CN217615784U

CN217615784U - Three-jaw clamp with center positioning function for full-automatic paint dripping machine

Info

Publication number: CN217615784U
Application number: CN202221094296.4U
Authority: CN
Inventors: 俞永力; 唐文栋
Original assignee: Huai'an Hongtong Intelligent Equipment Co ltd
Current assignee: Huai'an Hongtong Intelligent Equipment Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-10-21
Anticipated expiration: 2032-05-09

Abstract

The utility model relates to a full-automatic paint dripping machine is with three-jaw anchor clamps that have central positioning function, including anchor clamps main part and coupling mechanism, swing joint has quantity to be three connecting plate in the anchor clamps main part, and is three all be equipped with coupling mechanism in the connecting plate, it is three the rectangle through-hole has all been seted up on the surface of connecting plate, and is three the equal swing joint in surface bottom of connecting plate has runs through the rectangle through-hole and extends to the clamp splice in the connecting plate, the draw-in groove that quantity is two is seted up on the concave position surface of clamp splice. This full-automatic paint dripping machine is with three-jaw anchor clamps that have central locate function through rotating the bolt on connecting plate surface, makes it take out from the thread groove on the connecting block, and the clamp splice can be popped out this moment, only needs the clamp splice of renewal this moment, and inserts in the connecting plate, then inserts the thread groove with the bolt in, has just accomplished the change of clamp splice, need not to change the whole of clamping jaw, and only needs to rotate the bolt, changes the clamp splice.

Description

Three-jaw clamp with center positioning function for full-automatic paint dripping machine

Technical Field

The utility model relates to a three-jaw anchor clamps technical field specifically is a full-automatic paint dripping machine is with three-jaw anchor clamps that have central positioning function.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig, and a device for quickly, conveniently and safely mounting a workpiece in any process in a process is called a jig in a broad sense.

A three-jaw clamp is used in a full-automatic paint dripping machine, but the existing three-jaw clamp has certain inconvenience when in use.

Three-jaw anchor clamps are when using, generally with holder direct contact, and both belong to and be rigid connection, consequently in long-time use, can clamping jaw department can produce wearing and tearing to the problem that the centre gripping is not hard up or clamping position squinted appears, consequently need change, but the change of the clamping jaw of being not convenient for of current three-jaw anchor clamps, and generally change for whole when changing, will drive the increase in the use cost again.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a full-automatic paint dripping machine has three-jaw anchor clamps of central locate function possesses the advantages such as change of the clamping jaw of being convenient for, has solved the change of the clamping jaw of being not convenient for of current three-jaw anchor clamps, and generally is the overall change, problem in the incremental cost.

In order to achieve the above object, the utility model provides a following technical scheme: a three-jaw clamp with a center positioning function for a full-automatic paint dripping machine comprises a clamp main body and connecting mechanisms, wherein three connecting plates are movably connected to the clamp main body, the three connecting plates are internally provided with the connecting mechanisms, rectangular through holes are formed in the surfaces of the three connecting plates, clamping blocks which penetrate through the rectangular through holes and extend into the connecting plates are movably connected to the bottoms of the surfaces of the three connecting plates, two clamping grooves are formed in the surfaces of concave parts of the clamping blocks, fixed blocks are fixedly arranged on the concave parts of the clamping blocks, connecting blocks are fixedly arranged on the surfaces of the other sides of the fixed blocks, and thread grooves are formed in the surfaces of the connecting blocks;

coupling mechanism includes that quantity is two and fixed mounting in the dead lever of connecting plate inner chamber and threaded connection is in the bolt on the connecting plate board, the both ends of bolt extend to the outside of connecting plate inner chamber and connecting plate respectively, the bolt inserts in the thread groove, two the surface swing joint of dead lever has the slider, two the equal fixed mounting in slider side surface runs through and extends to the outside inserted block of connecting plate, the inserted block inserts in the draw-in groove, two the equal fixed mounting in a side surface that separates mutually of slider has the first spring of cup jointing in two fixed rod surfaces, two the equal laminating of inner chamber wall with the connecting plate of one side that separates mutually of first spring, two the equal fixed mounting in relative one side of inserted block has the second spring, two the equal fixed mounting in relative one side of second spring has the movable block, two the equal fixed mounting in a side surface that separates mutually of movable block has the movable rod that runs through and extend to two inserted block inner chambers respectively.

Furthermore, the cross section of the clamping block in the top view is U-shaped, and the width of the concave part of the clamping block is matched with the width of the connecting plate.

Furthermore, the two clamping grooves correspond to the positions of the two inserting blocks respectively, and the size of each clamping groove is matched with the size of each inserting block.

Further, the overlook cross-section of connecting block is trapezoidal, the quantity of thread groove is a plurality of, and evenly distributed is on the connecting block and the surface of connecting plate inner chamber wall laminating.

Further, the number of the bolts corresponds to the number of the thread grooves one by one, and the bolts are matched with the thread grooves.

Furthermore, two the equal fixed mounting of one end that the movable rod is located the inserted block inner chamber has the stopper, and the stopper is greater than the open-ended diameter of inserted block.

