CN110788267A - Clamp for automatic forging - Google Patents
Clamp for automatic forging Download PDFInfo
- Publication number
- CN110788267A CN110788267A CN201911107945.2A CN201911107945A CN110788267A CN 110788267 A CN110788267 A CN 110788267A CN 201911107945 A CN201911107945 A CN 201911107945A CN 110788267 A CN110788267 A CN 110788267A
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- clamping
- connecting section
- section
- clamps
- clamp
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/10—Manipulators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamp for automatic forging, which comprises two clamps with the same structure and a linear transmission device; the clamp comprises a connecting section and a clamping section, the clamping section is connected with the front surface of the connecting section, the free end of the clamping section is provided with a clamping surface, and a V-shaped through groove is formed in the clamping surface; the two clamps are fixed on the sliding blocks of the two linear transmission devices, the moving directions of the two clamps are opposite, and when the two clamps move oppositely, the clamping surfaces of the two clamps can be contacted. The self-positioning function is realized, the consistency of the clamping center position of the blade at each time can be ensured, and the clamping stability and the positioning accuracy are greatly improved.
Description
Technical Field
The invention belongs to the field of automatic forging robots, and relates to a clamp for automatic forging.
Background
At present, most of domestic metal forging enterprises still adopt manual operation in the production process, and the clamp used for clamping by workers is a manually-made clamp similar to a scissors shape, so that the clamping is not firm, and the condition that a clamped workpiece falls off is easy to occur. With the development and application of the automatic manufacturing technology, the robot replaces an operator to carry and place blanks in the forging process, and the original clamp structure is not suitable for the robot.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a clamp for automatic forging, which improves the clamping stability and the positioning accuracy.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a clamp for automatic forging comprises two clamps with the same structure and a linear transmission device;
the clamp comprises a connecting section and a clamping section, the clamping section is connected with the front surface of the connecting section, the free end of the clamping section is provided with a clamping surface, and a V-shaped through groove is formed in the clamping surface;
the two clamps are fixed on the sliding blocks of the two linear transmission devices, the moving directions of the two clamps are opposite, and when the two clamps move oppositely, the clamping surfaces of the two clamps can be contacted.
Preferably, the opening angle of the V-shaped through groove is 120 °.
Preferably, the clamping section and the edge line of the top surface of the connecting section are arranged at an oblique angle and incline towards the right side of the connecting section.
Furthermore, the included angle between the clamping section and the connecting section is 45 degrees, the left side surface of the clamping section is connected with the central line part of the front surface of the connecting section, and the right side surface of the clamping section is connected with the boundary line between the front surface and the right side of the connecting section.
Preferably, the clamping section and the connecting section are arranged in an integrated mode, and the two side faces, in front contact with the connecting section, of the clamping section are in smooth transition with the front face of the connecting section.
Preferably, the clamping section tapers in size from the connecting section portion to the free end of the clamping section.
Preferably, the connecting section and the sliding block are connected by a screw.
Furthermore, the connecting section and the sliding block are provided with step holes, the large-aperture parts of the two step holes are arranged oppositely, a tubular positioning pin is arranged between the large-aperture parts of the two step holes, and the small-aperture parts of the two step holes are provided with threads.
And furthermore, the connecting section and the sliding block are provided with two step holes, and the position relation between the two step holes on the connecting section corresponds to the position relation between the two step holes on the sliding block.
Preferably, linear transmission adopts the cylinder, and the cylinder is fixed on the base, is provided with two slide rails on the base, and two sliding blocks set up on two slide rails of base, with two slide rail sliding connection, two slide rails collineations, the piston rod of cylinder is connected to the sliding block, and the direction of motion of piston rod is parallel with the slide rail, and the sliding block follows the piston rod and carries out reciprocating motion in step, carries out motion in opposite directions or back to back on the slide rail.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the V-shaped through groove is formed in the clamping surface of the clamp, so that the contact area between the clamping surface and the workpiece is increased during clamping, the clamping capability is improved, particularly, the clamping effect on a cylinder is good, the workpiece can gradually approach to the center part of the V-shaped through groove during clamping, and the self-positioning function is realized, so that the central positions of blade clamping can be kept consistent every time, and the clamping stability and the positioning accuracy are greatly improved by using the clamp.
Furthermore, linkage segment and sliding block pass through locating pin and screw and are connected, and the locating pin can enough guarantee positioning accuracy, can improve the intensity and the life of hexagonal screw again.
Drawings
FIG. 1 is a schematic view of the clamp of the present invention;
FIG. 2 is a top view of the clamp of the present invention;
figure 3 is a side view of the pliers of the present invention.
Wherein: 1-clamping; 2-a sliding block; 3-hexagonal screw.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, the clamp of the present invention comprises two clamps 1 with the same structure and a linear transmission device.
As shown in FIG. 2, the clamp 1 comprises a connecting section and a clamping section, wherein the connecting section is a rectangular block, and a chamfer is arranged on a boundary line between adjacent side surfaces of the connecting section.
