CN213731416U

CN213731416U - Loading door clamp

Info

Publication number: CN213731416U
Application number: CN202022428904.8U
Authority: CN
Inventors: 卜县城; 孙军辉; 胡少杰
Original assignee: Changzhou Chengyi Machinery Equipment Co ltd
Current assignee: Changzhou Chengyi Machinery Equipment Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-07-20
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a loading door anchor clamps, comprising a base plate, the top of bottom plate is equipped with the loading board, and the top of loading board is rotated and is connected with the stand, and one side of stand is provided with fixture, and the top of bottom plate is cross symmetry and has seted up four bar flutings, and four grooved inner chambers of bar are all rotated and are connected with drive screw, are provided with the link gear between four drive screw, and four drive screw's outer wall screw has cup jointed first nut seat, and the top of four first nut seats articulates there is the bracing piece, the outer wall fixedly connected with servo motor of bottom plate. The utility model discloses a servo motor drives the drive screw who is connected with it and rotates, and the link gear that deuterogamies drives four drive screw and rotates in step for first nut seat on four drive screw can draw close or keep away from in step, drives four bracing pieces promptly and rotates and expand or draw in, with bottom plate jack-up or decline, realizes the adjustment to anchor clamps height on the stand, thereby has improved the practicality that anchor clamps used.

Description

Loading door clamp

Technical Field

The utility model relates to a door erection equipment field, in particular to loading door anchor clamps.

Background

At present, in the production and manufacturing process of automobiles, when a vehicle door is installed on a vehicle frame, the vehicle door and the installation position on the vehicle frame need to be assembled, the stability of a bottled position is kept, and the fixing of the vehicle door can be released after a rotating bolt is used for rotating and limiting the connection part between the vehicle door and the vehicle frame, so that the rotating installation between the vehicle door and the vehicle frame can be completed.

At present in the installation of door, because the door is when splicing with the frame, the door can't be in unsettled state with ground contact, consequently generally all can use fixture to keep unsettled fixed of door, so that the convenience when door and frame splice and the convenience of follow-up rotating pin installation, and the frame height of different motorcycle types is different, make the unsettled clamping height of door also can change thereupon, but the anchor clamps that use today can only be applicable to the door of the motorcycle type of same kind height fixed, to the door installation of the motorcycle type of different height, then need use different anchor clamps, thereby the practicality of anchor clamps use has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loading door anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a loading door anchor clamps, includes the bottom plate, the top of bottom plate is equipped with the loading board, the top of loading board is rotated and is connected with the stand, one side of stand is provided with fixture, the top of bottom plate is the cross symmetry and has seted up four bar flutings, four the grooved inner chamber of bar all rotates and is connected with drive screw, is provided with link gear, four between four drive screw's outer wall screw thread has cup jointed first nut seat, four the top of first nut seat articulates there is the bracing piece, four the top of bracing piece is articulated with the bottom of loading board respectively, the outer wall fixedly connected with servo motor of bottom plate, one of them drive screw's one end runs through the outer wall of bottom plate and is connected with servo motor's output shaft transmission.

Preferably, fixture includes that two symmetries set up in two splint of stand one side, two the actuating mechanism transmission that connecting block and stand inner chamber set up is passed through to the one end of splint is connected, two the equal fixedly connected with silica gel protection pad in the relative one side of splint.

Preferably, actuating mechanism includes positive and negative lead screw, positive and negative lead screw rotates to be connected in the inner chamber of stand, two second nut seats have been cup jointed to the bilateral symmetry screw thread of positive and negative lead screw outer wall, the top and the fixedly connected with turning handle of stand are run through on the top of positive and negative lead screw, two the one end of connecting block is passed the bar through-hole that the stand outer wall was seted up and is respectively with the outer wall fixed connection of two second nut seats.

Preferably, protruding type groove has been seted up on the top of loading board, the inner chamber in protruding type groove rotates and is provided with the limiting plate, the top in protruding type groove and the top fixed connection of limiting plate are passed to the bottom of stand, the bottom of stand outer wall slides and has cup jointed the rubber circle, the outer wall of rubber circle and the top fixed connection of protruding type inslot wall.

Preferably, the linkage mechanism comprises a rectangular cavity, the rectangular cavity is arranged at the axis of the bottom plate, one end of each of the two transmission screws penetrates through the inner wall of the rectangular cavity and is fixedly connected with a first gear, one end of each of the other two transmission screws penetrates through the inner wall of the rectangular cavity and is fixedly connected with a second gear, and the two first gears are respectively in meshed connection with the two second gears.

Preferably, the bottom of bottom plate is cross fixed mounting has four universal wheels, four the top of universal wheel is installed with the wheel and is stopped.

