CN208234372U - Roll forging clamp - Google Patents
Roll forging clamp Download PDFInfo
- Publication number
- CN208234372U CN208234372U CN201820734294.4U CN201820734294U CN208234372U CN 208234372 U CN208234372 U CN 208234372U CN 201820734294 U CN201820734294 U CN 201820734294U CN 208234372 U CN208234372 U CN 208234372U
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- clamp
- roll forging
- section
- clamping
- tong arm
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Abstract
The utility model provides a roll forging clamp, it includes: a clamp base provided with a bracket; the middle parts of the two tong arms are rotationally connected through a rotating shaft, and the rotating shaft is arranged on the bracket; the front end of each clamp arm is provided with a clamping jaw; the clamping jaw is provided with a clamping section, an extension section, a flange section and a connecting section; the movable connecting fork is provided with a connecting piece; one end of the connecting piece is rotatably connected to the front end of the connecting fork, and the other end of the connecting piece is rotatably connected to the rear end of the clamp arm; and the stop block is fixedly arranged on the bracket and is arranged between the two extension sections. The utility model can reduce the clamping frequency of the clamp and prolong the service life of the device; the phenomenon of end face scratching is avoided, and the surface of a workpiece is protected from being damaged; the defect rate of fold lines and oxidation pits of the workpiece is reduced.
Description
Technical field
The utility model relates to a kind of roll forging clamps.
Background technique
In forging, it is necessary first to blank heating, the blank after high-temperature heating are then transported to forging press and forged
Pressure changes its physical attribute by applying pressure to blank when forging and stamping.Usually during forging and stamping, it is related to high temperature blank
The movement such as movement, overturning, the slightly bigger blank of volume is all to be moved by forging and pressing operating machine to blank in forging and stamping
The movements such as dynamic, overturning, and the blank that corresponding volume is slightly a little bit smaller, when being operated using forging and pressing operating machine, manipulator is difficult to clamp
Firmly blank small in size operates very difficult.
Chinese patent 201210295462.1 discloses a kind of forging clamp, including pincers yoke, it is characterized in that: the one of pincers yoke
End connection rotation drive device, the two sides for clamping the other end of yoke are separately connected movable tong arm and fixed tong arm, movable tong arm sum
The clamping end of fixed tong arm is separately connected binding clip, is hinged on pincers yoke in the middle part of movable tong arm, and the other end of movable tong arm connects
Hydraulic cylinder.
Chinese patent 201720421182.9 has disclosed a kind of forging clamp, including rack, front end of rack or so two
Side is by being provided with flame device, outside right support on the inside of the rack-mounted left support of installation shaft and right support, left support
Side is provided with right clamp arm, and bocca, left clamp arm and right clamp arm front end are provided on the inside of right support and passes through clamping shaft installation respectively
There is grip block.
Chinese patent 201420759183.0 discloses a kind of forging clamp, including L-shaped clamp left part and L-shaped folder
Right part is clamped, clamp left part is linked together in galianconism end by connecting pin shaft respectively with clamp right part, and clamp left part and clamp are right
It portion can be around connection pin shaft rotation；The left clamping part of n shape, plane and folder where left clamping part are fixedly connected on clamp left part
Plane where clamping left part keeps vertical；The right clamping part of n shape, the plane where right clamping part are fixedly connected on clamp right part
It is vertical with the plane holding where clamp right part；The long-armed end of clamp left part be the first hand-held part, clamp left part it is long-armed on
It is additionally provided with vertically fixed quarter butt, is the second hand-held part；The long-armed end of clamp right part is third hand-held part, clamp right part
It is provided with vertically fixed quarter butt on long-armed, is the 4th hand-held part.
Currently, carrying out roll forging process using 1200 DEG C of clamp clamping of bar in forge's connecting rod line forging roll.It is existing
Clamp shape and structure design, often occur workpiece end face scratch and surface crushes, and workpiece small end scrimp and oxidation hole are bad
Rate reaches 1.27%.Scene inspects roller stock by random samples every 1h, and OEE is caused to lose.There is surface to crush, can polish clamp, lead to clamp
Service life is short.
Accordingly, it is desirable to provide one kind can guarantee workpiece surface quality, workpiece end face is avoided to abrade, and service efficiency is high
Roll forging clamp.
