CN109514304B - Clamp - Google Patents
Clamp Download PDFInfo
- Publication number
- CN109514304B CN109514304B CN201811552991.9A CN201811552991A CN109514304B CN 109514304 B CN109514304 B CN 109514304B CN 201811552991 A CN201811552991 A CN 201811552991A CN 109514304 B CN109514304 B CN 109514304B
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- Prior art keywords
- transverse
- longitudinal
- supporting plate
- sliding
- top surface
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- 238000003825 pressing Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 description 6
- 239000011295 pitch Substances 0.000 description 6
- 238000003754 machining Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamp; the device comprises a square supporting plate, wherein the top surface of the supporting plate is provided with a longitudinal rail and a transverse rail, a sliding plate is arranged on the longitudinal rail and the transverse rail of the supporting plate, a clamping arm is arranged on the sliding plate, the sliding plate can slide on the top surface of the supporting plate, the longitudinal rail and the transverse rail of the supporting plate are provided with screw rods, and the bottom surface of the sliding plate is provided with screw teeth in threaded connection with the screw rods; the long screw rod or the short screw rod is rotated to drive the first clamp body to clamp the workpiece in the front-back direction or the left-right direction. The clamp is used for clamping and centering respectively in the front-back direction and the left-right direction, so that the efficiency is improved.
Description
Technical Field
The invention relates to a clamp, in particular to an automatic centering device of the clamp.
Background
CAM (Computer Aided Manufacturing), i.e. computer aided manufacturing, is increasingly used in numerical control machining. Compared with the traditional manual programming re-entry mode, the method has the advantages that the code which can be read by the machine tool equipment is generated through computer programming, so that the machine tool equipment runs, the cost is saved, the machining flexibility and the machining repeatability are improved, and the numerical control machine tool performs machining according to a designed program, so that the production time is relatively easy to control.
In CAM processing of a mechanical arm of a numerical control machine tool, the size of a machined part and the coordinates on a supporting plate need to be obtained before processing, and the mechanical arm is required to be used again to find the coordinates of the machined part each time because the machined part cannot be placed at the same point each time, so that CAM is readjusted, and particularly when parts with the same specification are processed, the quality of blanks is uneven, and the cutter needs to be readjusted each time, so that the processing efficiency is affected; furthermore, the existing clamp can only clamp in two directions at the same time, but cannot clamp separately, that is, can only clamp square or round directly, and influences the processing range.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a clamp which is stable in clamping and can realize automatic centering in two directions.
The technical scheme adopted for solving the technical problems is as follows:
a clamp, comprising:
the top surface of the square supporting plate is provided with two longitudinal track grooves and two transverse track grooves, and the two longitudinal track grooves and the two transverse track grooves are symmetrically arranged at the center of the top surface of the supporting plate;
the transverse screw is arranged at the bottom of the supporting plate and is provided with two thread sections with the same thread pitch but opposite thread directions, and the two thread sections are respectively positioned right below the two transverse track grooves;
the two longitudinal screws are arranged at the bottom of the supporting plate, are respectively positioned under the two longitudinal track grooves, have the same thread pitch but opposite thread directions, and are in transmission connection through a bevel gear disc;
the two transverse sliding plates are positioned on the top surface of the supporting plate and are respectively arranged corresponding to the two transverse track grooves, the top surface of the transverse sliding plates is provided with clamping arms for clamping workpieces, and the bottom surface of the transverse sliding plates is provided with screw teeth which are in threaded connection with the thread sections of the transverse screw rods;
the two longitudinal sliding plates are positioned on the top surface of the supporting plate and are respectively arranged corresponding to the two longitudinal track grooves, the top surface of the longitudinal sliding plates is provided with clamping arms for clamping workpieces, and the bottom surfaces of the two longitudinal sliding plates are respectively provided with screw teeth in threaded connection with the two longitudinal screw rods;
the top surface of this backup pad corresponds the lateral sliding board is equipped with lateral sliding board limit structure, lateral sliding board limit structure is in vertical direction location lateral sliding board, the top surface of this backup pad corresponds the vertical sliding board is equipped with vertical sliding board limit structure, vertical sliding board limit structure is in vertical direction location vertical sliding board.