Further, two the opposite face of movable block is the inclined plane, and the gradient on inclined plane and the gradient adaptation of connecting block.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this full-automatic paint dripping machine is with three-jaw anchor clamps that have central locate function, all be equipped with coupling mechanism in through three connecting plate, when needs carry out the centre gripping, only need to make anchor clamps main part work, three connecting plate is to the removal of relative one side this moment, and then drive three clamp splice and remove and carry out the centre gripping, because three clamp splice synchronous motion, the effect of central locate has been realized, when needs are to carrying out the change of clamping jaw, need not to dismantle the connecting plate, only need rotate the bolt on connecting plate surface, make it take out from the thread groove on the connecting block, the clamp splice can be popped out this moment, only need more new clamp splice this moment, and insert in the connecting plate, then insert the bolt in the thread groove, just, the change of clamp splice has been accomplished, need not to change the whole of clamping jaw, and only need to rotate the bolt, change the clamp splice, the purpose of the change of the clamp splice of being convenient for the clamping jaw has been realized.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a front cross-sectional view of the connecting plate and the clamping block of the present invention;

FIG. 3 is a schematic top cross-sectional view of the connecting plate and the clamping block of the present invention;

FIG. 4 is an enlarged view of the point A of FIG. 3 according to the present invention;

fig. 5 is a structural diagram of the present invention.

In the figure: the clamp comprises a clamp body 1, a connecting plate 2, a rectangular through hole 3, a clamping block 4, a fixing rod 5, a sliding block 6, an inserting block 7, a first spring 8, a second spring 9, a second spring 10, a movable block 11, a movable rod 12, a bolt 13, a clamping groove 13, a fixing block 14, a connecting block 15 and a thread groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, a three-jaw clamp with a center positioning function for a full-automatic paint sprayer in this embodiment includes a clamp main body 1 and a connecting mechanism, and when the clamp main body 1 clamps, when an inner supporting rod moves forward, an outer supporting sheet moves outward at the same time, and the inner supporting rod moves backward, and the outer supporting sheet moves inward at the same time, and does not give a second radial thrust to a product, thereby damaging a stator, the clamp main body 1 is movably connected with three connecting plates 2, rectangular through holes 3 are formed on the surfaces of the three connecting plates 2, the bottoms of the surfaces of the three connecting plates 2 are movably connected with clamping blocks 4 penetrating through the rectangular through holes 3 and extending into the connecting plates 2, the overlooking cross section of the clamping blocks 4 is U-shaped, the width of the concave portions of the clamping blocks 4 is matched with the width of the connecting plates 2, it is ensured that the bottoms of the connecting plates 2 are just placed in the concave portions of the clamping blocks 4, the connecting plates 2 are all provided with the connecting mechanism, the connecting plates 2 and the clamping blocks 4 are combined into a thread, the clamping grooves 2 are provided with a plurality of connecting blocks, the connecting blocks 14, the connecting blocks are uniformly arranged on the inner cavity of the clamping blocks, and the connecting blocks 14, the connecting blocks are uniformly arranged on the inner cavity of the connecting blocks, and the connecting blocks 14 are arranged on the connecting blocks 14, and the inner cavity of the connecting blocks 14.

Please refer to fig. 1-4, in order to facilitate the replacement of the clamping block 4, the connecting mechanism in this embodiment includes two fixing rods 5 fixedly installed in the inner cavity of the connecting plate 2, the surface of the two fixing rods 5 is slidably connected with a sliding block 6, the surface of the opposite side is fixedly installed with a limiting block, the limiting block is limited by the two limiting blocks, the movable range of the sliding block 6 is limited, the surface of one side of the two sliding blocks 6 is fixedly installed with an insertion block 7 penetrating and extending to the outside of the connecting plate 2, the insertion block 7 is inserted into the slot 13, the two insertion blocks 7 are respectively corresponding to the positions of the two slots 13, the size of the slot 13 is adapted to the size of the insertion block 7, so as to ensure that the two insertion blocks 7 are just inserted into the corresponding slot 13, the surfaces of the opposite sides of the two sliding blocks 6 are fixedly installed with first springs 8 sleeved on the surfaces of the two fixing rods 5, the opposite sides of the two first springs 8 are both attached to the inner cavity wall of the connecting plate 2, and the first springs 8 play a role of rebounding.

Because the two insertion blocks 7 are limited by the two sliding blocks 6, the insertion blocks 7 can only move along the direction of the fixed rod 5.

The equal fixed mounting in relative one side of two inserted blocks 7 has second spring 9, the equal fixed mounting in relative one side of two second springs 9 has movable block 10, the opposite face of two movable blocks 10 is the inclined plane, and the gradient on inclined plane and the gradient adaptation of connecting block 15, the equal fixed mounting in relative one side surface that leaves mutually of two movable blocks 10 has movable rod 11 that runs through respectively and extend to two inserted block 7 inner chambers, the equal fixed mounting in one end that two movable rod 11 are located the 7 inner chambers of inserted block has the stopper, and the stopper is greater than the 7 open-ended diameters of inserted block, it is spacing to movable rod 11 through the stopper, make movable rod 11 can't shift out the inner chamber of inserted block 7.

