Handle mounting device

Abstract

The utility model discloses a handle mounting device. A feeding mechanism comprises a feeding assembly and a limiting assembly, wherein the feeding assembly is used for feeding by means of the gravity of a handle, and the limiting assembly is arranged on one side of a discharging port of the feeding assembly and used for limiting the handle. The material distributing and pushing mechanism comprises a material distributing assembly and a pushing assembly, and the material distributing assembly is arranged on the side, away from the feeding assembly, of the limiting assembly and used for distributing the handles on the feeding mechanism and then sending the handles into the pushing assembly; the pushing assembly is arranged below the material distributing assembly and used for pushing a handle in the material distributing assembly into the fixed pressure pump cylinder. The fixing mechanism is arranged on one side of the propelling mechanism and used for fixing a pump cylinder of the pressure pump. The downward pressing mechanism is arranged above the fixing mechanism and used for conducting downward pressing operation on the half nut in the pump cylinder of the pressure pump. According to the handle installation device, mechanization of handle installation is achieved, installation efficiency is improved, labor input cost is reduced, and installation of the handle is made to be more standard.

Description

Technical Field

[0001] The utility model relates to the technical field of handle installation equipment, in particular to a handle installation device. Background Art

[0002] During the production process of the pressure pump, one of the production links is to install a handle on one end of the pressure pump barrel; the long rod of the handle is provided with an external thread, which needs to be matched with the half nut inside the pressure pump barrel to achieve installation; the existing installation method is to manually press down the half nut inside the pressure pump barrel, and then insert the handle into the interior of the pressure pump barrel, loosen the half nut, achieve assembly cooperation between the handle and the half nut, and complete the installation of the handle. The manual installation process of the entire handle is cumbersome, the installation efficiency is low, and the labor investment cost is high; therefore, the present application proposes a handle installation device for solving the problems of low installation efficiency caused by manual installation of the handle. Utility Model Content

[0003] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a handle mounting device.

[0004] The utility model provides a handle installation device, comprising a feeding mechanism, a material distribution and pushing mechanism, a fixing mechanism and a pressing mechanism; wherein:

[0005] The feeding mechanism comprises a feeding component that feeds materials by relying on the weight of the handle itself and a limiting component disposed on one side of the discharge port of the feeding component for limiting the position of the handle;

[0006] The material distribution and advancement mechanism comprises a material distribution component and an advancement component. The material distribution component is arranged on the side of the limiting component away from the feeding component, and is used to distribute the handle on the feeding mechanism and then send it into the advancement component; the advancement component is arranged below the material distribution component, and is used to push the handle in the material distribution component into the fixed pressure pump barrel;

[0007] The fixing mechanism is arranged on one side of the propulsion mechanism and is used to fix the pump barrel of the pressure pump;

[0008] The pressing mechanism is arranged above the fixing mechanism and is used to press down the half nut inside the pump barrel of the pressure pump.

[0009] Preferably, the feeding assembly includes a first support frame, a baffle is fixedly provided on the top surface of the first support frame along its length direction; an arc-shaped slide is fixedly provided on the top surface of the first support frame through a supporting vertical rod, and one end of the arc-shaped slide is arranged higher than the other end.

[0010] Preferably, the limiting assembly includes a cylinder bracket arranged on the lower end side of the arc-shaped slide, a first cylinder pointing vertically upward is fixedly arranged on the top surface of the cylinder bracket, a top block for limiting the handle on the arc-shaped slide is fixedly arranged at the transmission end of the first cylinder, and the top surface of the top block is set as an inclined surface.

[0011] Preferably, the material dividing assembly includes a second support frame arranged on one side of the discharge port of the feeding mechanism; a first mounting vertical plate is fixedly provided on one side of the top surface of the second support frame; a guide block assembly is fixedly provided on the inner side surface of the first mounting vertical plate; the guide block assembly includes a support plate, an L-shaped stopper is fixedly provided on the side of the plate surface of the support plate away from the top block, an L-shaped guide block is fixedly provided on the side of the plate surface of the support plate close to the top block, and the top surface of the L-shaped guide block is arranged as an inclined surface inclined in a direction close to the L-shaped stopper; a T-shaped channel for the handle to pass through is formed between the support plate, the L-shaped stopper and the L-shaped guide block.

