CN105149936B - Assembling equipment for slide rail in front-rear adjusting device of car seat - Google Patents

Abstract

The present invention discloses an assembly device for a slide rail in a front-to-back adjustment device for a car seat, comprising an upper slide rail driving mechanism, a lower slide rail fixing mechanism, a ball bar installation mechanism, and a top insertion mechanism. A ball bar is placed on the ball bar installation mechanism and is moved upward to contact a lower slide rail fixed on the lower slide rail fixing mechanism, and the upper slide rail driving mechanism drives the upper slide rail on it to translate forward and insert on the lower slide rail and the ball bar. Through the above technical solution, the assembly device of the present invention can automatically assemble the lower slide rail and the ball bar in the front-to-back adjustment device for the front row of car seats in the sliding groove of the upper slide rail.

Description

A kind of assembly equipment of the slide rail in the front and rear adjustment device of the car seat

Technical field:

The invention relates to production equipment for a front and rear adjustment device of a car seat, in particular to an assembly device for slide rails in a front and rear adjustment device for a car seat.

Background technique:

It is generally known that the seats in the front row of cars can be adjusted forward and backward, and the seats are slidably mounted on slide rails, wherein the slide rails include upper slide rails and lower slide rails that are slidably fitted, and are inlaid between the upper slide rails and the lower slide rails. The ball strips between the upper slide rails are installed on the bottom of the seat, and the lower slide rails are installed on the floor of the car.

As shown in Figure 1 and Figure 2, the upper slide rail a in the front and rear adjustment device of the front seat of a car, the upper slide rail a is provided with a sliding groove a1; as shown in Figure 3 and Figure 4, a front seat of a car The lower rail b in the chair front and rear adjustment device, the bottom of the lower rail b is welded with a plurality of bolts b1, and the lower rail is provided with pin holes; as shown in Figure 5 and Figure 6, a car front seat front and rear adjustment device The two ends of the ball bar c are inlaid with balls c1; as shown in Figure 7, a schematic diagram of the assembly of the upper slide rail a, the lower slide rail b, and the ball bar c.

Invention content:

The object of the present invention is to provide an assembly equipment for the upper slide rail, the lower slide rail and the ball bar in the front and rear adjustment device of the car front seat, the equipment can automatically assemble the lower slide rail and the ball bar in the sliding groove of the upper slide rail Inside.

The present invention provides following technical scheme:

An assembly device for slide rails in a car seat front and rear adjustment device, comprising:

Upper slide rail drive mechanism, lower slide rail fixing mechanism, ball bar installation mechanism, top insertion mechanism;

The upper slide rail driving mechanism includes a pair of guide rails, a positioning device, and a driving device. The positioning device is slidably fitted on the pair of guide rails. The upper slide rail is positioned on the positioning device. The positioning device linearly translates on a pair of guide rails;

The lower rail fixing mechanism includes a bracket body, a support assembly, and a pair of clamps, the support assembly is installed on the bracket body, the pair of clamps are installed on both sides of the bracket body, and the pair of clamps clamp the lower rail on the support assembly;

The ball strip installation mechanism includes a placement fixture, a sliding seat, a lifting cylinder, and a translation electric cylinder. The placement fixture is installed on the piston rod of the lifting cylinder, and the lifting cylinder is installed on the sliding seat, which is slidably fitted together. On the guide rail, the piston of the translational electric cylinder is connected to the sliding seat;

The jacking mechanism includes a pair of slide rails, a translation cylinder, a translation seat, and a pair of ejector rods; a pair of ejector rods are horizontally installed on the translation seat, and the translation seat slides and fits on the pair of slide rails, and the piston of the translation cylinder The rod is connected to the translation seat;

In the upper slide rail driving mechanism, the positioning device includes two pairs of left and right symmetrical support blocks, and the gap between each pair of support blocks is smaller than the width of the upper slide rail;

In the lower rail fixing mechanism, the clamp acts on the center of the end of the lower rail, and the width of the clamp is smaller than the width of the lower rail; the lower rail fixing mechanism is arranged between a pair of guide rails, and the lower rail fixing mechanism is located at the center of the positioning device. In front of;

In the ball strip installation mechanism, the placement jig includes a pair of left and right symmetrical placement strips, a pair of ball strips are placed on a pair of placement strips, and the gap between the pair of placement strips is larger than that of the support assembly. width; said support assembly is positioned between a pair of placement bars;

The jacking mechanism and the positioning device are arranged on both sides of the ball strip installation mechanism, and the tops of a pair of jacking rods in the jacking mechanism can abut against the ends of a pair of ball strips.

According to the above technical scheme, the upper slide rail is horizontally positioned on two pairs of left and right symmetrical support blocks, the lower slide rail is horizontally clamped on the support assembly of the lower slide rail fixing mechanism by a pair of clamps, and a pair of ball bars are placed horizontally on a Put it on the bar. Afterwards, the lifting cylinder in the ball strip installation mechanism drives a pair of placement strips upward, and a pair of ball strips are pressed against the sliding rail from bottom to top. track contact. Afterwards, the translation cylinder in the jacking mechanism drives a pair of jacking rods against the ends of a pair of ball strips. Afterwards, the driving device in the driving mechanism of the upper slide rail drives the upper slide rail to run forward, and is inserted into the lower rail and the ball strip; during the insertion process, while the upper slide rail moves forward, the ball strip installation mechanism The placement bar moves forward under the drive of the translation electric cylinder, making room for the ball bar to be inserted in the upper slide rail.

Through the above-mentioned technical solution, the assembly equipment of the present invention can automatically assemble the lower rail and the ball bar in the front and rear adjustment device of the car's front seat in the sliding groove of the upper sliding rail.

As a description of the driving mechanism of the upper slide rail in the present invention, the positioning device includes a bracket frame, a slider, and a rotary clamping cylinder; the slider is installed on the bottom of the bracket frame, and the slider is matched with a pair of guide rails. The support block is installed on the top of the support frame, the rotary clamping cylinder is installed on the top of the support frame, and the rotary clamping cylinder is located at the side of the support block. After the upper slide rail is placed on the support block, the rotary clamping cylinder acts to fix the upper slide rail on the support block.

As a description of the driving mechanism of the upper slide rail in the present invention, the driving device includes an electric cylinder and a connecting plate; the electric cylinder is located beside a pair of guide rails, and the connecting plate connects the piston of the electric cylinder and the support frame.

As a description of the lower rail fixing mechanism in the present invention, the support assembly includes a first support and a second support, the first support and the second support are arranged on both sides of the bracket body, and the first support Positioning pins and positioning holes are arranged on the part and the second supporting part, and the positioning pins are matched with the pin holes of the lower rail, and the positioning holes are matched with the bolts welded on the lower rail; the pair of clamps include the first clamp and For the second clamp, the first clamp is located at the side of the first support, the second clamp is located at the side of the second support, and the first support and the second support are located between the first clamp and the second clamp. According to the above description, the two ends of the sliding rail are first placed on the first support and the second support, and then the first clamp and the second clamp act to clamp the two ends of the sliding rail on the first support and the second support. on the second support.

As a description of the lower rail fixing mechanism in the present invention, the support body includes a first horizontal plate and a second horizontal plate; The linear lifting cylinder is fixed on the first horizontal plate, the lifting rod is movably inserted on the second horizontal plate, and the bottom of the lifting rod is connected with the piston rod of the linear lifting cylinder; the spring is vertically installed on the second horizontal plate and Located on the side of the lifting rod; the clamping block includes a clamping block body, a driving branch, a clamping branch, and a returning branch. The driving branch, clamping branch, and returning branch are located on the clamping block body. Leaf shape, the clamping block is pivotally connected to the second horizontal plate, the driving branch is against the top of the lifting rod, and the return branch is against the top of the spring, when the driving branch is lifted by the lifting rod, the clamping branch will slide down the end of the rail Clamps onto the support assembly.

As a description of the jacking mechanism in the present invention, in the jacking mechanism, the translation seat includes an upper body of the translation seat, a lower body of the translation seat, a riser, and a pressure sensor; the lower body of the translation seat is slidably fitted on a pair of slide rails , the lower body of the translation seat is connected to the piston rod of the translation cylinder, the top of the upper body of the translation seat is provided with a slide rail, the upper body of the translation seat slides and fits on the slide rail, and the pair of ejector rods are fixed on the upper body of the translation seat. The upper part of the riser is fixed on the side wall of the upper body of the translation seat, and the lower part of the riser is connected to the lower body of the translation seat through a pressure sensor. According to the above description, during the process of the upper slide rail moving forward to be inserted on the lower rail and the ball strip, the inner wall of the sliding groove of the upper slide rail and the ball strip will have a certain friction, and this friction will make the ball strip have a tendency to move forward. , but this tendency is limited by a pair of jacking rods, so that the ball bar can remain stationary. The pressure sensor is connected between the upper body of the translation seat and the lower body of the translation seat, so that the degree of force applied by the ball bar to the ejector rod can be known, and then the degree of friction between the ball bar and the inner wall of the sliding groove of the upper slide rail can be judged. The structural shapes of rails and ball strips provide a reference.

Description of drawings:

Below in conjunction with accompanying drawing, the present invention will be further described:

Fig. 1 is a schematic structural view of the upper slide rail a involved in the present invention;

Fig. 2 is the right view of Fig. 1;

Fig. 3 is a structural schematic diagram of the sliding rail b involved in the present invention;

Fig. 4 is the right view of Fig. 3;

Fig. 5 is a schematic structural view of the ball bar c involved in the present invention;

Fig. 6 is the right view of Fig. 5;

Fig. 7 is a structural schematic diagram after assembly of the upper slide rail a, the lower slide rail b, and the ball bar c;

Fig. 8 is a schematic diagram of the overall structure of the assembly equipment of the slide rail in the front and rear adjustment device of a car seat according to the present invention;

FIG. 9 is a schematic structural view of the upper slide rail driving mechanism 10 in FIG. 8;

Figure 10 is a bottom view of Figure 9;

Fig. 11 is the right view of Fig. 10;

FIG. 12 is a schematic structural view of the lower rail fixing mechanism 20 in FIG. 8;

Figure 13 is a bottom view of Figure 12;

Fig. 14 is the right view of Fig. 13;

FIG. 15 is a schematic structural view of the ball bar installation mechanism 30 in FIG. 8;

Fig. 16 is a schematic diagram of the combined structure of the lower rail fixing mechanism 20 in Fig. 14 and the ball bar installation mechanism 30 in Fig. 15;

FIG. 17 is a schematic structural view of the jacking mechanism 40 in FIG. 8;

FIG. 18 is a schematic diagram of a three-dimensional structure of the top insertion mechanism 40 in FIG. 17;

Fig. 19 is a bottom view of Fig. 17 .

Explanation of symbols in the figure:

a, upper slide rail; a1, slide groove; b, lower slide rail; b1, welding bolt; c, ball bar; c1, ball;

10. Driving mechanism of upper slide rail; 11. Guide rail; 12. Positioning device; 121. Support block; 122. Support frame; 123. Slider; 124. Rotary clamping cylinder; 13. Driving device; 131. Electric cylinder; , connecting plate;

20. Lower rail fixing mechanism; 21. Bracket body; 211. First horizontal plate; 212. Second horizontal plate; 22. Support assembly; 221. First support; 222. Second support; 23. Fixture; 231, the first fixture; 232, the second fixture; 233, the linear lifting cylinder; 234, the lifting rod; 235, the clip block; 236, the spring; 237, the drive branch; 238, the clamping branch; 239, the reply branch;

30. Ball bar installation mechanism; 31. Placement jig; 310. Placement bar; 32. Sliding seat; 33. Lifting cylinder; 34. Translating electric cylinder;

40. Jacking mechanism; 41. A pair of slide rails; 42. Translation cylinder; 43. Translation seat; 431. Upper body of translation seat; 432. Lower body of translation seat; 433. Vertical plate; 434. Pressure sensor; 435. Slide rail ; 44, a pair of ejector rods.

detailed description:

As shown in FIG. 8 , a slide rail assembly device in a car seat front and rear adjustment device includes: an upper slide rail drive mechanism 10 , a lower slide rail fixing mechanism 20 , a ball bar installation mechanism 30 , and a top insertion mechanism 40 .

9 to 11, the upper slide rail driving mechanism 10 includes a pair of guide rails 11, a positioning device 12, and a driving device 13. The positioning device is slidably fitted on the pair of guide rails, and the upper slide rail a is positioned on the positioning device. , the driving device is connected to the positioning device, and the driving device drives the positioning device to linearly translate on a pair of guide rails.

In the upper slide rail driving mechanism 10 , with reference to FIGS. 9 to 11 , the positioning device 12 includes two pairs of left and right symmetrical support blocks 121 , and the gap between each pair of support blocks is smaller than the width of the upper slide rail.

In the upper slide rail driving mechanism 10, with reference to Fig. 9 to Fig. 11, the positioning device 12 includes a bracket frame 122, a slider 123, and a rotary clamping cylinder 124; the slider is installed at the bottom of the bracket frame, and the slider is connected with a Cooperating with the guide rail, the support block 121 is installed on the top of the support frame, the rotary clamping cylinder is installed on the top of the support frame, and the rotary clamping cylinder is located at the side of the support block.

In the upper slide rail drive mechanism 10, with reference to Fig. 9 to Fig. 11, the drive device 13 includes an electric cylinder 131 and a connecting plate 132; the electric cylinder is located on the side of a pair of guide rails 11, and the connecting plate connects Piston and bracket frame 122 .

12 to 14, the lower rail fixing mechanism 20 includes a bracket body 21, a support assembly 22, and a pair of clamps 23. The support assembly is installed on the bracket body, and the pair of clamps are installed on the bracket body. On both sides, a pair of clamps clamp the lower rail b to the support assembly.

In the lower rail fixing mechanism 20, referring to Fig. 12 to Fig. 14, the clamp 23 acts on the center of the end of the lower rail, and the width of the clamp is smaller than the width of the lower rail; the lower rail fixing mechanism is arranged between a pair of guide rails , the lower rail fixing mechanism is located directly in front of the positioning device.

In the lower rail fixing mechanism 20, referring to FIG. 12 to FIG. 14, the support assembly 22 includes a first support member 221 and a second support member 222, and the first support member and the second support member are arranged on two sides of the bracket body 21. On the side, the first support and the second support are provided with a positioning pin and a positioning hole, the positioning pin is matched with the pin hole of the lower rail b, and the positioning hole is matched with the bolt b1 welded on the lower rail; the one The pair of clamps 23 includes a first clamp 231 and a second clamp 232, the first clamp is located on the side of the first support, the second clamp is located on the side of the second support, and the first support and the second support are located on the first support. between the clamp and the second clamp.

In the lower rail fixing mechanism 20, referring to FIG. 12 to FIG. 14, the support body 21 includes a first horizontal plate 211 and a second horizontal plate 212; the first clamp 231 and the second clamp 232 both include linear lifting cylinders 233, Lifting rod 234, clip block 235, spring 236; the linear lifting cylinder is fixed on the first horizontal plate, the lifting rod is movably inserted on the second horizontal plate, and the bottom of the lifting rod is connected with the piston rod of the linear lifting cylinder; the spring Vertically installed on the second horizontal plate and positioned at the side of the lifting rod; the clamping block includes a clamping block body, a driving branch 237, a clamping branch 238, and a returning branch 239, and the driving branch, the clamping branch, and the returning branch Located on the clamping block body, the clamping block is in the shape of a blade as a whole, the clamping block body is pivotally connected to the second horizontal plate, the driving branch is against the top of the lifting rod, and the return branch is against the top of the spring, when the driving branch is lifted When the rod is raised, the clamping branch clamps the end of the lower rail b on the support assembly 22 .

As shown in Figure 15, the ball strip installation mechanism 30 includes a placement fixture 31, a sliding seat 32, a lift cylinder 33, and a translation electric cylinder 34. The placement fixture is installed on the piston rod of the lift cylinder, and the lift cylinder is installed on the slide On the seat, the sliding seat is slidably fitted on a pair of guide rails 11, and the piston of the translation electric cylinder is connected with the sliding seat.

In the ball bar installation mechanism 30, as shown in Figure 15 and Figure 16, the placement jig 31 includes a pair of left and right symmetrical placement bars 310, a pair of ball bars c is placed on a pair of placement bars, and a pair of placement bars c is placed on the pair of placement bars. The gap between the straps is greater than the width of the support assembly 22 .

17 to 19, the jacking mechanism 40 includes a pair of slide rails 41, a translation cylinder 42, a translation seat 43, and a pair of jacking rods 44; a pair of jacking rods are horizontally installed on the translation seat, and the translation seat slides Matched on a pair of slide rails, the piston rod of the translation cylinder is connected with the translation seat.

In the jacking mechanism 40, referring to Fig. 17 to Fig. 19, the translation seat 43 includes an upper body 431 of the translation seat, a lower body 432 of the translation seat, a riser 433, and a pressure sensor 434; the lower body of the translation seat is slidably fitted on a pair of slide rails 41, the lower body of the translation seat is connected to the piston rod of the translation cylinder 42, the top of the upper body of the translation seat is provided with a sliding rail 435, the upper body of the translation seat is slidably fitted on the sliding rail, and the pair of push rods 44 are fixed on the translation seat The upper body, the upper part of the riser is fixed on the side wall of the upper body of the translation seat, and the lower part of the riser is connected to the lower body of the translation seat through a pressure sensor.

With reference to Fig. 8 and Fig. 16, the structural relationship between the upper slide rail drive mechanism 10, the lower slide rail fixing mechanism 20, the ball bar installation mechanism 30, and the top insertion mechanism 40 is as follows: the support assembly in the lower slide rail fixing mechanism 20 22 is located between a pair of placement bars 310 in the ball bar installation mechanism 30; The top ends of a pair of push-in rods 44 can abut against the ends of a pair of ball strips c.

In actual operation, the upper slide rail a is horizontally positioned on two pairs of left and right symmetrical support blocks 121, the lower slide rail b is horizontally clamped on the support assembly 22 of the lower slide rail fixing mechanism 20 by a pair of clamps 23, and a pair of ball bearings Bar c is placed horizontally on a pair of placement bars 310 . Afterwards, the lifting cylinder 33 in the ball bar installation mechanism 30 drives a pair of placing bars 310 to go upward, and a pair of ball bars abuts on the slide rail from bottom to top. Afterwards, the translation cylinder 42 in the jacking mechanism 40 drives a pair of jacking rods 44 against the ends of a pair of ball strips c. Afterwards, the driving device 13 in the upper slide rail driving mechanism 10 drives the upper slide rail to move forward, and is inserted on the lower slide rail b and the ball bar c; The placement bar 310 in the installation mechanism 30 moves forward under the drive of the translational electric cylinder 34 to make room for the ball bar c to be inserted in the upper slide rail a.

The above content is only the preferred implementation mode of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation mode and application scope. limits.

Claims (4)

1. the assembly equipment of slide rail in a kind of car seat front-and-back adjusting device, including：

Upper sled drive mechanism (10), glidepath fixed mechanism (20), ball bar installing mechanism (30), Cha Ding mechanisms (40)；

The upper sled drive mechanism (10) includes a pair of guide rails (11), positioner (12), drive device (13), the positioning Device is slidably fitted in a pair of guide rails, and upper slide rail (a) positions on the positioning device, the drive device connection locator, Drive device drives positioner rectilinear translation in a pair of guide rails；

The glidepath fixed mechanism (20) includes stake body (21), support assembly (22), a pair of fixtures (23), the support Sub-assembly is arranged on stake body, and the pair of fixture is arranged on the both sides of stake body, and glidepath (b) is clamped in by a pair of fixtures On support assembly；

The ball bar installing mechanism (30) includes putting tool (31), sliding seat (32), lift cylinder (33), translation electric cylinders (34), the storing tool is arranged on lift cylinder piston rod, and lift cylinder is arranged in sliding seat, and sliding seat is slidably matched In a pair of guide rails (11), the piston connection sliding seat of electric cylinders is translated；

The Cha Ding mechanisms (40) include a pair of slide rails (41), flat-removing air cyclinder (42), translating base (43), a pair of plug in push rods (44)； A pair of plug in push rods are horizontally arranged on translating base, and translating base is slidably fitted on a pair of slide rails, the piston rod connection of flat-removing air cyclinder Translating base；

