CN211278136U - Screw rod clamp holder - Google Patents
Screw rod clamp holder Download PDFInfo
- Publication number
- CN211278136U CN211278136U CN201922338123.7U CN201922338123U CN211278136U CN 211278136 U CN211278136 U CN 211278136U CN 201922338123 U CN201922338123 U CN 201922338123U CN 211278136 U CN211278136 U CN 211278136U
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- China
- Prior art keywords
- arm
- lead screw
- screw
- sliding groove
- rotating shaft
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- 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 - Fee Related
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- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model relates to a lead screw holder, including the stand of a vertical setting, be provided with left socle and right branch frame on the stand, left socle and right branch frame are located the both sides of stand respectively, and it has the left arm to articulate on the left socle, and it has the right arm to articulate on the right branch frame, and the front end of left arm is provided with left tong, and the front end of right arm is provided with right tong, the rear end of left arm is articulated mutually with the left socle, and the rear end of right arm is articulated mutually with the right branch frame, is connected with the lead screw in the middle part of left arm and right arm, and the tip of lead screw is provided with the handle, and the first half section of lead screw is positive thread, and positive thread and left arm looks threaded connection, and the second half section of lead screw are reverse thread. It sets up the lead screw and the junction of left arm and right arm at the front end of pin joint, and not only the structure is reliable, has shortened the arm of force moreover, and the hand wheel is waved and is got up more laborsavingly to the clamping-force is bigger.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a clamping device's technical field, concretely relates to lead screw holder.
[ background of the invention ]
The clamp used at present is shown in fig. 3 and comprises a vertical column 1, a left support 2 and a right support 3 are arranged on the column 1, the left support 2 and the right support 3 are respectively positioned at two sides of the column 1, a left arm 4 is hinged on the left support 2, a right arm 5 is hinged on the right support 3, the middle part of the left arm 4 is hinged with the left support 2 close to the rear part, a left clamping hand 6 is arranged at the front end of the left arm 4, the middle part of the right arm 5 is hinged with the right support 3 close to the rear part, a right clamping hand 7 is arranged at the front end of the right arm 5, a lead screw 8 is connected in the rear ends of the left arm 4 and the right arm 5, a handle 9 is arranged at the end part of the lead screw 8, the front half section of the lead screw 8 is a positive thread, the positive thread is in threaded connection with the left arm 4, the rear half section of the lead screw 8 is. During the use, make lead screw 8 rotate through handle 9 for the rear end of left arm 4 and right arm 5 outwards removes through the effect of positive screw thread and negative thread, thereby makes the front end of left arm 4 and right arm 5 inwards remove, grasps article. The disadvantages of the currently used grippers are: in order to ensure that large-sized objects can be clamped, the opening and closing degrees of the front ends of the left arm 4 and the right arm 5 need to be large enough, so that the distance between the front end of the left arm 4 and the hinge point of the left arm 4 and the left bracket 2 and the distance between the front end of the right arm 5 and the hinge point of the right arm 5 and the right bracket 3 must be ensured to be certain lengths, so that the length of the left arm 5 at the front end of the hinge point of the left arm 4 and the left bracket 2 is obviously greater than that of the left arm 4 at the rear end, the length of the right arm 5 at the front end of the hinge point of the right arm 5 and the right bracket 3 is obviously greater than that of the right arm 5 at the rear end, and when the screw 8 is used for driving the left arm 4 and the right arm 5 to move, due to overlong arm, not only force is used, but also the clamping is not tight.
[ Utility model ] content
In order to solve the above problems, an object of the present invention is to provide a lead screw clamp holder capable of shortening the force arm.
In order to achieve the above purpose, the utility model adopts the following technical scheme: lead screw holder, including the stand of a vertical setting, be provided with left socle and right branch frame on the stand, left socle and right branch frame are located the both sides of stand respectively, and it has the left arm to articulate on the left socle, and it has the right arm to articulate on the right branch frame, and the front end of left arm is provided with left tong, and the front end of right arm is provided with right tong, the rear end and the left socle of left arm are articulated mutually, and the rear end and the right branch frame of right arm are articulated mutually, are connected with the lead screw in the middle part of left arm and right arm, and the tip of lead screw is provided with the handle, and the first half section of lead screw is positive screw thread, and positive screw thread and left arm looks threaded connection, and the second half section of lead screw is reverse.
The utility model provides a lead screw holder further sets up to: the connecting structure of the screw rod and the left arm is as follows: the left arm is provided with a left shaft groove, a left rotating shaft is arranged in the left shaft groove, an upper left sliding groove is arranged in the upper wall of the left arm positioned at the upper end of the left shaft groove, a lower left sliding groove is arranged in the lower wall of the left arm positioned at the lower end of the left shaft groove, the upper wall of the left arm penetrates through the upper left sliding groove through an upper left screw and then is movably connected with the left rotating shaft, the lower wall of the left arm penetrates through the lower left sliding groove through a lower left screw and then is movably connected with the left rotating shaft, a left threaded hole is formed in the middle of the left rotating shaft, and the lead screw is arranged in.