[0012] Preferably, the propulsion assembly includes an electric push rod fixedly arranged on the outer side of the first mounting vertical plate, and a transmission rod of the electric push rod is arranged horizontally through the plate surface of the first mounting vertical plate; two groups of parallel first linear guide rails are arranged on the top surface of the second support frame, a connecting plate is fixedly arranged on the top surface of the slider of the first linear guide rail, and a handle head support block is fixedly arranged on the top surface of the connecting plate; the transmission end of the electric push rod is fixedly connected to the handle head support block for driving the handle head support block to move along the length direction of the first linear guide; a handle tail support block is arranged on the second support frame corresponding to the handle head support block, and the handle tail support block is lifted up and down by a second cylinder installed on the second support frame.

[0013] Preferably, the fixing mechanism includes a supporting component, a horizontal moving component, and a lifting and clamping component; wherein,

[0014] The support assembly comprises a base fixedly arranged on the top surface of the second support frame and located at an end of the first linear guide rail away from the first mounting vertical plate, and a U-shaped lifting block for supporting the pump barrel of the pressure pump is fixedly arranged on the top surface of the base;

[0015] The horizontal moving assembly comprises a third support frame, the bottom surface of the third support frame is located above the second support frame and is fixedly provided with a second mounting vertical plate, a second linear guide rail perpendicular to the first linear guide rail is fixedly provided on the plate surface of the second mounting vertical plate, a third cylinder is fixedly provided on the plate surface of the second mounting vertical plate, a transmission end of the third cylinder is fixedly connected to a slider of the second linear guide rail, and is used to drive the lifting and clamping assembly to move along the length direction of the second linear guide rail;

[0016] The lifting and clamping assembly includes a slide cylinder fixedly arranged on the slider of the second linear guide rail in a vertical direction, a clamp connecting frame fixedly arranged on the slide of the slide cylinder, and two pneumatic clamps for clamping the pump barrel of the pressure pump are symmetrically fixedly arranged on the clamp connecting frame.

[0017] Preferably, the pressing mechanism includes a third mounting plate fixedly arranged on the bottom surface of the third support frame, a third linear guide rail in the vertical direction is fixedly arranged on the plate surface of the third mounting plate, a slider connecting block is fixedly arranged on the slider of the third linear guide rail, and a U-shaped pressing piece for pressing downward the half nut inside the pump barrel of the pressure pump is fixedly arranged on the bottom surface of the slider connecting block; the U-shaped pressing piece is driven by a fourth cylinder arranged on the top surface of the third support frame to move up and down along the length direction of the third linear guide rail.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The handle installation device of the utility model is provided with a feeding mechanism, a material distribution and pushing mechanism, a fixing mechanism and a pressing mechanism, which respectively realize the feeding of the handle, the material distribution of the handle, the translation, lifting and fixing of the pressure pump barrel, the pressing down of the half nut inside the pressure pump barrel and the pushing of the handle into the pressure pump barrel, etc., mechanizes the installation between the handle and the pressure pump barrel, improves the installation efficiency, reduces the cost of labor input, and improves the installation accuracy between the handle and the pressure pump barrel, making its installation more standard.

[0020] It should be understood that the contents described in the summary of the utility model are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model.

[0021] Other features of the present invention will become readily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0023] Figure 1 It is a structural schematic diagram of one side of the handle mounting device;

[0024] Figure 2 It is a schematic diagram of the structure on the other side of the handle mounting device;

[0025] Figure 3 It is a schematic diagram of the structure after the feeding component, the limiting component, the dividing component, the pushing component, the handle and the supporting component are assembled;

[0026] Figure 4 It is a schematic diagram of the structure after the feeding component, the limiting component, the material dividing component, the propulsion component and the supporting component are assembled;

[0027] Figure 5 is a structural schematic diagram of a guide block assembly;

[0028] Figure 6 It is a structural schematic diagram of one side after the horizontal moving component, the lifting and clamping component, the pressing component, the handle, and the pressure pump barrel are assembled;

[0029] Figure 7 It is a schematic diagram of the structure of the other side after the horizontal moving component, the lifting and clamping component, the pressing component, the handle, and the pressure pump barrel are assembled;

[0030] Figure 8 It is a structural schematic diagram of a U-shaped pressing piece;

[0031] Numbers in the figure: 1, feeding assembly; 11, first support frame; 12, baffle; 13, arc slide;

[0032] 2. Limiting assembly; 21. Cylinder bracket; 22. First cylinder; 23. Top block;

