of use, the clamping jaws may loosen to cause the clamping to be misplaced when clamping the bottle blank, so that the axis of the bottle blank rotates and the posture of the bottle blank is unstable.
There is a need for improvement of the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a double clamping device of bottle embryo has solved the problem of holding reliability and stability to the embryo bottle clamp, is carrying the in-process of bottle embryo to next process and from the in-process of injection mould drawing of patterns, and the bottle embryo is by double centre gripping, and the reliability is higher, can guarantee that the bottle embryo is stable by the posture of centre gripping, follows the injection mould drawing of patterns relatively easily.
The utility model discloses the detailed technical scheme who takes does: the bottle blank double-clamping device comprises a first clamping part, a second clamping part and an installation plate; the first clamping part comprises a first power rod and two first clamping arms, and the first power rod is hinged with two tail end hinged rods; the mounting plate is fixedly provided with a linear power device; the first power rod is positioned between the two first clamping arms, and the tail end of the first power rod is connected with the linear power device; the middle parts of the two first clamping arms are respectively hinged with the mounting plate, and the tail ends of the two first clamping arms are respectively hinged with the tail end hinge rod; the second clamping part comprises a second power device and two second clamping arms; the tail ends of the two second clamping arms are respectively hinged with the mounting plate; the two second clamping arms are positioned between the two first clamping arms, and the head ends of the second clamping arms are far away from the bottle blank than the head ends of the first clamping arms; the two second clamping arms are respectively connected with the second power device, so that the two second clamping arms can be opened and closed.
Furthermore, the second power device further comprises a second moving block, the middle parts of the second clamping arms are respectively provided with an arm opening protruding piece, the second moving block is fixedly connected with the first power rod, and the second moving block can abut against the arm opening protruding piece to enable the head ends of the two second clamping arms to be away from each other.
The first clamping arm and the second clamping arm can be clamped synchronously, electric control can be simplified, and cost can be reduced.
Further, the open arm protruding piece is a bearing hinged on the second clamping arm.
The friction force between the arm opening protruding piece and the second moving block can be reduced, so that the second clamping arm can be smoothly opened, and the reliability of the device is improved.
Furthermore, the second moving block is one and is integrally cylindrical, and the axis of the second moving block is parallel to the axis of the open arm protruding piece; the minimum distance between the two open arm protruding pieces is smaller than the protruding distance A, and the protruding distance A is smaller than the diameter of the second moving block.
The second moving block is convenient to machine and manufacture, and the cost is reduced.
Furthermore, the second power device further comprises an arm closing elastic piece, and two ends of the arm closing elastic piece are hinged to the middle portions of the two second clamping arms respectively.
The equipment reliability is higher.
Further, the mounting plate is detachably provided with a linear power fixing plate, the linear power device is fixed on the linear power fixing plate, the tail end of the first power rod is fixedly provided with a connecting block, the output end of the linear power device is fixedly provided with a connector, a T-shaped groove is formed in the connecting block, the section of the connector is in a T shape, and the connector is embedded into the T-shaped groove of the connecting block.
The first power rod and the linear power device are simple to connect and assemble.
Further, the first clamping part further comprises a guide device, and the first power rod is connected with the mounting plate through the guide device.
The reliability of the apparatus can be improved.
Furthermore, the head end of the second clamping arm is fixedly provided with a second clamping block, the head end of the first clamping arm is fixedly provided with a first clamping block, and the first clamping block and the second clamping block are elastic clamping blocks and are provided with clamping grooves matched with the bottle blanks.
Can guarantee that the bottle embryo is more firm when centre gripping bottle embryo, can also prevent that first grip block or second grip block from pressing from both sides and hindering bottle embryo.
Compared with the prior art, the utility model discloses following beneficial effect has:
1) in the process of conveying the bottle blank to the next procedure and the process of demolding from the injection mold, the bottle blank is doubly clamped, so that the reliability is high;
2) the bottle blank can be ensured to be clamped in a stable posture, and the mold is easy to demould from an injection mold;
3) the first clamping arm and the second clamping arm can be clamped synchronously, electric control can be simplified, and cost can be reduced.
Drawings
Fig. 1 is a schematic perspective view of a bottle blank double clamping device of the present invention.
Fig. 2 is a perspective view of another perspective view of the bottle blank double clamping device of the present invention.