In a preferred embodiment, the bevel disk is located below the transverse screw, and further comprises a cover which is connected to the bottom surface of the support plate and covers the bevel disk, and opposite ends of the two longitudinal screws extend into the cover.
In a preferred embodiment, the screw has self-locking property with the screw teeth on the bottom surface of the sliding plate.
In a preferred embodiment, the lateral sliding plate limiting structure is a pressing plate connected to the top surface of the supporting plate and positioned at two sides of the lateral track groove, and the pressing plate is buckled above the edge of the lateral sliding plate; the longitudinal slide plate limiting structure is a pressing plate which is connected to the top surface of the supporting plate and positioned on two sides of the longitudinal track groove, and the pressing plate is buckled above the edge of the longitudinal slide plate.
In a preferred embodiment, the transverse sliding plate and the longitudinal sliding plate are attached to the upper surface of the supporting plate for sliding.
In a preferred embodiment, the end face of the transverse screw is provided with a regular hexagon counter bore, and the outer end face of the longitudinal screw is provided with a regular hexagon counter bore.
In a preferred embodiment, a spacer for placing a workpiece is provided at a middle portion of the top surface of the support plate.
In the preferred embodiment, the device also comprises two transverse sliding seats and two longitudinal sliding seats, wherein the two transverse sliding seats are symmetrically arranged left and right by the center of the top surface of the supporting plate, the transverse sliding seats can transversely move on the supporting plate, and the transverse sliding seats are provided with abdication channels corresponding to clamping arms on the transverse sliding plates; the two longitudinal sliding seats are symmetrically arranged in front and back with the center of the top surface of the supporting plate, the longitudinal sliding seats can transversely move on the supporting plate, and the longitudinal sliding seats are provided with abdication channels corresponding to clamping arms on the longitudinal sliding plates.
In the preferred embodiment, rubber cushion blocks are arranged on the opposite sides of the tops of the two transverse sliding seats, and rubber cushion blocks are arranged on the opposite sides of the tops of the two longitudinal sliding seats.
In a preferred embodiment, two sides of the bottom surface of the transverse sliding seat are provided with T-shaped sliding blocks, two sides of the top surface of the supporting plate are provided with T-shaped sliding grooves on two sides of the transverse track groove, two sides of the bottom surface of the longitudinal sliding seat are provided with T-shaped sliding blocks, and two sides of the top surface of the supporting plate are provided with T-shaped sliding grooves which are in sliding clamping connection with the T-shaped sliding grooves; the bottom surface of the transverse sliding seat is also provided with a transverse sliding seat locking structure, and the bottom surface of the transverse sliding seat is also provided with a longitudinal sliding seat locking structure.
Compared with the background technology, the technical proposal of the invention has the following advantages:
the transverse sliding plate is matched with the transverse screw rod, the longitudinal sliding plate is matched with the longitudinal screw rod, the transverse screw rod and the longitudinal sliding plate are mutually independent, the transverse screw rod is rotated, the clamping arm on the front side transverse sliding plate is closed by the front side, the clamping arm on the rear side transverse sliding plate is closed by the rear side, and the two screw thread sections of the transverse screw rod have the same screw pitch but opposite screw directions and the same speed, so that the automatic positioning in the front-rear direction is realized; the vertical screw rod is rotated, the clamping arm on the left vertical sliding plate is close to the left vertical sliding plate, and the clamping arm on the right vertical sliding plate is close to the right vertical sliding plate, and the two vertical screw rods are connected with the bevel gear plate through the bevel gear, so that the two vertical screw rods have the same speed, and the automatic positioning in the left-right direction is realized. Compared with the background technology, the invention realizes the automatic positioning of the front and back direction and the left and right direction respectively, and can clamp rectangular pieces, elliptical pieces and the like. Meanwhile, the centering time in two directions is saved, the production efficiency is improved, and the CAM system is better applied to numerical control processing.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic view of the clamp of the present invention.