[0033] 3. material dividing assembly; 31. second supporting frame; 32. first mounting vertical plate; 33. guide block assembly; 331. supporting block; 332. L-shaped stopper; 333. L-shaped guide block;

[0034] 4. Propulsion assembly; 41. Electric push rod; 42. First linear guide rail; 43. Connecting plate; 44. Handle head support block; 45. Handle tail support block; 46. Second cylinder;

[0035] 5. Support assembly; 51. Base; 52. U-shaped lifting block; 53. Limit block;

[0036] 6. Horizontal moving assembly; 61. Third support frame; 62. Second mounting plate; 63. Second linear guide rail; 64. Third cylinder;

[0037] 7. Lifting and clamping assembly; 71. Clamping claw connecting frame; 72. Sliding table cylinder; 73. Pneumatic clamping claw;

[0038] 8. Pressing mechanism; 81. Third mounting plate; 82. Third linear guide rail; 83. Slider connecting block; 84. U-shaped pressing piece; 85. Fourth cylinder;

[0039] 9. Positioning assembly; 91. Fifth cylinder; 92. L-shaped positioning rod; 93. Strip hole;

[0040] 10. Handle; 11. Pressure pump barrel. DETAILED DESCRIPTION

[0041] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings.

[0042] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0043] Please refer to Figures 1 to 8 The embodiment of the utility model provides a handle installation device, including a feeding mechanism, a material distribution and pushing mechanism, a fixing mechanism and a pressing mechanism; wherein,

[0044] The feeding mechanism includes a feeding component 1 that feeds materials by the weight of the handle 10 itself and a limiting component 2 that is arranged on one side of the discharge port of the feeding component 1 and is used to limit the handle 10;

[0045] Among them, the feeding component 1 includes a first support frame 11, and a baffle 12 is fixedly arranged on the top surface of the first support frame 11 along its length direction; an arc-shaped slide 13 is fixed on the top surface of the first support frame 11 through a supporting vertical rod, and one end of the arc-shaped slide 13 is arranged higher than the other end; by setting the arc-shaped slide 13 with different heights at both ends, the handle 10 placed thereon can slide down to the limit component 2 in sequence by relying on its own gravity.

[0046] In a preferred embodiment, the limiting assembly 2 includes a cylinder bracket 21 arranged on the lower end side of the arc-shaped slide 13, and the cylinder bracket 21 is fixedly arranged on the second support frame 31; a first cylinder 22 is fixedly arranged vertically upward on the top surface of the cylinder bracket 21, and a top block 23 for limiting the handle 10 on the arc-shaped slide 13 is fixedly arranged at the transmission end of the first cylinder 22, and the top surface of the top block 23 is set as an inclined surface; wherein, the top block 23 is driven by the first cylinder 22 to move up and down, and when the top block 23 is lowered by the first cylinder 22, a height difference is formed between the top block 23 and the L-shaped guide block 333, that is, the top surface of the top block 23 is lower than the top surface of the L-shaped guide block 333, so the limiting function of the handle 10 is naturally realized.

[0047] The length direction of the top block 23 is set to be larger than the diameter of the handle cap of the handle 10, so that only one handle 10 is placed on the top surface of the top block 23 at the same time, which is convenient for the subsequent material distribution work of the handle 10.

[0048] The material distribution and advancement mechanism comprises a material distribution component 3 and an advancement component 4. The material distribution component 3 is arranged on the side of the limiting component 4 away from the feeding component 1, and is used to distribute the handle 10 on the feeding mechanism and then feed it into the advancement component 4; the advancement component 4 is arranged below the material distribution component 3, and is used to push the handle 10 in the material distribution component 3 into the fixed pressure pump barrel 11;

[0049] In a preferred embodiment, the material dividing assembly 3 includes a second support frame 31 arranged on one side of the discharge port of the feeding mechanism; a first mounting vertical plate 32 is fixedly arranged on one side of the top surface of the second support frame 31; a guide block assembly 33 is fixedly arranged on the inner side plate surface of the first mounting vertical plate 32; the guide block assembly 33 includes a support plate 331, an L-shaped stopper 332 is fixedly arranged on the side of the plate surface of the support plate 331 away from the top block 23, an L-shaped guide block 333 is fixedly arranged on the side of the plate surface of the support plate 331 close to the top block 23, and the top surface of the L-shaped guide block 333 is arranged as an inclined surface inclined in the direction close to the L-shaped stopper 332, so as to facilitate the handle 10 on the top block 23 to slide between the L-shaped stopper 332 and the L-shaped guide block 333; a T-shaped channel for the handle 10 to pass through is formed between the support plate 331, the L-shaped stopper 332 and the L-shaped guide block 333.

