CN209664655U - A kind of hold-down mechanism of adjustable angle - Google Patents
A kind of hold-down mechanism of adjustable angle Download PDFInfo
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- CN209664655U CN209664655U CN201821923326.1U CN201821923326U CN209664655U CN 209664655 U CN209664655 U CN 209664655U CN 201821923326 U CN201821923326 U CN 201821923326U CN 209664655 U CN209664655 U CN 209664655U
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- hold
- arm
- compact heap
- cylinder
- down mechanism
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Abstract
The utility model discloses a kind of hold-down mechanisms of adjustable angle, comprising: power mechanism, pressure arm, compact heap, universal part；Pressure arm one end connects power mechanism, and the other end connects compact heap by universal part；Power mechanism drives pressure arm and compact heap mobile, and the seal face of compact heap changes its tilt angle for relatively moving direction by universal part；The utility model provide a kind of adjustable angle, it is practical, compress the good hold-down mechanism of effect.
Description
Technical field
The utility model relates to field of mechanical technique, more particularly, to a kind of hold-down mechanism of adjustable angle.
Background technique
In the erection welding production process of body of a motor car, in order to guarantee product quality, raise labour productivity and mitigate
Labor intensity completes assembly and welding commonly using some tools to clamp and determine the location of workpiece and device.
Wherein clamping is important component part during clamping workpiece, must generate clamping force by certain mechanism after workpiece positioning,
Workpiece is pressed on setting element, it is made to guarantee accurate position location, will not be produced due to welding force and external different directions
The effect of raw pressure etc. and generate change in location and vibration, to guarantee welding precision and safety operation.
The Chinese patent of Publication No. CN205309645U, the pneumatic automobile-used welding tooling positioning mechanism of Press arm, discloses
A kind of automobile-used welding tooling positioning mechanism of pneumatic Press arm, platform support by bottom frame, opens that there are four by the rectangular distribution on platform
Station is arranged in datum hole at an angle of platform top surface, and angled seat is arranged in the middle position of platform front, which is " L "
Shape installs template in angled seat, two cushion blocks is arranged side by side on the top surface of template；The middle part erection support of platform, on the support
Cylinder is set on the vertical plate at end, and the piston rod of cylinder and one end of pressure arm are hinged, two briquettings are arranged in the bottom surface of pressure arm, with pressure
The locating piece that block matches is fixed on the top surface of vertical plate.Although the technical solution of the patent enhances the convenience and peace of operation
Full property but still having the position of hold-down mechanism and angle can not be adjusted, if hold-down mechanism and being compacted work piece interface angle
Degree difference is larger, then cannot achieve positioning compression.
In conclusion the hold-down mechanism of the prior art is all static hold down, direction is all uncontrollable, once it is compacted
Workpiece face difference variation greatly, compact heap will be unable to be bonded with seal face, be unable to reach the purpose of positioning compression.Therefore, existing skill
The hold-down mechanism of art there is a problem of be compacted work piece interface be not bonded cause to compress it is ineffective.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of hold-down mechanism of adjustable angle, comprising: power
Mechanism, pressure arm, compact heap, universal part；Described pressure arm one end connects the power mechanism, and the other end passes through the universal part connection
The compact heap；
The power mechanism drives the pressure arm and the compact heap mobile, and the seal face of the compact heap passes through described ten thousand
Change its tilt angle for relatively moving direction to part.
Preferably, the power mechanism includes cylinder, and the piston rod of the cylinder connects the pressure arm.
Preferably, the universal part includes floating bulb；The compact heap is living by the floating bulb and the pressure arm
Dynamic connection.
Preferably, the pressure arm includes arched arm and straight-arm；Described arched arm one end connects cylinder piston end, and the other end connects
Straight-arm is connect, the straight-arm stretches out outside the cylinder, and vertical with the cylinder.
It preferably, further include L-type angled seat, a side wall of the L-type angled seat connects the cylinder outer wall；Further preferably
Ground, another side wall of the L-type angled seat are provided with multiple through-holes, and the through-hole can be used for the hold-down mechanism and other component
It is fixed.
The beneficial effect of technical solutions of the utility model compared with the existing technology is: the utility model is in pressure arm and compact heap
Between add universal part, be bonded compact heap more preferably with to workpiece pressing, to reach laborsaving, efficient effect；Compact heap can be with
Any angle is replaced, the application range of hold-down mechanism is more extensive, convenient.
Detailed description of the invention
Fig. 1 is the hold-down mechanism structural schematic diagram of adjustable angle in the utility model embodiment；
In attached drawing: 1, pressure arm, 2, floating bulb, 3, compact heap, 4, cylinder, 5, L-type angled seat, 1.1, arched arm, 1.2, straight
Arm.
Specific embodiment:
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
In patent text, the seal face of compact heap is the face that compact heap is in contact with to workpiece pressing.
It is shown in Figure 1, show a kind of hold-down mechanism of adjustable angle, wherein including pressure arm 1, floating bulb 2,
Compact heap 3, cylinder 4, L-type angled seat 5, arched arm 1.1, straight-arm 1.2；1 one end of pressure arm connects cylinder 4, and the other end passes through float ball
First 2 connection compact heap 3.