Utility model content
In view of the drawbacks of the prior art, the utility model provides a kind of roll forging clamp, long service life, to workpiece
Protecting effect is good, can be well matched with the completion of roll forging process.
To achieve the goals above, the utility model provides a kind of roll forging clamp, comprising:
Clamp seat is equipped with bracket；
The middle part of two mutually matched tong arms, two tong arms is rotatablely connected by shaft, and shaft is located on bracket；Every
The front end of tong arm is equipped with clamping jaw；Clamping jaw is equipped with gripping section, extension section, flange section, linkage section；
Movable connecting fork is equipped with connector；Connector one end is rotationally connected with the front end of connecting fork, other end rotation
It is connected to the rear end of tong arm；
For limiting the block of the location of workpiece, fixation is located on bracket, and block is located between two extension sections.
In the utility model, movable connecting fork is respectively driven two tong arms and is transported relatively or on the contrary by two connectors
It is dynamic, to drive clamping jaw to open or close up, to complete the process of clamping, relieving to workpiece.
In the utility model, space is limited by block, and the surface of block is planar structure, is limited to space
While position, it can also be ensured that the quality of workpiece end face not only protects workpiece, but also protects clamp.
In the utility model, gripping section, extension section, flange section, linkage section are sequentially connected, and form clamping jaw.
Another kind specific embodiment according to the present utility model, gripping section are equipped with clamping notch, and clamping notch is arc
Or ellipse, specifically, arc includes curved-surface structure that is arc-shaped or being extended out by other curves；For example, by using ellipse
Circular clamping notch, the clamping notch and workpiece are face contact, while at least 4 clamping faces to match, can be effective
The surface texture for protecting workpiece be not damaged.
Another kind specific embodiment according to the present utility model, extension section are equipped with extended slot, mounting groove, extended slot and folder
Hold notch interconnection；Block is set in mounting groove.Extended slot is identical as the clamping structure of notch, using ellipsoidal structure；
Mounting groove can be the planar structure for adapting to block, provide space for the installation of block.
Another kind specific embodiment according to the present utility model, flange section connect linkage section, extension section；Linkage section is column
Shape is fixedly connected by pin key with tong arm.Due to there is break difference structure between extension section, linkage section, use for a long time can be even
The place of connecing forms crackle, increases flange section, can effective Crack prevention generation, correspondingly, in order to avoid flange section and block,
The interference of backing positions structure carries out chamfering or other adaptability designs in the edges and corners of flange section.
Another kind specific embodiment according to the present utility model, clamp seat are equipped with sliding slot, and connecting fork is slideably positioned in cunning
In slot.The apparent resistance of motion is also not present in the phenomenon that movement of the connecting fork in sliding slot is steady, will not generate shaking, can be with
The process completed clamping workpiece well, decontrol workpiece.
Another kind specific embodiment according to the present utility model, the rear end of connecting fork are equipped with connecting hole, and power-equipment is logical
Connecting hole is crossed to be drivingly connected in connecting fork.In the present solution, power-equipment can select the products such as hydraulic cylinder, to provide full-amount move
Power.
Another kind specific embodiment according to the present utility model, two Y-shaped settings of tong arm.
Another kind specific embodiment according to the present utility model, clamp seat is equipped with multiple mounting holes, to facilitate the clamp
Use and install.
Another kind specific embodiment according to the present utility model, the two sides up and down of bracket are equipped with backplate, two backplates
It is symmetrically disposed on the two sides of shaft.In the present solution, it is empty to form the opposite installation enclosed using two brackets, two backplates
Between, tong arm, connecting fork, connecting plate are placed in the inside of the installation space, to form the installation effect of relative closure.
The specifically used process of the utility model are as follows: clamp opening → workpiece advances, and withstands on block → clamp closing, folder
Clamping of workpieces → clamp mass motion, each process → clamp for completing roll forging are opened, workpiece are left clamp, is sent to designated position
→ clamp returns to initial position → clamp and restores to opening state, waits next workpiece to be held.
