CN214924521U - Workpiece pulling-out device - Google Patents
Workpiece pulling-out device Download PDFInfo
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- CN214924521U CN214924521U CN202120387601.8U CN202120387601U CN214924521U CN 214924521 U CN214924521 U CN 214924521U CN 202120387601 U CN202120387601 U CN 202120387601U CN 214924521 U CN214924521 U CN 214924521U
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- screw rod
- claw hook
- screw
- hole
- thread
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Abstract
The utility model belongs to the technical field of work piece draws and takes off the device technique and specifically relates to a work piece draws and takes off device, left screw rod and right screw rod are opened left-handed external screw thread and dextrorotation external screw thread respectively, left screw rod screw in the left-handed internal thread of left claw hook, right screw rod screw in the dextrorotation internal thread of right claw hook, adopt the screw rod of the different handedness of both ends external screw thread to cooperate with the claw hook of different internal thread handedness to realize the synchronous to central motion control of left and right claw hook, the operation is convenient, the horizontal pole has the restriction screw rod structure placed in the middle, make screw rod and claw hook placed in the middle; the use of workpieces with different center specifications is met by adopting a pressure head replaceable structure; and a screw locking structure is arranged at the other end, so that the claw hook can be used for limiting and locking the screw rod after grasping the workpiece, and the claw hook can be indirectly locked.
Description
Technical Field
The utility model belongs to the technical field of the work piece draws takes off the device technique and specifically relates to a work piece draws takes off device.
Background
The workpiece pull-off device can be synchronously adjusted through the left and right screw rods according to the left and right claw hooks of the profile of a workpiece, the screw rods are always located in the middle position, the central pressure head can be replaced according to the shape, size and length of the workpiece, and the screw rods have locking structures when being pulled off.
In the existing bearing or rotary part drawing structure, two claw hooks are respectively locked and controlled, so that the operation is inconvenient; the claw hook cannot be centered, and the claw hook can be centered only by human intervention; the pressing head can not be replaced and only can push workpieces of one specification; the left and right claw hooks can not be synchronously reduced and enlarged, and the operation is complicated.
The utility model adopts the screw rods with different rotation directions of the external threads at the two ends and the claw hooks with different rotation directions of the internal threads to cooperate to realize the synchronous central motion control of the left claw hook and the right claw hook, and the cross rod has a structure for limiting the screw rod to be placed in the middle, so that the screw rod and the claw hooks are placed in the middle; the use of workpieces with different center specifications is met by adopting a pressure head replaceable structure; and a screw locking structure is arranged at the other end, so that the claw hook can be used for limiting and locking the screw rod after grasping the workpiece, and the claw hook can be indirectly locked.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve current claw hook locking control respectively, the current problem of operation not convenient for, the utility model provides a work piece draws takes off device, and left screw rod and right screw rod are opened respectively has left-handed external screw thread and dextrorotation external screw thread, in the left-handed internal thread of left screw rod screw in left side claw hook, in the right-handed internal thread of right screw rod screw in right side claw hook, adopt the screw rod of the different handedness of both ends external screw thread to cooperate the claw hook of realizing about claw hook to central motion control, the operation is convenient.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a work piece draws takes off device, includes first work piece, second work piece, left claw hook, first connecting piece, left screw rod, horizontal pole, pressure axle, swing arm, right screw rod, second connecting piece, round pin axle, pressure head and right claw hook, wherein, the fastening of second work piece is in on the first work piece, left side claw hook with right side claw hook is arranged in on the groove about the horizontal pole was equipped with, and it has left-handed internal thread and dextrorotation internal thread to open on the lug structure that is equipped with, left side screw rod with right side screw rod has left-handed external screw thread and dextrorotation external screw thread to open respectively, left side screw rod screw in the left-handed internal thread of left side claw hook, right side screw rod screw in the dextrorotation internal thread of right claw hook.
Specifically, the left side of the left screw rod is provided with a rotary head, and the right end part of the left screw rod is provided with a groove and a side through hole.
Specifically, the left end part of the right screw rod is milled into two flat surfaces and is provided with a threaded hole in the side surface, and the end head of the right screw rod is inserted into the groove of the right end head of the left screw rod.
