Mounting platform for hanger and rotating shaft of large printer

Abstract

The utility model discloses a mounting platform for a hanger and a rotating shaft of a large printer, which comprises a product positioning block fixed on a working platform and a gasket positioning component positioned behind the product positioning block, a rotating shaft positioning step is arranged at the rear part of the product positioning block, and the front side of the product positioning block and the working platform form a hanger positioning structure. The gasket positioning assembly comprises a lower sliding seat in sliding fit with the working platform and an upper sliding seat in sliding fit with the lower sliding seat, the lower sliding seat can move front and back relative to the working platform, the upper sliding seat can move front and back relative to the lower sliding seat, and a gasket clamp is arranged on the front side of the upper sliding seat. The lower sliding seat moves forwards, the gasket moves forwards to the position above the threaded hole of the rotating shaft, the hanging frame is positioned on the hanging frame positioning structure and covers the gasket, and the bolt is fixedly connected with the hanging frame, the gasket and the rotating shaft. According to the platform, convenience is provided for an operator to connect the rotating shaft, the gasket and the hanging frame, and the hanging frame assembling efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the processing of printer parts, specifically to the installation of a hanger and a rotating shaft of a large printer. Background Art

[0002] The hanger of a large printer is located at the upper part of the rear of the printer, and the bottom end of a stack of papers is placed obliquely on the hanger. When starting to print, the hanger rotates downward by a small angle, and the top paper of a stack of papers is input into the printer under the drive of a conveying roller. Then, the hanger rotates back to its original position. For the next printing, the hanger rotates downward again and then resets.

[0003] In order for the hanger to rotate, a rotating shaft needs to be installed on the hanger. The rotating shaft is provided with a positioning hole and a threaded hole. When installing the rotating shaft, a washer is arranged between the rotating shaft and the hanger, and a bolt is screwed into the threaded hole from the hanger and the washer to fix the rotating shaft and the hanger. Summary of the Utility Model

[0004] The technical problem solved by the utility model: to provide an installation platform for installing a rotating shaft on a hanger.

[0005] To solve the above technical problem, the utility model provides the following technical solution: an installation platform for a hanger and a rotating shaft of a large printer, including a product positioning block fixed on a working platform and a washer positioning component located behind the product positioning block. A rotating shaft positioning step is arranged at the rear of the product positioning block. The front side of the product positioning block and the working platform form a hanger positioning structure. The washer positioning component includes a lower sliding seat slidably matched on the working platform and an upper sliding seat slidably matched on the lower sliding seat. The lower sliding seat can move forward and backward relative to the working platform, and the upper sliding seat can move forward and backward relative to the lower sliding seat. A washer clamp is arranged on the front side of the upper sliding seat.

[0006] According to the above technical solution, the rotating shaft is positioned on the rotating shaft positioning step, and the operator clips the washer in the washer clamp. Then, the lower sliding seat moves forward, and the washer in the washer clamp moves forward to above the threaded hole of the rotating shaft. Then, the hanger is positioned on the hanger positioning structure and covers above the washer and the washer clamp. Among them, the bottom step of the hanger abuts against the front side of the product positioning block, and the forward and backward displacement of the hanger is restricted. The operator adjusts the left - right position of the hanger to align the rotating shaft connection hole position on the hanger with the washer up and down. Then, the operator places a bolt in the rotating shaft connection hole position of the hanger. The bolt passes through the washer and initially penetrates into the threaded hole. Then, the upper sliding seat moves backward, and the washer clamp moves backward accordingly, disengaging from the washer. Then, the operator tightens the bolt with a screwdriver, and the bolt fixedly connects the hanger, the washer and the rotating shaft. Then, the operator removes the hanger from the working platform.

[0007] The utility model provides an installation platform for installing a rotating shaft on a hanging bracket. On this installation platform, after the rotating shaft, washer and hanging bracket are positioned, they are vertically aligned, which provides convenience for an operator to connect the rotating shaft, washer and hanging bracket and is conducive to improving the assembly efficiency of the hanging bracket.