The clamping section is the same with linkage segment thickness, and the clamping section openly is connected with the linkage segment, extends to the linkage segment openly outside to slope to linkage segment right side direction, the sideline of clamping section and linkage segment top surface becomes the oblique angle setting, and two sides of clamping section and the positive contact of linkage segment all with the positive smooth transition of linkage segment, the clamping section left surface is connected with the positive central line position of linkage segment, and the clamping section right flank is connected with the border line on the linkage segment front and right side.
After the free end of the clamping section is bent towards one side of the inclined clamping section, the end face of the clamping section is a clamping face, and the clamping face is perpendicular to the front face and the top face of the connecting section and faces towards the inclined direction of the clamping section.
The clamping section and the connecting section are integrally arranged. The clamping section gradually decreases in size from the connecting section portion to the free end of the clamping section.
The included angle between the clamping section and the connecting section is 45 degrees.
The two clamps (1) are fixed on the sliding blocks (2) of the two linear transmission devices, the moving directions of the two clamps (1) are opposite, and when the two clamps move towards each other, the clamping surfaces of the two clamps (1) can be contacted.
Be provided with the logical groove of V type on the clamping face of clamping section free end, the opening angle in the logical groove of V type is 120, and during the improvement centre gripping, the area of contact of clamping face and work piece improves clamping capacity, especially to the cylinder centre gripping, has good effect, can realize the function from the location, so can guarantee that blade clamping central point puts at every turn and keeps unanimous, uses this clamp 1, has promoted the stability of centre gripping greatly, and the degree of accuracy of location. The bottom line of the V-shaped through groove is perpendicular to the top surface of the connecting section.
The connecting section and the sliding block 2 are connected by a positioning pin and a screw.
As shown in fig. 3, the top surface of the connecting section is provided with a through hole, both ends of the through hole are stepped holes, the small-aperture part is located inside, and the large-aperture part is located at both ends of the through hole; the sliding block 2 is provided with a blind hole, the opening part of the blind hole is arranged to be a step hole, the large-aperture part is located outside, the aperture of the step hole of the through hole is the same as that of the blind hole, and the small-aperture part of the step hole of the through hole and that of the blind hole are provided with threads.
The connecting section of the clamp 1 is provided with two through holes, the sliding block 2 is provided with two blind holes, and the position relation between the two through holes corresponds to the position relation between the two blind holes.
The locating pin sets up between linkage segment and sliding block 2, specifically is between two step hole large aperture positions of through-hole and blind hole, and the locating pin is hollow tube form, and the internal diameter is not less than the screw diameter, and locating pin length is no longer than two step hole large aperture position length's sum, and the locating pin external diameter is no longer than the diameter at two step hole large aperture positions.
The screw that this embodiment is preferred adopts hexagonal screw 3, and hexagonal screw 3 passes the connecting section step hole minor bore position, passes the locating pin inside again, reaches the step hole minor bore position of sliding block 2 blind hole at last, and the step hole minor bore part spiro union with through-hole and blind hole, and the head of hexagonal screw 3 is placed the step hole of through-hole and is the large aperture position of installation locating pin.
Linear drive adopts the cylinder, and sliding block 2 sets up on the slide rail of base, with slide rail sliding connection, two sliding block 2's slide rail collineations, and sliding block 2 connects the piston rod of cylinder, and the direction of motion of piston rod is parallel with the slide rail, and sliding block 2 follows the piston rod and carries out reciprocating motion in step, carries out motion in opposite directions or back on the slide rail.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (10)
1. The fixture for automatic forging is characterized by comprising two clamps (1) with the same structure and a linear transmission device;
the clamp (1) comprises a connecting section and a clamping section, the clamping section is connected with the front surface of the connecting section, the free end of the clamping section is provided with a clamping surface, and a V-shaped through groove is formed in the clamping surface;
the two clamps (1) are fixed on the sliding blocks (2) of the two linear transmission devices, the moving directions of the two clamps (1) are opposite, and when the two clamps move oppositely, the clamping surfaces of the two clamps (1) can be contacted.
2. The jig for automated forging according to claim 1, wherein an opening angle of the V-shaped through groove is 120 °.
3. The jig for automated forging according to claim 1, wherein the holding section is disposed at an oblique angle to the side line of the top surface of the connecting section, and inclined in the direction of the right side of the connecting section.
4. The automatic forging clamp according to claim 3, wherein the included angle between the clamping section and the connecting section is 45 degrees, the left side surface of the clamping section is connected with the central line of the front surface of the connecting section, and the right side surface of the clamping section is connected with the boundary line between the front surface and the right side surface of the connecting section.
5. The fixture for automatic forging of the claim 1, wherein the clamping section and the connecting section are integrally arranged, and two side surfaces of the clamping section, which are in contact with the front surface of the connecting section, are smoothly transited with the front surface of the connecting section.
6. The fixture for automated forging of claim 1, wherein the clamping section tapers in size from the connecting section portion to the free end of the clamping section.
7. The jig for automated forging according to claim 1, wherein the connecting section and the sliding block (2) are connected by a screw.
