CN114193349A - Manual clamping and releasing device - Google Patents
Manual clamping and releasing device Download PDFInfo
- Publication number
- CN114193349A CN114193349A CN202111347798.3A CN202111347798A CN114193349A CN 114193349 A CN114193349 A CN 114193349A CN 202111347798 A CN202111347798 A CN 202111347798A CN 114193349 A CN114193349 A CN 114193349A
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- CN
- China
- Prior art keywords
- fixing
- pawl
- clamping
- fixed seat
- pawl mechanism
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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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a manual clamping and releasing device, which comprises: the releaser comprises two handles which are symmetrically arranged, and an elastic component is arranged between the two handles to enable the two handles to be close to each other; one end of each of the two handles is fixedly provided with symmetrical release pins; the clamping device comprises a fixed seat, the fixed seat is cylindrical, a pawl mechanism is inserted in the fixed seat, and a spring is arranged between the pawl mechanism and the fixed seat, so that the pawl mechanism can float in the fixed seat; the end part of the pawl mechanism is provided with two jacks for matching with the release pins; the end part of the fixing part is provided with a contracted conical head part, so that the conical head part is inserted into the pawl mechanism; the outer side wall of the fixing part is provided with a clamping pin, so that the clamping pin is matched with the fixing seat of the clamp holder.
Description
Technical Field
The invention relates to the technical field of clamping devices, in particular to a manual clamping and releasing device.
Background
The automatic technology is widely applied to the aspects of industry, agriculture, military, scientific research, transportation, commerce, medical treatment, service, families and the like, can liberate people from heavy physical labor, partial mental labor and severe and dangerous working environments, can expand the functions of organs of people, greatly improves the labor productivity, needs to be locked when parts of automatic equipment are machined, usually needs to be fixed from a cylinder by friction force when the outer surface and the circumferential side surface of a cylindrical part are integrally machined, is not suitable for an automatic clamping device due to the process and operation, and is difficult to position and clamp the workpiece.
Disclosure of Invention
The invention aims to provide a manual clamping and releasing device.
In order to achieve the above object, the present invention employs the following:
a manual clamping and release device comprising: the releaser comprises two handles which are symmetrically arranged, and an elastic component is arranged between the two handles to enable the two handles to be close to each other; one end of each of the two handles is fixedly provided with symmetrical release pins;
the clamping device comprises a fixed seat, the fixed seat is cylindrical, a pawl mechanism is inserted in the fixed seat, and a spring is arranged between the pawl mechanism and the fixed seat, so that the pawl mechanism can float in the fixed seat; the end part of the pawl mechanism is provided with two jacks for matching with the release pins;
the end part of the fixing part is provided with a contracted conical head part, so that the conical head part is inserted into the pawl mechanism; the outer side wall of the fixing part is provided with a clamping pin, so that the clamping pin is matched with the fixing seat of the clamp holder.
The detachable design, when fixed part and holder cooperation centre gripping work piece, the releaser can leave the holder, is convenient for process the work piece, reduces the area that the releaser took up.
Preferably, the handle of the releaser is provided with baffles extending inwards from two sides. The picking degree of the remover is increased, so that the force bearing area is larger when the palm holds the remover.
Preferably, the elastic component comprises a fixed block, two cylindrical channels are arranged on the fixed block, elastic blocks are inserted into two ends of each cylindrical channel, and an elastic spring is arranged between the two elastic blocks in the same cylindrical channel; the outer end of the elastic block is fixedly connected to the grip.
The design of the elastic block can ensure the stability of the two grips when the two grips are close to each other.
Preferably, the elastic block is provided with a strip-shaped slot for limiting the stroke, and the strip-shaped slot is matched with the clamping block in the cylindrical channel.
Preferably, the pawl mechanism comprises a pawl fixing seat, a cavity used for mounting the pawls is formed in the pawl fixing seat, the cavity is communicated with the insertion holes, the two pawls are arranged in the cavity through two fixing shafts, a pawl reset spring is arranged between one ends, corresponding to the insertion holes, of the two pawls, the two pawls are matched with the conical head part of the fixing part, and pins are arranged on the outer surface of the pawl fixing seat and clamped on the inner side wall of the fixing seat.
Preferably, the lower end of the fixing seat is provided with a first fixing groove for matching with a workpiece and a second fixing groove for matching with the fixing part.
The pawl mechanism utilizes a lever principle, two pawls are tightly buckled on the conical head part from two directions, and the pawls provide a vertical locking force for a workpiece.