[0050] The top block 23 is moved upward by the first cylinder 22 , and the handle 10 on the top block 23 is sent into the interior of the T-shaped channel and then falls onto the top surfaces of the handle head support block 44 and the handle tail support block 45 .

[0051] In a preferred embodiment, the propulsion assembly 4 includes an electric push rod 41 fixedly arranged on the outer side of the first mounting vertical plate 32, and the transmission rod of the electric push rod 41 is arranged horizontally through the plate surface of the first mounting vertical plate 32; two sets of parallel first linear guide rails 42 are arranged on the top surface of the second support frame 31, and a connecting plate 43 is fixedly arranged on the top surface of the slider of the first linear guide rail 42, and a handle head support block 44 is fixedly arranged on the top surface of the connecting plate 43, and a U-shaped head placement groove is arranged on the top surface of the handle head support block 44 corresponding to the head of the handle 10; the transmission end of the electric push rod 41 is fixedly connected to the handle head support block 44, and is used to drive the handle head support block 44 to move along the length direction of the first linear guide rail 42; a handle tail support block 45 is arranged on the second support frame 31 corresponding to the handle head support block 44, and a U-shaped tail placement groove is arranged on the top surface of the handle tail support block 45; the handle tail support block 45 is lifted and lowered by a second cylinder 46 installed on the second support frame 31.

[0052] Among them, when the handle 10 on the handle head support block 44 and the handle tail support block 45 is pushed toward the fixed pressure pump barrel 11, after the tail end of the handle 10 enters the pressure pump barrel 11, the handle tail support block 45 is lowered downward under the drive of the second cylinder 46 to avoid interference during the installation process.

[0053] A fixing mechanism, arranged on one side of the propulsion mechanism, for fixing the pressure pump barrel 11;

[0054] In a preferred embodiment, the fixing mechanism includes a supporting assembly 5, a horizontal moving assembly 6, and a lifting and clamping assembly 7; wherein,

[0055] The support assembly 5 includes a base 51 fixedly arranged on the top surface of the second support frame 31 and located at the end of the first linear guide rail 42 away from the first mounting plate 32, and a U-shaped lifting block 52 for supporting the pressure pump barrel 11 is fixedly arranged on the top surface of the base 51;

[0056] Among them, a limit block 53 is symmetrically fixed on the top surface of the U-shaped lifting block 52, which is used to clamp the raised shell on the outer wall of the pressure pump barrel 11 to prevent the pressure pump barrel 11 from moving in the front and rear directions when the handle 10 is inserted; in addition, a positioning component 9 is also provided, and the positioning component 9 includes a fifth cylinder 91 fixedly arranged on the bottom surface of the second support frame 31, and the fifth cylinder 91 is arranged in the horizontal direction. The transmission end of the fifth cylinder 91 is fixedly provided with an L-shaped positioning rod 92 in the vertical direction, and the L-shaped positioning rod 92 passes through the strip hole 93 on the plate surface of the second support frame 31, and is clamped with the groove on the end surface of the pressure pump barrel 11 to prevent the pressure pump barrel 11 from moving in the up and down directions.

[0057] The horizontal moving assembly 6 comprises a third support frame 61, the bottom surface of the third support frame 61 is located above the second support frame 31 and is fixedly provided with a second mounting vertical plate 62, a second linear guide rail 63 perpendicular to the first linear guide rail 42 is fixedly provided on the plate surface of the second mounting vertical plate 62, a third cylinder 64 is fixedly provided on the plate surface of the second mounting vertical plate 62, a driving end of the third cylinder 64 is fixedly connected to a slider of the second linear guide rail 63, and is used to drive the lifting and clamping assembly to move along the length direction of the second linear guide rail 63, so as to realize horizontal movement of the pressure pump barrel 11 fixed on the two pneumatic clamps 73 and then sequentially fixed on the U-shaped lifting block 52 to install the handle 10;

[0058] The lifting and clamping assembly 7 includes a slide cylinder 72 fixedly arranged in the vertical direction on the slider of the second linear guide rail 63, a clamp connecting frame 71 fixedly arranged on the slide of the slide cylinder 72, and two pneumatic clamps 73 for clamping the pressure pump barrel 11 are symmetrically fixedly arranged on the clamp connecting frame 71; wherein, the clamps in the pneumatic clamps 73 correspond to the pressure pump barrel 11 and adopt barrel-shaped clamps, which can better clamp and fix the pressure pump barrel 11.