Fig. 2 is a sectional view in the direction A-A of fig. 1.
Fig. 3 is a bottom view of the clamp of the present invention.
Reference numerals: 100 supporting plates, 110 longitudinal track grooves, 120 transverse track grooves, 130 cushion blocks, 140 covering plates, 150T-shaped sliding grooves, 200 transverse screws, 210 thread sections, 300 longitudinal screws, 310 conical fluted discs, 400 transverse sliding plates, 500 longitudinal sliding plates, 510 threads, 520 clamping arms, 530 pressing plates, 600 transverse sliding seats, 700 longitudinal sliding seats and 710 rubber cushion blocks.
Detailed Description
Referring to fig. 1 to 3, a fixture of the present invention includes a square support plate 100, wherein the top surface of the square support plate is provided with two longitudinal rail grooves 110 and two transverse rail grooves 120, the two longitudinal rail grooves 110 and the two transverse rail grooves 120 are symmetrically arranged with respect to the top surface of the support plate 100, and a pad 130 for placing a workpiece is arranged in the middle of the top surface of the support plate 100. The transverse screw 200 is arranged at the bottom of the supporting plate 100, the transverse screw 200 is provided with two thread sections 210 with the same thread pitch but opposite thread directions, and the two thread sections 210 are respectively positioned under the two transverse track grooves 120; the two longitudinal screws 300 are arranged at the bottom of the supporting plate 100, the two longitudinal screws 300 are respectively positioned under the two longitudinal track grooves 110, the thread pitches on the two longitudinal screws 300 are the same but the screw directions are opposite, bevel gears are arranged at the opposite ends of the two longitudinal screws 300, and the bevel gears of the two longitudinal screws 300 are in transmission connection through a bevel gear disc 310; the device also comprises two transverse sliding plates 400 which are positioned on the top surface of the supporting plate 100 and are respectively arranged corresponding to the two transverse track grooves 120, the top surface of the transverse sliding plates 400 is provided with clamping arms 520 for clamping workpieces, and the bottom surface of the transverse sliding plates 400 is provided with screw teeth 510 which are in screw connection with the screw thread sections 210 of the transverse screw rods 200; the two longitudinal sliding plates 500 are positioned on the top surface of the supporting plate 100 and are respectively arranged corresponding to the two longitudinal track grooves 110, the top surface of the longitudinal sliding plate 500 is provided with a clamping arm 520 for clamping a workpiece, and the bottom surfaces of the two longitudinal sliding plates 500 are respectively provided with a screw tooth 510 in screw connection with the two longitudinal screw rods 300; the top surface of the supporting plate 100 corresponds to the transverse sliding plate 400 and is provided with a transverse sliding plate limiting structure, the transverse sliding plate limiting structure limits the transverse sliding plate 400 in the vertical direction, the top surface of the supporting plate 100 corresponds to the longitudinal sliding plate 500 and is provided with a longitudinal sliding plate limiting structure, and the longitudinal sliding plate limiting structure limits the longitudinal sliding plate 500 in the vertical direction. The lateral slide plate limiting structure is a pressing plate 530 connected to the top surface of the supporting plate 100 and located at two sides of the lateral track groove 120, and the pressing plate 530 is fastened above the edge of the lateral slide plate 400; the limit structure of the longitudinal sliding plate is a pressing plate 530 connected to the top surface of the supporting plate 100 and located at two sides of the longitudinal rail groove 110, and the pressing plate 530 is fastened above the edge of the longitudinal sliding plate 500. The transverse sliding plate 400 slides by being attached to the upper surface of the supporting plate 100 through the transverse screw rod 200 below, the clamping arm 520 on the front transverse sliding plate 400 approaches from the front side, and the clamping wall on the rear transverse sliding plate 400 approaches from the rear side, and as the screw pitches of the two thread sections 210 of the transverse screw rod 200 are the same but the screw directions are opposite, the speeds of the two thread sections are the same, so that the automatic positioning in the front-rear direction is realized; the longitudinal sliding plate 500 slides by being attached to the upper surface of the supporting plate 100 by two longitudinal screws 300 at the lower part, the clamping arm 520 on the left lateral sliding plate 400 approaches from the left side, and the clamping arm on the right lateral sliding plate 400 approaches from the right side, and the two longitudinal screws 300 are connected with the bevel gear plate 310 by bevel gears, so that the two longitudinal screws have the same speed, and the automatic positioning in the left-right direction is realized.