Preferably, the fixture comprises a fixing table connected to the fixing portion, the center of the fixing table is recessed inwards to form a positioning cavity for mounting a workpiece, and the bottom of the positioning cavity is provided with a plurality of bolt holes and a positioning pin in an inserting mode.
The invention has the following advantages:
1. this application is fixed the work piece from inside through the holder, has created the processing space for outside work piece processingequipment, and the stability of having guaranteed simultaneously has improved the machining precision. Compared with the traditional fixing mode, the sliding of the workpiece during processing is avoided, and the workpiece is further damaged.
2. The application's releaser can be opened the holder fast, relieves the locking.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic view of a manual clamping and release device of the present invention in operation.
Fig. 2 is a schematic view of the entire structure of a manual clamping and releasing device of the present invention when a workpiece is removed.
FIG. 3 is a schematic view of a manual clamping and release device remover of the present invention.
FIG. 4 is a schematic view of the internal structure of a manual clamping and releasing device remover according to the present invention.
FIG. 5 is a side view of a manual clamping and release device remover of the present invention.
FIG. 6 is a top view of a manual clamping and release device remover of the present invention.
FIG. 7 is a schematic view of a manual clamping and release device of the present invention showing the construction of a remover for removal during operation.
FIG. 8 is a schematic view of a manual clamping and releasing device holder of the present invention.
FIG. 9 is a schematic view of the construction of a manual clamp and release device detent mechanism of the present invention.
FIG. 10 is a schematic view of the internal structure of a manual clamping and release device pawl mechanism of the present invention.
FIG. 11 is a schematic view of a fixing portion of a manual clamping and releasing device of the present invention.
FIG. 12 is a schematic view of a fixing table of a manual clamping and releasing device of the present invention.
FIG. 13 is a schematic view of a fixing base of the manual clamping and releasing device of the present invention.
In the figures, the various reference numbers are:
1-releaser, 101-handle, 1011-baffle, 102-elastic component, 1021-fixed block, 1022-cylindrical channel, 1023-elastic block, 10231-strip slot, 1024-elastic spring, 103-release pin, 2-gripper, 201-fixed seat, 2011-first fixed slot, 2012-second fixed slot, 202-pawl mechanism, 2021-jack, 2022-pawl fixed seat, 2023-cavity, 2024-pawl, 2025-fixed shaft, 2026-pawl return spring, 203-spring, 204-pin, 3-fixed part, 301-cone part, 302-clamping pin, 4-fixed table, 401-positioning cavity, 402-bolt hole, 403-positioning pin.
Detailed Description
In order to more clearly illustrate the invention, the invention is further described below in connection with preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 13, a manual clamping and releasing device includes: the remover 1 comprises two symmetrically arranged grips 101, and an elastic component 102 is arranged between the two grips 101 to enable the two grips 101 to approach each other; one end of each of the two grips 101 is fixedly provided with symmetrical release pins 103; namely, the elastic component simultaneously plays the roles of resetting the two grips and keeping the distance between the two grips.
It should be noted that when the two grips are close to each other to a minimum distance, there is still a certain distance between the two pins.
Baffle 1011 extends inwardly from both sides of grip 101 of remover 1. The comfort level of the remover is increased, and the force bearing area is larger when the palm holds the remover. The elastic component 102 comprises a fixed block 1021, two cylindrical channels 1022 are arranged on the fixed block 1021, elastic blocks 1023 are inserted into two ends of each cylindrical channel 1022, and an elastic spring 1024 is arranged between the two elastic blocks 1023 in the same cylindrical channel 1022; the outer end of the elastic block 1023 is fixedly connected to the grip 101.
The design of the elastic block can ensure the stability of the two grips when the two grips are close to each other. The above-mentioned design of the elastic component can be replaced by other elastic devices, which also belong to the protection scope of the present application.
The elastic block 1023 is provided with a strip-shaped slot 10231 for limiting the stroke and is matched with a clamping block in the cylindrical channel 1022, as shown in fig. 6, the four elastic blocks are provided with strip-shaped slots which can ensure the motion stroke of the handle, and obviously, the length of the strip-shaped slot is related to the opening angle of the pawl.
As seen in connection with FIGS. 3-6, the grip of the present application is capable of one-handed use, allowing the worker's other hand to continue to operate the remaining instruments.