[0008] The rotating shaft positioning step is provided with a rotating shaft positioning post, and the rotating shaft positioning post can cooperate with the positioning hole on the rotating shaft to realize the positioning of the rotating shaft on the rotating shaft positioning step.

[0009] The working platform is provided with a plurality of positioning plates for supporting the hanging bracket. In this way, there is a gap between the hanging bracket and the working platform, which is convenient for the operator to take away the hanging bracket from the working platform.

[0010] The working platform is provided with a lower slide base cylinder, and the piston rod of the lower slide base cylinder is connected to the lower slide base; the lower slide base is provided with an upper slide base cylinder, and the upper slide base cylinder is connected to the upper slide base; the working platform is provided with a lower slide base slide rail, and the bottom of the lower slide base is provided with a lower slide base slider that cooperates with the lower slide base slide rail; the lower slide base is provided with an upper slide base slide rail, and the bottom of the upper slide base is provided with an upper slide base slider that cooperates with the upper slide base slide rail. Driven by the lower slide base cylinder, the lower slide base moves back and forth. Driven by the upper slide base cylinder, the upper slide base moves back and forth relative to the lower slide base.

[0011] The washer clamp includes a fixed clamp fixedly connected to the upper slide base and a movable clamp hinged to the upper slide base, and a spring is connected between the movable clamp and the fixed clamp. The spring makes the movable clamp close to the fixed clamp for clamping the washer.

[0012] There is a gap between the lower slide base and the upper slide base. The lower slide base is provided with a hanging bracket auxiliary positioning block, and the washer clamp is installed at the bottom of the upper slide base. The hanging bracket auxiliary positioning block and the washer clamp are located in the gap between the upper slide base and the lower slide base. After the washer and the threaded hole on the rotating shaft are vertically aligned, the hanging bracket is positioned on the working platform and is supported by the positioning plate, product positioning block and hanging bracket auxiliary positioning block. The connection hole positions on the hanging bracket are vertically aligned with the washer and the threaded hole. Since the upper slide base slide rail and the upper slide base slider are provided between the upper slide base and the lower slide base, there is a gap between the upper slide base and the lower slide base. Description of the Drawings

[0013] The following further describes the present utility model with reference to the drawings:

[0014] Figure 1 It is a schematic diagram of an installation platform for a large printer hanging bracket and a rotating shaft;

[0015] Figure 2 It is Figure 1 A schematic diagram obtained by observing the installation platform of the large printer hanging bracket and the rotating shaft from the left side in

[0016] Figure 3 It is Figure 1 An enlarged view of part A in

[0017] Figure 4 Schematic diagram of placing washer 92 on washer clamp 40 and placing rotating shaft 90 on product positioning block 20;

[0018] Figure 5 For Figure 4 Schematic diagram obtained by observing the installation platform of the large printer hanger and the rotating shaft from the left side in

[0019] Figure 6 Schematic diagram of washer 92 advancing and being vertically aligned with the threaded hole 901 on rotating shaft 90;

[0020] Figure 7 For Figure 6 Schematic diagram obtained by observing the installation platform of the large printer hanger and the rotating shaft from the left side in

[0021] Figure 8 Schematic diagram of hanger 91 being positioned on the installation platform;

[0022] Figure 9 For Figure 8 Schematic diagram obtained by observing the installation platform of the large printer hanger and the rotating shaft from the left side in

[0023] Figure 10 Schematic diagram of placing bolt 93 in the rotating shaft connection hole position 911 of hanger 91;

[0024] Figure 11 For Figure 10 Schematic diagram obtained by observing the installation platform of the large printer hanger and the rotating shaft from the left side in

[0025] Figure 12 Schematic diagram of washer clamp 40 retracting and disengaging from washer 92;

[0026] Figure 13 For Figure 12 Schematic diagram obtained by observing the installation platform of the large printer hanger and the rotating shaft from the left side in .