[0059] The pressing mechanism 8 is arranged above the fixing mechanism, and is used for pressing down the half nut inside the pressure pump barrel 11, wherein the shape of the half nut is formed by cutting the entire nut along the vertical plane where the axial direction thereof is located; the bottom surface of the half nut is fixed to the inside of the pressure pump barrel 11 by a spring, and an opening is arranged on the top surface of the pressure pump barrel 11. After the pressing mechanism penetrates into the opening to press down the half nut, and then the handle 10 is inserted into the pressure pump barrel 11, the half nut is loosened, and the half nut rises, and then it is naturally threadedly assembled with the screw on the handle inserted into the pressure pump barrel 11; in addition, a piston and a piston connector are also arranged at the other end of the pressure pump barrel 11, and a raised ring is arranged at the end of the screw of the handle 10, which needs to be clamped and connected with the piston connector, and the clamping action is naturally completed through the pushing work of the pushing assembly, saving time and effort.

[0060] In a preferred embodiment, the pressing mechanism 8 includes a third mounting plate 81 fixedly arranged on the bottom surface of the third support frame 61, a third linear guide 82 in the vertical direction is fixedly arranged on the plate surface of the third mounting plate 81, a slider connecting block 83 is fixedly arranged on the slider of the third linear guide 82, and a U-shaped pressing piece 84 for pressing down the half nut inside the pressure pump barrel 11 is fixedly arranged on the bottom surface of the slider connecting block 83; the U-shaped pressing piece 84 is driven by a fourth cylinder 85 arranged on the top surface of the third support frame 61 to move up and down along the length direction of the third linear guide 82; specifically, the transmission rod of the fourth cylinder 85 is fixedly connected to the slider connecting block 83, thereby driving the U-shaped pressing piece 84 to move up and down.

[0061] The working principle of the present application is as follows: in the initial state, the top surface height of the top block 23 is lower than the top surface height of the L-shaped guide block 333, so that a height difference is formed between the two, and the handle 10 on the arc slide 13 is limited; and only one handle 10 can be stored on the top block 23 at the same time; the top block 23 is driven by the first cylinder 22 to rise upward, and since the top surface of the top block 23 is an inclined surface inclined in the direction of the L-shaped guide block 333, during the process of the top block 23 rising upward, the handle 10 on the top block 23 naturally slides into the T-shaped channel between the L-shaped guide block 333 and the L-shaped stopper 332, and the handle 10 falls from the inside of the T-shaped channel onto the top surfaces of the handle head support block 44 and the handle tail support block 45, and then the handle head support block 4 on the first linear guide rail 42 is driven by the electric push rod 41. 4 moves in the direction close to the pressure pump barrel 11; at this time, the pressure pump barrel 11, driven by the third cylinder 64 and the slide cylinder 72, has completed the work of being fixed on the U-shaped lifting block 52 on the top surface of the base 51, and the U-shaped pressing piece 84, driven by the fourth cylinder 85, presses down the half nut inside the pressure pump barrel 11, preparing for the subsequent insertion of the handle 10; the handle 10, driven by the electric push rod 41, moves in the direction close to the pressure pump barrel 11, and when the tail end of the handle 10 is inserted into the interior of the pressure pump barrel 11, the handle tail support block 45 is lowered downward by the second cylinder 46 to avoid interference with the installation of the handle 10; until the installation of the handle 10 is completed; the entire installation process has a high degree of mechanization, simple operation, high installation efficiency, and low manpower investment cost.

[0062] In the description of this specification, the terms "connection", "installation", "fixation" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0063] In the description of this specification, the description of the terms "one embodiment", "some embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0064] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A handle mounting device, characterized in that: It includes a feeding mechanism, a material distribution and pushing mechanism, a fixing mechanism and a pressing mechanism; among which, The feeding mechanism comprises a feeding component that feeds materials by relying on the weight of the handle itself and a limiting component disposed on one side of the discharge port of the feeding component for limiting the position of the handle; The material distribution and advancement mechanism comprises a material distribution component and an advancement component. The material distribution component is arranged on the side of the limiting component away from the feeding component, and is used to distribute the handle on the feeding mechanism and then feed it into the advancement component; the advancement component is arranged below the material distribution component, and is used to push the handle in the material distribution component into the fixed pressure pump barrel; The fixing mechanism is arranged on one side of the propulsion mechanism and is used to fix the pump barrel of the pressure pump; The pressing mechanism is arranged above the fixing mechanism and is used to press down the half nut inside the pump barrel of the pressure pump.

