CN210922531U

CN210922531U - Backrest clearance tester

Info

Publication number: CN210922531U
Application number: CN201922404142.5U
Authority: CN
Inventors: 贺冰; 谭永雄
Original assignee: Dongguan Jinhui Testing Equipment Manufacturing Co ltd
Current assignee: Dongguan Jinhui Testing Equipment Manufacturing Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-07-03
Anticipated expiration: 2029-12-27

Abstract

The utility model belongs to the technical field of the seatback clearance test technique and specifically relates to a seatback clearance tester, the on-line screen storage device comprises a base, the fixed position that the base top leaned on the back border is connected with the mounting panel, the top fixedly connected with mount table of base, the seat has been shelved to the intermediate position at mount table top. The threaded rod through biax motor drive both sides output rotates, the external screw thread of threaded rod orders about the drive plate and removes, because the external screw thread of two threaded rods is opposite, consequently two drive plates can synchronous phase to each other remove, the bracing piece that drives the side in step removes, the bracing piece drives the cover in step, two covers carry out the centre gripping to the seat both sides at mount table top and fix, and it is spacing that the cover can carry out part to the seat openly, then fasten the bracing piece through fastening device, it is more stable to the fixed of seat.

Description

Backrest clearance tester

Technical Field

The utility model relates to a backrest clearance test technical field especially relates to a backrest clearance tester.

Background

Patent document with publication number CN209355871U in the prior art discloses a seat back clearance tester, including frame and measuring mechanism, set up output mechanism in the frame, measuring mechanism includes cylinder and the push pedal that sets up on the cylinder, measuring mechanism still includes the caliber of measuring push pedal displacement, when actual measurement, the seat moves to the target location, then, output mechanism drives the push pedal and removes and compress tightly the seat, the seat is compressed tightly the back cylinder drive push pedal and removes, and then the push pedal promotes the back and removes, the caliber measures the displacement stroke of push pedal, thereby measure the back clearance, this scheme is for prior art, the measurement accuracy and the measurement efficiency in back clearance have been improved greatly. However, the seat back clearance tester only presses and fixes the seat by the pressing plate when fixing the seat, and both sides of the seat are not fixed, so that the stability is lacked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and only pressing from both sides the clamp plate to compress tightly fixedly to the seat that has this backrest clearance tester to the seat among the prior art, the both sides of seat all do not obtain fixedly, lack the shortcoming of stability, and the backrest clearance tester who proposes.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a seat back clearance tester comprises a base, wherein a mounting plate is fixedly connected to the position of the top of the base close to the rear edge, a mounting table is fixedly connected to the top of the base, a seat is placed in the middle of the top of the mounting table, a pushing mechanism is connected to the front of the mounting plate corresponding to the position of a seat back, a measurer is fixedly connected to the position of the front of the mounting plate and the position of the top of the pushing mechanism, first air cylinders are connected to the two sides of the front top of the mounting plate through fixing mechanisms, T-shaped connecting plates are fixedly connected to the bottoms of output rods of the two first air cylinders together, pressing plates are fixedly connected to the bottoms of the T-shaped connecting plates, the pressing plates are in contact with the tops of seat supporting surfaces, fixing covers are arranged and connected to the two sides of the seat, and the front ends of the fixing covers are movably connected, the side fixedly connected with bracing piece of fixed cover, the tip fixedly connected with drive plate that the fixed cover was kept away from to the bracing piece, the bottom of mount table is connected with the synchronous displacement drive arrangement of two drive plates, the both sides at mount table top all are connected with the fastener of bracing piece.

Preferably, the pushing mechanism comprises a second cylinder, the second cylinder is fixedly connected to the front surface of the mounting plate at a position corresponding to the seat backrest, and a pushing end is fixedly connected to the end of an output rod of the second cylinder.

Preferably, the fixing mechanism comprises a fixing frame, the fixing frame is fixedly connected to the top end of the front face of the mounting plate, and the inner wall of the frame on the side face of the fixing frame is fixedly connected to the surface of the first cylinder.

Preferably, synchronous displacement drive arrangement includes double-shaft motor, double-shaft motor fixed connection is in the intermediate position of mount table bottom, the equal fixedly connected with threaded rod of output of double-shaft motor both sides, two the external screw thread of threaded rod is opposite and mutual symmetry, the surface threaded connection of threaded rod is on the inner wall of drive plate.

Preferably, the fastening device comprises a fastening sleeve fixedly connected to one side of the top of the mounting table, the fastening sleeve is slidably connected to the surface of the supporting rod, and a fastening bolt is connected to the top of the fastening sleeve in a threaded manner.