Specifically, the first connecting piece is screwed into the left threaded hole of the right screw rod through the right end through hole of the left screw rod.
Specifically, the upper part of the cross rod is provided with a slotted hole, a middle lug arranged on the upper part of the cross rod is provided with two baffles, and the baffles are provided with through holes; the lower part of the pressure shaft is provided with a blind hole, the side surface of the pressure shaft is provided with a side surface hole, the thread part of the pressure shaft is screwed into the thread hole on the cross rod, the hole arranged at the upper part of the pressure shaft is inserted into the rotating rod, the lower part of the pressure shaft is inserted into the pressure head, and the side surface hole is inserted into the pin shaft.
Specifically, the upper part of the pressure head is provided with a pressure head side through hole.
Specifically, the first connecting piece and/or the second connecting piece are/is a screw
The utility model has the advantages that: the utility model adopts the screw rods with different rotation directions of the external threads at the two ends and the claw hooks with different rotation directions of the internal threads to cooperate to realize the synchronous central motion control of the left claw hook and the right claw hook, and the cross rod has a structure for limiting the screw rod to be placed in the middle, so that the screw rod and the claw hooks are placed in the middle; the use of workpieces with different center specifications is met by adopting a pressure head replaceable structure; and a screw locking structure is arranged at the other end, so that the claw hook can be used for limiting and locking the screw rod after grasping the workpiece, and the claw hook can be indirectly locked.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Figure 1 is a schematic structural diagram of the present invention,
figure 2 is a schematic structural view of the left claw hook,
FIG. 3 is a schematic structural view of the left screw,
figure 4 is a schematic view of the cross-bar construction,
figure 5 is a schematic view of the structure of the pressing shaft,
figure 6 is a schematic structural view of the right screw,
fig. 7 is a schematic view of the structure of the indenter.
In the figure: 1 first work piece, 2 second work pieces, 3 left paws hook, 4 first connecting pieces, 5 left screw rods, 6 horizontal rods, 7 pressure shafts, 8 rotating rods, 9 right screw rods, 10 second connecting pieces, 11 pin shafts, 12 pressure heads and 13 right paws hook.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, the workpiece pull-off device includes a first workpiece 1, a second workpiece 2, a left claw hook 3 (fig. 2), a first connecting member 4, a left screw 5 (fig. 3), a cross bar 6 (fig. 4), a pressing shaft 7 (fig. 5), a rotating rod 8, a right screw 9 (fig. 6), a second connecting member 10, a pin 11, a pressing head 12 (fig. 7), and a right claw hook 13. Wherein the second workpiece 2 is fastened to the first workpiece 1; the left claw hook 3 and the right claw hook 13 are arranged on left and right grooves on the cross rod 6, and left-handed and right-handed internal threads are formed on the convex block structure; the left screw 5 and the right screw 9 are respectively provided with a left-handed external thread and a right-handed external thread, the left screw 5 is screwed into the left-handed internal thread on the lug structure on the left claw hook 3, the right screw 9 is screwed into the right-handed internal thread on the lug structure on the right claw hook 13, the left side of the left screw 5 is provided with a rotary head and friction increasing treatment is carried out on the rotary head, the right end part is provided with a groove and a side through hole, the left end part of the right screw 9 is milled flat and provided with a threaded hole on the side, the end head of the right screw 9 is inserted into the groove of the right end head of the left screw 5, the first connecting piece 4 is screwed into the left threaded hole of the right screw 9 through the right end head through hole of the left screw 5, and the left screw 5 can also be placed on the right side; the upper part of the cross bar 6 is provided with a slotted hole, the middle bump is provided with two baffles, and the baffles are provided with through holes; the lower part of the pressure shaft 7 is provided with a blind hole, the side surface is provided with a through hole, the thread part of the pressure shaft is screwed into the thread hole on the cross rod 6, the upper part hole is inserted into the rotating rod 8, the lower part is inserted into the pressure head 12, and the side surface hole is inserted into the pin shaft 11; the upper part of the pressure head 12 is provided with a pressure head side through hole which can be made into seriation.
