CN207695400U - A kind of undercut device - Google Patents
A kind of undercut device Download PDFInfo
- Publication number
- CN207695400U CN207695400U CN201721854552.4U CN201721854552U CN207695400U CN 207695400 U CN207695400 U CN 207695400U CN 201721854552 U CN201721854552 U CN 201721854552U CN 207695400 U CN207695400 U CN 207695400U
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- CN
- China
- Prior art keywords
- clamp block
- hydraulic cylinder
- mandril
- activity clamp
- undercut
- 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.)
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Abstract
The utility model is related to a kind of undercut devices, belong to undercut equipment technical field.The utility model mainly solves the technical issues of time-consuming and laborious, undercut is of poor quality, the larger metallic plate undercut requirement that cannot be satisfied thickness existing for existing undercut method.The technical solution of the utility model is：A kind of undercut device, including handle and head is stung, the handle, which is located at, to be stung first side and is connect with an outer wall is stung, wherein：The head of stinging includes hydraulic cylinder, branch sleeve, two L-types fixation clamp blocks, activity clamp block, connection plectane and mandril；It is connected through a screw thread between the piston rod external part of the hydraulic cylinder and the hydraulic cylinder connection cavity wall of branch sleeve；Described two L-types fix clamp block and are respectively provided at branch sleeve front end surface both sides；The activity clamp block is located at two L-types and fixes between clamp block, and the lower rearward side that activity clamp block vertical portion lower part fixes clamp block with L-type is hinged.The utility model is simple in structure, flexible and convenient operation, the advantages that work efficiency is high.
Description
Technical field
The utility model belongs to undercut engineering device technique field, more particularly to a kind of undercut device.
Background technology
The existing undercut method for sheet metal is that manually the method by hammer carries out, not only time-consuming and laborious,
But also there are undercuts defect that is of poor quality, cannot be satisfied the larger metallic plate undercut requirement of thickness.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of undercut device, solves existing undercut
Time-consuming and laborious existing for method, the technical issues of undercut is of poor quality, the larger metallic plate undercut requirement that cannot be satisfied thickness.
The utility model is achieved through the following technical solutions：
A kind of undercut device, including handle and head is stung, the handle, which is located at, to be stung first side and is connect with an outer wall is stung,
In：The head of stinging includes hydraulic cylinder, branch sleeve, two L-types fixation clamp blocks, activity clamp block, connection plectane and mandril；
Rear side is equipped with hydraulic cylinder connecting cavity, the hydraulic cylinder connecting cavity open rearward end, the hydraulic pressure in the branch sleeve
Mandril via is equipped between cylinder connecting cavity and branch sleeve front end face；The internal diameter of the hydraulic cylinder connecting cavity and hydraulic cylinder outer diameter
Identical, the mandril via internal diameter is less than hydraulic cylinder connecting cavity internal diameter and is more than mandril outer diameter；
It is connected through a screw thread between the piston rod external part of the hydraulic cylinder and the hydraulic cylinder connection cavity wall of branch sleeve；
Oil sealing is equipped in the hydraulic cylinder；
The activity clamp block includes activity clamp block horizontal part and activity clamp block vertical portion, activity clamp block vertical portion it is upper
End is connect with activity clamp block horizontal part trailing flank；
Described two L-types fix clamp block and are respectively provided at branch sleeve front end surface both sides；The activity clamp block is located at two L
Type is fixed between clamp block, and the lower rearward side that activity clamp block vertical portion lower part fixes clamp block with L-type is hinged；The activity clamp block
It is equipped with two groups of resetting springs between vertical portion bottom surface and the horizontal part medial surface of L-type fixation clamp block；
The connection plectane is located in hydraulic cylinder connecting cavity, and the connection plectane outer diameter is less than hydraulic cylinder connecting cavity internal diameter simultaneously
More than mandril via internal diameter；Several compressed springs are equipped between the connection plectane and hydraulic cylinder connecting cavity bottom surface；The mandril
One end connect with connecting in the middle part of a side end face of plectane, the mandril other end extends forwardly into mandril mistake across mandril via
Outside hole.
Further, the activity clamp block horizontal part bottom surface is equipped with moving jaw；The L-type fixes the horizontal part top surface of clamp block
Equipped with regular jaw.
Further, the handle is equipped with starting switch.
The setting of hydraulic cylinder in the utility model can carry out activity clamp block controlling mandril by hydraulic cylinder and piston rod
Adjust, it is time saving and energy saving, solve existing for existing undercut method it is time-consuming and laborious, undercut is of poor quality.It cannot be satisfied the larger gold of thickness
Belong to the technical issues of plate undercut requires.
Compared with prior art, the utility model has many advantages, such as that simple in structure, flexible and convenient operation, work efficiency is high.