Preferably, the rail mechanism comprises an L-shaped slider, the L-shaped slider is fixedly connected to the front of the fixing cover, a slide rail is fixedly connected to the front of the mounting table at a position corresponding to the L-shaped slider, and the L-shaped slider is slidably connected to the surface of the slide rail.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a threaded rod of biax motor drive both sides output rotates, and the external screw thread of threaded rod orders about the drive plate and removes, because the external screw thread of two threaded rods is opposite, consequently two drive plates can be synchronous to the removal, and the bracing piece that drives the side in step removes, and the bracing piece drives the cover in step, and two covers and will carry out the centre gripping to the seat both sides at mount table top and fix to it is spacing that the cover can openly carry out the part to the seat, then fastens the bracing piece through fastening device, and is more stable to the fixed of seat.

Drawings

Fig. 1 is a first perspective view of a seat back clearance tester of the present invention;

fig. 2 is a second perspective view of a seat back clearance tester of the present invention;

fig. 3 is a schematic structural diagram of a side view of a seat back clearance tester of the present invention;

fig. 4 is a perspective view of the connection condition of the middle fixing cover and the L-shaped sliding block of the present invention.

In the figure: the device comprises a base 1, an installation table 2, a slide rail 4, an L-shaped sliding block 3, a fixed cover 5, a seat 6, a support rod 7, a drive plate 8, a double-shaft motor 9, a threaded rod 10, a fastening sleeve 11, a fastening bolt 12, an installation plate 13, a fixed frame 14, a first air cylinder 15, a T-shaped connecting plate 16, a pressing plate 17, a second air cylinder 18, a pushing end 19 and a measurer 20.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-4, a chair backrest gap tester comprises a base 1, a mounting plate 13 is fixedly connected to the top of the base 1 near the rear edge, a mounting table 2 is fixedly connected to the top of the base 1, a chair 6 is placed in the middle of the top of the mounting table 2, a pushing mechanism is connected to the front of the mounting plate 13 corresponding to the position of the backrest of the chair 6, a measurer 20 is fixedly connected to the front of the mounting plate 13 and the position of the top of the pushing mechanism, two sides of the front top of the mounting plate 13 are connected with first cylinders 15 through fixing mechanisms, T-shaped connecting plates 16 are fixedly connected to the bottoms of output rods of the two first cylinders 15 together, a pressing plate 17 is fixedly connected to the bottoms of the T-shaped connecting plates 16, the pressing plate 17 is in contact with the top of the supporting surface of the chair 6, the two first cylinders 15 are synchronously controlled by, the T-shaped connecting plate 16 synchronously drives the pressing plate 17 to fix the seat 6, then the backrest of the seat 6 is pushed through the pushing device, the synchronous measurer 20 detects displacement, the measurer 20 is a grating ruler or a distance sensor, the measurer 20 is mainly used for measuring distance, the actual structure of the measurer 20 is not specifically limited, and the technical personnel in the field can reasonably select the backrest according to needs.

The fixing mechanism comprises a fixing frame 14, the fixing frame 14 is fixedly connected to the top of the front face of the mounting plate 13, the inner wall of the frame on the side face of the fixing frame 14 is fixedly connected to the surface of the first air cylinder 15, and the first air cylinder 15 is mounted on the top of the front face of the mounting plate 13 through the fixing frame 14.

The pushing mechanism comprises a second air cylinder 18, the second air cylinder 18 is fixedly connected to the front face of the mounting plate 13 and at a position corresponding to the backrest of the seat 6, a pushing end 19 is fixedly connected to the end portion of an output rod of the second air cylinder 18, the pushing end 19 is driven by the second air cylinder 18 to push the backrest of the seat 6, the pushing end 19 moves in the horizontal direction after the pressing plate 17 presses the seat 6 and pushes the backrest of the seat 6, and the measurer 20 measures the moving distance of the pushing end 19.

The two sides of the seat 6 are respectively provided with a fixed cover 5, the front end of the fixed cover 5 is connected with the front side of the mounting table 2 in a sliding way through a rail mechanism, the side surface of the fixed cover 5 is fixedly connected with a support rod 7, the end part of the support rod 7 far away from the fixed cover 5 is fixedly connected with a drive plate 8, the bottom of the mounting table 2 is connected with synchronous displacement drive devices of the two drive plates 8, the two sides of the top of the mounting table 2 are respectively connected with a fastening device of the support rod 7, the drive plates 8 are driven to move in opposite directions through the synchronous displacement drive devices, so the two drive plates 8 can synchronously approach each other and synchronously drive the support rod 7 on the side surface to move, the support rod 7 synchronously drives the shielding covers 5, the two shielding covers 5 can clamp and fix the two sides of the seat 6 on the top of the mounting table 2, and the shielding covers 5 can partially limit, the fixation of the seat 6 is more stable.