The holder 2 comprises a fixed seat 201, the fixed seat 201 is cylindrical, a pawl mechanism 202 is inserted into the fixed seat 201, and a spring 203 is arranged between the pawl mechanism 202 and the fixed seat 201, so that the pawl mechanism 202 can float in the fixed seat 201; the end of the pawl mechanism 202 is provided with two insertion holes 2021 for matching with release pins;
as shown in fig. 7, when a workpiece is machined, the side surface and the upper surface need to be machined at the same time, the machining equipment is large, the required working space is large, the fixing space reserved for the workpiece is small, the workpiece can be fixed from the center of the workpiece through the clamping of the fixing seat and the fixing part, and a space is reserved for the external machining of the workpiece.
The pawl mechanism 202 includes a pawl fixing seat 2022, a cavity 2023 for mounting the pawl 2024 is opened inside the pawl fixing seat 2022, the cavity 2023 is communicated with the insertion hole 2021, the two pawls 2024 are disposed in the cavity 2023 through two fixing shafts 2025, a pawl return spring 2026 is disposed between one ends of the two pawls 2024 corresponding to the insertion hole 2021, so that the two pawls 2024 are fitted to the tapered end portion 301 of the fixing portion 3, and a pin 204 is disposed on the outer surface of the pawl fixing seat 2022 and engaged with the inner side wall of the fixing seat 201. The lower end of the fixing seat 201 is provided with a first fixing groove 2011 used for matching a workpiece and a second fixing groove 2012 used for matching the fixing part 3.
The pawl mechanism utilizes a lever principle, two pawls are tightly buckled on the conical head part from two directions, and the pawls provide a vertical locking force for a workpiece. As shown in fig. 8-10, the detent mechanism can better engage the fixed portion.
It should be noted that the number of the releasers, the holders and the fixing parts in the present application is not one to one, and usually the releasers are equipped with the number of workers, that is, each worker has one releaser, the holders and the fixing parts are equipped with the number of the workpieces to be processed, that is, how many workpieces are processed simultaneously in the process, and how many holders and fixing parts are equipped.
The end part of the fixing part 3 is provided with a contracted conical head part 301, so that the conical head part 301 is inserted into the pawl mechanism 202; the outer side wall of the fixing part 3 is provided with a clamping pin 302, so that the clamping pin 302 is matched with the fixed seat 201 of the clamp 2.
The detachable design, when fixed part and holder cooperation centre gripping work piece, the releaser can leave the holder, is convenient for process the work piece, reduces the area that the releaser took up.
The fixture comprises a fixing table 4 connected to a fixing part, wherein the center of the fixing table 4 is inwards recessed to form a positioning cavity 401 for mounting a workpiece, and the bottom of the positioning cavity 401 is provided with a plurality of bolt holes 402 and a positioning pin 403 in an inserting mode.
The number of bolt holes 402 in this application is five.
The working principle of the application is as follows:
the workpiece is sleeved on the fixing portion, when the workpiece needs to be clamped, the clamping device penetrates through the workpiece to be pressed downwards, the pawl clamps the conical head portion under the action of the return spring, and the workpiece is clamped firmly. When it is desired to unclamp, a disabler of the device is utilized. The releasing pin of the releaser is inserted into the jack, the pawl is pushed to rotate around the hinge pin, and the pawl is opened to pull out the clamping device to release clamping.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (7)
1. A manual clamping and release device, comprising:
the releaser comprises two handles which are symmetrically arranged, and an elastic component is arranged between the two handles to enable the two handles to be close to each other; one end of each of the two handles is fixedly provided with symmetrical release pins;
the clamping device comprises a fixed seat, the fixed seat is cylindrical, a pawl mechanism is inserted in the fixed seat, and a spring is arranged between the pawl mechanism and the fixed seat, so that the pawl mechanism can float in the fixed seat; the end part of the pawl mechanism is provided with two jacks for matching with the release pins;
the end part of the fixing part is provided with a contracted conical head part, so that the conical head part is inserted into the pawl mechanism; the outer side wall of the fixing part is provided with a clamping pin, so that the clamping pin is matched with the fixing seat of the clamp holder.
2. The manual clamping and release device of claim 1, wherein said release handle includes a stop extending inwardly from each side of said release handle.
3. The manual clamping and releasing device as claimed in claim 1, wherein the elastic assembly comprises a fixed block, two cylindrical channels are formed on the fixed block, elastic blocks are inserted into two ends of each cylindrical channel, and an elastic spring is arranged between the two elastic blocks in the same cylindrical channel; the outer end of the elastic block is fixedly connected to the grip.
4. The manual clamping and releasing device as claimed in claim 3, wherein the resilient block is formed with a slot for limiting the stroke and engaging with a detent in the cylindrical channel.
5. The manual clamping and releasing device as claimed in claim 1, wherein the pawl mechanism includes a pawl holder, a cavity for mounting the pawl is formed in the pawl holder, the cavity is communicated with the insertion hole, the two pawls are disposed in the cavity through two fixing shafts, a pawl return spring is disposed between ends of the two pawls corresponding to the insertion hole, the two pawls are fitted to the tapered end of the fixing portion, and a pin is disposed on an outer surface of the pawl holder and engaged with an inner sidewall of the holder.
6. The manual clamping and releasing device as claimed in claim 1, wherein the lower end of the fixing base is formed with a first fixing groove for engaging the workpiece and a second fixing groove for engaging the fixing portion.
7. The manual clamping and releasing device as claimed in claim 1, further comprising a fixing table connected to the fixing portion, wherein the center of the fixing table is recessed inward to form a positioning cavity for mounting a workpiece, and a plurality of bolt holes are formed in the bottom of the positioning cavity and a positioning pin is inserted into the positioning cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111347798.3A CN114193349B (en) | 2021-11-15 | 2021-11-15 | Manual clamping and releasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111347798.3A CN114193349B (en) | 2021-11-15 | 2021-11-15 | Manual clamping and releasing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114193349A true CN114193349A (en) | 2022-03-18 |
| CN114193349B CN114193349B (en) | 2023-07-11 |
Family
ID=80647498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111347798.3A Active CN114193349B (en) | 2021-11-15 | 2021-11-15 | Manual clamping and releasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114193349B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090324325A1 (en) * | 2006-12-04 | 2009-12-31 | Juergen Seigel | Device for locking a vehicle seat |
| CN201385225Y (en) * | 2009-04-01 | 2010-01-20 | 大连机床集团有限责任公司 | Chuck-type centering clamping device |
| CN103287992A (en) * | 2013-06-24 | 2013-09-11 | 安徽柳工起重机有限公司 | Counterweight dismounting and mounting device for automobile crane |
| CN203843725U (en) * | 2014-04-30 | 2014-09-24 | 成都海凌达机械有限公司 | Clamping mechanism used for installing grader tire |
| CN105905802A (en) * | 2016-06-16 | 2016-08-31 | 苗运杰 | Electromagnetic rail clamping device |
| US20170165801A1 (en) * | 2015-12-10 | 2017-06-15 | Hsu-Pin Chuang | Float type clamping mechanism |
| CN108331234A (en) * | 2018-01-24 | 2018-07-27 | 江苏南通三建建筑装饰有限公司 | A kind of modularization assembled ceiling structure |
| CN213536509U (en) * | 2020-10-29 | 2021-06-25 | 麦格纳动力总成(江西)有限公司 | Clamping mechanism |
| CN113598897A (en) * | 2021-07-14 | 2021-11-05 | 北京理工大学 | Electric control quick release type puncture needle clamping device |
-
2021
- 2021-11-15 CN CN202111347798.3A patent/CN114193349B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090324325A1 (en) * | 2006-12-04 | 2009-12-31 | Juergen Seigel | Device for locking a vehicle seat |
| CN201385225Y (en) * | 2009-04-01 | 2010-01-20 | 大连机床集团有限责任公司 | Chuck-type centering clamping device |
| CN103287992A (en) * | 2013-06-24 | 2013-09-11 | 安徽柳工起重机有限公司 | Counterweight dismounting and mounting device for automobile crane |
| CN203843725U (en) * | 2014-04-30 | 2014-09-24 | 成都海凌达机械有限公司 | Clamping mechanism used for installing grader tire |
| US20170165801A1 (en) * | 2015-12-10 | 2017-06-15 | Hsu-Pin Chuang | Float type clamping mechanism |
| CN105905802A (en) * | 2016-06-16 | 2016-08-31 | 苗运杰 | Electromagnetic rail clamping device |
| CN108331234A (en) * | 2018-01-24 | 2018-07-27 | 江苏南通三建建筑装饰有限公司 | A kind of modularization assembled ceiling structure |
| CN213536509U (en) * | 2020-10-29 | 2021-06-25 | 麦格纳动力总成(江西)有限公司 | Clamping mechanism |
| CN113598897A (en) * | 2021-07-14 | 2021-11-05 | 北京理工大学 | Electric control quick release type puncture needle clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114193349B (en) | 2023-07-11 |
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