As shown in fig. 2, the bevel disk 310 is located below the transverse screw 200, and further comprises a cover 140, wherein the cover 140 is connected to the bottom surface of the supporting plate 100 and covers the bevel disk 310, and opposite ends of the two longitudinal screws 300 extend into the cover 140. The screw rod and the screw teeth 510 on the bottom surface of the sliding plate have self-locking property, so that the clamping arms 520 on the longitudinal and transverse sliding plates can clamp the workpiece.
In this embodiment, the workpiece clamping device further comprises two transverse sliding carriages 600 and two longitudinal sliding carriages 700, wherein the two transverse sliding carriages 600 are symmetrically arranged in the left-right direction at the center of the top surface of the supporting plate 100, the transverse sliding carriages 600 can transversely move on the supporting plate 100, and the transverse sliding carriages 600 are provided with yielding channels corresponding to the clamping arms 520 on the transverse sliding plate 400, so that the transverse sliding carriages 600 can clamp the workpiece in the left-right direction, and the clamping force is better provided; the two longitudinal sliding bases 700 are symmetrically arranged in front and back with respect to the center of the top surface of the supporting plate 100, the longitudinal sliding bases 700 can move transversely on the supporting plate 100, and the longitudinal sliding bases 700 are provided with yielding channels corresponding to the clamping arms 520 on the longitudinal sliding plates 500, so that the longitudinal sliding bases 700 can clamp workpieces in front and back directions, and clamping force is better provided. Rubber cushion blocks 710 are arranged on opposite sides of the tops of the two transverse sliding seats 600, and rubber cushion blocks 710 are arranged on opposite sides of the tops of the two longitudinal sliding seats 700, so that clamping marks on the surface of a workpiece after clamping are prevented. T-shaped sliding blocks are arranged on two sides of the bottom surface of the transverse sliding seat 600 on the top surface of the supporting plate 100, T-shaped sliding grooves 150 are arranged on two sides of the transverse track groove 120 on the top surface of the supporting plate 100, T-shaped sliding blocks are arranged on two sides of the bottom surface of the longitudinal sliding seat 700, T-shaped sliding grooves 150 are arranged on two sides of the longitudinal track groove 110 on the top surface of the supporting plate 100, and the T-shaped sliding blocks are in sliding clamping connection with the T-shaped sliding grooves 150, so that the transverse sliding seat and the longitudinal sliding seat can transversely move on the supporting plate 100; the bottom surface of the transverse slide 600 is further provided with a transverse slide locking structure, the bottom surface of the longitudinal slide 700 is further provided with a longitudinal slide locking structure, and the slide locking structure provides clamping force for clamping a workpiece for the slide, and the slide locking structure comprises a pressing block and a screw.
In this embodiment, the end surface of the transverse screw 200 has a regular hexagonal counter bore, and the outer end surface of the longitudinal screw 300 is provided with a regular hexagonal counter bore.
A method of using the clamp; rotating the long screw rod, enabling the front side sliding plate to approach and clamp the workpiece from the front side, enabling the rear side sliding plate to approach and clamp the workpiece from the rear side, enabling the speed of the front side sliding plate and the rear side sliding plate to be the same, and achieving automatic centering in the front-rear direction; the left slide plate is close to and clamps the workpiece, the right slide plate is close to and clamps the workpiece, the speeds of the two are the same, and the automatic centering is realized in the left-right direction. Rectangular pieces and elliptical pieces can be clamped, centering time in two directions is saved, coordinates of a workpiece on the supporting plate 100 can be obtained, meanwhile, the size of the workpiece can be calculated through the moving distance of the sliding plate, data are fed back to the CAM system, production efficiency is improved, and the CAM system is better applied to numerical control machining.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.