In the present embodiment, cylinder 4 drives pressure arm 1 and compact heap 3 to move in vertical direction, and the seal face of compact heap 3 is logical
It crosses floating bulb 2 and changes its tilt angle for relatively moving direction, in use process, the contact of compact heap 3 and device to be compressed
Face is in any angles such as 1 °, 2 °, 3 °.
In the present embodiment, pressure arm 1 includes arched arm 1.1 and straight-arm 1.2；The piston of 1.1 one end of arched arm connection cylinder 4
It holds, other end connection straight-arm 1.1, outside 1.1 stretches out cylinder 4 of straight-arm, and it is vertical with cylinder 4；It is described in the utility model it is vertical simultaneously
It is not 90 ° of angles of term, includes being more than or less than 90 ° of angles, it is preferable that technical solution is straight-arm 1.1 and cylinder 4 is in 90 ° yet
Angle reaches labour-saving effect, and cylinder 1 can also be influenced by side force to avoid cylinder 1 because this more meets mechanics principle
Service life.
In this embodiment, a side wall of L-type angled seat 5 connects 4 outer wall of cylinder, another side wall of L-type angled seat 5 is provided with
Multiple through-holes, the hold-down mechanism that through-hole can be used for the present embodiment are fixedly connected with other component；In the present embodiment, through-hole is spiral shell
Pit, hold-down mechanism are that nut is connect with the mode that other component is fixedly connected.
The seal face of the utility model, compact heap 3 can be the arbitrary shapes such as circle, rectangle, square, in this implementation
The seal face of compact heap 3 is circle in example.It in actual application, can be according to size, shape of device to be compressed etc. more
Change the size and shape of compact heap 3.
In the present invention, pressure arm 1, floating bulb 2, compact heap 3 are the stronger metal or alloy material of hardness, packet
Include iron, titanium alloy etc., wherein the wearability of compact heap 3 is also preferable, and in the present embodiment, pressure arm 1, compresses floating bulb 2
Block 3 is iron.
Pass through the following characteristic and function for illustrating further insight the utility model.
The hold-down mechanism operating method of adjustable angle described in the present embodiment is as follows:
1, metal compaction block 3 is directed at device to be compressed；
2, start cylinder 4, make cylinder 4 that pressure arm 1 and compact heap 3 be driven to move in vertical direction；
3, device to be compressed is compressed in the vertical folding process of metal compaction block 3, also, is vertically moved down in metal compaction block 3
During, metal compaction block 3 can by floating bulb 3 connected to it change tilt angle, make metal compaction block 3 with to
Compress the fitting of device continuous close；
4, after device to be compressed compresses, cylinder 4 drives pressure arm 1 and 3 pan-up of compact heap, and compactor is treated in completion
The compression of part operates.
In conclusion the utility model compact heap can according to the adjust automatically for being compacted workpiece and doing position and angle, from
And reaching positioning compression purpose, and simple and practical in structure, stable working performance is highly reliable.
The above is only the utility model preferred embodiments, are not intended to limit the embodiments of the present invention and protection
Range should can appreciate that all with the utility model specification and diagramatic content institute to those skilled in the art
The equivalent replacement made and obviously change obtained scheme, the protection scope of the utility model should all be included in
It is interior.
Claims (6)
1. a kind of hold-down mechanism of adjustable angle characterized by comprising power mechanism, pressure arm, compact heap, universal part；It is described
Pressure arm one end connects the power mechanism, and the other end connects the compact heap by the universal part；
The power mechanism drives the pressure arm and the compact heap mobile, and the seal face of the compact heap passes through the universal part
Change its tilt angle for relatively moving direction.
2. the hold-down mechanism of adjustable angle according to claim 1, which is characterized in that the power mechanism includes cylinder,
The piston rod of the cylinder connects the pressure arm.
3. the hold-down mechanism of adjustable angle according to claim 1, which is characterized in that the universal part includes float ball
Head；The compact heap is flexibly connected by the floating bulb with the pressure arm.
4. the hold-down mechanism of adjustable angle according to claim 1, which is characterized in that the pressure arm includes arched arm and straight
Arm；Described arched arm one end connects cylinder piston end, and the other end connects straight-arm, and the straight-arm stretches out outside the cylinder, and with institute
It is vertical to state cylinder.
5. the hold-down mechanism of adjustable angle according to claim 2, which is characterized in that further include L-type angled seat, the L-type
One side wall of angled seat connects the cylinder outer wall.
6. the hold-down mechanism of adjustable angle according to claim 5, which is characterized in that another side of the L-type angled seat
Wall is provided with multiple through-holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923326.1U CN209664655U (en) | 2018-11-21 | 2018-11-21 | A kind of hold-down mechanism of adjustable angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923326.1U CN209664655U (en) | 2018-11-21 | 2018-11-21 | A kind of hold-down mechanism of adjustable angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209664655U true CN209664655U (en) | 2019-11-22 |
Family
ID=68561244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821923326.1U Active CN209664655U (en) | 2018-11-21 | 2018-11-21 | A kind of hold-down mechanism of adjustable angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209664655U (en) |
-
2018
- 2018-11-21 CN CN201821923326.1U patent/CN209664655U/en active Active
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