[0027] Symbol description in the figure:

[0028] 10. Working platform; 11. Positioning plate;

[0029] 20. Product positioning block; 21. Rotating shaft positioning step; 22. Rotating shaft positioning post;

[0030] 30. Washer positioning assembly; 31. Lower sliding seat; 32. Upper sliding seat; 33. Lower sliding seat cylinder; 34. Upper sliding seat cylinder; 35. Lower sliding seat slide rail; 36. Upper sliding seat slide rail; 37. Hanger auxiliary positioning block;

[0031] 40. Washer clamp; 41. Fixed clamp; 42. Movable clamp; 43. Spring;

[0032] 90. Rotating shaft; 901. Threaded hole; 91. Hanger; 911. Rotating shaft connection hole position; 92. Washer; 93. Bolt. Specific implementation method

[0033] Combined with Figures 1 to 3 , the installation platform of the large printer hanger and the rotating shaft includes a product positioning block 20 fixed on the working platform 10 and a washer positioning component 30 located behind the product positioning block. A rotating shaft positioning step 21 is provided at the rear of the product positioning block. The front side of the product positioning block and the working platform form a hanger positioning structure. The washer positioning component 30 includes a lower sliding seat 31 slidably fitted on the working platform and an upper sliding seat 32 slidably fitted on the lower sliding seat. The lower sliding seat can move forward and backward relative to the working platform, and the upper sliding seat can move forward and backward relative to the lower sliding seat. A washer clamp 40 is provided on the front side of the upper sliding seat.

[0034] Combined with Figure 4 , Figure 5 , the rotating shaft 90 is positioned on the rotating shaft positioning step 21, and the operator clips the washer 92 in the washer clamp 40. Then, as Figure 6 , Figure 7 , the lower sliding seat 31 advances, and the washer in the washer clamp 40 advances to above the threaded hole 901 of the rotating shaft 90. Then, as Figure 8 , Figure 9 , the hanger 91 is positioned on the hanger positioning structure and covers above the washer 92 and the washer clamp 40. Among them, the bottom step of the hanger 91 abuts against the front side of the product positioning block 20, and the forward and backward displacement of the hanger 91 is restricted. The operator adjusts the left - right position of the hanger 91 to align the rotating shaft connection hole position 911 on the hanger with the washer 92 vertically. Then, as Figure 10 , Figure 11 , the operator places a bolt 93 in the rotating shaft connection hole position 911 of the hanger 91. The bolt passes through the washer 92 and initially penetrates into the threaded hole 901. Then, as Figure 12 , Figure 13 , the upper sliding seat 32 retreats, and the washer clamp 40 retreats accordingly and disengages from the washer 92. Then, the operator tightens the bolt 93 with a screwdriver, and the bolt fixedly connects the hanger 91, the washer 92 and the rotating shaft 90. Then, the operator removes the hanger 91 from the working platform 10.

[0035] As Figure 1 , Figure 2 , a rotating shaft positioning post 22 is provided on the rotating shaft positioning step 21. The rotating shaft positioning post can cooperate with the positioning hole on the rotating shaft 90 to realize the positioning of the rotating shaft 90 on the rotating shaft positioning step 21.

[0036] There are several positioning plates 11 for supporting the hanging brackets 91 on the working platform 10. In this way, there is a gap between the hanging bracket 91 and the working platform 10, which is convenient for the operator to remove the hanging bracket 91 from the working platform 10.

[0037] A lower sliding seat cylinder 33 is provided on the working platform 10, and the piston rod of the lower sliding seat cylinder is connected to the lower sliding seat 31; an upper sliding seat cylinder 34 is provided on the lower sliding seat, and the upper sliding seat cylinder is connected to the upper sliding seat 32; a lower sliding seat slide rail 35 is provided on the working platform, and a lower sliding seat slider that cooperates with the lower sliding seat slide rail is provided at the bottom of the lower sliding seat; an upper sliding seat slide rail 36 is provided on the lower sliding seat, and an upper sliding seat slider that cooperates with the upper sliding seat slide rail is provided at the bottom of the upper sliding seat. Driven by the lower sliding seat cylinder 33, the lower sliding seat 31 moves back and forth. Driven by the upper sliding seat cylinder 34, the upper sliding seat 32 moves back and forth relative to the lower sliding seat 31.