Compared with prior art, the utility model has the beneficial effect that
1, reduce clamp itself crushes the frequency, improves the service life of equipment；
2, prevent end face scratch phenomenon occur, be conducive to that workpiece surface is protected not to be damaged；
3, the scrimp of workpiece, the fraction defective in oxidation hole are reduced.
The utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the roll forging clamp of embodiment 1；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is the partial view of Fig. 1, and which show stopper portions；
Fig. 4 is the partial view of Fig. 1, and which show connecting forks；
Fig. 5 is the partial view of Fig. 1, and which show tong arms；
Fig. 6 is the partial view of Fig. 1, and which show clamping jaws.
Specific embodiment
Embodiment 1
Present embodiments provide a kind of roll forging clamp, as shown in figures 1 to 6, comprising: clamp seat 1, bracket 2, the first tong arm 3,
Second tong arm 4, clamping jaw 5, connecting fork 6, connector 7, block 8.
Wherein, clamp seat 1 is similar flange disk-like structure, is equipped with multiple mounting holes 11, be used to by the roll forging clamp into
Row installation is fixed.Two brackets 2 of plate are equipped in clamp seat 1, are equipped with boss 12 in the front end of bracket 2, block 8 passes through bolt
It is fixed on the boss 12.
First tong arm 3, the Y-shaped setting of the second tong arm 4, it is mutual by shaft 31 at the middle part of the first tong arm 3, the second tong arm 4
It is connected, shaft 31 is arranged through two brackets 12.The rear end of each tong arm is sheet lifting lug 35, facilitates connection；Wherein, first
A block piece shape lifting lug 35 is arranged in tong arm 3, and the second tong arm 4 is equipped with two block piece shape lifting lugs 35, and the two is in inside and outside clamping shape, in order to more
Relationship arranged in a crossed manner between realization the first tong arm 3 well, the second tong arm 4.
It is equipped with clamping jaw 5 in the front end of the first tong arm 3, the second tong arm 4, the clamping of workpiece, times decontroled are carried out by clamping jaw 5
Business.
Clamping jaw 5 is equipped with sequentially connected gripping section 51, extension section 52, flange section 53, linkage section 54.
Wherein, gripping section 51 is equipped with clamping notch 511, and clamping notch 511 is ellipse, which clamps notch 511
Be face contact with workpiece, while at least 4 clamping faces to match, can be effectively protected the surface texture of workpiece not by
Damage.
Extension section 52 is equipped with extended slot 521, mounting groove 522, and extended slot 521 and clamping notch 511 are adapted；Extended slot
521 is identical as the clamping structure of notch 511, using ellipsoidal structure；Mounting groove 522 is the planar structure for adapting to block 8, is
The installation of block 8 provides space.
Linkage section 54 is column, is equipped with inner via hole 541；Fixing groove is equipped in the front end of the first tong arm 3, the second tong arm 4
32 and through fixing groove 32 accessibke porosity 33, pin key 34 sequentially passes through accessibke porosity 33, inner via hole 541, clamping jaw 5 is fixed on
On first tong arm 3 (and second tong arm 4).
Due to there is break difference structure between extension section 52, linkage section 54, use for a long time can form crackle in junction, pass through
Be arranged flange section 53 can effective Crack prevention generation, correspondingly, in order to avoid flange section 53 and block 8,12, bracket
The interference for setting structure carries out chamfering in the edges and corners of flange section 53.
Connecting fork 6 is equipped with connector 7 (plate), connects the first tong arm 3, the second tong arm 4 by pin shaft respectively, is turned with realizing
Dynamic connection；The junction of connecting fork 6 and connector 7 is lifting lug shape, can be very good to save installation space.It is equipped in clamp seat 1
The rear end of sliding slot (not shown), connecting fork 6 is slideably positioned in sliding slot, and movement of the connecting fork 6 in sliding slot is steady, will not be produced
Raw the phenomenon that shaking, the apparent resistance of motion is also not present, can be very good the process completed clamping workpiece, decontrol workpiece；?
The rear end of connecting fork 6 is equipped with connecting hole 61, and the output shaft of power-equipment (such as hydraulic cylinder) is driven by connecting hole 61 and connecting fork 6
Dynamic connection, and then by connector 7, realize the moving process of the first tong arm 3, the second tong arm 4.