The connecting mechanism further comprises bolts 12 in threaded connection with the connecting plate 2, two ends of each bolt 12 extend to the inner cavity of the connecting plate 2 and the outer portion of the connecting plate 2 respectively, the bolts 12 are inserted into the thread grooves 16, the number of the bolts 12 corresponds to the number of the thread grooves 16 one by one, and the bolts 12 are matched with the thread grooves 16.

Thereby ensuring that the bolt 12 can be inserted into the threaded groove 16 and the connecting block 15 is fixed.

The working principle of the above embodiment is as follows:

when the clamping block 4 needs to be replaced, only the bolt 12 needs to be rotated, the clamping block is pulled out from the threaded groove 16, because the connecting block 15 is not fixed by the bolt 12, the two inserting blocks 7 can move towards opposite surfaces under the action of the first spring 8 and are pulled out from the clamping groove 13, the fixed block 14 and the connecting block 15 are moved out from the inner cavity of the connecting plate 2 through the movable block 10 and the rectangular through hole 3, at the moment, the clamping block 4 is not connected with the connecting plate 2 any more, then a new clamping block 4 is replaced, the fixed block 14 and the connecting block 15 on the new clamping block 4 are enabled to be inserted into the inner cavity of the connecting plate 2 through the rectangular through hole 3, when the connecting plate 2 moves towards one side close to the bolt 12, the two movable blocks 10 can move towards one side away from each other, when the second spring 9 is extruded to the minimum, the two inserting blocks 7 can be driven to move towards one side away from each other, the first spring 8 is extruded, the inserting block 7 can be finally inserted into the clamping groove 13, at the moment, the bolt 12 is inserted into the threaded groove 16, the replacement of the clamping block 4 is completed, the replacement is not needed, and the whole clamping jaw is replaced only, and the purpose of replacing the clamping jaw 4 is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full-automatic paint dripping machine is with three-jaw anchor clamps that have central positioning function, includes anchor clamps main part (1) and coupling mechanism, its characterized in that: the clamp comprises a clamp body (1), wherein three connecting plates (2) are movably connected to the clamp body (1), connecting mechanisms are arranged in the three connecting plates (2), rectangular through holes (3) are formed in the surfaces of the three connecting plates (2), clamping blocks (4) which penetrate through the rectangular through holes (3) and extend into the connecting plates (2) are movably connected to the bottoms of the surfaces of the three connecting plates (2), two clamping grooves (13) are formed in the concave surfaces of the clamping blocks (4), fixed blocks (14) are fixedly mounted in the concave positions of the clamping blocks (4), connecting blocks (15) are fixedly mounted on the other side surfaces of the fixed blocks (14), and thread grooves (16) are formed in the surfaces of the connecting blocks (15);

coupling mechanism includes that quantity is two and fixed mounting in dead lever (5) of connecting plate (2) inner chamber and threaded connection bolt (12) on connecting plate (2), the both ends of bolt (12) extend to the outside of connecting plate (2) inner chamber and connecting plate (2) respectively, bolt (12) insert in thread groove (16), two the surface activity of dead lever (5) is connected with slider (6), two the equal fixed mounting in slider (6) side surface runs through and extends to the outside inserted block (7) of connecting plate (2), inserted block (7) insert in draw-in groove (13), two the equal fixed mounting in the opposite side surface that leaves of slider (6) has first spring (8), two cup joints in two dead lever (5) surfaces first spring (8), two the equal laminating in inner chamber wall of connecting plate (2) in the one side that leaves of first spring (8) is two the equal fixed mounting in the opposite side of inserted block (7) has second spring (9), two the equal fixed mounting in one side that is relative of second spring (9) has movable block (10), two the movable block (10) extend to one side that the inner chamber (7) extends to the fixed mounting respectively and two movable block (11) that the inserted block (11) that leaves mutually.

2. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: the cross section of the clamping block (4) is U-shaped in plan view, and the width of the concave part of the clamping block (4) is matched with the width of the connecting plate (2).

3. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: the two clamping grooves (13) correspond to the positions of the two inserting blocks (7) respectively, and the size of each clamping groove (13) is matched with the size of each inserting block (7).

4. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: the overlook cross-section of connecting block (15) is trapezoidal, the quantity of thread groove (16) is a plurality of, and evenly distributed is on the surface of connecting block (15) and the laminating of connecting plate (2) inner chamber wall.

5. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: the number of the bolts (12) corresponds to the number of the thread grooves (16) one by one, and the bolts (12) are matched with the thread grooves (16).

6. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: two the equal fixed mounting of one end that movable rod (11) are located inserted block (7) inner chamber has the stopper, and the stopper is greater than inserted block (7) open-ended diameter.

7. The three-jaw clamp with the center positioning function for the full-automatic paint dripping machine according to claim 1, is characterized in that: the opposite surfaces of the two movable blocks (10) are inclined surfaces, and the inclination of the inclined surfaces is matched with the inclination of the connecting block (15).