8. The clamp for automatic forging is characterized in that the connecting section and the sliding block (2) are provided with stepped holes, the large-aperture parts of the two stepped holes are arranged oppositely, a tubular positioning pin is arranged between the large-aperture parts of the two stepped holes, and the small-aperture parts of the two stepped holes are provided with threads.
9. The jig for automated forging according to claim 8, wherein the connecting section and the sliding block (2) are each provided with two stepped holes, and the positional relationship between the two stepped holes on the connecting section corresponds to the positional relationship between the two stepped holes on the sliding block (2).
10. The clamp for automatic forging is characterized in that the linear transmission device adopts a cylinder, the cylinder is fixed on a base, two slide rails are arranged on the base, two sliding blocks (2) are arranged on the two slide rails of the base and are in sliding connection with the two slide rails, the two slide rails are collinear, the sliding blocks (2) are connected with a piston rod of the cylinder, the moving direction of the piston rod is parallel to the slide rails, and the sliding blocks (2) synchronously reciprocate along with the piston rod and move towards or away from each other on the slide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107945.2A CN110788267A (en) | 2019-11-13 | 2019-11-13 | Clamp for automatic forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107945.2A CN110788267A (en) | 2019-11-13 | 2019-11-13 | Clamp for automatic forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110788267A true CN110788267A (en) | 2020-02-14 |
Family
ID=69444377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911107945.2A Pending CN110788267A (en) | 2019-11-13 | 2019-11-13 | Clamp for automatic forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110788267A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507275A (en) * | 2011-09-19 | 2012-06-20 | 哈尔滨飞机工业集团有限责任公司 | Helicopter composite material paddle fatigue test piece molding method |
| CN203171290U (en) * | 2013-04-18 | 2013-09-04 | 重庆机床(集团)有限责任公司 | Adjustable workpiece clamping jaw structure |
| CN103786041A (en) * | 2012-10-31 | 2014-05-14 | 苏州久工自动化科技有限公司 | Parallel gripper |
| CN204308633U (en) * | 2014-10-30 | 2015-05-06 | 玉环华莱机床有限公司 | A kind of mechanical gripping means |
| CN204526825U (en) * | 2015-03-31 | 2015-08-05 | 重庆长安汽车股份有限公司 | The mounting structure of automobile driving axle midship mounting axle |
| CN205272001U (en) * | 2015-12-31 | 2016-06-01 | 天津西青区瑞博生物科技有限公司 | Mini -type manipulator |
| CN206992901U (en) * | 2017-05-23 | 2018-02-09 | 东莞市联洲知识产权运营管理有限公司 | A kind of strut device in the offline equipment of stator machine |
| CN207104952U (en) * | 2017-07-20 | 2018-03-16 | 江苏天宏自动化科技有限公司 | A kind of double-claw type aluminum alloy forged hub conveying robot |
| CN207306532U (en) * | 2017-03-30 | 2018-05-04 | 深圳市祈飞科技有限公司 | A kind of self-centering fixture |
| CN209167606U (en) * | 2018-11-27 | 2019-07-26 | 中科天芯科技（北京）有限公司 | A kind of optical fiber clamping tooling and optically coupled device |
-
2019
- 2019-11-13 CN CN201911107945.2A patent/CN110788267A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507275A (en) * | 2011-09-19 | 2012-06-20 | 哈尔滨飞机工业集团有限责任公司 | Helicopter composite material paddle fatigue test piece molding method |
| CN103786041A (en) * | 2012-10-31 | 2014-05-14 | 苏州久工自动化科技有限公司 | Parallel gripper |
| CN203171290U (en) * | 2013-04-18 | 2013-09-04 | 重庆机床(集团)有限责任公司 | Adjustable workpiece clamping jaw structure |
| CN204308633U (en) * | 2014-10-30 | 2015-05-06 | 玉环华莱机床有限公司 | A kind of mechanical gripping means |
| CN204526825U (en) * | 2015-03-31 | 2015-08-05 | 重庆长安汽车股份有限公司 | The mounting structure of automobile driving axle midship mounting axle |
| CN205272001U (en) * | 2015-12-31 | 2016-06-01 | 天津西青区瑞博生物科技有限公司 | Mini -type manipulator |
| CN207306532U (en) * | 2017-03-30 | 2018-05-04 | 深圳市祈飞科技有限公司 | A kind of self-centering fixture |
| CN206992901U (en) * | 2017-05-23 | 2018-02-09 | 东莞市联洲知识产权运营管理有限公司 | A kind of strut device in the offline equipment of stator machine |
| CN207104952U (en) * | 2017-07-20 | 2018-03-16 | 江苏天宏自动化科技有限公司 | A kind of double-claw type aluminum alloy forged hub conveying robot |
| CN209167606U (en) * | 2018-11-27 | 2019-07-26 | 中科天芯科技（北京）有限公司 | A kind of optical fiber clamping tooling and optically coupled device |
Non-Patent Citations (1)
| Title |
|---|
| 董培蓓，赵涛.: "《工程制图基础教程》", 31 December 2017 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200214 |
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| RJ01 | Rejection of invention patent application after publication |