The utility model provides a lead screw holder further sets up to: the connecting structure of the screw rod and the right arm is as follows: the right arm is provided with a right shaft groove, a right rotating shaft is arranged in the right shaft groove, a right upper sliding groove is arranged in the upper wall of the right arm positioned at the upper end of the right shaft groove, a right lower sliding groove is arranged in the lower wall of the right arm positioned at the lower end of the right shaft groove, the upper wall of the right arm penetrates through the right upper sliding groove through a right upper screw and then is movably connected with the right rotating shaft, the lower wall of the right arm penetrates through the right lower sliding groove through a right lower screw and then is movably connected with the right rotating shaft, a right threaded hole is formed in the middle of the right rotating shaft, and the lead screw is arranged in.
The utility model provides a lead screw holder further sets up to: the upright post is further fixed with a screw rod seat, the middle section of the screw rod is a smooth shaft section, and the middle part of the screw rod penetrates through the screw rod seat.
Compared with the prior art, the utility model discloses following beneficial effect has: the screw rod clamp holder is characterized in that the joint of the screw rod and the left arm and the joint of the screw rod and the right arm are arranged at the front end of the hinged point, so that the structure is reliable, the force arm is shortened, the hand wheel is shaken more laborsavingly, and the clamping force is larger.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of the portion a in fig. 1.
Fig. 3 is a schematic view of a structure of a currently used clamper described in the background art.
In the figure: 1. the device comprises a stand column, 2, a left support, 3, a right support, 4, a left arm, 5, a right arm, 6, a left clamping hand, 7, a right clamping hand, 8, a screw rod, 9, a handle, 10, a left shaft groove, 11, a left rotating shaft, 12, an upper left sliding groove, 13, a lower left sliding groove, 14, an upper left screw, 15, a lower left screw, 16, a left threaded hole, 17 and a screw rod seat.
[ detailed description ] embodiments
The screw rod holder of the present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the lead screw holder comprises a vertical column 1, a left support 2 and a right support 3 are arranged on the vertical column 1, the left support 2 and the right support 3 are respectively positioned at two sides of the vertical column 1, a left arm 4 is hinged on the left support 2, a right arm 5 is hinged on the right support 3, a left clamping hand 6 is arranged at the front end of the left arm 4, a right clamping hand 7 is arranged at the front end of the right arm 5, the rear end of the left arm 4 is hinged with the left support 2, the rear end of the right arm 5 is hinged with the right support 3, a lead screw 8 is connected in the middle of the left arm 4 and the right arm 5, a handle 9 is arranged at the end of the lead screw 8, the front half section of the lead screw 8 is a positive thread, the positive thread is in threaded connection with the left arm 4, the rear half section of the lead screw 8 is a reverse thread, and the.
As shown in fig. 2, the connection structure between the screw 8 and the left arm 4 is: the left arm 4 is provided with a left shaft groove 10, the left shaft groove 10 is provided with a left rotating shaft 11, an upper left sliding groove 12 is arranged in the upper wall of the left arm 4 positioned at the upper end of the left shaft groove 10, a lower left sliding groove 13 is arranged in the lower wall of the left arm 4 positioned at the lower end of the left shaft groove 10, the upper wall of the left arm 4 penetrates through the upper left sliding groove 12 through an upper left screw 14 and then is movably connected with the left rotating shaft 11, the lower wall of the left arm 4 penetrates through the lower left sliding groove 13 through a lower left screw 15 and then is movably connected with the left rotating shaft 11, a left threaded hole 16 is formed in the middle of the left rotating shaft 11, and the lead screw 8 penetrates through the left threaded hole 16.
The same structure as the left arm 4, the connection structure of the screw rod 8 and the right arm 5 is: the improved structure of the automobile engine is characterized in that a right shaft groove is formed in the right arm 5, a right rotating shaft is arranged in the right shaft groove, an upper right sliding groove is formed in the upper wall of the right arm 5 positioned at the upper end of the right shaft groove, a lower right sliding groove is formed in the lower wall of the right arm 5 positioned at the lower end of the right shaft groove, the upper wall of the right arm 5 penetrates through the upper right sliding groove through an upper right screw and then is movably connected with the right rotating shaft, the lower wall of the right arm 5 penetrates through the lower right sliding groove through a lower right screw and then is movably connected with the right rotating shaft, a right threaded hole is formed in the middle of the right.