Claims (5)
1. A clamp, comprising:
the top surface of the square supporting plate is provided with two longitudinal track grooves and two transverse track grooves, and the two longitudinal track grooves and the two transverse track grooves are symmetrically arranged at the center of the top surface of the supporting plate;
the transverse screw is arranged at the bottom of the supporting plate and is provided with two thread sections with the same thread pitch but opposite thread directions, and the two thread sections are respectively positioned right below the two transverse track grooves;
the two longitudinal screws are arranged at the bottom of the supporting plate, are respectively positioned under the two longitudinal track grooves, have the same thread pitch but opposite thread directions, and are in transmission connection through a bevel gear disc;
the two transverse sliding plates are positioned on the top surface of the supporting plate and are respectively arranged corresponding to the two transverse track grooves, the top surface of the transverse sliding plates is provided with clamping arms for clamping workpieces, and the bottom surface of the transverse sliding plates is provided with screw teeth which are in threaded connection with the thread sections of the transverse screw rods;
the two longitudinal sliding plates are positioned on the top surface of the supporting plate and are respectively arranged corresponding to the two longitudinal track grooves, the top surface of the longitudinal sliding plates is provided with clamping arms for clamping workpieces, and the bottom surfaces of the two longitudinal sliding plates are respectively provided with screw teeth in threaded connection with the two longitudinal screw rods;
the top surface of the supporting plate is provided with a transverse slide plate limiting structure corresponding to the transverse slide plate, the transverse slide plate limiting structure limits the transverse slide plate in the vertical direction, the top surface of the supporting plate is provided with a longitudinal slide plate limiting structure corresponding to the longitudinal slide plate, the longitudinal slide plate limiting structure limits the longitudinal slide plate in the vertical direction,
the bevel gear disk is positioned below the transverse screw rod and also comprises a cover which is connected to the bottom surface of the supporting plate and covers the bevel gear disk, the opposite ends of the two longitudinal screw rods extend into the cover,
the screw rod and the screw teeth on the bottom surface of the sliding plate have self-locking property,
the transverse slide plate limiting structure is a pressing plate which is connected to the top surface of the supporting plate and positioned at two sides of the transverse track groove, and the pressing plate is buckled above the edge of the transverse slide plate; the longitudinal slide plate limiting structure is a pressing plate which is connected to the top surface of the supporting plate and positioned at two sides of the longitudinal track groove, the pressing plate is buckled above the edge of the longitudinal slide plate,
the device also comprises two transverse sliding seats and two longitudinal sliding seats, wherein the two transverse sliding seats are symmetrically arranged in the left-right direction at the center of the top surface of the supporting plate, the transverse sliding seats can transversely move on the supporting plate, and the transverse sliding seats are provided with abdication channels corresponding to clamping arms on the transverse sliding plates; the two longitudinal sliding seats are symmetrically arranged in front and back along the center of the top surface of the supporting plate, the longitudinal sliding seats can transversely move on the supporting plate, the longitudinal sliding seats are provided with abdication channels corresponding to the clamping arms on the longitudinal sliding plates,
t-shaped sliding blocks are arranged on two sides of the bottom surface of the transverse sliding seat, T-shaped sliding grooves are formed in two sides of the transverse track groove on the top surface of the supporting plate, T-shaped sliding blocks are arranged on two sides of the bottom surface of the longitudinal sliding seat, T-shaped sliding grooves are formed in two sides of the longitudinal track groove on the top surface of the supporting plate, and the T-shaped sliding blocks are in sliding clamping connection with the T-shaped sliding grooves; the bottom surface of the transverse sliding seat is also provided with a transverse sliding seat locking structure, and the bottom surface of the transverse sliding seat is also provided with a longitudinal sliding seat locking structure.