Fig. 3 is a front view of the bottle blank double clamping device of the present invention.
A first clamping portion 1; a first clamp arm 11; a first power rod 12; a trailing end hinge bar 121; a connecting block 128; the guide means 129; a first clamp block 19; a second clamping part 2; a second clamp arm 21; a second power plant 22; a second moving block 221; an open arm boss 222; an arm engaging elastic member 223; the bump pitch A; a second clamp block 29; a mounting plate 3; a linear power unit 39; a linear power stationary plate 391; a connecting head 392; and (5) bottle blanks W.
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings of the present invention. It should be noted that, in the present invention, "head end" refers to an end close to the bottle blank W, and "tail end" refers to an end away from the bottle blank W.
The utility model discloses a dual clamping device of bottle embryo, it includes first clamping part 1, second clamping part 2 and mounting panel 3.
The first clamping portion 1 comprises a first power rod 12 and two first clamping arms 11, wherein the first power rod 12 is hinged with two tail end hinged rods 121.
The mounting plate 3 is fixedly provided with a linear power device 39. Typically, the linear power unit 39 is a cylinder, an electric cylinder, or the like.
The first power rod 12 is located between the two first clamping arms 11, and the tail end of the first power rod 12 is connected with the linear power device 39.
The middle parts of the two first clamping arms 11 are respectively hinged with the mounting plate 3, and the tail ends of the two first clamping arms 11 are respectively hinged with the tail end hinge rod 121.
The second clamping part 2 comprises a second power means 22 and two second clamping arms 21.
The tail ends of the two second clamping arms 21 are respectively hinged with the mounting plate 3.
The two second clamping arms 21 are located between the two first clamping arms 11, and the head ends of the second clamping arms 21 are far away from the bottle blank W than the head ends of the first clamping arms 11.
The two second holding arms 21 are connected to the second power unit 22, respectively, so that the two second holding arms 21 can be opened and closed, that is, the head ends of the two second holding arms 21 can be moved away from or moved close to each other. The second power device 22 can be a cylinder, an electric cylinder and the like fixed on the linear power device of the mounting plate 3, the output end of the second power device 22 is hinged to the second clamping arms 21, the output end of the second power device 22 moves linearly, and the head ends of the two second clamping arms 21 are far away from each other or close to each other. Of course, the second power unit 22 may have another structure in which the two second clamp arms 21 are openable and closable.
Usually, the head end of second centre gripping arm 21 all is fixed and is provided with second grip block 29, and the head end of first centre gripping arm 11 all is fixed and is provided with first grip block 19, and first grip block 19, second grip block 29 are elastic material [ for example ABS, rubber etc. ] and make, just all offer the centre gripping groove (the attached drawing does not mark, the section circle of centre gripping groove lacks the shape usually) [ with bottle embryo W ] that matches. First grip block 19, second grip block 29 can take place slightly elastic deformation, provide certain elasticity centre gripping bottle embryo W, and is more firm when can guaranteeing centre gripping bottle embryo W, can also prevent that first grip block 19 or second grip block 29 from pressing from both sides bottle embryo W.
The utility model discloses a dual clamping device of bottle embryo's theory of operation does: before use, the mounting plate 3 is fixedly mounted on an output end of a conveying device (not shown in the drawings), typically a three-axis power device, such as a three-axis manipulator, the output end of which is capable of XYZ three-axis translation.
After the injection molding of the bottle embryo W is finished in an injection mold (not shown in the attached drawing), controlling the output end of a conveying device (such as a PLC (programmable logic controller) and the like) to move through a conventional control means, so that the bottle embryo double-clamping device is over against the bottle embryo W, and the axis of the bottle embryo W is superposed with the axis when the clamping groove is closed; controlling the output end of the linear power device 39 to be close to the bottle blank W, so that the head ends of the two first clamping arms 11 are far away from each other, and simultaneously controlling the second power device 22 to make the head ends of the two second clamping arms 21 be far away from each other; then the output end of the conveying device is controlled to move, so that the bottle blanks W are positioned between the head ends of the two first clamping arms 11 and between the head ends of the two second clamping arms 21, then the output end of the linear power device 39 is controlled to be far away from the bottle blanks W, the head ends of the two first clamping arms 11 are mutually close to each other, the bottle blanks W are clamped, and meanwhile the second power device 22 is controlled to make the head ends of the two second clamping arms 21 mutually close to each other, and the bottle blanks W are clamped. And then controlling the output end of the conveying device to move along the axis of the bottle blank W, so that the bottle blank W is demoulded and conveyed to the next procedure.
In the process of conveying the bottle blanks W to the next process, the bottle blanks W are respectively clamped by the head ends of the first clamping arm 11 and the second clamping arm 21, namely, the bottle blanks W are doubly clamped, even if one of the first clamping arm 11 or the second clamping arm 21 is opened when the conditions such as air pressure instability or equipment failure occur, the bottle blanks W cannot fall off, and the reliability is high.
In the process of demolding the bottle embryo W from the injection mold, the bottle embryo W is respectively clamped by the head end of the first clamping arm 11 and the head end of the second clamping arm 21, namely the bottle embryo W is clamped doubly, even if the head ends of the first clamping arm 11 and the second clamping arm 21 are staggered (namely forces acting on the bottle embryo W are staggered mutually and form a shearing force), the bottle embryo W cannot be skewed, the stability of the clamped posture of the bottle embryo W can be ensured, a mold core (not shown in the attached drawing) of the injection mold cannot rub and scratch the bottle embryo W, and the demolding from the injection mold is easier.
As a preferred embodiment, the second power device 22 further includes a second moving block 221, the middle portions of the second clamping arms 21 are respectively provided with an arm-opening protrusion 222, the second moving block 221 is fixedly connected to the first power rod 12, and the second moving block 221 can abut against the arm-opening protrusion 222 to enable the head ends of the two second clamping arms 21 to be away from each other. When the output end of the linear power device 39 is close to the bottle preform W and the head ends of the two first clamping arms 11 are far away from each other, the second moving block 221 can abut against the arm protrusion 222 to make the head ends of the two second clamping arms 21 be far away from each other synchronously, that is, the first clamping arm 11 and the second clamping arm 21 can be clamped synchronously, so that the electric control can be simplified and the cost can be reduced.
Further, the open arm protrusion 222 is a bearing hinged on the second clamp arm 21. The frictional force between the arm-opening protrusion 222 and the second moving block 221 can be reduced, so that the second clamp arm 21 can be smoothly opened, and the reliability of the device can be improved.
Further, the second moving block 221 is one, the second moving block 221 is cylindrical as a whole, and the axis of the second moving block 221 is parallel to the axis of the open arm protrusion 222; the minimum distance between the two open-arm protruding pieces 222 (i.e. the distance between two points where the two open-arm protruding pieces 222 are closest to each other when the head end of the second clamping arm 21 clamps the bottle blank W) is smaller than the protrusion distance a, and the protrusion distance a is smaller than the diameter of the second moving block 221. The second moving block 221 is convenient to machine and manufacture, and the cost is reduced.
Further, the second power device 22 further comprises an arm closing elastic member 223, and two ends of the arm closing elastic member 223 are respectively hinged with the middle parts of the two second clamping arms 21. The closing arm elastic member 223 is generally a spring, and may be a device for providing an elastic force to a spring plate or the like. When the output end of the linear power device 39 is far away from the bottle preform W and the second moving block 221 does not abut against the opening arm protrusion 222, the head ends of the two second clamping arms 21 automatically approach each other to clamp the bottle preform W by the elastic force provided by the closing arm elastic member 223. When the second moving block 221 does not abut against the arm protrusion 222, the head ends of the two second clamping arms 21 keep a state of clamping the bottle blank W, and at this time, even if the linear power device 39 is cut off, the bottle blank W is also clamped, and the reliability of the device is high.
Further, the mounting plate 3 is detachably provided with a linear power fixing plate 391, the linear power device 39 is fixed on the linear power fixing plate 391, the tail end of the first power rod 12 is fixedly provided with a connecting block 128, the output end of the linear power device 39 is fixedly provided with a connecting head 392, the connecting block 128 is provided with a T-shaped groove (not shown in the drawing), the cross section of the connecting head 392 is T-shaped, and the connecting head 392 is embedded into the T-shaped groove of the connecting block 128. During assembly, the connecting head 392 is firstly embedded into the T-shaped groove of the connecting block 128, and then the linear power fixing plate 391 is fixed on the mounting plate 3, so that the connection and assembly of the first power rod 12 and the linear power device 39 are simple.