The utility model discloses a technological effect and advantage:

(1) the utility model drives the transmission screw connected with the servo motor to rotate, and then drives the four transmission screws to synchronously rotate by matching with the linkage mechanism, so that the first nut seats on the four transmission screws can be synchronously closed or kept away, namely, the four support rods are driven to rotate, unfold or fold, the bottom plate is jacked up or descended, and the adjustment of the height of the clamp on the stand column is realized, thereby improving the practicability of the use of the clamp;

(2) the utility model discloses a positive and negative lead screw is rotated to the turning handle for two second nut seats can be drawn close or keep away from in step in opposite directions on positive and negative lead screw, so that drive two splint and remove in opposite directions or reverse direction, realize that the door to not unidimensional size carries out the centre gripping fixed, thereby further improved the practicality that door anchor clamps used.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the sectional structure diagram of the bottom plate of the present invention.

FIG. 3 is a schematic front sectional view of the loading plate of the present invention.

Fig. 4 is a schematic view of a cross-sectional side view of the column of the present invention.

In the figure: 1. a base plate; 2. a carrier plate; 3. a column; 4. slotting in a strip shape; 5. a drive screw; 6. a first nut seat; 7. a first gear; 8. a second gear; 9. a rectangular cavity; 10. a servo motor; 11. a support bar; 12. a convex groove; 13. a limiting plate; 14. a rubber ring; 15. a positive and negative screw rod; 16. a second nut seat; 17. a handle is rotated; 18. a splint; 19. a silica gel protective pad; 20. a universal wheel.

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 work belong to the protection scope of the present invention.

The utility model provides a loading door clamp as shown in figures 1-4, which comprises a bottom plate 1, a bearing plate 2 is arranged at the top end of the bottom plate 1, a vertical column 3 is rotatably connected at the top end of the bearing plate 2, a clamping mechanism is arranged at one side of the vertical column 3, the clamping mechanism comprises two clamping plates 18 symmetrically arranged at one side of the vertical column 3, one ends of the two clamping plates 18 are in transmission connection with a driving mechanism arranged in the inner cavity of the vertical column 3 through a connecting block, a silica gel protective pad 19 is fixedly connected at the opposite side of the two clamping plates 18, a buffer protection function is realized between the clamping plates 18 and a vehicle door, the protection function of the vehicle door is increased, the driving mechanism comprises a positive and negative lead screw 15, the positive and negative lead screw 15 is rotatably connected with the inner cavity of the vertical column 3, two second nut seats 16 are sleeved on the bilateral symmetry threads of the outer wall of the positive and negative lead screw 15, the top end of the positive and negative lead screw 15 penetrates through the top end of the vertical column 3 and is fixedly connected with a rotating handle 17, one end of each of the two connecting blocks penetrates through a strip-shaped through hole formed in the outer wall of the upright post 3 and is fixedly connected with the outer walls of the two second nut seats 16 respectively, and the two second nut seats 16 are driven to synchronously move in the opposite directions or in the reverse direction by clockwise or anticlockwise rotation of the positive and negative screw rods 15, so that the two clamping plates 18 are driven to approach or move away from each other, and the vehicle doors at different heights are clamped and fixed;

the top end of the bottom plate 1 is symmetrically provided with four strip-shaped slots 4 in a cross shape, the inner cavities of the four strip-shaped slots 4 are respectively and rotatably connected with a transmission screw 5, the thread groove directions of the two transmission screws 5 positioned at opposite positions are the same, and the thread grooves of two adjacent drive screw rods 5 are opposite in direction, so that the first nut seats 6 on the two adjacent drive screw rods 5 can be synchronously close to or synchronously far away from each other, so that the four support rods 11 are synchronously unfolded or folded, the support stability is improved, and the height is adjusted at the same time, a linkage mechanism is arranged among the four transmission screw rods 5, the first nut seats 6 are sleeved on the outer wall threads of the four transmission screw rods 5, the support rods 11 are hinged at the top ends of the four first nut seats 6, the top parts of the four support rods 11 are respectively hinged with the bottom ends of the bearing plates 2, the outer wall of the bottom plate 1 is fixedly connected with a servo motor 10, one end of one of the transmission screw rods 5 penetrates through the outer wall of the bottom plate 1 and is in transmission connection with an output shaft of the servo motor 10;

convex groove 12 has been seted up on the top of loading board 2, the inner chamber of convex groove 12 rotates and is provided with limiting plate 13, the top of convex groove 12 and limiting plate 13's top fixed connection are passed to the bottom of stand 3, the bottom of 3 outer walls of stand slides and has cup jointed rubber circle 14, the outer wall of rubber circle 14 and the top fixed connection of convex groove 12 inner wall, increase the frictional resistance between stand 3 and the convex groove 12, make stand 3 can keep the fixed of current position at no exogenic action, make stand 3 can rotate through exogenic action, thereby the door of adjustment fixture centre gripping carries out the regulation of horizontal direction.