Preferably, the upright post 1 is further fixed with a screw rod seat 17, the middle section of the screw rod 8 is a smooth shaft section, and the middle section of the screw rod 8 is arranged in the screw rod seat 17 in a penetrating manner. Through the design of the screw rod seat 17, the screw rod 8 is more stable in rotation and is not easy to damage.
The utility model discloses a theory of operation is: during the use, make lead screw 8 rotate through rotating handle 9 for left arm 4 and right arm 5 use the pin joint to inwards rotate simultaneously as the center through the effect of positive screw thread and left-hand thread, grasp article through left tong 6 and right tong 7. When the left arm 4 rotates, the left rotating shaft 11 not only rotates in the left shaft groove 10 due to the gradually reduced included angle between the left arm 4 and the lead screw 8, but also the upper left screw 14 and the lower left screw 15 slide in the upper left sliding groove 12 and the lower left sliding groove 13, respectively. The principle of the right arm 5 is the same as that of the left arm 4 when the right arm rotates, and the description is omitted. It sets up the lead screw 8 and the junction of left arm 4 and right arm 5 at the front end of pin joint, and not only the structure is reliable, has shortened the arm of force moreover, and the hand wheel is waved and is got up more laborsavingly to clamping-force is bigger.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (4)
1. Lead screw holder, including the stand of a vertical setting, be provided with left socle and right branch frame on the stand, left socle and right branch frame are located the both sides of stand respectively, and it has the left arm to articulate on the left socle, and it has the right arm to articulate on the right branch frame, and the front end of left arm is provided with left tong, and the front end of right arm is provided with right tong, its characterized in that: the rear end of the left arm is hinged to the left support, the rear end of the right arm is hinged to the right support, a lead screw is connected to the middle of the left arm and the middle of the right arm, a handle is arranged at the end of the lead screw, the front half section of the lead screw is provided with a positive thread, the positive thread is in threaded connection with the left arm, the rear half section of the lead screw is provided with a reverse thread, and the reverse thread is connected with the right arm.
2. The lead screw clamp according to claim 1, wherein: the connecting structure of the screw rod and the left arm is as follows: the left arm is provided with a left shaft groove, a left rotating shaft is arranged in the left shaft groove, an upper left sliding groove is arranged in the upper wall of the left arm positioned at the upper end of the left shaft groove, a lower left sliding groove is arranged in the lower wall of the left arm positioned at the lower end of the left shaft groove, the upper wall of the left arm penetrates through the upper left sliding groove through an upper left screw and then is movably connected with the left rotating shaft, the lower wall of the left arm penetrates through the lower left sliding groove through a lower left screw and then is movably connected with the left rotating shaft, a left threaded hole is formed in the middle of the left rotating shaft, and the lead screw is arranged in.
3. The lead screw clamp according to claim 1 or 2, characterized in that: the connecting structure of the screw rod and the right arm is as follows: the right arm is provided with a right shaft groove, a right rotating shaft is arranged in the right shaft groove, a right upper sliding groove is arranged in the upper wall of the right arm positioned at the upper end of the right shaft groove, a right lower sliding groove is arranged in the lower wall of the right arm positioned at the lower end of the right shaft groove, the upper wall of the right arm penetrates through the right upper sliding groove through a right upper screw and then is movably connected with the right rotating shaft, the lower wall of the right arm penetrates through the right lower sliding groove through a right lower screw and then is movably connected with the right rotating shaft, a right threaded hole is formed in the middle of the right rotating shaft, and the lead screw is arranged in.
4. The lead screw clamp according to claim 1 or 2, characterized in that: the upright post is further fixed with a screw rod seat, the middle section of the screw rod is a smooth shaft section, and the middle part of the screw rod penetrates through the screw rod seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922338123.7U CN211278136U (en) | 2019-12-23 | 2019-12-23 | Screw rod clamp holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922338123.7U CN211278136U (en) | 2019-12-23 | 2019-12-23 | Screw rod clamp holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211278136U true CN211278136U (en) | 2020-08-18 |
Family
ID=72026943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922338123.7U Expired - Fee Related CN211278136U (en) | 2019-12-23 | 2019-12-23 | Screw rod clamp holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211278136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181019A (en) * | 2021-04-14 | 2021-07-30 | 尹钢 | Massage manipulator with horizontally adjustable massage part |
-
2019
- 2019-12-23 CN CN201922338123.7U patent/CN211278136U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181019A (en) * | 2021-04-14 | 2021-07-30 | 尹钢 | Massage manipulator with horizontally adjustable massage part |
| CN113181019B (en) * | 2021-04-14 | 2023-05-05 | 浙江豪中豪健康产品有限公司 | Massage mechanical arm with massage part adjustable horizontally |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |