CN201338154Y - Screw clamp type electric welding pliers - Google Patents
Screw clamp type electric welding pliers Download PDFInfo
- Publication number
- CN201338154Y CN201338154Y CNU2008201706515U CN200820170651U CN201338154Y CN 201338154 Y CN201338154 Y CN 201338154Y CN U2008201706515 U CNU2008201706515 U CN U2008201706515U CN 200820170651 U CN200820170651 U CN 200820170651U CN 201338154 Y CN201338154 Y CN 201338154Y
- Authority
- CN
- China
- Prior art keywords
- jaw
- sheath body
- handle
- upper jaw
- connection block
- Prior art date
- 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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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses screw clamp type electric welding pliers, which comprises a handle (11), an upper jaw (2) and a jaw sleeve shell (5). The inside of the handle (11) is connected with a connecting seat (10); the periphery of the handle (11) is limited; the inside of the jaw sleeve shell (5) is embedded with a lower jaw connecting block (1); the lower jaw connecting block (1) is connected with the connecting seat (10) through threads; the inside of the connecting seat (10) is provided with a knockout rod (9); the lower end of the knockout rod (9) closely props against the bottom of a screw hole on the connecting seat (10); the upper end of the knockout rod (9) closely props against the tail part of the upper jaw (2); the upper jaw (2) is connected in the jaw sleeve shell (5) in a rotating way; and a reset spring (4) is arranged between the upper jaw (2) and the jaw sleeve shell (5). With the structure, the utility model prevents the phenomenon in the prior art that the welding rod can fall off the jaw due to the long-term use of the electric welding pliers, thereby greatly improving the production efficiency and safety performance.
Description
Technical field
The utility model relates to a kind of soldering appliance, specifically is a kind of screw clamp compact form electrode holders.
Background technology
At present, known electrode holders are to be formed by combining by jaw and guard shield, curved handle, handle and spring, its upper jaw connects curved, spring is installed between curved handle and the handle, being one, it is to finish by the opposite force that spring-supported elastic force produces that upper and lower jaw clamps welding rod to upper jaw with curved.But there is following shortcoming in this electrode holders: the long-time use, the elastic force of spring can reduce gradually and cause upper and lower jaw not enough to the chucking power of welding rod.Will produce two kinds of consequences like this: the one, operating personnel's welding rod in welding process drops and haves no alternative but quit work, and therefore can reduce production efficiency greatly.The 2nd, the electrode holders temperature is raise scalds hand, can between welding rod and soldering turret, produce spark in the time of seriously and injure operating personnel.
The utility model content
Technical problem to be solved in the utility model is, provides a kind of chucking power to welding rod big, can enhance productivity greatly and the screw clamp compact form electrode holders of security performance.
For solving the problems of the technologies described above, a kind of screw clamp compact form electrode holders that the utility model provides, comprise handle, upper jaw, jaw sheath body, described upper jaw is connected in the jaw sheath body, be connected with Connection Block in the described handle and circumferentially spacing, also be embedded with the lower jaw contiguous block in the described jaw sheath body, described lower jaw contiguous block is threaded with Connection Block; Sliding fit has push rod in the described lower jaw contiguous block, and the lower end of push rod pushes against in the bottom of Connection Block screwed hole, and the upper end pushes against the afterbody at upper jaw; Described upper jaw is connected in the jaw sheath body, is meant that described upper jaw is rotatably connected in the jaw sheath body, is provided with back-moving spring between upper jaw and the jaw sheath body.
After adopting above structure, the utility model compared with prior art, have the following advantages: because upper jaw is to be rotatably connected in the jaw sheath body, and the afterbody of upper jaw is withstood by push rod, and the lower end of push rod pushes against the bottom at the Connection Block screwed hole, the described lower jaw contiguous block Connection Block interior with being connected handle is threaded simultaneously, therefore when turning handle, be equivalent to interior Connection Block of handle and lower jaw contiguous block for the helical movement, be that the lower jaw contiguous block is done downward motion with respect to Connection Block, push rod is just done the upwards action on top with respect to the lower jaw contiguous block like this, so upper jaw utilizes the just down motion of its jaw place of lever principle, thereby clamping welding rod, like this along with revolving on the handle, jaw is just big more to the clamping force of welding rod, avoids the prior art electrode holders time to grow welding rod and also can not produce from the phenomenon that jaw drops out, thereby enhance productivity greatly and security performance.