The utility model discloses a theory of operation: as described in the above mechanical configuration, the device was assembled as shown in fig. 1.
The principle of workpiece clamping action: the first workpiece 1 and the second workpiece 2 are placed on the lower portion of the device, the left screw rod 5 is rotated to rotate, the right screw rod 9 is connected through the first connecting piece 4 and is also driven to rotate and is opposite to the rotating direction, the left screw rod 5 and the right screw rod 9 are rotated into the left claw hook 3 and the right claw hook 13 to be converted into linear motion under the action of the rotating force, the left screw rod 5 stops rotating along the transverse rod 6 groove to the middle idler wheel until the clamping portions of the left claw hook 3 and the right claw hook 13 meet the external size of the second workpiece 2, the second connecting piece 10 is screwed at the moment, the right screw rod 9 is locked, and the external clamping action of the second workpiece 2 is completed.
The principle of workpiece pull-off action: and rotating the rotating rod 8, converting the pressing shaft 7 into downward linear motion along with the rotation of the rotating rod 8, and enabling the lower pressing head 12 to linearly move to contact the upper part of the second workpiece 2 and continuously apply downward pressure to finish the pulling-off action of the first workpiece 1 and the second workpiece 2 under the interaction of the left claw hook 3 and the right claw hook 13. The second workpiece 2 can be loosened by rotating the left-handed screw 5 reversely.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A workpiece pull-off device is characterized in that: including first work piece, second work piece, left claw hook, first connecting piece, left screw rod, horizontal pole, pressure axle, swing arm, right screw rod, second connecting piece, round pin axle, pressure head and right claw hook, wherein, the second work piece fastening is in on the first work piece, left side claw hook with right side claw hook is arranged in on the groove about the horizontal pole was equipped with, and it has left-handed internal thread and dextrorotation internal thread to open on the lug structure that is equipped with, left side screw rod with right side screw rod has left-handed external screw thread and dextrorotation external screw thread to open respectively, left side screw rod screw in the left-handed internal thread of left side claw hook, right side screw rod screw in the dextrorotation internal thread of right side claw hook.
2. A workpiece pull-off device as defined in claim 1, further comprising: the left side of the left screw rod is provided with a rotary head, and the right end part of the left screw rod is provided with a groove and a side through hole.
3. A workpiece pull-off device as defined in claim 1, further comprising: the left end of the right screw rod is milled flat on two sides and is provided with a threaded hole on the side surface, and the end head of the right screw rod is inserted into the groove of the right end head of the left screw rod.
4. A workpiece pull-off device as defined in claim 1, further comprising: and the first connecting piece is screwed into the left threaded hole of the right screw rod through the right end through hole of the left screw rod.
5. A workpiece pull-off device as defined in claim 1, further comprising: the upper part of the cross rod is provided with a slotted hole, the middle lug arranged on the cross rod is provided with two baffles, and the baffles are provided with through holes; the lower part of the pressure shaft is provided with a blind hole, the side surface of the pressure shaft is provided with a side surface hole, the thread part of the pressure shaft is screwed into the thread hole on the cross rod, the hole arranged at the upper part of the pressure shaft is inserted into the rotating rod, the lower part of the pressure shaft is inserted into the pressure head, and the side surface hole is inserted into the pin shaft.
6. A workpiece pull-off device as defined in claim 1, further comprising: and a pressure head side through hole is formed in the upper part of the pressure head.
7. A workpiece pull-off device as defined in claim 1, further comprising: the first connecting piece and/or the second connecting piece are/is a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120387601.8U CN214924521U (en) | 2021-02-22 | 2021-02-22 | Workpiece pulling-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120387601.8U CN214924521U (en) | 2021-02-22 | 2021-02-22 | Workpiece pulling-out device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214924521U true CN214924521U (en) | 2021-11-30 |
Family
ID=79098363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120387601.8U Active CN214924521U (en) | 2021-02-22 | 2021-02-22 | Workpiece pulling-out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214924521U (en) |
-
2021
- 2021-02-22 CN CN202120387601.8U patent/CN214924521U/en active Active
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| GR01 | Patent grant | ||
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