2. A clamp as defined in claim 1, wherein: the transverse sliding plate and the longitudinal sliding plate are attached to the upper surface of the supporting plate to slide.
3. A clamp as defined in claim 2, wherein: the end face of the transverse screw is provided with a regular hexagon counter bore, and the outer end face of the longitudinal screw is provided with a regular hexagon counter bore.
4. A clamp as claimed in claim 3, wherein: the middle part of the top surface of the supporting plate is provided with a cushion block for placing a workpiece.
5. A clamp as defined in claim 1, wherein: rubber cushion blocks are arranged on the opposite sides of the tops of the two transverse sliding seats, and rubber cushion blocks are arranged on the opposite sides of the tops of the two longitudinal sliding seats.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810981515 | 2018-08-27 | ||
| CN2018109815152 | 2018-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109514304A CN109514304A (en) | 2019-03-26 |
| CN109514304B true CN109514304B (en) | 2024-02-27 |
Family
ID=65796597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811552991.9A Active CN109514304B (en) | 2018-08-27 | 2018-12-18 | Clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109514304B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076596A (en) * | 2019-05-23 | 2019-08-02 | 西北工业大学 | Composite laminated plate Milling Process special fixture |
| CN110000584B (en) * | 2019-05-27 | 2024-04-12 | 吉林大学 | Cross bevel gear transmission, worm gear self-locking bidirectional centering clamp |
| CN111002073B (en) * | 2020-01-03 | 2021-03-09 | 杨顺水 | Workpiece positioning frame |
| CN114101760A (en) * | 2020-08-31 | 2022-03-01 | 靖州县新球实业有限责任公司 | Automatic change ore processing with ore clamping device who mills equipment |
| CN112170615B (en) * | 2020-09-17 | 2022-04-12 | 江阴天田真空设备制造有限公司 | A novel workstation for centre bore processing |
| CN112548614B (en) * | 2020-11-03 | 2022-06-14 | 吴江市富明机械有限公司 | A equipment for accessory production |
| CN112846614A (en) * | 2020-12-31 | 2021-05-28 | 太仓世钟汽车配件有限公司 | Plate welding device for exhaust pipe shell body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5501437A (en) * | 1992-07-06 | 1996-03-26 | Kisslig; Heinz | Adapter for use with clamping devices on multi-hole-machine-tool workpiece tables |
| CN102935536A (en) * | 2012-11-27 | 2013-02-20 | 常熟泓淋电子有限公司 | Clamp rotating and clamping device of automatic tin wetting machine |
| CN203695798U (en) * | 2014-01-20 | 2014-07-09 | 章新机械工业股份有限公司 | Punch press feed mechanism |
| CN206084970U (en) * | 2016-08-29 | 2017-04-12 | 成都科创诺商贸有限公司 | Manual assembly clamping workstation |
| CN209477762U (en) * | 2018-08-27 | 2019-10-11 | 华侨大学 | A kind of fixture |
-
2018
- 2018-12-18 CN CN201811552991.9A patent/CN109514304B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5501437A (en) * | 1992-07-06 | 1996-03-26 | Kisslig; Heinz | Adapter for use with clamping devices on multi-hole-machine-tool workpiece tables |
| CN102935536A (en) * | 2012-11-27 | 2013-02-20 | 常熟泓淋电子有限公司 | Clamp rotating and clamping device of automatic tin wetting machine |
| CN203695798U (en) * | 2014-01-20 | 2014-07-09 | 章新机械工业股份有限公司 | Punch press feed mechanism |
| CN206084970U (en) * | 2016-08-29 | 2017-04-12 | 成都科创诺商贸有限公司 | Manual assembly clamping workstation |
| CN209477762U (en) * | 2018-08-27 | 2019-10-11 | 华侨大学 | A kind of fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109514304A (en) | 2019-03-26 |
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