In the present embodiment, backplate 13 is equipped on bracket 12, two brackets, 12, two 13 plates of shield, which enclose, claims rectangular-shaped, shape
At a relatively regular installation space, the first tong arm 3, the second tong arm 4, connecting fork 6, connecting plate 7 are placed in installation sky
Between inside, to form the installation effect of relative closure.Wherein, two backplates 13 are symmetrically arranged at the two sides up and down of shaft 31.
The one action process of the present embodiment are as follows:
Clamp opening → workpiece advances, and withstands on block → clamp closing, clamps workpiece → clamp mass motion, complete roller
Each process of forging → clamp is opened, and workpiece is left clamp, send to designated position → clamp that return to initial position → clamp extensive
Again to opening state, next workpiece to be held is waited.
Although the utility model is disclosed above in the preferred embodiment, it is not intended to limit the utility model the model of implementation
It encloses.Any those skilled in the art improve in the invention scope for not departing from the utility model when can make a little,
I.e. all same improvement done according to the utility model, should be the scope of the utility model and are covered.
Claims (9)
1. a kind of roll forging clamp, which is characterized in that the roll forging clamp includes:
Clamp seat is equipped with bracket；
The middle part of two mutually matched tong arms, two tong arms is rotatablely connected by shaft, and the shaft is located at the branch
On frame；The front end of every tong arm is equipped with clamping jaw；The clamping jaw is equipped with gripping section, extension section, flange section, linkage section；
Movable connecting fork is equipped with connector；Described connector one end is rotationally connected with the front end of the connecting fork, the other end
It is rotationally connected with the rear end of the tong arm；
For limiting the block of the location of workpiece, fixation is set on the bracket, the block be located at two extension sections it
Between.
2. roll forging clamp as described in claim 1, which is characterized in that the gripping section is equipped with clamping notch, the holding tank
Mouth is arc or ellipse.
3. roll forging clamp as claimed in claim 2, which is characterized in that the extension section is equipped with extended slot, mounting groove, described to prolong
It opens up slot and the clamping notch is connected with each other；The block is set in the mounting groove.
4. roll forging clamp as described in claim 1, which is characterized in that the flange section connects the linkage section, the extension
Section；The linkage section is column, is fixedly connected by pin key with the tong arm.
5. roll forging clamp as described in claim 1, which is characterized in that the clamp seat is equipped with sliding slot, the connecting fork sliding
It is set in the sliding slot.
6. roll forging clamp as described in claim 1, which is characterized in that the rear end of the connecting fork is equipped with connecting hole, and power is set
It is standby that the connecting fork is drivingly connected by the connecting hole.
7. roll forging clamp as described in claim 1, which is characterized in that two Y-shaped settings of tong arm.
8. roll forging clamp as described in claim 1, which is characterized in that the clamp seat is equipped with multiple mounting holes.
9. roll forging clamp as described in claim 1, which is characterized in that the two sides up and down of the bracket are equipped with backplate, and two
The backplate is symmetrically disposed on the two sides of the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734294.4U CN208234372U (en) | 2018-05-16 | 2018-05-16 | Roll forging clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734294.4U CN208234372U (en) | 2018-05-16 | 2018-05-16 | Roll forging clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208234372U true CN208234372U (en) | 2018-12-14 |
Family
ID=64580130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820734294.4U Active CN208234372U (en) | 2018-05-16 | 2018-05-16 | Roll forging clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208234372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110526112A (en) * | 2019-08-07 | 2019-12-03 | 界首市南都华宇电源有限公司 | Palletizer is used in a kind of processing of battery |
-
2018
- 2018-05-16 CN CN201820734294.4U patent/CN208234372U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110526112A (en) * | 2019-08-07 | 2019-12-03 | 界首市南都华宇电源有限公司 | Palletizer is used in a kind of processing of battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200828 Address after: 441000 No.5 Dongfeng Automobile Avenue, Xiangyang City, Hubei Province Co-patentee after: DONGFENG MOTER Co.,Ltd. Patentee after: FENGSHEN XIANGYANG AUTOMOBILE Co.,Ltd. Address before: 510000, Fengshen Road, Huadu District, Guangdong, Guangzhou 8 Patentee before: DONGFENG MOTER Co.,Ltd. |