Description of the drawings
Fig. 1 is the sectional view of the utility model.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of undercut device, including handle 1 and sting head, the handle 1 be located at sting first side and with sting head
Outer wall connects, wherein：The head of stinging includes hydraulic cylinder 2, branch sleeve 3, two L-types fixation clamp blocks 4, activity clamp block 5, connection circles
Plate 6 and mandril 7；
Rear side is equipped with hydraulic cylinder connecting cavity 8,8 open rearward end of hydraulic cylinder connecting cavity, the liquid in the branch sleeve 3
Mandril via 9 is equipped between 3 front end face of cylinder pressure connecting cavity 8 and branch sleeve；The internal diameter and hydraulic pressure of the hydraulic cylinder connecting cavity 8
2 outer diameter of cylinder is identical, and 9 internal diameter of mandril via is less than 8 internal diameter of hydraulic cylinder connecting cavity and is more than 7 outer diameter of mandril；
Connected by screw thread between the piston rod external part of the hydraulic cylinder 2 and 8 inner wall of hydraulic cylinder connecting cavity of branch sleeve 3
It connects；Oil sealing is equipped in the hydraulic cylinder 2；
The activity clamp block 5 includes activity clamp block horizontal part 5-1 and activity clamp block vertical portion 5-2, and the activity clamp block is perpendicular
The upper end of straight portion 5-2 is connect with the trailing flanks activity clamp block horizontal part 5-1；
Described two L-types fix clamp block 4 and are respectively provided at 3 front end surface both sides of branch sleeve；The activity clamp block 5 is located at two
A L-type is fixed between clamp block 4, and the lower rearward side that the activity clamp block vertical portion lower parts 5-2 fix clamp block 4 with L-type is hinged；It is described
It is equipped with two groups of resetting springs 11 between the activity clamp block vertical portion bottom surfaces 5-2 and the horizontal part medial surface of L-type fixation clamp block 4；
The connection plectane 6 is located in hydraulic cylinder connecting cavity 8, and 6 outer diameter of connection plectane is less than in hydraulic cylinder connecting cavity 8
Diameter is simultaneously more than 9 internal diameter of mandril via；Several compressed springs 10 are equipped between the connection plectane 6 and 8 bottom surface of hydraulic cylinder connecting cavity；
It is connected in the middle part of one end of the mandril 7 and the side end face for connecting plectane 6,7 other end of the mandril passes through mandril via 9 forward
It extends to outside mandril via.
The bottom surfaces the activity clamp block horizontal part 5-1 are equipped with moving jaw 12；The L-type fixes the horizontal part top surface of clamp block 4
Equipped with regular jaw 13.
The handle 1 is equipped with starting switch.
The course of work and principle of the utility model：
In use, hand-held handle 1, starts the starting switch on handle 1, connecting plate 6 is driven by the piston rod of hydraulic cylinder 2
It is moved with mandril 7, the movement of mandril 7 can drive activity clamp block 5 to be relatively fixed clamp block 4 along hinge joint and move, and realize and fix
The folding of clamp block 4 and activity clamp block 5.
The utility model can be embodied in various forms without departing from the spirit of the inventions or essence, so should manage
Solution, above-described embodiment is not limited to details above-mentioned, and should widely be explained in claim limited range, therefore falls into
Claim or variation in its equivalent scope and remodeling should be covered by the following claims.
Claims (3)
1. a kind of undercut device, including handle (1) and head is stung, the handle (1), which is located at, stings first side and is connect with an outer wall is stung,
It is characterized in that：It is described sting head include hydraulic cylinder (2), branch sleeve (3), two L-types fix clamp blocks (4), activity clamp block (5),
Connect plectane (6) and mandril (7)；
Rear side is equipped with hydraulic cylinder connecting cavity (8) in the branch sleeve (3), and hydraulic cylinder connecting cavity (8) open rearward end is described
Mandril via (9) is equipped between hydraulic cylinder connecting cavity (8) and branch sleeve (3) front end face；The hydraulic cylinder connecting cavity (8)
Internal diameter is identical as hydraulic cylinder (2) outer diameter, and mandril via (9) internal diameter is less than hydraulic cylinder connecting cavity (8) internal diameter and is more than mandril
(7) outer diameter；
Pass through screw thread between the piston rod external part of the hydraulic cylinder (2) and hydraulic cylinder connecting cavity (8) inner wall of branch sleeve (3)
Connection；Oil sealing is equipped in the hydraulic cylinder (2)；
The activity clamp block (5) includes activity clamp block horizontal part (5-1) and activity clamp block vertical portion (5-2), the activity clamp block
The upper end of vertical portion (5-2) is connect with the trailing flank activity clamp block horizontal part (5-1)；
Described two L-types fix clamp block (4) and are respectively provided at branch sleeve (3) front end surface both sides；The activity clamp block (5) is located at
Two L-types are fixed between clamp block (4), and the activity clamp block vertical portion lower part (5-2) fixes the lower rearward side of clamp block (4) with L-type
It is hinged；Two groups are equipped between the activity clamp block vertical portion bottom surface (5-2) and the horizontal part medial surface of L-type fixation clamp block (4) to answer
Position spring (11)；
The connection plectane (6) is located in hydraulic cylinder connecting cavity (8), and connection plectane (6) outer diameter is less than hydraulic cylinder connecting cavity
(8) internal diameter and be more than mandril via (9) internal diameter；It is equipped between the connection plectane (6) and hydraulic cylinder connecting cavity (8) bottom surface several
Compressed spring (10)；It is connected in the middle part of one end of the mandril (7) and the side end face for connecting plectane (6), the mandril (7) is another
End is extended forwardly into across mandril via (9) outside mandril via.
2. a kind of undercut device according to claim 1, it is characterised in that：Activity clamp block horizontal part (5-1) bottom surface
Equipped with moving jaw (12)；The horizontal part top surface that the L-type fixes clamp block (4) is equipped with regular jaw (13).
3. a kind of undercut device according to claim 1, it is characterised in that：The handle (1) is equipped with starting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721854552.4U CN207695400U (en) | 2017-12-27 | 2017-12-27 | A kind of undercut device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721854552.4U CN207695400U (en) | 2017-12-27 | 2017-12-27 | A kind of undercut device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207695400U true CN207695400U (en) | 2018-08-07 |
Family
ID=63029094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721854552.4U Active CN207695400U (en) | 2017-12-27 | 2017-12-27 | A kind of undercut device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207695400U (en) |
-
2017
- 2017-12-27 CN CN201721854552.4U patent/CN207695400U/en active Active
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| GR01 | Patent grant |