Further, the first clamping portion 1 further comprises a guide 129, and the first power rod 12 is connected with the mounting plate 3 through the guide 129. The guide 129 is a linear guide such as a conventional guide. The reliability of the apparatus can be improved.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.
Claims (8)
1. The bottle blank double-clamping device comprises a first clamping part (1), a second clamping part (2) and a mounting plate (3); the first clamping part (1) comprises a first power rod (12) and two first clamping arms (11), and the first power rod (12) is hinged with two tail end hinged rods (121); a linear power device (39) is fixedly arranged on the mounting plate (3); the first power rod (12) is positioned between the two first clamping arms (11), and the tail end of the first power rod (12) is connected with the linear power device (39); the middle parts of the two first clamping arms (11) are respectively hinged with the mounting plate (3), and the tail ends of the two first clamping arms (11) are respectively hinged with a tail end hinge rod (121);
the clamping device is characterized in that the second clamping part (2) comprises a second power device (22) and two second clamping arms (21); the tail ends of the two second clamping arms (21) are respectively hinged with the mounting plate (3); the two second clamping arms (21) are positioned between the two first clamping arms (11), and the head ends of the second clamping arms (21) are far away from the bottle blank (W) than the head ends of the first clamping arms (11); the two second holding arms (21) are connected to a second power device (22) respectively, so that the two second holding arms (21) can be opened and closed.
2. The bottle embryo double-clamping device as claimed in claim 1, wherein the second power device (22) further comprises a second moving block (221), the middle parts of the second clamping arms (21) are respectively provided with an arm-opening protrusion (222), the second moving block (221) is fixedly connected with the first power rod (12), and the second moving block (221) can support the arm-opening protrusion (222) to enable the head ends of the two second clamping arms (21) to be away from each other.
3. Bottle blank double holding device according to claim 2, characterized in that the opening arm protrusion (222) is a bearing hinged on the second holding arm (21).
4. The bottle embryo double clamping device as claimed in claim 3, wherein the second moving block (221) is one and the second moving block (221) is cylindrical as a whole, and the axis of the second moving block (221) is parallel to the axis of the open arm protrusion (222); the minimum distance between the two open arm protruding pieces (222) is smaller than a protruding distance A, and the protruding distance A is smaller than the diameter of the second moving block (221).
5. The bottle blank double-clamping device as claimed in claim 4, wherein the second power device (22) further comprises an arm closing elastic member (223), and two ends of the arm closing elastic member (223) are respectively hinged with the middle parts of the two second clamping arms (21).
6. The bottle embryo double-clamping device as claimed in claim 1, wherein the mounting plate (3) is detachably provided with a linear power fixing plate (391), the linear power device (39) is fixed on the linear power fixing plate (391), the tail end of the first power rod (12) is fixedly provided with a connecting block (128), the output end of the linear power device (39) is fixedly provided with a connecting head (392), the connecting block (128) is provided with a T-shaped groove, the section of the connecting head (392) is T-shaped, and the connecting head (392) is embedded into the T-shaped groove of the connecting block (128).
7. A bottle embryo double clamping device according to claim 6, characterized in that the first clamping part (1) further comprises a guiding device (129), and the first power rod (12) is connected with the mounting plate (3) through the guiding device (129).
8. The bottle embryo double-clamping device as claimed in any one of claims 1 to 7, wherein the head ends of the second clamping arms (21) are both fixedly provided with second clamping blocks (29), the head ends of the first clamping arms (11) are both fixedly provided with first clamping blocks (19), and the first clamping blocks (19) and the second clamping blocks (29) are both elastic clamping blocks and are both provided with clamping grooves matched with the bottle embryo (W).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921859766.XU CN211279485U (en) | 2019-10-31 | 2019-10-31 | Bottle embryo double clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921859766.XU CN211279485U (en) | 2019-10-31 | 2019-10-31 | Bottle embryo double clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211279485U true CN211279485U (en) | 2020-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921859766.XU Active CN211279485U (en) | 2019-10-31 | 2019-10-31 | Bottle embryo double clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211279485U (en) |
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2019
- 2019-10-31 CN CN201921859766.XU patent/CN211279485U/en active Active
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