The track mechanism comprises an L-shaped sliding block 3, the L-shaped sliding block 3 is fixedly connected to the front of the fixed cover 5, a sliding rail 4 is fixedly connected to the front of the mounting table 2 and the position corresponding to the L-shaped sliding block 3, the L-shaped sliding block 3 is slidably connected to the surface of the sliding rail 4, and the L-shaped sliding block 3 is slidably connected to the sliding rail 4 to achieve the effect of slidably supporting the fixed cover 5.

Synchronous displacement drive arrangement includes two-

axis motor

9, 9 fixed connection of two-axis motor are in the intermediate position of 2 bottoms of mount table, the equal fixedly connected with threaded rod 10 of output of 9 both sides of two-axis motor, the external screw thread of two threaded rod 10 is opposite and mutual symmetry, the surface threaded connection of threaded rod 10 is on drive plate 8's inner wall, threaded rod 10 through two-axis motor drive both sides output rotates, the external screw thread of threaded rod 10 orders about drive plate 8 to remove, because the external screw thread of two threaded rod 10 is opposite, consequently, two drive plate 8 can remove or move dorsad in step in opposite directions.

Fastening device includes

adapter sleeve

11, and 11 fixed connection of adapter sleeve are in one side at 2 tops of mount table, and 11 sliding connection of adapter sleeve are on the surface of bracing piece 7, and the top threaded connection of adapter sleeve 11 has fastening bolt 12, and through screwing up fastening bolt 12, fastening bolt 12's tip can carry out the mutual contact with bracing piece 7 surface, fixes a position bracing piece 7.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A seat backrest gap tester comprises a base (1) and is characterized in that the top of the base (1) is fixedly connected with a mounting plate (13) by the position of the rear edge, the top of the base (1) is fixedly connected with a mounting table (2), a seat (6) is placed in the middle of the top of the mounting table (2), the front of the mounting plate (13) corresponding to the position of the backrest of the seat (6) is connected with a pushing mechanism, the front of the mounting plate (13) is fixedly connected with a measurer (20) at the position of the top of the pushing mechanism, two sides of the front top of the mounting plate (13) are connected with first cylinders (15) through fixing mechanisms, the bottoms of output rods of the two first cylinders (15) are fixedly connected with a T-shaped connecting plate (16) together, and the bottom of the T-shaped connecting plate (16) is fixedly connected with a pressing plate (, the utility model discloses a fixed cover (5) for the automobile seat, including press plate (17) and seat (6) holding surface, the both sides of seat (6) all set up and are connected with fixed cover (5), the front end of fixed cover (5) passes through the front side sliding connection of track mechanism with mount table (2), the side fixedly connected with bracing piece (7) of fixed cover (5), tip fixedly connected with drive plate (8) of fixed cover (5) are kept away from in bracing piece (7), the bottom of mount table (2) is connected with the synchronous displacement drive arrangement of two drive plates (8), the both sides at mount table (2) top all are connected with the fastener of bracing piece (7).

2. The seat back clearance tester according to claim 1, wherein the pushing mechanism comprises a second air cylinder (18), the second air cylinder (18) is fixedly connected to the front surface of the mounting plate (13) at a position corresponding to the back of the seat (6), and a pushing end (19) is fixedly connected to the end of an output rod of the second air cylinder (18).

3. The seat back clearance tester according to claim 1, wherein the fixing mechanism comprises a fixing frame (14), the fixing frame (14) is fixedly connected to the top end of the front surface of the mounting plate (13), and the inner wall of the frame on the side surface of the fixing frame (14) is fixedly connected to the surface of the first air cylinder (15).

4. The seat back clearance tester according to claim 1, wherein the synchronous displacement driving device comprises a double-shaft motor (9), the double-shaft motor (9) is fixedly connected to the middle position of the bottom of the mounting table (2), threaded rods (10) are fixedly connected to output ends of two sides of the double-shaft motor (9), external threads of the two threaded rods (10) are opposite and symmetrical to each other, and the surface of each threaded rod (10) is in threaded connection with the inner wall of the driving plate (8).

5. The seat back clearance tester according to claim 1, wherein the fastening device comprises a fastening sleeve (11), the fastening sleeve (11) is fixedly connected to one side of the top of the mounting table (2), the fastening sleeve (11) is slidably connected to the surface of the support rod (7), and a fastening bolt (12) is threadedly connected to the top of the fastening sleeve (11).

6. The seat back clearance tester according to claim 1, wherein the rail mechanism comprises an L-shaped slider (3), the L-shaped slider (3) is fixedly connected to the front surface of the fixed cover (5), a slide rail (4) is fixedly connected to the front surface of the mounting table (2) corresponding to the L-shaped slider (3), and the L-shaped slider (3) is slidably connected to the surface of the slide rail (4).