As improvement, described upper jaw is rotatably connected in the jaw sheath body, is meant in the jaw sheath body to be fixed with straight pin, and described upper jaw middle part is rotatably connected with straight pin.Adopt this structure, make structure simpler.
As further improvement, also be provided with spring in described handle top and the inner chamber, the upper end of described spring pushes against by the lower surface of packing ring and jaw sheath body, and outstanding ring upper surface inwardly outstanding in lower end and the handle pushes against.Adopt this structure, making has a power of repelling each other between handle and the jaw sheath body, prevent that handle from up running.
As further improving, be connected with Connection Block in the described handle and circumferential spacing being meant, the top of Connection Block is provided with the step cutting pattern that cooperates with outstanding ring, the bottom is a hexagonal prism, intracavity of handle part cross section is the hexagon that matches accordingly.Adopt this syndeton, make Connection Block more simple and convenient with being connected of handle.
Description of drawings
Shown in the drawings is the sectional structure schematic diagram of the utility model screw clamp compact form electrode holders.
Wherein: 1, lower jaw contiguous block; 2, upper jaw; 3, straight pin; 4, plate shape spring; 5, jaw sheath body; 6, jump ring; 7, packing ring; 8, spring; 9, push rod; 10, Connection Block; 11, handle, 12, raised ring; 13, step.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done explanation in further detail.
By the sectional structure schematic diagram of the utility model screw clamp compact form electrode holders shown in the drawings as can be known, it comprises handle 11, upper jaw 2, jaw sheath body 5, described upper jaw 2 is connected in the jaw sheath body 5, be connected with Connection Block 10 in the described handle 11 and circumferentially spacing, the top that is Connection Block 10 is provided with and outstanding ring 12 step cutting patterns that cooperate 13, the bottom is a hexagonal prism, and corresponding handle 11 inner chamber part cross sections are the hexagon that matches.Also be embedded with lower jaw contiguous block 1 in the described jaw sheath body 5, described lower jaw contiguous block 1 is threaded with Connection Block 10.Sliding fit has push rod 9 in the described lower jaw contiguous block 1, and the lower end of push rod 9 pushes against in the bottom of Connection Block 10 screwed holes, and the upper end pushes against the afterbody at upper jaw 2.Described upper jaw 2 is connected in the jaw sheath body 5, is meant that described upper jaw 2 is rotatably connected in jaw sheath body 5, is fixed with straight pin 3 in the upper jaw sheath body 5, and described upper jaw 2 middle parts and straight pin 3 are rotatably connected.Be provided with back-moving spring 4 between jaw 2 and the jaw sheath body 5.Also be provided with spring 8 in described handle 11 tops and the inner chamber, the upper end of described spring 8 pushes against by the lower surface of packing ring 7 with jaw sheath body 5, and outstanding ring 12 upper surfaces inwardly outstanding in lower end and the handle 11 push against.
Described jaw sheath body 5 is divided into left jaw sheath body and right jaw sheath body, and is equipped with groove on the outer surface of left and right sides jaw sheath body, and card has jump ring 6 in the described groove.After adopting this structure, make the parts installation in the jaw sheath body more convenient, the connection of left and right sides jaw sheath body is more firm simultaneously.
This screw clamp compact form electrode holders are when assembling, earlier upper jaw 2 is connected in the right jaw sheath body 5 by straight pin 3, the top of upper jaw 2 pushes against on right jaw sheath body 5 with plate shape spring 4, and the opening of plate shape spring 4 then embeds lower jaw contiguous block 1 towards the afterbody of upper jaw 2.The left jaw sheath body 5 that closes then, the groove on the outer surface of left and right sides jaw sheath body 5 is embedded in jump ring 6, and this moment, lower jaw contiguous block 1 lower end threaded portion just was exposed at outside the jaw sheath body 5.Then be inserted in packing ring 7, spring 8, in lower jaw contiguous block 1 centre bore, insert push rod 9 again, be screwed into the Connection Block 10 and the handle 11 that have assembled then.Because Connection Block 10 and handle 11 utilize cooperating of raised ring 12 and step 13, and the bottom of Connection Block 10 is that hexagon cooperates with handle 11 inner chambers, makes when being screwed into Connection Block 10, and the handle 11 outside need rotating gets final product.