2. The handle mounting device according to claim 1, characterized in that: The feeding assembly includes a first support frame, on the top surface of which a baffle is fixedly arranged along its length direction; on the top surface of the first support frame an arc-shaped slide is fixedly arranged through a supporting vertical rod, and one end of the arc-shaped slide is arranged higher than the other end.

3. The handle mounting device according to claim 2, characterized in that: The limiting assembly includes a cylinder bracket arranged on the lower end side of the arc-shaped slide, a first cylinder pointing vertically upward is fixedly arranged on the top surface of the cylinder bracket, a top block for limiting the handle on the arc-shaped slide is fixedly arranged at the transmission end of the first cylinder, and the top surface of the top block is arranged as an inclined surface.

4. The handle mounting device according to claim 3, characterized in that: The material dividing assembly includes a second support frame arranged on one side of the discharge port of the feeding mechanism; a first mounting vertical plate is fixedly arranged on one side of the top surface of the second support frame; a guide block assembly is fixedly arranged on the inner side surface of the first mounting vertical plate; the guide block assembly includes a support plate, an L-shaped stopper is fixedly arranged on the side of the plate surface of the support plate away from the top block, an L-shaped guide block is fixedly arranged on the side of the plate surface of the support plate close to the top block, and the top surface of the L-shaped guide block is arranged to be an inclined surface inclined in the direction close to the L-shaped stopper; a T-shaped channel for the handle to pass through is formed between the support plate, the L-shaped stopper and the L-shaped guide block.

5. The handle mounting device according to claim 4, characterized in that: The propulsion assembly includes an electric push rod fixedly arranged on the outside of the first mounting vertical plate, and a transmission rod of the electric push rod is arranged horizontally through the plate surface of the first mounting vertical plate; two groups of parallel first linear guide rails are arranged on the top surface of the second support frame, a connecting plate is fixedly arranged on the top surface of the slider of the first linear guide rail, and a handle head support block is fixedly arranged on the top surface of the connecting plate; the transmission end of the electric push rod is fixedly connected to the handle head support block, which is used to drive the handle head support block to move along the length direction of the first linear guide; a handle tail support block is arranged on the second support frame corresponding to the handle head support block, and the handle tail support block is lifted and lowered by a second cylinder installed on the second support frame.

6. The handle mounting device according to claim 5, characterized in that: The fixing mechanism includes a supporting component, a horizontal moving component, and a lifting and clamping component; wherein, The support assembly comprises a base fixedly arranged on the top surface of the second support frame and located at an end of the first linear guide rail away from the first mounting vertical plate, and a U-shaped lifting block for supporting the pump barrel of the pressure pump is fixedly arranged on the top surface of the base; The horizontal moving assembly comprises a third support frame, the bottom surface of the third support frame is located above the second support frame and is fixedly provided with a second mounting vertical plate, a second linear guide rail perpendicular to the first linear guide rail is fixedly provided on the plate surface of the second mounting vertical plate, a third cylinder is fixedly provided on the plate surface of the second mounting vertical plate, a transmission end of the third cylinder is fixedly connected to a slider of the second linear guide rail, and is used to drive the lifting and clamping assembly to move along the length direction of the second linear guide rail; The lifting and clamping assembly includes a slide cylinder fixedly arranged on the slider of the second linear guide rail in a vertical direction, a clamp connecting frame fixedly arranged on the slide of the slide cylinder, and two pneumatic clamps for clamping the pump barrel of the pressure pump are symmetrically fixedly arranged on the clamp connecting frame.

7. The handle mounting device according to claim 6, characterized in that: The pressing mechanism includes a third mounting plate fixedly arranged on the bottom surface of the third support frame, a third linear guide rail is fixedly arranged on the plate surface of the third mounting plate in the vertical direction, a slider connecting block is fixedly arranged on the slider of the third linear guide rail, and a U-shaped pressing piece for pressing down the half nut inside the pump barrel of the pressure pump is fixedly arranged on the bottom surface of the slider connecting block; the U-shaped pressing piece is driven by a fourth cylinder arranged on the top surface of the third support frame to move up and down along the length direction of the third linear guide rail.

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