The linkage mechanism comprises a rectangular cavity 9, the rectangular cavity 9 is arranged at the axis of the bottom plate 1, one ends of two transmission screw rods 5 penetrate through the inner wall of the rectangular cavity 9 and are fixedly connected with first gears 7, one ends of the other two transmission screw rods 5 penetrate through the inner wall of the rectangular cavity 9 and are fixedly connected with second gears 8, the two first gears 7 are respectively meshed with the two second gears 8 and are connected to play a linkage effect, and the four transmission screw rods 5 can synchronously rotate.

The bottom of bottom plate 1 is cross fixed mounting has four universal wheels 20, and the wheel of installing at the top of four universal wheels 20 is stopped, and the removal and the fixing of bottom plate 1 of being convenient for to the convenience carries out the centre gripping to the door of different positions fixed, so that subsequent installation operation.

The utility model discloses the theory of operation: after the clamping mechanism clamps the vehicle door, an operator clockwise opens the external switch of the servo motor 10 to electrically connect the servo motor 10 with an external power supply to drive the transmission screw 5 connected therewith to rotate clockwise, and due to the meshing transmission of the first gear 7 and the second gear 8, the two transmission screws 5 respectively located at opposite positions synchronously and reversely rotate, so that the first nut seats 6 on the two transmission screws 5 at opposite positions can synchronously move in opposite directions, and then the other two transmission screws 5 at opposite positions are matched to drive the other two first nut seats 6 to synchronously move in opposite directions, so that the four support rods 11 hinged to the top end of the first nut seat 6 can be rotated and folded, thereby jacking up the bearing plate 2 to be lifted, and conversely, only the external switch of the servo motor 10 needs to be reversely opened to drive the transmission screw 5 connected therewith to rotate anticlockwise, the loading plate 2 can be driven to be lowered, so that the vehicle door clamped and fixed by the clamping mechanism is adjusted in installation height.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 loading door clamp comprises a bottom plate (1) and is characterized in that a bearing plate (2) is arranged at the top end of the bottom plate (1), a stand column (3) is rotatably connected to the top end of the bearing plate (2), a clamping mechanism is arranged on one side of the stand column (3), four strip-shaped grooves (4) are symmetrically formed in the top end of the bottom plate (1) in a cross shape, inner cavities of the four strip-shaped grooves (4) are rotatably connected with transmission screw rods (5), a linkage mechanism is arranged among the four transmission screw rods (5), first nut seats (6) are sleeved on outer wall threads of the four transmission screw rods (5), supporting rods (11) are hinged to the top ends of the four first nut seats (6), the tops of the four supporting rods (11) are respectively hinged to the bottom end of the bearing plate (2), and a servo motor (10) is fixedly connected to the outer wall of the bottom plate (1), one end of one of the transmission screw rods (5) penetrates through the outer wall of the bottom plate (1) and is in transmission connection with an output shaft of the servo motor (10).

2. A door loading fixture as claimed in claim 1, wherein said clamping mechanism comprises two clamping plates (18) symmetrically disposed on one side of the upright (3), one end of each of the two clamping plates (18) is in transmission connection with a driving mechanism disposed in the inner cavity of the upright (3) through a connecting block, and a silica gel protective pad (19) is fixedly connected to the opposite side of each of the two clamping plates (18).

3. The car loading door clamp as claimed in claim 2, wherein the driving mechanism comprises a positive lead screw and a negative lead screw (15), the positive lead screw and the negative lead screw (15) are rotatably connected to an inner cavity of the upright post (3), two second nut seats (16) are sleeved on two symmetrical threads on the outer wall of the positive lead screw and the negative lead screw (15), the top end of the positive lead screw and the negative lead screw (15) penetrates through the top end of the upright post (3) and is fixedly connected with a rotating handle (17), and one end of each of the two connecting blocks penetrates through a strip-shaped through hole formed in the outer wall of the upright post (3) and is fixedly connected with the outer walls of the two second nut seats (16) respectively.

4. The door loading clamp according to claim 1, wherein a convex groove (12) is formed in the top end of the bearing plate (2), a limiting plate (13) is arranged on the inner cavity of the convex groove (12) in a rotating manner, the bottom end of the upright post (3) penetrates through the top of the convex groove (12) and is fixedly connected with the top end of the limiting plate (13), a rubber ring (14) is sleeved on the bottom of the outer wall of the upright post (3) in a sliding manner, and the outer wall of the rubber ring (14) is fixedly connected with the top of the inner wall of the convex groove (12).

5. A door loading fixture as claimed in claim 1, wherein the linkage mechanism comprises a rectangular cavity (9), the rectangular cavity (9) is opened at the axis of the bottom plate (1), one end of two of the transmission screws (5) penetrates through the inner wall of the rectangular cavity (9) and is fixedly connected with a first gear (7), one end of the other two of the transmission screws (5) penetrates through the inner wall of the rectangular cavity (9) and is fixedly connected with a second gear (8), and the two first gears (7) are respectively engaged with the two second gears (8).

6. A door loading jig according to claim 1, wherein the bottom of the bottom plate (1) is cross-shaped and is fixedly provided with four universal wheels (20), and the tops of the four universal wheels (20) are provided with wheel brakes.