When needs clamp welding rod, only needing that handle 11 is driven Connection Block 10 up twists, lower jaw contiguous block 1 drives down motion of jaw sheath body 5, this moment, push rod 9 relative lower jaw contiguous blocks 1 up moved, the afterbody that holds out against upper jaw 2 up moves, and plate shape spring 4 makes the afterbody of upper jaw 2 and push rod 9 remain the state of pushing against simultaneously.At straight pin 3 is in the rotation of fulcrum, and the jaw position of upper jaw 2 is down motion just, thereby clamps welding rod.Handle 11 up revolves more, and the clamping force of 2 pairs of welding rods of upper jaw is just big more.
The utility model screw clamp compact form electrode holders are not limited to described structure, wherein being connected of Connection Block 10 and handle 11, can making hexagon with step 13 at raised ring 12 and cooperate, and Connection Block 10 bottoms are circular the cooperation with handle 11 inner chambers; Can also be to be the bottom of Connection Block 10 and handle 11 inner chambers that hexagon cooperates and does that quadrangularly cooperates or other polygons cooperate.More than these variations all fall within the utility model protection domain.
Claims (4)
1, a kind of screw clamp compact form electrode holders, comprise handle (11), upper jaw (2), jaw sheath body (5), described upper jaw (2) is connected in the jaw sheath body (5), it is characterized in that: be connected with Connection Block (10) in the described handle (11) and circumferentially spacing, also be embedded with lower jaw contiguous block (1) in the described jaw sheath body (5), described lower jaw contiguous block (1) is threaded with Connection Block (10); The interior sliding fit of described lower jaw contiguous block (1) has push rod (9), and the lower end of push rod (9) pushes against in the bottom of Connection Block (10) screwed hole, and the upper end pushes against the afterbody in upper jaw (2); Described upper jaw (2) is connected in the jaw sheath body (5), is meant that described upper jaw (2) is rotatably connected in jaw sheath body (5), is provided with back-moving spring (4) between upper jaw (2) and the jaw sheath body (5).
2, screw clamp compact form electrode holders according to claim 1, it is characterized in that: described upper jaw (2) is rotatably connected in jaw sheath body (5), be meant to be fixed with straight pin (3) in the jaw sheath body (5) that described upper jaw (2) middle part is rotatably connected with straight pin (3).
3, screw clamp compact form electrode holders according to claim 1, it is characterized in that: also be provided with spring (8) in described handle (11) top and the inner chamber, the upper end of described spring (8) pushes against by the lower surface of packing ring (7) with jaw sheath body (5), and outstanding ring (12) upper surface inwardly outstanding in lower end and the handle (11) pushes against.
4, according to claim 1 or 3 described screw clamp compact form electrode holders, it is characterized in that: be connected with Connection Block (10) in the described handle (11) and circumferential spacing being meant, the top of Connection Block (10) is provided with the step cutting pattern (13) that cooperates with outstanding ring (12), the bottom is a hexagonal prism, and corresponding handle (11) inner chamber part cross section is the hexagon that matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201706515U CN201338154Y (en) | 2008-12-23 | 2008-12-23 | Screw clamp type electric welding pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201706515U CN201338154Y (en) | 2008-12-23 | 2008-12-23 | Screw clamp type electric welding pliers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201338154Y true CN201338154Y (en) | 2009-11-04 |
Family
ID=41233689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201706515U Expired - Fee Related CN201338154Y (en) | 2008-12-23 | 2008-12-23 | Screw clamp type electric welding pliers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201338154Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962566A (en) * | 2012-12-14 | 2013-03-13 | 龙锁柱 | Welding clamp capable of rotationally clamping welding rod |
| CN104690405A (en) * | 2015-03-19 | 2015-06-10 | 张小亚 | Novel holder clamp |
-
2008
- 2008-12-23 CN CNU2008201706515U patent/CN201338154Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962566A (en) * | 2012-12-14 | 2013-03-13 | 龙锁柱 | Welding clamp capable of rotationally clamping welding rod |
| CN102962566B (en) * | 2012-12-14 | 2015-07-01 | 龙锁柱 | Welding clamp capable of rotationally clamping welding rod |
| CN104690405A (en) * | 2015-03-19 | 2015-06-10 | 张小亚 | Novel holder clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20131223 |