[0038] The washer clamp 40 includes a fixed clamp 41 fixedly connected to the upper sliding seat 32 and a movable clamp 42 hinged to the upper sliding seat. A spring 43 is connected between the movable clamp and the fixed clamp. The spring 43 makes the movable clamp 42 close to the fixed clamp 41 for clamping the washer 92.

[0039] There is a gap between the lower sliding seat 31 and the upper sliding seat 32. A hanging bracket auxiliary positioning block 37 is provided on the lower sliding seat. The washer clamp 40 is installed at the bottom of the upper sliding seat. The hanging bracket auxiliary positioning block and the washer clamp are located in the gap between the upper sliding seat and the lower sliding seat. After the washer 92 and the threaded hole 901 on the rotating shaft 90 are vertically aligned, the hanging bracket 91 is positioned on the working platform 10 and supported by the positioning plate 11, the product positioning block 20 and the hanging bracket auxiliary positioning block 37. The rotating shaft connection hole position 911 on the hanging bracket is vertically aligned with the washer 92 and the threaded hole 901. Since the upper sliding seat slide rail 36 and the upper sliding seat slider are provided between the upper sliding seat 32 and the lower sliding seat 31, there is a gap between the upper sliding seat 32 and the lower sliding seat 31.

[0040] The above content is only the preferred embodiment 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 manner and application scope. The content of this specification should not be construed as a limitation to the present invention.

Claims

1. Installation platform for large printer hanger and rotating shaft, comprising a product positioning block (20) fixed on a working platform (10), and a washer positioning assembly (30) located behind the product positioning block. A rotating shaft positioning step (21) is provided at the rear part of the product positioning block. A hanger positioning structure is formed by the front side of the product positioning block and the working platform. It is characterized in that: The washer positioning assembly (30) includes a lower sliding seat (31) slidably fitted on the working platform and an upper sliding seat (32) slidably fitted on the lower sliding seat. The lower sliding seat can be displaced back and forth relative to the working platform, and the upper sliding seat can be displaced back and forth relative to the lower sliding seat. A washer clamp (40) is provided on the front side of the upper sliding seat.

2. The installation platform for the large printer hanger and the rotating shaft according to claim 1, characterized in that: A shaft positioning post (22) is provided on the shaft positioning step (21), and the shaft positioning post can cooperate with the positioning hole on the shaft (90).

3. The installation platform for the large printer hanger and the rotating shaft according to claim 1, characterized in that: A number of positioning plates (11) for supporting the hanging brackets (91) are provided on the working platform (10).

4. The installation platform for the large printer hanger and the rotating shaft according to claim 1, characterized in that: A lower sliding seat cylinder (33) is provided on the working platform (10), and the piston rod of the lower sliding seat cylinder is connected to the lower sliding seat (31); an upper sliding seat cylinder (34) is provided on the lower sliding seat, and the upper sliding seat cylinder is connected to the upper sliding seat (32); a lower sliding seat slide rail (35) is provided on the working platform, and a lower sliding seat slider cooperating with the lower sliding seat slide rail is provided at the bottom of the lower sliding seat; an upper sliding seat slide rail (36) is provided on the lower sliding seat, and an upper sliding seat slider cooperating with the upper sliding seat slide rail is provided at the bottom of the upper sliding seat.

5. The installation platform for the large printer hanger and the rotating shaft according to claim 1, characterized in that: The washer clamp (40) includes a fixed clamp (41) fixedly connected to the upper sliding seat (32) and a movable clamp (42) hinged to the upper sliding seat. A spring (43) is connected between the movable clamp and the fixed clamp.

6. The installation platform for the large printer hanger and the rotating shaft according to claim 1, characterized in that: There is a gap between the lower sliding seat (31) and the upper sliding seat (32). A hanging bracket auxiliary positioning block (37) is provided on the lower sliding seat. The washer clamp (40) is installed at the bottom of the upper sliding seat. The hanging bracket auxiliary positioning block and the washer clamp are located in the gap between the upper sliding seat and the lower sliding seat.

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