It is characterized in that：

In upper sled drive mechanism (10), the positioner (12) includes two pairs of support blocks (121) being symmetrical set, often It is less than the width of upper slide rail to the gap between support block；

In glidepath fixed mechanism (20), the fixture (23) acts on the centre of glidepath end, and the width of fixture is less than The width of glidepath；The glidepath fixed mechanism is arranged between a pair of guide rails, and glidepath fixed mechanism is located at positioner Front；

In ball bar installing mechanism (30), the storing tool (31) includes a pair of storing bars (310) being symmetrical set, and one Ball bar (c) is placed on a pair of storing bars, a pair of gaps put between bar are more than the width of support assembly (22)；Institute Support assembly is stated between a pair of storing bars；

The Cha Ding mechanisms (40) and positioner (12) point are listed in the both sides of ball bar installing mechanism (30), in Cha Ding mechanisms A pair of tops for plugging in push rod can be against the end of a pair of ball bars；

In upper sled drive mechanism (10), the positioner (12) includes stand frame (122), sliding block (123), revolution clamping gas Cylinder (124)；The sliding block is arranged on the bottom of stand frame, and sliding block coordinates with a pair of guide rails, and the support block (121) is arranged on branch The top of frame frame, the revolution clamping cylinder are arranged on the top of stand frame, and revolution clamping cylinder is located at the side of support block；

In glidepath fixed mechanism (20), the support assembly (22) includes the first support member (221) and the second support member (222), the first support member and the second support member point are listed in the both sides of stake body (21), are set on the first support member and the second support member There are alignment pin and positioning hole, the pin-and-hole of the alignment pin and glidepath (b) coordinates, the positioning hole and the spiral shell welded on glidepath Bolt (b1) coordinates；The pair of fixture (23) includes the first fixture (231) and the second fixture (232), and the first fixture is located at first The side of support member, the second fixture are located at the side of the second support member, and the first support member and the second support member are located at the first fixture And second between fixture.

2. the assembly equipment of slide rail in a kind of car seat front-and-back adjusting device as claimed in claim 1, it is characterised in that：On In sled drive mechanism (10), the drive device (13) includes electric cylinders (131), connecting plate (132)；The electric cylinders are located at a pair The side of guide rail (11), the piston and stand frame (122) of the connecting plate connection electric cylinders.

3. the assembly equipment of slide rail in a kind of car seat front-and-back adjusting device as claimed in claim 1, it is characterised in that：Under In slide-rail fixing mechanism (20), the stake body (21) includes the first transverse slat (211) and the second transverse slat (212)；First folder Having (231) and the second fixture (232) includes straight line lift cylinder (233), elevating lever (234), fixture block (235), spring (236)；The straight line lift cylinder is fixed on the first transverse slat, and elevating lever activity is plugged on the second transverse slat, elevating lever bottom with The piston rod connection of straight line lift cylinder；The spring is vertically installed on the second transverse slat and positioned at the side of elevating lever；It is described Fixture block includes fixture block body, driving branch (237), clamping branch (238), reply branch (239), the driving branch, clamping point Branch, reply branch are located on fixture block body, and the fixture block is in integrally fan blade shape, and fixture block body is articulated on the second transverse slat, drives branch The top of elevating lever is against, replys the top that branch is against spring, when driving branch by elevating lever lifting, clamping branch is by under The end of slide rail (b) is clamped on support combination part (22).

4. the assembly equipment of slide rail in a kind of car seat front-and-back adjusting device as claimed in claim 1, it is characterised in that：Insert Push up in mechanism (40), the translating base (43) includes translating base upper body (431), translating base lower body (432), riser (433), pressure Sensor (434)；The translating base lower body is slidably fitted on a pair of slide rails (41), translating base lower body connection flat-removing air cyclinder (42) Piston rod, set at the top of the translating base upper body and slide rail (435), translating base upper body, which is slidably fitted in, slides on rail, described A pair of plug in push rods (44) are fixed on translating base upper body, and the top of the riser is fixed in the side wall of translating base upper body, riser Bottom is connected on translating base lower body by pressure sensor.